JP4728198B2 - Intrusion detection system and intrusion detection method - Google Patents

Description

  The present invention relates to a technique for detecting entry of a suspicious person into a building by using an electric field communication device that performs communication using an electric field induced in an electric field transmission medium.

Conventionally, as a security measure against intrusion by a suspicious person, a non-contact IC card and card reader using RFID (Radio frequency identification), biometric authentication using fingerprints and irises, etc. are installed at the entrance of the building. The suspicious person other than the registrant registered in advance has been prevented from entering the building (see Non-Patent Document 1). In addition, the presence of suspicious persons is successively monitored by appropriately arranging human sensors, surveillance cameras, and the like that detect human movements in places where people come and go.
“Entry / Exit Management”, [online], [Search August 8, 2006], Internet <URL: http://www.securityhouse.net/bouhan/into.htm>

  However, non-contact IC cards and biometrics authentication are authentication methods that compare the identification information on the registered side of the building with the registered information on the registered side. There was a problem that could not be prevented.

  Although it is possible to grasp the presence of a suspicious person by checking the video taken by the surveillance camera, the current position and the face of the suspicious person cannot be properly grasped due to the location of the surveillance camera or the movement of the suspicious person. Therefore, there was a problem that it was very difficult to respond quickly.

  Furthermore, when using a non-contact IC card, it is necessary to approach a card reader installed on the wall, take out the IC card from a pocket or bag, and place it on the card reader. There was a problem that it was very inconvenient for the people.

  This invention is made | formed in view of the above, and makes it a subject to detect the suspicious person who invaded the building reliably.

An intrusion detection system according to a first aspect of the present invention includes a first fixed type electric field communication device, a portable electric field communication device, and a second fixed type that are capable of performing electric field communication by inducing an electric field from an electrode to an electric field transmission medium. Type electric field communication device, a determination device connectable to the second fixed electric field communication device via a communication network, and a control device that controls building equipment connectable to the determination device via the communication network; The first fixed type electric field communication device is arranged on a first fixed object as the electric field transmission medium, and is the first fixed type electric field communication. First storage means for storing first identification information for identifying the device, and reading out the first identification information from the first storage means, from the transmission electrode to the first fixed object First transmission to be transmitted by electric field And the portable electric field communication device is possessed by a registrant as the electric field transmission medium permitted to enter the building where the first fixed object is disposed, Second storage means for storing second identification information for identifying a registrant, and when the registrant contacts the first fixed object, the first fixed object and the registrant. First receiving means for receiving the first identification information transmitted via the receiving electrode, third storage means for storing the received first identification information, and the first The second identification information and the second identification information are read from the third storage means and the second storage means, respectively, and transmitted from the transmission electrode to the second fixed electric field communication device by an electric field. And a second fixed type electric field communication device. Is arranged on a second fixed object as the electric field transmission medium adjacent to the first fixed object, and when the registrant comes into contact with the second fixed object, the registrant And the first identification information and the second identification information transmitted via the second fixed object are received via a receiving electrode and stored in a fourth storage means, via the communication network. Third transmission means for transmitting to the determination device, and when a suspicious person who does not have the portable electric field communication device comes into contact with the first fixed object and the second fixed object, the first The first identification information transmitted via the fixed object, the suspicious person, and the second fixed object is received via the receiving electrode and stored in the fifth storage means. 4th transmission means to transmit to the said determination apparatus via And when the determination device receives both the first identification information and the second identification information via the communication network, the registrant A suspicious person detection signal indicating a suspicious person when not receiving the registrant detection signal indicating that the registrant detection signal is transmitted together with the registrant detection signal transmitting means for transmitting to the control device via the communication network, First suspicious person detection signal transmitting means for transmitting to the control device via the communication network, and the determination device sends the suspicious person detection signal to the second fixed signal via the communication network. A second suspicious person detection signal transmitting means for transmitting to the type electric field communication device, wherein the second fixed type electric field communication device receives the suspicious person detection signal via the communication network; The portable electric field communication device further includes third suspicious person detection signal transmission means for transmitting the suspicious person detection signal from the transmission electrode to the portable electric field communication device by an electric field. The portable electric field communication device includes the second fixed object and the portable electric field communication device. When the suspicious person detection signal transmitted through the registrant is received via the receiving electrode, the suspicious person detection signal is further provided to notify the registrant of the presence of the suspicious person .
Further, in the present invention, when the portable electric field communication device receives the suspicious person detection signal, the registrant who possesses the portable electric field communication device is notified of the presence of the suspicious person to the registrant. The presence of suspicious individuals who have entered the building can be identified.

  In the present invention, the determination device determines whether or not both the first identification information and the second identification information are received via the communication network. When a registrant detection signal is sent to the control device and not received together, a suspicious person detection signal indicating that the person is a suspicious person is sent to the control device. A suspicious person who has intruded can be reliably detected.

  The intrusion detection system according to the second aspect of the present invention is a control signal for transmitting a control signal for causing the building equipment to perform a predetermined operation when the control device receives the registrant detection signal or the suspicious person detection signal. It has a transmission means.

  In the present invention, when the control device receives the registrant detection signal or the suspicious person detection signal, the control device transmits a control signal for causing the building equipment to perform a predetermined operation. Allows control.

  In an intrusion detection system according to a third aspect of the present invention, the building facility is an elevator, and the first fixed object and the second fixed object are arranged on a floor in the elevator car. And when the said suspicious person detection signal is received, the said control apparatus transmits the control signal which opens the door of the said elevator to the door of the said elevator, It is characterized by the above-mentioned.

  In an intrusion detection system according to a fourth aspect of the present invention, the building facility is an elevator, and the first fixed object and the second fixed object are arranged on a floor in the elevator car. When the control device receives the suspicious person detection signal, the control device sends a control signal for stopping the function of the destination floor instruction button for designating the destination floor provided in the elevator car to the destination floor. It transmits to an instruction | indication button, It is characterized by the above-mentioned.

  In an intrusion detection system according to a fifth aspect of the present invention, the building facility is an elevator, and the first fixed object and the second fixed object are arranged on a floor in the elevator car. And when the said suspicious person detection signal is received, the said control apparatus transmits the control signal which changes the sound output from the speaker with which the elevator car was equipped to the said predetermined | prescribed sound to the said speaker. It is characterized by doing.

  In an intrusion detection system according to a sixth aspect of the present invention, the building facility is an elevator, and the first fixed object and the second fixed object are arranged on a floor in the elevator car. When the control device receives the suspicious person detection signal, the control device changes the light output from the light emission source provided in the elevator car to a predetermined light. It is characterized by transmitting to.

  In an intrusion detection system according to a seventh aspect of the present invention, the building facility is an elevator, and the first fixed object and the second fixed object are arranged on a floor of a landing door of the elevator. And when the said suspicious person detection signal is received, the said control apparatus transmits the control signal which does not open the door of the said elevator to the door of the said elevator, It is characterized by the above-mentioned.

  In an intrusion detection system according to an eighth aspect of the present invention, the building facility is an elevator, and the first fixed object and the second fixed object are arranged on a floor of a landing door of the elevator. And when the said suspicious person detection signal is received, the said control apparatus transmits the control signal which continues opening the door of the said elevator once opened to the said elevator door, It is characterized by the above-mentioned.

  In an intrusion detection system according to a ninth aspect of the present invention, the building facility is an elevator, and the first fixed object and the second fixed object are a floor in the elevator car or a floor of a landing door. The determination device further includes a transmission means for transmitting the second identification information to the control device, and the control device informs the second identification information and the registrant. The storage device further stores registrant management information indicating the correspondence with the permitted floor, and when the control device receives the registrant detection signal and the second identification information, The permission floor associated with the second identification information is read from the registrant management information, and a control signal for enabling the destination floor instruction button of the permission floor is transmitted to the destination floor instruction button. To do.

  In an intrusion detection system according to a tenth aspect of the present invention, the building facility is an elevator, and the first fixed object and the second fixed object are a floor in a passenger car of the elevator or a floor of a landing door. The determination device further includes transmission means for transmitting the second identification information to the control device, and the control device is configured by the second identification information and the registrant. Further comprising storage means for storing registrant management information indicating the correspondence with the registered floor, and when the control device receives the registrant detection signal and the second identification information, The registration floor associated with the second identification information is read from the registrant management information, and a control signal for setting a destination floor as the registration floor is transmitted to the destination floor instruction button.

  In an intrusion detection system according to an eleventh aspect of the present invention, the building equipment is audio equipment arranged in a hallway or a staircase, and the control device outputs the suspicious person detection signal when the suspicious person detection signal is received. A control signal for changing the sound to be played into a predetermined sound is transmitted to the sound equipment.

  In an intrusion detection system according to a twelfth aspect of the present invention, the building equipment is a lighting equipment arranged in a hallway or a staircase, and the control device outputs from the lighting equipment when the suspicious person detection signal is received. A control signal for changing the light to be changed into predetermined light is transmitted to the lighting equipment.

  In an intrusion detection system according to a thirteenth aspect of the present invention, the building facility is an electronic lock door disposed at a front door, and the control device closes the electronic lock door when receiving the suspicious person detection signal. A control signal is transmitted to the electronic lock door.

  In an intrusion detection system according to a fourteenth aspect of the present invention, the building facility is a photographing device, and the control device transmits a control signal for starting photographing to the photographing device when the suspicious person detection signal is received. It is characterized by doing.

  An intrusion detection system according to a fifteenth aspect of the present invention is an informing device for reporting the building equipment to a security company, and the control device detects an intrusion of a suspicious person when receiving the suspicious person detection signal. The control signal shown is transmitted to the notification device.

An intrusion detection method according to a sixteenth aspect of the present invention includes a first fixed electric field communication device, a portable electric field communication device, and a second fixed electric field capable of performing electric field communication by inducing an electric field from an electrode to an electric field transmission medium. Type electric field communication device, a determination device connectable to the second fixed electric field communication device via a communication network, and a control device that controls building equipment connectable to the determination device via the communication network; The intrusion detection method processed in steps 1 and 2 for identifying the first fixed electric field communication device by the first fixed electric field communication device arranged on the first fixed object as the electric field transmission medium. The first identification information is read from the first storage means and transmitted from the transmission electrode to the first fixed object by an electric field, and is registered as the electric field transmission medium permitted to enter the building. To The first identification information transmitted via the first fixed object and the registrant when the registrant comes into contact with the first fixed object by the portable electric field communication device held. Are received through the receiving electrode, the received first identification information is stored in a second storage means, and the first identification information and the second for identifying the registrant are stored. Reading the identification information from the second storage means and the third storage means, respectively, and transmitting the identification information from the transmission electrode to the second fixed electric field communication device by the electric field, and the first fixed object. When the registrant comes into contact with the second fixed object by the second fixed electric field communication device disposed on the second fixed object as the electric field transmission medium adjacent to the registrant and the registrant Through the second fixed object Receiving the first identification information and the second identification information transmitted through the receiving electrode, storing them in a fourth storage means, and transmitting the received information to the determination device via the communication network; When the suspicious person who does not have the portable electric field communication device contacts the first fixed object and the second fixed object, the first fixed object, the suspicious person, and the second fixed object Receiving the first identification information transmitted via an object via a receiving electrode, storing it in a fifth storage means, and transmitting it to the determination device via the communication network. And a step of determining whether or not the first identification information and the second identification information are received together via the communication network by the determination device; Registrant detection A step of transmitting a signal to the control device via the communication network, and a step of transmitting a suspicious person detection signal indicating a suspicious person to the control device via the communication network when they are not received together. And the step of transmitting the suspicious person detection signal to the second fixed electric field communication device via the communication network by the determination device, and the second fixed electric field communication device When the suspicious person detection signal is received via the communication network, the suspicious person detection signal is transmitted from the transmission electrode to the portable electric field communication apparatus by an electric field, and the portable electric field communication apparatus Thus, when the suspicious person detection signal transmitted via the second fixed object and the registrant is received via the receiving electrode, the presence of the suspicious person is confirmed. It characterized by having a step of notification to the registrant.

In an intrusion detection method according to a seventeenth aspect of the present invention, when the control device receives the registrant detection signal or the suspicious person detection signal, the control device transmits a control signal for causing the building equipment to perform a predetermined operation. It is characterized by having.

  According to the present invention, a suspicious person who has entered a building can be reliably detected.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

[First Embodiment]
FIG. 1 is a schematic diagram illustrating a schematic configuration of the intrusion detection system according to the first embodiment. As shown in FIG. 1, the intrusion detection system in the present embodiment includes a portable electric field communication device 10 possessed by a registrant 1 and a first fixed electric field communication device 20a connected to a first fixed object 2a. The second fixed type electric field communication device 20b connected to the second fixed object 2b, the first fixed type electric field communication device 20a ′ connected to the first fixed object 2a ′, and the second fixed object 2b ′. A determination device 30 that can be connected to the second fixed electric field communication device 20b ′, the second fixed electric field communication device 20b, and the second fixed electric field communication device 20b ′ via the communication network 3, and The control device 40 is connectable to the determination device 30 via the communication network 3.

  First, the configuration of the portable electric field communication device 10 will be described using the block diagram of FIG. The portable electric field communication device 10 includes a processing unit 11 that performs information processing, a storage unit 12 that stores second identification information 101 for identifying the registrant 1, and a registrant 1 as an electric field transmission medium. In this configuration, the inducing communication circuit 13 and the electrode 14 are provided.

  The operation of the portable electric field communication device 10 will be described. When the registrant 1 comes into contact with the first fixed object 2a or the first fixed object 2a ′, the portable electric field communication apparatus 10 has the first fixed electric field communication apparatus 20a or the first fixed electric field communication apparatus. The first identification information transmitted from 20a ′ is received by the electrode 14 via the first fixed object 2a and the registrant 1 or the first fixed object 2a ′ and the registrant 1. Then, the processing unit 11 stores the received first identification information in the storage unit 12. After that, the processing unit 11 reads the first identification information and the second identification information 101 from the storage unit 12, induces an electric field from the electrode 14 to the registrant 1 by the communication circuit 13, and from the electrode 14 to the registrant 1. Send. The configuration and operation of the communication circuit 13 will be described later.

  Next, the configuration of the first fixed type electric field communication device 20a and the first fixed type electric field communication device 20a ′ will be described using the first fixed type electric field communication device 20a as an example with reference to the block diagram of FIG. . The first fixed electric field communication device 20a includes a processing unit 21a that performs information processing, a storage unit 22a that stores first identification information 100 that identifies the first fixed electric field communication device 20a, and an electric field. The configuration includes a communication circuit 23a and an electrode 24a that are induced in the first fixed object 2a as an electric field transmission medium.

  As shown in the figure, the electrode 24a is disposed outside the casing that covers the other components such as the processing unit 21a in order to contact the first fixed object 2a more reliably. It is connected to the communication circuit 23a. Of course, as in the portable electric field communication device 10 shown in FIG. 2, the first fixed electric field communication device 20a in which the electrode 24a is included in the same housing can be used.

  The operations of the first fixed electric field communication device 20a and the first fixed electric field communication device 20a 'will be described by taking the first fixed electric field communication device 20a as an example. The processing unit 21a reads the first identification information 100 from the storage unit 22a, induces an electric field from the electrode 24a to the first fixed object 2a by the communication circuit 23a, and transmits the electric field from the electrode 24a to the first fixed object 2a. . The configuration and operation of the communication circuit 23a will be described later.

  Subsequently, the configurations of the second fixed electric field communication device 20b and the second fixed electric field communication device 20b ′ will be described using the second fixed electric field communication device 20b as an example with reference to the block diagram of FIG. . The second fixed-type electric field communication device 20b includes a processing unit 21b that performs information processing, a storage unit 22b that can store the first identification information 100 and / or the second identification information 101, and a first electric field as an electric field transmission medium. The communication circuit 23 b and the electrode 24 b that are induced in the second fixed object 2 b and the transmission unit 25 b that transmits the first identification information 100 and / or the second identification information 101 to the determination device 30.

  Similarly to the electrode 24a, the electrode 24b is arranged outside the casing that covers the other components such as the processing unit 21b in order to more reliably contact the second fixed object 2b, and communicates by a lead wire or the like. It is connected to the circuit 23b. Of course, as in the portable electric field communication device 10 shown in FIG. 2, the first fixed electric field communication device 20b in which the electrode 24b is included in the same housing can be used.

  Operations of the second fixed electric field communication device 20b and the second fixed electric field communication device 20b 'will be described by taking the second fixed electric field communication device 20b as an example. The second fixed electric field communication device 20b receives the first identification information 100 and the second identification information 101 transmitted from the portable electric field communication device 10 via the registrant 1 and the second fixed object 2b. Alternatively, the first identification information 100 transmitted from the first fixed electric field communication device 20a is used as the first fixed object 2a and the suspicious person who does not have the portable electric field communication device 10 and the second fixed object. 2b and received by the electrode 24b by the communication circuit 23b. Then, the processing unit 21b stores the received first identification information 100 and / or second identification information 101 in the storage unit 22b. Thereafter, the processing unit 21b reads the first identification information 100 and / or the second identification information 101 from the storage unit 22b, and transmits the first identification information 100 and / or the second identification information 101 from the transmission unit 25b to the determination device 30 via the communication network 3. The configuration and operation of the communication circuit 23b will be described later.

  Next, the configuration of the determination device 30 will be described with reference to the block diagram of FIG. The determination device 30 includes a processing unit 31 that performs information processing, a reception unit 32 that receives the first identification information 100 and / or the second identification information 101, and the received first identification information 100 and / or the second identification. A storage unit 33 that stores information 101, and a transmission unit 34 that transmits the first identification information 100 or / and the second identification information 101 and a suspicious person detection signal or a registrant detection signal to the control device 40. It is a configuration.

  The operation of the determination device 30 will be described. The determination device 30 is transmitted from the second fixed electric field communication device 20b, the first fixed electric field communication device 20a, the second fixed electric field communication device 20b ′, or the first fixed electric field communication device 20a ′. The reception unit 32 receives the first identification information 100 and / or the second identification information 101. Then, the processing unit 31 stores the received first identification information 100 and / or second identification information 101 in the storage unit 33. Thereafter, the processing unit 31 reads out the first identification information 100 and / or the second identification information 101 from the storage unit 33, and whether or not the first identification information 100 and the second identification information 101 are stored together. Determine. When both the first identification information 100 and the second identification information 101 are not stored, the processing unit 31 transmits a suspicious person detection signal indicating a suspicious person from the transmission unit 34 to the control device 40. When both are stored, the registrant detection signal indicating that the registrant 1 is allowed to enter the building is transmitted from the transmission unit 34 to the control device 40, and the first identification information 100 and / or The second identification information 101 is also transmitted. The determination device 30 is configured by a computer, and the processing of each unit is executed by a program.

  Then, the structure of the control apparatus 40 is demonstrated using the block diagram of FIG. The control device 40 receives the first identification information 100 or / and the second identification information 101 and the suspicious person detection signal or the registrant detection signal transmitted from the processing unit 41 that performs information processing and the determination device 30. Corresponds to the reception unit 42, the storage unit 43 that stores the registrant management information 400 that associates the second identification information, permission floor, and registration floor shown in FIG. 7, and the suspicious person detection signal or registrant detection signal. It is the structure provided with the transmission part 44 which transmits a control signal to the building installation currently installed in the building.

  The operation of the control device 40 will be described. The control device 40 receives the first identification information 100 or / and the second identification information 101 and the suspicious person detection signal or the registrant detection signal transmitted from the determination device 30 at the reception unit 42. When the processing unit 41 receives a suspicious person detection signal, the processing unit 41 transmits a control signal based on the suspicious person response function from the transmission unit 44 to the building facility, and receives a registrant detection signal. The control signal based on is transmitted from the transmission unit 44 to the building facility. The control device 40 is configured by a computer, and the processing of each unit is executed by a program.

  Here, the building equipment in this Embodiment is demonstrated. As shown in FIG. 1, the building facility in the present embodiment is an elevator 50, and specifically, a driving device 51 that drives the elevator 50, and a monitoring camera 52 that is installed in the upper part of the elevator 50 in the car. And lighting 53, speaker 54 and destination floor instruction button 55 arranged on the side surface in the car, instruction button 56 for calling the car arranged beside the landing door of elevator 50, and door of elevator 50 ( (Not shown).

  Moreover, the elevator control function with which the control apparatus 40 is provided is demonstrated. FIG. 8 is a block diagram showing an elevator control function. As the suspicious person corresponding function 310, the first door opening function 311 that opens the door of the elevator 50, the destination floor instruction button stop function 312 that stops the function of the destination floor instruction button 55, and the destination floor specified by the suspicious person pass. Suspicious person request floor passing function 313, visual reporting function 314 for visually reporting the presence of a suspicious person, auditory reporting function 315 for audibly reporting the presence of a suspicious person, and surveillance camera 52 having a recording function A camera shooting function 316 for starting shooting, a car passing function 317 that passes through the floor where a suspicious person has entered, a door non-opening function 318 that does not open the door of the elevator 50, and the opening of the elevator 50 that has been opened once is continued. 2, and an instruction button stop function 320 that stops the function of the instruction button 56.

  On the other hand, as the registrant service function 330, a permitted floor setting function 331 that allows a destination to be specified only for a floor that is permitted in advance, a ground floor that automatically sets the ground floor when the elevator 50 is boarded from a floor other than the ground floor. An automatic setting function 332, a registered floor automatic setting function 333 for automatically setting a pre-registered floor, and a confinement remote detection function 334 are provided.

  Next, the first fixed object 2a and the second fixed object 2b, the first fixed object 2a ', and the second fixed object 2b' in the present embodiment will be described. The first fixed object 2a and the second fixed object 2b are arranged in the elevator car 50 so that the registrant 1 or the suspicious person can simultaneously contact the first fixed object 2a and the second fixed object 2b. Located adjacent to the floor. On the other hand, the first fixed object 2 a ′ and the second fixed object 2 b ′ are similarly arranged adjacent to the floor of the landing door of the elevator 50.

  Finally, the communication circuit 13 of the portable electric field communication device 10, the communication circuit 23a of the first fixed electric field communication device 20a, the communication circuit of the first fixed electric field communication device 20a ′, and the second fixed electric field communication device The configuration and operation of the communication circuit 23b of 20b and the communication circuit of the second fixed electric field communication device 20b ′ will be described using the communication circuit 13 as an example with reference to FIG.

  As shown in FIG. 9, the communication circuit 13 that connects the processing unit 11 and the electrode 14 is connected to the processing unit 11 via an interface 13a. When the communication circuit 13 receives transmission data to be transmitted from the processing unit 11 to another electric field communication device via the interface 13a, the communication circuit 13 adjusts the signal amplitude of the transmission data by the level adjustment circuit 13b, and then transmits the transmission circuit 13c. To the transmitting electrode 14a.

  When transmission data is supplied from the transmission circuit 13c, the transmission electrode 14a induces an electric field corresponding to the transmission data in the electric field transmission medium. The induced electric field is transmitted through the electric field transmission medium and received by the receiving electrode 14b of another electric field communication device. Since the received electric field is generally weak and contains many noise signals, the waveform is shaped by removing amplification and noise, and then transmitted to the processing unit 11.

  Amplification of the received electric field is performed by electrical or optical methods. The electrical method can use a well-known amplifier circuit and is simple, but has a limited response speed. FIG. 9 shows a configuration example of an optical method having a high response speed. The electric field detection optical unit 13d is supplied with the electric field received by the reception electrode 14b, changes the polarization of laser light separately generated in the electric field detection optical unit 13d using an electro-optic technique, and receives the laser beam whose polarization has changed. It is converted into an electric signal by 13e. This electric signal is supplied with the processing unit 11 via the interface 13a after unnecessary noise is removed by the band limitation by the bandpass filter 13f, and the waveform is further shaped by the waveform shaping circuit 13g. Yes.

  The transmission electrode 14a and the reception electrode 14b may be integrated into one electrode 14 to form each electrode.

  Next, the overall operation of the intrusion detection system according to the present embodiment will be described with reference to FIGS.

  First, the operation of the intrusion detection system when a suspicious person enters the elevator car 50 will be described with reference to FIG.

  The processing unit 21a of the first fixed electric field communication device 20a reads the first identification information “ID = 100” from the storage unit 22a, and induces an electric field from the electrode 24a to the first fixed object 2a by the communication circuit 23a. Then, the signal is transmitted from the electrode 24a to the first fixed object 2a.

  The second fixed type electric field communication device 20b receives the first fixed type electric field communication device 20a transmitted from the first fixed type electric field communication device 20a when the suspicious person comes into contact with the first fixed object 2a and the second fixed object 2b. The identification information “ID = 100” is received by the electrode 24b by the communication circuit 23b via the first fixed object 2a, the suspicious person, and the second fixed object 2b. Then, the processing unit 21b stores the received first identification information “ID = 100” in the storage unit 22b. Thereafter, the processing unit 21 b reads the first identification information “ID = 100” from the storage unit 22 b and transmits the first identification information “ID = 100” from the transmission unit 25 b to the determination device 30 via the communication network 3.

  The determination device 30 receives the first identification information “ID = 100” transmitted from the second fixed electric field communication device 20 b by the reception unit 32. Then, the processing unit 31 stores the received first identification information “ID = 100” in the storage unit 33. Thereafter, the processing unit 31 reads the first identification information “ID = 100” from the storage unit 33 and determines whether the first identification information 100 and the second identification information 101 are stored together. Since the first identification information 100 is stored but the second identification information 101 is not stored, the processing unit 31 transmits the suspicious person detection signal 200 from the transmission unit 34 to the control device 40.

  The control device 40 receives the suspicious person detection signal 200 transmitted from the determination device 30 by the receiving unit 42. And the process part 41 transmits the control signal 300 based on the suspicious person response function 310 shown in FIG. 8 from the transmission part 44 to the drive apparatus 51, the monitoring camera 52, etc. FIG.

  That is, the processing unit 41 transmits a control signal 300 for opening the door of the elevator 50 as the first door opening function 311 to the door of the elevator 50.

  The processing unit 41 transmits a control signal 300 for stopping the function of the destination floor instruction button 55 as the destination floor instruction button stop function 312 to the destination floor instruction button 55.

  The processing unit 41 transmits a control signal 300 that passes through the destination floor designated by the suspicious person as the suspicious person request floor passing function 313 to the driving device 51.

  The processing unit 41 transmits a control signal for visually reporting the presence of a suspicious person as the visual reporting function 314 to the lighting 53 or the like. Specifically, it has a light control function for changing the light output from the light source installed in the elevator car 50 to the notification light designated in advance for the suspicious person. For example, the color, brightness, blinking state, video content, etc. of the lighting are changed using the lighting 53, wall lighting, destination display board, video display, etc. installed in the elevator 50.

  The processing unit 41 transmits a control signal for audibly reporting the presence of a suspicious person as the audible notification function 315 to the speaker 54. Specifically, the auditory notification function 315 includes a sound control function for changing music flowing from the speaker 54 to a notification sound set in advance for a suspicious person. As an example of the notification sound, sound, language generation, stop, strength, level, content, etc. are changed using a buzzer sound, electronic sound, BGM, natural sound, language, or the like.

  The processing unit 41 transmits a control signal 300 for starting shooting as the camera shooting function 316 to the monitoring camera 52.

  In addition, in the operation | movement demonstrated above, although the suspicious person demonstrated the operation | movement in the case of contacting the 1st fixed object 2a and the 2nd fixed object 2b arrange | positioned on the floor in the passenger car of the elevator 50, The same applies to the operation when contacting the first fixed object 2a ′ and the second fixed object 2b ′ arranged on the floor of the landing door of the elevator 50.

  In that case, the processing unit 41 of the control device 40 transmits to the drive device 51 a control signal 300 that passes through the floor where the suspicious person has entered the car passing function 317.

  The processing unit 41 transmits a control signal 300 that does not open the door of the elevator 50 as the door non-opening function 318 to the door of the elevator 50.

  The processing unit 41 transmits a control signal 300 that continues to open the door of the elevator 50 once opened as the second door opening function 319 to the door of the elevator 50.

  The processing unit 41 transmits a control signal 300 for stopping the function of the instruction button 56 as the instruction button stop function 320 to the instruction button 56.

  Next, the operation of the intrusion detection system when the registrant 1 gets into the elevator 50 will be described with reference to FIG.

  The processing unit 21a of the first fixed electric field communication device 20a reads the first identification information “ID = 100” from the storage unit 22a, and induces an electric field from the electrode 24a to the first fixed object 2a by the communication circuit 23a. Then, the signal is transmitted from the electrode 24a to the first fixed object 2a.

  When the registrant 1 comes into contact with the first fixed object 2a, the portable electric field communication device 10 receives the first identification information “ID = 100” transmitted from the first fixed electric field communication device 20a. The signal is received by the electrode 14 via the first fixed object 2 a and the registrant 1. Then, the processing unit 11 stores the received first identification information “ID = 100” in the storage unit 12. Thereafter, the processing unit 11 reads the first identification information “ID = 100” and the second identification information “ID = 001” from the storage unit 12, and induces an electric field from the electrode 14 to the registrant 1 by the communication circuit 13. And transmitted from the electrode 14 to the registrant 1.

  The second fixed type electric field communication device 20b includes the first identification information “ID = 100” transmitted from the portable electric field communication device 10 when the registrant 1 further contacts the second fixed object 2b. The second identification information “ID = 001” is received by the electrode 24b by the communication circuit 23b via the registrant 1 and the second fixed object 2b. Then, the processing unit 21b stores the received first identification information “ID = 100” and second identification information “ID = 001” in the storage unit 22b. Thereafter, the processing unit 21b reads the first identification information “ID = 100” and the second identification information “ID = 001” from the storage unit 22b, and transmits the first identification information “ID = 100” from the transmission unit 25b to the determination device 30 via the communication network 3. Send.

  The determination device 30 receives the first identification information “ID = 100” and the second identification information “ID = 001” transmitted from the second fixed electric field communication device 20 b by the reception unit 32. Then, the processing unit 31 stores the first identification information “ID = 100” and the second identification information “ID = 001” in the storage unit 33. Thereafter, the processing unit 31 reads the first identification information “ID = 100” and the second identification information “ID = 001” from the storage unit 33, and the first identification information 100 and the second identification information 101 are read. Determine whether they are stored together. Since both the first identification information 100 and the second identification information 101 are stored, the processing unit 31 transmits the registrant detection signal 201 from the transmission unit 34 to the control device 40 and reads the first identification information. The information “ID = 100” and the second identification information “ID = 001” are also transmitted to the control device 40.

  The control device 40 receives the registrant detection signal 201, the first identification information “ID = 100”, and the second identification information “ID = 001” transmitted from the determination device 30 at the reception unit 42. Then, the processing unit 41 transmits a control signal 300 based on the registrant service function 330 shown in FIG. 8 from the transmission unit 44 to the destination floor instruction button 55 provided in the elevator 50.

  That is, the processing unit 41 transmits to the destination floor instruction button 55 the control signal 300 that enables the destination designation only for the floors permitted in advance as the permitted floor setting function 331. Specifically, a permission floor corresponding to the second identification information “ID = 001” transmitted from the determination device 30 is searched from the registrant management information 400 shown in FIG. “10th floor, 12th floor to 20th floor” is read from the storage unit 43, and the destination floor instruction button 55 for only the floors permitted in advance is validated.

  The processing unit 41 transmits a control signal 300 for automatically setting the ground floor to the destination floor instruction button 55 when the elevator 50 is on the floor 50 other than the ground floor as the ground floor automatic setting function 332.

  The processing unit 41 transmits a control signal 300 for automatically setting a pre-registered floor as the registered floor automatic setting function 333 to the destination floor instruction button 55. Specifically, the registered floor corresponding to the second identification information “ID = 001” transmitted from the determination device 30 is searched from the registrant management information 400 shown in FIG. “15th floor” is read from the storage unit 43, and the destination floor instruction button 55 is set with the previously registered floor as the destination floor.

  That is, as a specific operation example of the permission floor setting function 331 and the registration floor automatic setting function 333, a residence floor of a condominium resident is registered in advance as a registration floor, and a residence floor of an acquaintance of the resident living in the apartment Can be set in advance as a permission floor. Thereby, even a resident of an apartment cannot enter a floor other than the permitted floor, and the security level can be further improved.

  The processing unit 41 uses the portable electric field communication device 10 possessed by the confined registrant 1 when the registrant 1 is confined in the elevator 50 car as the confinement remote detection function 334. The management device is notified of the second identification information 101 stored in. Specifically, the relation information of the first identification information 100 corresponding to the place where the first fixed object is arranged is stored in the storage unit 43, and the “floor in the elevator car” as the place is stored. The corresponding first identification information 100 is searched, and when the retrieved first identification information 100 and the first identification information 100 transmitted from the determination device 30 match, the first identification information 100 is used. The second identification information 101 transmitted from the determination device 30 is reported to the management company.

  In addition, in the operation | movement demonstrated above, the operation | movement in case the registrant 1 contacts the 1st fixed object 2a and the 2nd fixed object 2b arrange | positioned on the floor in the elevator 50's car was demonstrated. However, the same applies to the operation when the first fixed object 2a ′ and the second fixed object 2b ′ arranged on the floor of the landing door of the elevator 50 are in contact with each other.

  According to the present embodiment, the processing unit 31 of the determination apparatus 30 indicates that the person is a suspicious person when neither the first identification information 100 nor the second identification information 101 is stored in the storage unit 33. When the suspicious person detection signal 200 is transmitted from the transmission unit 34 to the control device 40 and stored together, the registrant detection signal 201 indicating that the registrant 1 is permitted to enter the elevator 50. Therefore, it is possible to determine whether the person who has entered the elevator 50 is a suspicious person or the registrant 1, and the suspicious person can be reliably detected.

  According to the present embodiment, when the suspicious person detection signal 200 is transmitted from the determination device 30 to the control device 40, the control device 40 stops the destination floor instruction button stop function 312 that stops the function of the destination floor instruction button 55. Since the control signal 300 based on is transmitted to the destination floor instruction button 55 of the elevator 50, unauthorized use of the elevator 50 by a suspicious person can be prevented.

  According to the present embodiment, control based on the registered floor automatic setting function 333 that automatically sets the registered floor “15th floor” corresponding to the second identification information “ID = 001” in the registrant management information 400 shown in FIG. Since the signal 300 is transmitted from the control device 40 to the destination floor instruction button 55 of the elevator 50, the registrant 1 can designate the registered floor “15th floor” without pressing the destination floor instruction button 55.

  According to the present embodiment, only the permitted floor “10th floor, 12th floor to 20th floor” corresponding to the second identification information “ID = 001” in the registrant management information 400 shown in FIG. Since the control signal 300 based on the permission floor setting function 331 for enabling the function is transmitted from the control device 40 to the destination floor instruction button 55 of the elevator 50, even the registrant 1 who is permitted to use the building is permitted in advance. A floor other than the designated floor cannot be specified, and the security level can be further improved.

  According to the present embodiment, when the registrant 1 in which an earthquake or the like has occurred is confined in the elevator car 50, the second identification information 101 of the portable electric field communication device 10 possessed by the registrant is Since it is notified from the control device 40 to the management company, it is possible to confirm the existence and unique information of the registrant 1 confined in the elevator 50 car at the time of a disaster.

[Second Embodiment]
FIG. 12 is a schematic diagram illustrating a schematic configuration of the intrusion detection system according to the second embodiment. As shown in FIG. 12, the intrusion detection system according to the present embodiment includes a portable electric field communication device 10 possessed by a registrant 1 and a first fixed electric field communication device 20a connected to a first fixed object 2a. The second fixed type electric field communication device 20b connected to the second fixed object 2b, the determination device 30 connectable to the second fixed type electric field communication device 20b via the communication network 3, and the determination device 30 The configuration includes a control device 40 that can be connected via the communication network 3.

  The configuration and operation of the portable electric field communication device 10, the first fixed electric field communication device 20a, and the second fixed electric field communication device 20b are the same as the configuration and operation described in the first embodiment. Here, redundant description is omitted.

  The determination device 30 further has an operation of transmitting to the control device 40 a suspicious person detection release signal for opening the electronic lock door kept in the closed state at a predetermined timing.

  The control device 40 further stores, in the storage unit 43, the contact information 500 that associates the second identification information shown in FIG. 13 with the contact item, and the security management information 550 that associates the first identification information and the location shown in FIG. ing.

  A building facility in the present embodiment will be described. As shown in FIG. 12, the building facilities in the present embodiment are audio equipment, lighting equipment, and electronic lock doors arranged in the hallway or stairs or entrance, and specifically, installed on the ceiling of the hallway. Ceiling illumination 71 and speaker 72, floor illumination 73 installed on the floor of the corridor, surveillance camera 74 installed at the entrance of the entrance, automatic door 75 as an electronic lock door, monitor 76 for notifying the communication items, etc. It is. In addition, the first fixed object 2a and the second fixed object 2b are advanced in the hallway and the stairs so that the registrant 1 or the suspicious person can simultaneously contact the first fixed object 2a and the second fixed object 2b. Adjacent to each other along the direction.

  The audio equipment, lighting equipment, and electronic lock door control function included in the control device 40 will be described. FIG. 15 is a block diagram showing audio equipment, lighting equipment, and an electronic lock door control function. As a suspicious person response function 350, a visual notification function 351 for visually reporting the presence of a suspicious person, an auditory notification function 352 for audibly reporting the presence of a suspicious person, and a surveillance camera 74 equipped with a recording function are used for photographing. A camera photographing function 353 to be started, a door closing function 354 for closing the door of the automatic door 75, and a door opening function 355 for opening the automatic door 75 are provided.

  On the other hand, as the registrant service function 370, there is a visual guidance function 371 for displaying a notification item from the manager of the apartment, etc., and an auditory guidance function 372 for notifying that the notification item is present by voice. Is provided with an olfactory guidance function 373 that informs the user with a smell, and a door opening function 374 that opens the automatic door 75.

  Next, the overall operation of the intrusion detection system according to the present embodiment will be described.

  First, the operation of the intrusion detection system when a suspicious person enters the hallway and stairs will be described.

  The processing unit 21a of the first fixed electric field communication device 20a reads the first identification information “ID = 100” from the storage unit 22a, and induces an electric field from the electrode 24a to the first fixed object 2a by the communication circuit 23a. Then, the signal is transmitted from the electrode 24a to the first fixed object 2a.

  The second fixed type electric field communication device 20b receives the first fixed type electric field communication device 20a transmitted from the first fixed type electric field communication device 20a when a suspicious person comes into contact with the first fixed object 2a and the second fixed object 2b. The identification information “ID = 100” is received by the electrode 24b by the communication circuit 23b via the first fixed object 2a, the suspicious person, and the second fixed object 2b. Then, the processing unit 21b stores the received first identification information “ID = 100” in the storage unit 22b. Thereafter, the processing unit 21 b reads the first identification information “ID = 100” from the storage unit 22 b and transmits the first identification information “ID = 100” from the transmission unit 25 b to the determination device 30 via the communication network 3.

  The determination device 30 receives the first identification information “ID = 100” transmitted from the second fixed electric field communication device 20 b by the reception unit 32. Then, the processing unit 31 stores the received first identification information “ID = 100” in the storage unit 33. Thereafter, the processing unit 31 reads the first identification information “ID = 100” from the storage unit 33 and determines whether the first identification information 100 and the second identification information 101 are stored together. Since the first identification information 100 is stored but the second identification information 101 is not stored, the processing unit 31 transmits the suspicious person detection signal 200 from the transmission unit 34 to the control device 40.

  The control device 40 receives the suspicious person detection signal 200 transmitted from the determination device 30 by the receiving unit 42. And the process part 41 transmits the control signal 300 based on a suspicious person response function from the transmission part 44 to the ceiling illumination 71 etc. with which the audio | voice equipment and the illumination installation were equipped.

  That is, the processing unit 41 transmits a control signal 300 for visually reporting the presence of a suspicious person as the visual reporting function 351 to the ceiling lighting 71 and the floor lighting 73. Specifically, a light control function is provided for changing light output from light emitting sources installed in the hallway and stairs to notification light designated in advance for a suspicious person. For example, the lighting color, brightness, blinking state, video content, etc. are changed using ceiling lighting 71, floor lighting 73, wall lighting, destination display board, video display, and the like.

  The processing unit 41 transmits to the speaker 72 a control signal 300 that audibly reports the presence of a suspicious person as the audible notification function 352. Specifically, a sound control function for changing music or the like flowing from the speaker 72 to a notification sound set in advance for a suspicious person is provided. As an example of the notification sound, sound, language generation, stop, strength, level, content, etc. are changed using a buzzer sound, electronic sound, BGM, natural sound, language, or the like.

  The processing unit 41 transmits a control signal 300 for starting shooting as the camera shooting function 353 to the monitoring camera 74.

  Next, the operation of the intrusion detection system when the registrant 1 passes through the hallway and stairs will be described.

  The processing unit 21a of the first fixed electric field communication device 20a reads the first identification information “ID = 100” from the storage unit 22a, and induces an electric field from the electrode 24a to the first fixed object 2a by the communication circuit 23a. Then, the signal is transmitted from the electrode 24a to the first fixed object 2a.

  When the registrant 1 comes into contact with the first fixed object 2a, the portable electric field communication device 10 receives the first identification information “ID = 100” transmitted from the first fixed electric field communication device 20a. The signal is received by the electrode 14 via the first fixed object 2 a and the registrant 1. Then, the processing unit 11 stores the received first identification information “ID = 100” in the storage unit 12. Thereafter, the processing unit 11 reads the first identification information “ID = 100” and the second identification information “ID = 001” from the storage unit 12, and induces an electric field from the electrode 14 to the registrant 1 by the communication circuit 13. And transmitted from the electrode 14 to the registrant 1.

  The second fixed type electric field communication device 20b includes the first identification information “ID = 100” transmitted from the portable electric field communication device 10 when the registrant 1 further contacts the second fixed object 2b. The second identification information “ID = 001” is received by the electrode 24b by the communication circuit 23b via the registrant 1 and the second fixed object 2b. Then, the processing unit 21b stores the received first identification information “ID = 100” and second identification information “ID = 001” in the storage unit 22b. Thereafter, the processing unit 21b reads the first identification information “ID = 100” and the second identification information “ID = 001” from the storage unit 22b, and transmits the first identification information “ID = 100” from the transmission unit 25b to the determination device 30 via the communication network 3. Send.

  The determination device 30 receives the first identification information “ID = 100” and the second identification information “ID = 001” transmitted from the second fixed electric field communication device 20 b by the reception unit 32. Then, the processing unit 31 stores the first identification information “ID = 100” and the second identification information “ID = 001” in the storage unit 33. Thereafter, the processing unit 31 reads the first identification information “ID = 100” and the second identification information “ID = 001” from the storage unit 33, and the first identification information 100 and the second identification information 101 are read. Determine whether they are stored together. Since both the first identification information 100 and the second identification information 101 are stored, the processing unit 31 transmits the registrant detection signal 201 from the transmission unit 34 to the control device 40 and also reads the read second identification information. The information “ID = 001” is also transmitted to the control device 40.

  The control device 40 receives the registrant detection signal 201 and the second identification information “ID = 001” transmitted from the determination device 30 at the reception unit 42. And the process part 41 transmits the control signal 300 based on a registrant service function from the transmission part 44 to the ceiling illumination 71 etc. with which the audio | voice equipment and the lighting installation were equipped.

  That is, the processing unit 41 transmits to the monitor 76 a control signal 300 regarding the presence / absence of a communication item from a manager of an apartment or the like as the visual guidance function 371 and the communication item. Specifically, a contact item corresponding to the second identification information “ID = 001” transmitted from the determination device 30 is searched from the contact information 500 shown in FIG. Is read from the storage unit 43 and output to the monitor 76.

  The processing unit 41 transmits to the speaker 72 a control signal 300 regarding whether or not there is a communication item from an administrator of an apartment or the like as the auditory guidance function 372 and the communication item. Specifically, a contact item corresponding to the second identification information “ID = 001” transmitted from the determination device 30 is searched from the contact information 500 shown in FIG. Is read from the storage unit 43 and output from the speaker 72.

  Finally, the operation of the intrusion detection system when a suspicious person passes through the entrance will be described.

  The processing unit 21a of the first fixed electric field communication device 20a reads the first identification information “ID = 100” from the storage unit 22a, and induces an electric field from the electrode 24a to the first fixed object 2a by the communication circuit 23a. Then, the signal is transmitted from the electrode 24a to the first fixed object 2a.

  The second fixed type electric field communication device 20b receives the first fixed type electric field communication device 20a transmitted from the first fixed type electric field communication device 20a when a suspicious person comes into contact with the first fixed object 2a and the second fixed object 2b. The identification information “ID = 100” is received by the electrode 24b by the communication circuit 23b via the first fixed object 2a, the suspicious person, and the second fixed object 2b. Then, the processing unit 21b stores the received first identification information “ID = 100” in the storage unit 22b. Thereafter, the processing unit 21 b reads the first identification information “ID = 100” from the storage unit 22 b and transmits the first identification information “ID = 100” from the transmission unit 25 b to the determination device 30 via the communication network 3.

  The determination device 30 receives the first identification information “ID = 100” transmitted from the second fixed electric field communication device 20 b by the reception unit 32. Then, the processing unit 31 stores the received first identification information “ID = 100” in the storage unit 33. Thereafter, the processing unit 31 reads the first identification information “ID = 100” from the storage unit 33 and determines whether the first identification information 100 and the second identification information 101 are stored together. Since the first identification information 100 is stored but the second identification information 101 is not stored, the processing unit 31 transmits the suspicious person detection signal 200 and the first identification information “ID = 100” to the transmission unit. 34 to the control device 40.

  The control device 40 receives the suspicious person detection signal 200 and the first identification information “ID = 100” transmitted from the determination device 30 by the receiving unit 42. Then, the processing unit 41 searches the security management information 550 shown in FIG. 14 for a position corresponding to the received first identification information “ID = 100”, and stores the corresponding position “non-security management side” in the storage unit 43. Read from. Then, the processing unit 41 transmits a control signal 300 based on the suspicious person handling function to the automatic door 75.

  That is, the processing unit 41 transmits a control signal 300 for closing the door of the automatic door 75 as the door closing function 354 to the automatic door 75 when the suspicious person exists at the position “non-security management side”. The control signal 300 based on the door opening function may not be transmitted to the automatic door 75 until a suspicious person detection release signal for opening the processing unit 41 and the automatic door 75 is transmitted from the determination device 30.

  On the other hand, when the suspicious person is present on the first fixed object 2a corresponding to the “security management side” described in the position column of the security management information 550 shown in FIG. A control signal 300 for opening the door 75 is transmitted to the automatic door 75. In that case, the processing unit 41 can also transmit the control signal 300 based on the visual notification function 351 and the auditory notification function 352 to the ceiling lighting 71 or the like.

  According to the present embodiment, the control signal 300 based on the door closing function 354 is transmitted from the control device 40 to the automatic door 75, so that a suspicious person can be reliably prevented from entering.

  According to the present embodiment, the control signal 300 based on the visual notification function 351 and the auditory notification function 352 is transmitted from the control device 40 to the ceiling lighting 71 or the like, so that the presence of a suspicious person can be easily grasped.

  According to the present embodiment, since the control signal 300 based on the visual guidance function 371 is transmitted from the control device 40 to the monitor 76, the registrant 1 can easily know the presence of the transmission item.

[Third Embodiment]
FIG. 16 is a schematic diagram illustrating a schematic configuration of an intrusion detection system according to the third embodiment. As shown in FIG. 16, the intrusion detection system according to the present embodiment includes a plurality of first fixed electric field communication devices 20a connected to each of a plurality of first fixed objects 2a, and a plurality of second fixed objects. A plurality of second fixed type electric field communication devices 20b connected to each of 2b, a determination device 30 connectable to the plurality of second fixed type electric field communication devices 20b via the communication network 3, and the determination device 30 The configuration includes a control device 40 that can be connected via the communication network 3.

  Regarding the configuration and operation of the first fixed type electric field communication device 20a and the second fixed type electric field communication device 20b, the first fixed type electric field communication device 20a and the second fixed type electric field communication device 20a described in the first embodiment. Since it is the same as that of the electric field communication device 20b, redundant description is omitted here. Further, the configuration of the determination device 30 is the same as the configuration described in the first embodiment, and thus a duplicate description is omitted here.

  Next, the operation of the determination device 30 will be described. The determination device 30 receives the first identification information 100 and / or the second identification information 101 transmitted from the second fixed electric field communication device 20b by the reception unit 32. Then, the processing unit 31 stores the received first identification information 100 and / or second identification information 101 in the storage unit 33. Thereafter, the processing unit 31 reads out the first identification information 100 and / or the second identification information 101 from the storage unit 33, and whether or not the first identification information 100 and the second identification information 101 are stored together. Determine. When both the first identification information 100 and the second identification information 101 are not stored, the processing unit 31 transmits the suspicious person detection signal 200 indicating the suspicious person and the first identification information 100 to the transmission unit 34. The registrant detection signal 201 indicating that the registrant 1 is permitted to enter the building and the second identification information 101 are controlled from the transmission unit 34 when the registrant 1 is permitted to enter the building. Transmit to device 40. The determination device 30 is configured by a computer, and the processing of each unit is executed by a program.

  Next, the configuration of the control device 40 will be described. The control device 40 receives the suspicious person detection signal 200 and the first identification information 100 or the registrant detection signal 201 and the second identification information 101 transmitted from the processing unit 41 that performs information processing and the determination device 30. 17, a storage unit 43 that stores the imaging device control information 600 that associates the first identification information and the activation target camera shown in FIG. 17, and a control corresponding to the suspicious person detection signal 200 or the registrant detection signal 201. It is the structure provided with the transmission part 44 which transmits the signal 300 to building equipment.

  The operation of the control device 40 will be described. The control device 40 receives the suspicious person detection signal and the first identification information 100 or the registrant detection signal and the second identification information 101 transmitted from the determination device 30 at the reception unit 42. When the processing unit 41 receives the suspicious person detection signal 200 and the first identification information 100, the processing unit 41 transmits the control signal 300 based on the suspicious person response function from the transmission unit 44 to the building facility, and the registrant detection signal 201. , The control signal 300 based on the registrant service function is transmitted from the transmission unit 44 to the building facility. The control device 40 is configured by a computer, and the processing of each unit is executed by a program.

  The building facility in the present embodiment is an imaging device installed in a hallway, and specifically, as shown in FIG. 16, first monitoring cameras 77a to 3rd installed at predetermined intervals on the ceiling of the hallway. Surveillance camera 77c. Further, the first fixed object 2a and the second fixed object 2b are alternately arranged adjacent to each other at positions where the suspicious person can contact both fixed objects along the traveling direction of the hallway.

  Next, the overall operation of the intrusion detection system according to the present embodiment will be described. The processing unit 21a of the first fixed electric field communication device 20a reads the first identification information “ID = 100” from the storage unit 22a, and induces an electric field from the electrode 24a to the first fixed object 2a by the communication circuit 23a. Then, the signal is transmitted from the electrode 24a to the first fixed object 2a. Similarly, with respect to the other four first fixed electric field communication apparatuses 20a, the first identification information “ID = 101” to “ID = 104” stored in the respective storage units is connected to the connected first items. 1 to the fixed object 2a.

  When the suspicious person contacts the first fixed object 2a and the second fixed object 2b storing the first identification information “ID = 100”, the second fixed type electric field communication device 20b first The first identification information “ID = 100” transmitted from the fixed type electric field communication device 20a is transmitted to the electrode 24b by the communication circuit 23b via the first fixed object 2a, the suspicious person, and the second fixed object 2b. Receive at. Then, the processing unit 21b stores the received first identification information “ID = 100” in the storage unit 22b. Thereafter, the processing unit 21 b reads the first identification information “ID = 100” from the storage unit 22 b and transmits the first identification information “ID = 100” from the transmission unit 25 b to the determination device 30 via the communication network 3.

  The determination device 30 receives the first identification information “ID = 100” transmitted from the second fixed electric field communication device 20 b by the reception unit 32. Then, the processing unit 31 stores the received first identification information “ID = 100” in the storage unit 33. Thereafter, the processing unit 31 reads the first identification information “ID = 100” from the storage unit 33 and determines whether the first identification information 100 and the second identification information 101 are stored together. Since the first identification information 100 is stored but the second identification information 101 is not stored, the processing unit 31 transmits the suspicious person detection signal 200 and the first identification information “ID = 100” to the transmission unit. 34 to the control device 40.

  The control device 40 receives the suspicious person detection signal 200 and the first identification information “ID = 100” transmitted from the determination device 30 by the receiving unit 42. Then, the processing unit 41 transmits a control signal 300 based on the suspicious person handling function from the transmission unit 44 to the photographing apparatus. That is, the control device 40 searches for the activation target camera corresponding to the first identification information “ID = 100” transmitted from the determination device 30 from the imaging device control information 600 shown in FIG. The camera “first monitoring camera” is read from the storage unit 43, and an activation signal for starting recording and photographing is transmitted to the first monitoring camera 77a that is the activation target camera.

  According to the present embodiment, since the monitoring camera is activated using the imaging device control information 600 in which the first identification information and the activation target camera are associated with each other, the surveillance camera corresponding to the destination of the suspicious person is activated as appropriate. It is possible to grasp the suspicious person's intrusion location more reliably.

  According to this embodiment, since the first fixed electric field communication devices 20a are arranged at two or more places, even if a suspicious person cannot be detected at the first stage, it is arranged at the next stage or the next stage. The suspicious person can be reliably detected by using the first fixed electric field communication device 20a.

[Fourth Embodiment]
FIG. 18 is a schematic diagram illustrating a schematic configuration of an intrusion detection system according to the fourth embodiment. As shown in FIG. 18, the configuration of the intrusion detection system in the present embodiment includes a portable electric field communication device 10 possessed by the registrant 1 and a plurality of first fixed types connected to the first fixed object 2a. Electric field communication device 20a, second fixed electric field communication device 20b connected to a plurality of second fixed objects 2b, and a determination device that can be connected to all second fixed electric field communication devices 20b via communication network 3 30 and a control device 40 that can be connected to the determination device 30 via the communication network 3.

  The configuration of the portable electric field communication device 10 is a configuration further including a reporting unit for reporting the presence of a suspicious person to the registrant 1 in addition to the configuration described in the first embodiment shown in FIG. The basic operation of portable electric field communication device 10 in the present embodiment is basically the same as the operation described in the first embodiment, but the suspicious person transmitted from determination device 30 When the detection signal 200 is received via the second fixed electric field communication device 20b, the reporting unit further has an operation of notifying the registrant 1 of the presence of the suspicious person.

  In addition to the configuration described in the first embodiment shown in FIG. 4, the configuration of the second fixed electric field communication device 20b includes a receiving unit that receives the suspicious person detection signal 200 transmitted from the determination device 30. Furthermore, it is the structure provided. Also, the operation of the second fixed electric field communication device 20b in the present embodiment is basically the same as the operation described in the first embodiment, but the suspicious message transmitted from the determination device 30 When the person detection signal 200 is received by the receiver, an electric field is induced from the electrode 24b to the second fixed object 2b by the communication circuit 23b, and the suspicious person detection signal 200 is transmitted from the electrode 24b to the second fixed object 2b. The operation further includes:

  The configuration and operation of the determination device 30 are basically the same as the configuration and operation described in the first embodiment, but the first fixed object 2a and the second fixed object 2 in contact with the registrant 1 are also included. When a suspicious person contacts the same fixed object as the fixed object 2b, the suspicious person detection signal 200 is transmitted from the transmission unit 34 via the registrant 1 and the second fixed object 2b in contact with the suspicious person. It further has an operation of transmitting to the electric field communication device 10.

  The configuration and operation of the first fixed electric field communication device 20a and the control device 40 are the same as the configuration and operation described in the first embodiment, and thus redundant description is omitted here. However, the control device 40 further includes position information 700 associating the first identification information and the position shown in FIG. 19, and registrant information 800 associating the second identification information and the registrant name shown in FIG. It is stored in the storage unit 43.

  The building facility in the present embodiment is a notification device 78 having a notification function to the security company 79, and is connected to the control device 40 via the communication network 3. The first fixed object 2a and the second fixed object 2b are alternately arranged adjacent to each other at a position where the registrant 1 or the suspicious person can contact both fixed objects.

  Next, the overall operation of the intrusion detection system according to the present embodiment will be described. The processing unit 21a of the first fixed electric field communication device 20a reads the first identification information “ID = 100” from the storage unit 22a, and induces an electric field from the electrode 24a to the first fixed object 2a by the communication circuit 23a. Then, the signal is transmitted from the electrode 24a to the first fixed object 2a. Similarly, for the other first fixed electric field communication device 20a, the first identification information “ID = 101” stored in the storage unit is transmitted to the connected first fixed object 2a.

  When the registrant 1 comes into contact with the first fixed object 2a storing the first identification information “ID = 100”, the portable electric field communication device 10 transmits from the first fixed electric field communication device 20a. The first identification information “ID = 100” thus received is received by the electrode 14 via the first fixed object 2 a and the registrant 1. Then, the processing unit 11 stores the received first identification information “ID = 100” in the storage unit 12. Thereafter, the processing unit 11 reads the first identification information “ID = 100” and the second identification information “ID = 001” from the storage unit 12, and induces an electric field from the electrode 14 to the registrant 1 by the communication circuit 13. And transmitted from the electrode 14 to the registrant 1.

  The second fixed type electric field communication device 20b includes the first identification information “ID = 100” transmitted from the portable electric field communication device 10 when the registrant 1 further contacts the second fixed object 2b. The second identification information “ID = 001” is received by the electrode 24b by the communication circuit 23b via the registrant 1 and the second fixed object 2b. Then, the processing unit 21b stores the received first identification information “ID = 100” and second identification information “ID = 001” in the storage unit 22b. Thereafter, the processing unit 21b reads the first identification information “ID = 100” and the second identification information “ID = 001” from the storage unit 22b, and transmits the first identification information “ID = 100” from the transmission unit 25b to the determination device 30 via the communication network 3. Send.

  In addition to the above operation, the second fixed electric field communication device 20b performs the first fixed electric field communication when the suspicious person contacts the first fixed object 2a and the second fixed object 2b together with the registrant 1. The first identification information “ID = 100” transmitted from the device 20a is received by the electrode 24b by the communication circuit 23b via the first fixed object 2a, the suspicious person, and the second fixed object 2b. Then, the processing unit 21b stores the received first identification information “ID = 100” in the storage unit 22b. Thereafter, the processing unit 11 reads the first identification information “ID = 100” from the storage unit 12 and transmits the first identification information “ID = 100” from the transmission unit 25 b to the determination device 30 via the communication network 3.

  The determination device 30 receives the first identification information “ID = 100” and the second identification information “ID = 001” transmitted from the second fixed electric field communication device 20 b by the reception unit 32. Then, the processing unit 31 stores the first identification information “ID = 100” and the second identification information “ID = 001” in the storage unit 33. Thereafter, the processing unit 31 reads the first identification information “ID = 100” and the second identification information “ID = 001” from the storage unit 33, and the first identification information 100 and the second identification information 101 are read. Determine whether they are stored together. Since both the first identification information 100 and the second identification information 101 are stored, the processor 31 detects the registrant detection signal 201, the first identification information “ID = 100”, and the second identification information “ID. = 001 "is transmitted from the transmission unit 34 to the control device 40.

  While performing the above operation, the determination device 30 receives the first identification information “ID = 100” transmitted from the first fixed electric field communication device 20a via the suspicious person by the reception unit 32. Then, the processing unit 31 stores the first identification information “ID = 100” in the storage unit 33. Thereafter, the processing unit 31 reads the first identification information “ID = 100” and the second identification information “ID = 001” from the storage unit 33, and the first identification information 100 and the second identification information 101 are read. Determine whether they are stored together. Since the first identification information 100 is stored but the second identification information 101 is not stored, the processing unit 31 transmits the suspicious person detection signal 200 and the first identification information “ID = 100” to the transmission unit. 34 to the control device 40. Further, the processing unit 31 transmits the suspicious person detection signal 200 to the second fixed electric field communication device 20b that has transmitted the first identification information “ID = 100”.

  The second fixed electric field communication device 20b receives the suspicious person detection signal 200 transmitted from the determination device 30, and induces an electric field from the electrode 24b to the second fixed object 2b by the communication circuit 23b. The suspicious person detection signal 200 is transmitted from the electrode 24b to the second fixed object 2b.

  The portable electric field communication device 10 receives the suspicious person detection signal 200 transmitted from the second fixed electric field communication device 20b by the electrode 14 by the communication circuit 13 via the second fixed object 2b and the registrant 1. To do. Thereafter, the notifying unit generates vibration by the vibrator provided in the portable electric field communication device 10 to notify the registrant 1 that there is a suspicious person on the same fixed object. The reporting unit can also report to the registrant 1 by generating sound or light using a speaker or a light source provided in the portable electric field communication device 10.

  The control device 40 transmits the registrant detection signal 201, the first registration information “ID = 100”, the second registration information “ID = 001”, which are transmitted first from the determination device 30, and the next. The reception unit 32 receives the suspicious person detection signal 200 and the first identification information “ID = 100”. Then, the processing unit 41 stores the received detection signals and registration information in the storage unit 43 as management information 900 illustrated in FIG. 21 in association with the reception time. The processing unit 41 searches for the suspicious person detection signal from the detection signal type column of the management information 900, and receives the first identification information “ID = 100” and the reception time “2006/08” corresponding to the searched suspicious person detection signal. / 10/10: 26: 23 "is read out. In addition, the processing unit 41 further searches for a row storing the first identification information 100 that is the same as the read first identification information “ID = 100”, and stores the row in the second identification information column of the corresponding row. The second identification information “ID = 001” is read out. Then, the processing unit 41 obtains the position and the registrant name corresponding to the read first identification information “ID = 100” and second identification information “ID = 001”, as shown in the position information 700 and FIG. And the corresponding position “floor A” and registrant name “Tanaka” are read out from the storage unit 43, respectively. Thereafter, the processing unit 41 receives the place “floor A” where the suspicious person exists, the registrant name “Tanaka” in the same place as the suspicious person, and the time “2006/08/10 / 10:26:23 ″ is transmitted as suspicious person information from the transmitting unit 44 to the notification device 78 together with the control signal 300 indicating the intrusion of the suspicious person.

  The reporting device 78 reports the control signal 300 and suspicious person information transmitted via the communication network 3 to the security company 79.

  Note that the reporting device 78 described in the present embodiment can also be applied to the intrusion detection system described in the first to third embodiments. For example, when the suspicious person detection signal 200 is transmitted, the control device 40 notifies the security company 79 via the notification device 78 and shoots the behavior of the suspicious person with respect to the monitoring camera shown in FIG. It is possible to transmit a control signal 300 for recording.

  Moreover, the suspicious person who exists in the same place as the registrant 1 may be a friend or relative of the registrant 1. In that case, the operation of transmitting the suspicious person detection signal 200 from the determination device 30 to the portable electric field communication device 10 and the operation of notifying the notification device 78 from the control device 40 via the second fixed electric field communication device 20b. Without performing this, it is possible to perform only the recording operation by the surveillance camera described in the third embodiment.

  Furthermore, when the registrant 1 does not exist in the same place as the suspicious person, the suspicious person may be a visitor who has visited the registrant 1 living in an apartment or the like. In this case, the determination apparatus 30 stores the first identification information 100 after the first identification information 100 is transmitted without accompanying the second identification information 101 via the visitor. The visitor destination floor server that manages whether or not the place where the fixed electric field communication device 20a is arranged is permitted for the visitor is checked. If the place is not permitted, the visitor is suspicious. It is also possible to transmit the suspicious person detection signal 200 to the control device 40 by judging that the person is a person. On the other hand, in the case of a permitted place, the determination device 30 can transmit a visitor detection signal to the control device 40, and the control device 40 can transmit a control signal 300 for the visitor to the building facility. Thereby, for example, control that does not light the destination floor instruction button 55 on a floor other than the floor permitted for the visitor can be performed.

  According to the present embodiment, when the portable electric field communication device 10 possessed by the registrant 1 receives the suspicious person detection signal 200, the registrant 1 is notified of the existence of the suspicious person. You can easily grasp the intrusion of suspicious people in the same place.

  Finally, the determination device 30 described in the first to fourth embodiments determines whether both the first identification information 100 and the second identification information 101 are stored in the storage unit 33. However, it is also possible to determine whether both the first identification information 100 and the second identification information 101 are received by the reception unit 32.

It is a mimetic diagram showing a schematic structure of an intrusion detection system concerning a 1st embodiment. It is a block diagram which shows the structure of a portable electric field communication apparatus. It is a block diagram which shows the structure of a 1st fixed electric field communication apparatus. It is a block diagram which shows the structure of the 2nd fixed electric field communication apparatus. It is a block diagram which shows the structure of a determination apparatus. It is a block diagram which shows the structure of a control apparatus. It is a table | surface which shows registrant management information. It is a block diagram which shows the elevator control function of a control apparatus. It is a block diagram which shows the structure of a communication circuit. It is a schematic diagram which shows operation | movement of an intrusion detection system when a suspicious person invades in the elevator car. It is a schematic diagram which shows operation | movement of the intrusion detection system when a registrant gets in an elevator. It is a schematic diagram which shows the schematic structure of the intrusion detection system which concerns on 2nd Embodiment. It is a table | surface which shows contact information. It is a table | surface which shows security management information. It is a block diagram which shows the control function of the audio | voice equipment of a control apparatus, a lighting installation, and an electronic lock door. It is a schematic diagram which shows schematic structure of the intrusion detection system which concerns on 3rd Embodiment. It is a table | surface which shows imaging device control information. It is a schematic diagram which shows the schematic structure of the intrusion detection system which concerns on 4th Embodiment. It is a table | surface which shows position information. It is a table | surface which shows registrant information. It is a table | surface which shows management information.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Registrant 2a, 2a '... 1st fixed object 2b, 2b' ... 2nd fixed object 3 ... Communication network 10 ... Portable electric field communication apparatus 11, 21a, 21b, 31, 41 ... Processing part 12, 22a , 22b, 33, 43 ... storage unit 13, 23a, 23b ... communication circuit 13a ... interface 13b ... level adjustment circuit 13c ... transmission circuit 13d ... electric field detection optical unit 13e ... light receiving circuit 13f ... band pass filter 13g ... waveform shaping circuit 14 24a, 24b ... electrode 14a ... transmission electrode 14b ... reception electrode 20a, 20a '... first fixed type electric field communication device 20b, 20b' ... second fixed type electric field communication device 25b, 34, 44 ... transmission unit 30 ... Determining device 32, 42 ... receiving unit 40 ... control device 50 ... elevator 51 ... driving device 52 ... monitoring camera 53 ... illumination 54 ... speaker 55 Destination floor instruction button 56 ... Instruction button 71 ... Ceiling lighting 72 ... Speaker 73 ... Floor lighting 74 ... Monitoring camera 75 ... Automatic door 76 ... Monitor 77a-77c ... First monitoring camera-third monitoring camera 78 ... Notification device 79 ... security company 100 ... first identification information 101 ... second identification information 200 ... suspicious person detection signal 201 ... registrant detection signal 300 ... control signal 400 ... registrant management information 500 ... contact information 550 ... security management information 600 ... Imaging device control information 700 ... position information 800 ... registrant information 900 ... management information

Claims (17)

First fixed type electric field communication device, portable electric field communication device, second fixed type electric field communication device capable of inducing electric field from electrode to electric field transmission medium and conducting electric field communication, and second fixed type An intrusion detection system comprising: a determination device connectable to an electric field communication device via a communication network; and a control device that controls building equipment connectable to the determination device via the communication network,
The first fixed electric field communication device is disposed on a first fixed object as the electric field transmission medium,
First storage means for storing first identification information for identifying the first fixed electric field communication device;
First transmission means for reading the first identification information from the first storage means and transmitting the first identification information from a transmission electrode to the first fixed object by an electric field;
The portable electric field communication device is possessed by a registrant as the electric field transmission medium permitted to enter the building where the first fixed object is arranged,
Second storage means for storing second identification information for identifying the registrant;
When the registrant contacts the first fixed object, the first identification information transmitted via the first fixed object and the registrant is received via a receiving electrode. Receiving means,
Third storage means for storing the received first identification information;
The first identification information and the second identification information are read from the third storage means and the second storage means, respectively, and transmitted from the transmission electrode to the second fixed electric field communication device by an electric field. Two transmission means,
The second fixed electric field communication device is disposed on a second fixed object as the electric field transmission medium adjacent to the first fixed object,
When the registrant comes into contact with the second fixed object, the first identification information and the second identification information transmitted through the registrant and the second fixed object are received by the receiving electrode. A third transmission means for receiving the data via the communication network and transmitting it to the determination device via the communication network;
When a suspicious person who does not have the portable electric field communication device contacts the first fixed object and the second fixed object, the first fixed object, the suspicious person, and the second fixed object. Receiving the first identification information transmitted via the receiving electrode, storing the first identification information in a fifth storage means, and transmitting the first identification information to the determination device via the communication network; Have
The determination device includes:
Determining means for determining whether the first identification information and the second identification information are received together via the communication network;
A registrant detection signal transmitting means for transmitting a registrant detection signal indicating that the user is a registrant to the control device via the communication network when both are received;
A first suspicious person detection signal transmitting means for transmitting a suspicious person detection signal indicating that the person is a suspicious person to the control device via the communication network when not received together ;
The determination apparatus further includes a second suspicious person detection signal transmitting unit that transmits the suspicious person detection signal to the second fixed electric field communication apparatus via the communication network,
When the second fixed electric field communication device receives the suspicious person detection signal via the communication network, the second fixed electric field communication device transmits the suspicious person detection signal from the transmission electrode to the portable electric field communication device by an electric field. Suspicious person detection signal transmission means of
When the portable electric field communication device receives the suspicious person detection signal transmitted via the second fixed object and the registrant via the receiving electrode, the portable electric field communication device notifies the registrant of the presence of the suspicious person. An intrusion detection system further comprising a reporting means for reporting .   2. The control device according to claim 1, further comprising a control signal transmission unit configured to transmit a control signal for causing the building facility to perform a predetermined operation when the registrant detection signal or the suspicious person detection signal is received. Intrusion detection system as described in. The building facility is an elevator, and the first fixed object and the second fixed object are arranged on a floor in a car of the elevator,
The intrusion detection system according to claim 2, wherein, when the control device receives the suspicious person detection signal, the control device transmits a control signal for opening the elevator door to the elevator door. The building facility is an elevator, and the first fixed object and the second fixed object are arranged on a floor in a car of the elevator,
When the control device receives the suspicious person detection signal, the control device transmits a control signal for stopping the function of the destination floor instruction button for designating the destination floor provided in the elevator car to the destination floor instruction button. The intrusion detection system according to claim 2 or 3, characterized in that: The building facility is an elevator, and the first fixed object and the second fixed object are arranged on a floor in a car of the elevator,
When the control device receives the suspicious person detection signal, the control device transmits a control signal for changing a sound output from a speaker provided in a car of the elevator to a predetermined sound to the speaker. The intrusion detection system according to any one of claims 2 to 4. The building facility is an elevator, and the first fixed object and the second fixed object are arranged on a floor in a car of the elevator,
When the control device receives the suspicious person detection signal, the control device transmits a control signal for changing the light output from the light source provided in the elevator car to a predetermined light to the light source. The intrusion detection system according to any one of claims 2 to 5, wherein The building facility is an elevator, and the first fixed object and the second fixed object are arranged on a floor of a landing door of the elevator,
The said control apparatus transmits the control signal which does not open the door of the said elevator to the door of the said elevator, when the said suspicious person detection signal is received. Intrusion detection system. The building facility is an elevator, and the first fixed object and the second fixed object are arranged on a floor of a landing door of the elevator,
8. The control device according to claim 2, wherein, when receiving the suspicious person detection signal, the control device transmits to the elevator door a control signal that keeps opening the elevator door once opened. The intrusion detection system according to item 1. The building facility is an elevator, and the first fixed object and the second fixed object are arranged on a floor in the elevator car or a floor of the landing door,
The determination apparatus further includes transmission means for transmitting the second identification information to the control apparatus,
The control device further includes storage means for storing registrant management information indicating a correspondence between the second identification information and a permitted floor permitted to the registrant,
When the control device receives the registrant detection signal and the second identification information, the control device reads the permission floor associated with the second identification information from the registrant management information, and The intrusion detection system according to claim 2, wherein a control signal for enabling the destination floor instruction button is transmitted to the destination floor instruction button. The building facility is an elevator, and the first fixed object and the second fixed object are arranged on a floor in the elevator car or a floor of the landing door,
The determination apparatus further includes transmission means for transmitting the second identification information to the control apparatus,
The control device further includes storage means for storing registrant management information indicating a correspondence between the second identification information and a registration floor registered by the registrant,
When the control device receives the registrant detection signal and the second identification information, the control device reads the registration floor associated with the second identification information from the registrant management information, and The intrusion detection system according to claim 2, wherein a control signal for setting a destination floor is transmitted to the destination floor instruction button. The building equipment is audio equipment arranged in a corridor or stairs,
Wherein the control device, when receiving the suspicious person detection signal, according to claim 1 or 2 a control signal for changing the sound output from the audio equipment to a predetermined sound and transmits to the audio equipment Intrusion detection system as described in. The building facility is a lighting facility arranged in a corridor or stairs,
The control device, wherein, when it receives the suspicious individual detection signals, according to claim 1 a control signal for changing the light output from the lighting equipment to a predetermined light and transmits to the lighting equipment or 2 Intrusion detection system as described in. The building facility is an electronic lock door placed at the entrance,
Wherein the control device, when receiving the suspicious person detection signal, intrusion detection system according to claim 1 or 2 a control signal for closing the electronic lock door and transmits to the electronic lock door. The building facility is a photographing device,
3. The intrusion detection system according to claim 1, wherein, when the control device receives the suspicious person detection signal, the control device transmits a control signal for starting imaging to the imaging device. The building facility is a reporting device for reporting to a security company,
3. The intrusion detection system according to claim 1, wherein, when the control device receives the suspicious person detection signal, the control device transmits a control signal indicating an intrusion of the suspicious person to the notification device. First fixed type electric field communication device, portable electric field communication device, second fixed type electric field communication device capable of inducing electric field from electrode to electric field transmission medium and conducting electric field communication, and second fixed type An intrusion detection method processed by a determination device connectable to an electric field communication device via a communication network and a control device that controls building equipment connectable to the determination device via the communication network,
By the first fixed electric field communication device arranged on the first fixed object as the electric field transmission medium,
Reading out first identification information for identifying the first fixed electric field communication device from the first storage means and transmitting the first identification information from the transmission electrode to the first fixed object by an electric field,
By the portable electric field communication device possessed by the registrant as the electric field transmission medium allowed to enter the building,
Receiving the first identification information transmitted via the first fixed object and the registrant via a receiving electrode when the registrant contacts the first fixed object; ,
Storing the received first identification information in a second storage means;
The first identification information and the second identification information for identifying the registrant are read from the second storage means and the third storage means, respectively, and the second fixed electric field communication device is transmitted from the transmission electrode. Transmitting by an electric field to
By the second fixed electric field communication device arranged in the second fixed object as the electric field transmission medium adjacent to the first fixed object,
When the registrant comes into contact with the second fixed object, the first identification information and the second identification information transmitted through the registrant and the second fixed object are received by the receiving electrode. Receiving via the communication network, storing in a fourth storage means, and transmitting to the determination device via the communication network;
When a suspicious person who does not have the portable electric field communication device contacts the first fixed object and the second fixed object, the first fixed object, the suspicious person, and the second fixed object. Receiving the first identification information transmitted via the receiving electrode, storing the first identification information in a fifth storage means, and transmitting the first identification information to the determination device via the communication network. ,
By the determination device,
Determining whether the first identification information and the second identification information are received together via the communication network;
A registrant detection signal indicating that the user is a registrant when both are received, to the control device via the communication network; and
A suspicious person detection signal indicating that it is a suspicious person when not received together, to the control device via the communication network , and
The determination device includes the step of transmitting the suspicious person detection signal to the second fixed electric field communication device via the communication network,
When the second fixed-type electric field communication device receives the suspicious person detection signal via the communication network, the step of transmitting the suspicious person detection signal from the transmission electrode to the portable electric field communication device by an electric field; Have
When the portable electric field communication device receives the suspicious person detection signal transmitted via the second fixed object and the registrant through the receiving electrode, the presence of the suspicious person is notified to the registrant. An intrusion detection method comprising a step of reporting . The control device, wherein, when having received the registrant detection signal or the suspicious person detection signal, according to claim 16, characterized in that it comprises a step of transmitting a control signal to a predetermined operation to the building equipment Intrusion detection method.

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