JP6089459B2 - Remote control system - Google Patents

Description

  The present invention relates to a remote operation system that performs a lock operation or an unlock operation of an automobile door by remote operation.

  2. Description of the Related Art Conventionally, there is a technique for performing a lock operation or unlock operation of a car door or trunk by remote control using a mobile phone or the like. There are also techniques for opening and closing the power window and sunroof and remotely starting and stopping the engine by remote control using a mobile phone or the like. As a result, for example, when the key of the automobile is confined in the vehicle, the door unlocking operation can be executed using the mobile phone.

  For example, Patent Document 1 describes a remote operation system in which a vehicle owner performs an unlocking operation or an engine starting operation of a vehicle door from an information center through a telephone line. In the case of this configuration, the caller number of the telephone is registered in advance in the information center, and the remote operation is performed after the caller number is inquired. In this way, remote control can be performed only with a pre-registered telephone, thereby preventing a third party other than the vehicle owner from performing an unlock operation illegally.

JP 2002-305599 A

  In the case of the above configuration, the door unlocking operation, the opening operation of the window such as the power window or the sunroof, and the engine starting operation can be performed remotely by using the mobile phone. But it's also possible to operate. For this reason, there is a possibility that the proper owner of the vehicle may perform an unlocking operation of the door, an operation of opening a window, or an engine starting operation if the vehicle is erroneously operated remotely.

  Accordingly, an object of the present invention is to provide a remote control system that can unlock a door only when a user is present near the vehicle even when remote control is possible, thereby improving security. is there.

According to the first aspect of the present invention, there is provided a remote operation system for receiving a door lock release command signal wirelessly transmitted from a remote operation terminal and releasing the lock of the door of the vehicle. A door lock mechanism that locks or unlocks, a person detection means that detects the presence of a person around the vehicle, and outputs a person detection signal, and only when the person detection signal is received from the person detection means An in-vehicle device that transmits a door lock release request signal to the remote operation terminal, and the remote operation terminal accepts or rejects the door lock release request when receiving the door lock release request signal from the on-vehicle device. to display authorization, when the operation permission of the door lock release request is made, constitute the door lock release command signal to send to the vehicle device, further, the vehicle instrumentation When the door lock release command signal is received from the remote operation terminal after the door lock release request signal is transmitted to the remote operation terminal and before the timing of the first set time is finished, Since the release signal is transmitted to the door lock mechanism to unlock the door of the vehicle, the door can be unlocked by remote operation only when there is a user near the vehicle. Security can be improved.

The block diagram of the remote control system which shows 1st Embodiment of this invention Remote control system sequence diagram Flow chart showing control of in-vehicle device FIG. 1 equivalent view showing a second embodiment of the present invention 2 equivalent diagram 3 equivalent figure

  Hereinafter, a first embodiment of the present invention will be described with reference to FIGS. First, FIG. 1 is a block diagram schematically showing the overall configuration of a remote control system 1 of the present embodiment. The remote operation system 1 includes an in-vehicle device 3 mounted on a vehicle 2 and a remote operation terminal 5 that communicates with the in-vehicle device 3 via a network 4.

  The in-vehicle device 3 includes a CPU 6, a memory management unit 7, a timer management unit 8, a wireless processing unit 9, a power supply control unit 10, and an in-vehicle communication unit 11. The CPU 6 has a function of controlling the overall operation of the in-vehicle device 3. The memory management unit 7 includes a ROM, a RAM, a flash memory, and the like. The timer management unit 8 has a function of measuring time of various lengths. The wireless processing unit 9 has a function (function as a mobile phone terminal) for performing wireless communication with the remote operation terminal 5 via the network 4 including, for example, a mobile phone network. The power supply control unit 10 has a function of inputting electric power supplied from the vehicle battery 12 mounted on the vehicle 2, generating necessary DC voltage power in each unit of the in-vehicle device 3, and supplying the generated DC voltage power to each unit.

  The in-vehicle communication unit 11 is connected to a door lock mechanism 13 and an operation detection device (person detection means) 14 via, for example, an in-vehicle LAN. The door lock mechanism 13 has a function of receiving a door lock signal or a door lock release signal from the in-vehicle device 3 and locking or unlocking the door and trunk of the vehicle 2.

  The operation detection device 14 transmits an operation detection signal (person detection signal) to the in-vehicle device 3 when detecting an operation in which a person contacts the vehicle 2. Specifically, the operation detection device 14 is a predetermined operation pattern for a predetermined portion of the vehicle 2, for example, a door knob (an operation pattern for operating the door knob a set number of times, etc., which is set in advance by the vehicle owner. It has a function of detecting whether or not an operation pattern previously set) has been executed. Instead of the door knob operation pattern, an operation pattern for raising the wiper, an operation pattern for pressing the door lock button, or the like may be detected.

  When receiving the operation detection signal from the operation detection device 14, the in-vehicle device 3 transmits a door lock release request signal to the remote operation terminal 5 via the network 4. The remote control terminal 5 is composed of, for example, a mobile phone terminal (such as a mobile phone, a smart phone, or a mobile tablet terminal). Upon receiving a door lock release request signal from the in-vehicle device 3, the remote control terminal 5 releases the door lock to the terminal owner. Inquire about permission / non-permission (for example, a display screen displays a choice of permission / non-permission of door lock release). When the terminal owner operates the remote operation terminal 5 to select permission or disapproval, the remote operation terminal 5 transmits a permission signal or a disapproval signal to the in-vehicle device 3 via the network 4.

  Next, the operation of the remote control system 1 configured as described above will be described with reference to the sequence diagram of FIG. First, in step S10 of FIG. 2, when a person who wants to unlock the door of the vehicle 2 operates the door knob of the vehicle 2 a set number of times, the process proceeds to step S20, and the operation detection device 14 of the vehicle 2 performs the operation of setting the door knob a number of times. To detect. Subsequently, the process proceeds to step S <b> 30, and the in-vehicle device 3 transmits a door lock release request signal to the remote operation terminal 5 via the network 4. And it progresses to step S40 and the vehicle equipment 3 starts time-measurement of the 1st setting time t.

  Next, the process proceeds to step S50, and when receiving the door lock release request signal from the in-vehicle device 3, the remote operation terminal 5 inquires of the owner of the terminal whether the door lock release request is permitted or not (permitted / not permitted). Display). Subsequently, the process proceeds to step S60, and when the owner operates the remote control terminal 5 to give a permission response, the process proceeds to step S70, where the remote control terminal 5 sends the door lock release instruction signal via the network 4 to the in-vehicle device. 3 to send. When the owner operates the remote operation terminal 5 and makes a non-permission response, the remote operation terminal 5 transmits a door lock release non-permission signal to the in-vehicle device 3 via the network 4.

  And it progresses to step S80, and if the vehicle-mounted apparatus 3 receives the said door lock release instruction | indication signal before complete | finishing the time measurement of the said setting time t, it will transmit a door lock release signal to the door lock mechanism 13, and the vehicle 2 Unlock the door. Note that the vehicle-mounted device 3 does not unlock the door of the vehicle 2 when receiving the door lock release instruction signal after completing the measurement of the set time t. Further, when the in-vehicle device 3 receives the door lock release non-permission signal from the remote operation terminal 5, the in-vehicle device 3 does not release the lock of the door of the vehicle 2.

  Subsequently, the process proceeds to step S <b> 90, and the in-vehicle device 3 transmits a door lock release completion signal (door lock release success notification) to the remote operation terminal 5 via the network 4. Then, the process proceeds to step S100, and when the remote operation terminal 5 receives the door unlock release completion signal, it notifies (displays) the door lock release completion to the owner of the terminal.

  Next, the operation of the in-vehicle device 3 will be described with reference to the flowchart of FIG. First, in step S <b> 201, the in-vehicle device 3 determines whether or not the vehicle is operated based on the detection signal from the operation detection device 14. Here, when there is no vehicle operation, it progresses to "NO" and repeats determination of step S201. If it is determined in step S201 that the vehicle has been operated, the process proceeds to “YES”, and the process proceeds to step S202, in which it is determined whether the door lock release request operation, that is, whether the door knob has been operated a set number of times. If the operation is not a door lock release request, the process proceeds to “NO” and returns to step S201.

  If it is a door lock release request operation in step S202, the process advances to "YES" and advances to step S203 to start the release command reception timer, that is, the first set time t. Then, the process proceeds to step S <b> 204, and the in-vehicle device 3 transmits a door lock release request signal to the remote operation terminal 5. Then, it progresses to step S205 and the vehicle equipment 3 judges whether the door lock cancellation | release command was received before time-out (time-measurement end of the setting time t). Here, when a time-out occurs without receiving the door lock release command, the process proceeds to “NO” in step S205 and returns to step S201. In addition, also when the door lock cancellation | release permission signal is received from the remote control terminal 5, it progresses to "NO" in step S205, and returns to step S201.

  On the other hand, when the door lock release command is received before the time-out in step S205, the process proceeds to “YES” and proceeds to step S206 to cancel the time count of the release command reception timer (reset the release command reception timer). . And it progresses to step S207 and the vehicle equipment 3 transmits a door lock cancellation | release signal to the door lock mechanism 13, and cancels | releases the door lock of the vehicle 2. FIG. Subsequently, the process proceeds to step S <b> 208, and the in-vehicle device 3 transmits a door lock release completion signal (door lock release result) to the remote operation terminal 5.

  In the present embodiment having the above-described configuration, the operation detection device 14 transmits an operation detection signal (person detection signal) to the in-vehicle device 3 when detecting an operation in which a person contacts the vehicle 2. 3 transmits a door lock release request signal to the remote operation terminal 5 when the operation detection signal is received, and the remote operation terminal 5 receives the door lock release request signal when receiving the door lock release request signal. When permission / non-permission is inquired and a door lock release request permission operation is performed, a door lock release command signal is transmitted to the in-vehicle device 3, and the in-vehicle device 3 sends the door lock release request signal to the remote operation terminal 3. When the door lock release command signal is received from the remote control terminal 5 before the time measurement of the first set time t is completed, the door lock release signal is transmitted to the door lock mechanism 13 and the vehicle It was to release the lock of the door. According to this configuration, the door can be unlocked only when an operation in which a person touches the vehicle 2 is detected, that is, only when a user is present near the vehicle 2. Can be improved.

  In the above embodiment, when the operation detecting device 14 detects an operation in which a person contacts the vehicle 2, for example, a predetermined operation pattern for the door knob, that is, an operation such as operating the door knob a set number of times. Since it is configured to detect whether or not the pattern has been executed, it is possible to reliably detect an operation in which a person contacts the vehicle 2. Furthermore, in the said embodiment, since it comprised so that the owner of a vehicle could set operation patterns (for example, operation frequency), such as a doorknob, a user's usability can be improved.

  In the above embodiment, the operation detection device 14 is configured by a knob switch that detects the operation of the door knob. However, the operation detection device 14 is not limited to this, and may be configured by a trunk switch, a lock switch, or the like.

  4, 5 and 6 show a second embodiment of the present invention. In addition, the same code | symbol is attached | subjected to the same structure as 1st Embodiment. In the second embodiment, as shown in FIG. 4, the vehicle 2 is provided with a camera 15 that captures the periphery of the vehicle 2. The camera 15 is composed of four in-vehicle cameras disposed on, for example, the front and rear portions and the left and right portions of the vehicle 2. The on-vehicle device 3 includes an image processing unit 16. Image data around the vehicle 2 photographed by the camera 15 is given to the image processing unit 16 via the in-vehicle communication unit 11 and the CPU 6. The image processing unit 16 has a function of analyzing the image data (image recognition) and detecting whether or not a person is standing around the vehicle 2, for example, in front of the door, for a second set time T seconds or more. In the case of this configuration, the camera 15 and the image processing unit 16 constitute human detection means.

  In the second embodiment, the door lock release control when the door knob of the vehicle 2 is operated a set number of times, that is, the control of the first embodiment can be executed, and the surroundings of the vehicle 2 (for example, in front of the door) ) Is configured so that door lock release control can be executed when a person stands. Hereinafter, door lock release control when a person stands around the vehicle 2 will be described with reference to FIGS. 5 and 6.

  First, in step S301 of FIG. 5, when a person who wants to unlock the vehicle 2 stands, for example, in front of the door, the process proceeds to step S302, and the image of the in-vehicle device 3 is based on the image data captured by the camera 15 of the vehicle 2. The processing unit 16 detects that a person is standing in front of the door of the vehicle 2 for the second set time T seconds or longer. Subsequently, the process proceeds to step S <b> 303, and the in-vehicle device 3 transmits the door lock release request signal and the image data captured by the camera 15 to the remote operation terminal 5 via the network 4. And it progresses to step S304 and the vehicle equipment 3 starts time-measurement of the 1st setting time t.

  Next, the process proceeds to step S305, and upon receiving the door lock release request signal and the image data, the remote operation terminal 5 inquires of the owner of the terminal whether the door lock release request is permitted (not permitted). Allow / deny display). At this time, the remote operation terminal 5 is configured to be able to display image data captured by the camera 15 by the operation of the terminal owner. Subsequently, the process proceeds to step S306, and when the owner of the terminal operates the remote operation terminal 5 to give a permission response, the process proceeds to step S307, where the remote operation terminal 5 sends a door lock release instruction signal via the network 4. Transmit to the in-vehicle device 3. When the owner operates the remote operation terminal 5 and makes a non-permission response, the remote operation terminal 5 transmits a door lock release non-permission signal to the in-vehicle device 3 via the network 4.

  And it progresses to step S308, and if the vehicle equipment 3 receives the said door lock cancellation | release instruction | indication signal before complete | finishing the time measurement of the said setting time t, it will transmit a door lock cancellation | release signal to the door lock mechanism 13, and the vehicle 2 of FIG. Release the door lock. Note that the vehicle-mounted device 3 does not release the door lock of the vehicle 2 when receiving the door lock release instruction signal after completing the measurement of the set time t. Further, the vehicle-mounted device 3 does not release the door lock of the vehicle 2 when receiving the door lock release non-permission signal from the remote operation terminal 5.

  Subsequently, the process proceeds to step S <b> 309, and the in-vehicle device 3 transmits a door lock release completion signal (door lock release success notification) to the remote operation terminal 5 via the network 4. Then, the process proceeds to step S310, and when the remote operation terminal 5 receives the door lock release completion signal, it notifies (displays) the door lock release completion to the owner of the terminal.

  Moreover, the vehicle-mounted apparatus 3 of 2nd Embodiment becomes a structure which can perform the control shown by the flowchart of FIG. 6 in addition to the control (control of 1st Embodiment) shown by the flowchart of FIG. Hereinafter, the control shown in the flowchart of FIG. 6 will be described. First, in step S401, based on the image data from the camera 15, it is determined whether or not a person has stood around the vehicle 2 for T seconds or more. Here, when it is not standing, it progresses to "NO" and repeats determination of step S401. In step S401, when a person stands for T seconds or more, the process proceeds to “YES”, and the process proceeds to step S402 to start the cancellation command reception timer, that is, the time measurement of the first set time t.

  In step S <b> 403, the in-vehicle device 3 transmits the door lock release request signal and the image data captured by the camera 15 to the remote operation terminal 5. Then, it progresses to step S404 and the vehicle equipment 3 judges whether the door lock cancellation | release command was received before time-out (time-measurement end of the setting time t). If a time-out occurs without receiving a door lock release command, the process proceeds to “NO” in step S404 and returns to step S401. Even when a door unlock release non-permission signal is received from the remote control terminal 5, the process proceeds to “NO” in step S404 and returns to step S401.

  On the other hand, when the door lock release command is received before the time-out in step S404, the process proceeds to “YES”, and the process proceeds to step S405 to cancel the time count of the release command reception timer (reset the release command reception timer). . And it progresses to step S406 and the vehicle-mounted apparatus 3 transmits the door lock cancellation | release signal to the door lock mechanism 13, and cancels | releases the lock | rock of the door of the vehicle 2. FIG. Subsequently, the process proceeds to step S407, and the in-vehicle device 3 transmits a door lock release completion signal (door lock release result) to the remote operation terminal 5.

  The configuration of the second embodiment other than that described above is the same as that of the first embodiment. Therefore, in the second embodiment, substantially the same operational effects as in the first embodiment can be obtained. In particular, according to the second embodiment, based on the image data obtained by photographing the periphery of the vehicle 2 with the camera 15, it is determined whether or not a person has stood around the vehicle 2 (for example, in front of the door) for T seconds or more. Since it is configured to transmit a door lock release request signal to the remote control terminal 5 when it is determined that a person has stood for T seconds or more, a person who wants to unlock the door only stands around the vehicle 2 The door of the vehicle 2 can be unlocked without operating the door knob 2.

  In each of the above embodiments, the in-vehicle device 3 is configured to directly communicate with the remote operation terminal 5 via the network 4, but instead, an information center is provided between the in-vehicle device 3 and the remote operation terminal 5. You may comprise so that it may communicate via. Moreover, in each said embodiment, although the operation detection apparatus 14 was provided separately from the vehicle-mounted apparatus 3, you may comprise so that the operation detection apparatus 14 may be incorporated in the vehicle-mounted apparatus 3, and the operation detection apparatus 14 is others. It may be configured to be built in the in-vehicle device (in-vehicle device having no wireless communication function).

  Moreover, in the said 2nd Embodiment, the detection of the person standing around the vehicle 2 based on the image data image | photographed with the camera 15 is detected by the image processing part 16 in the vehicle-mounted apparatus 3 which has a wireless communication function. Although it is configured to execute, it may be configured to be executed by another in-vehicle device (not having a wireless communication function). In the second embodiment, it is detected that a person is standing around the vehicle 2 based on the image data captured by the camera 15, but the present invention is not limited to this. For example, a human detection sensor such as an infrared sensor is used. You may comprise so that it may detect that the person stands around the vehicle 2 using.

  In the drawings, 1 is a remote operation system, 2 is a vehicle, 3 is an in-vehicle device, 5 is a remote operation terminal, 6 is a CPU, 8 is a timer management unit, 9 is a wireless processing unit, 13 is a door lock mechanism, and 14 is an operation detection. An apparatus, 15 is a camera, and 16 is an image processing unit.

Claims (6)

A remote operation system for receiving a door lock release command signal wirelessly transmitted from a remote operation terminal and releasing the lock of the door of the vehicle,
A door lock mechanism for locking or unlocking the vehicle door;
Human detection means for detecting the presence of a person around the vehicle and outputting a human detection signal;
An on-vehicle device that transmits a door lock release request signal to the remote operation terminal only when the person detection signal is received from the person detection means;
When the remote operation terminal receives the door lock release request signal from the in-vehicle device, the door lock release request is permitted or disallowed, and the door lock release request is permitted. The door lock release command signal is configured to be transmitted to the in-vehicle device,
The vehicle-mounted device receives the door lock release command signal from the remote operation terminal after transmitting the door lock release request signal to the remote operation terminal and before the timing of the first set time is finished. The remote operation system is configured to transmit a door lock release signal to the door lock mechanism to release the lock of the vehicle door.   The remote operation system according to claim 1, wherein the person detection unit is configured by an operation detection device that detects an operation in which a person contacts the vehicle.   The remote operation system according to claim 1, wherein the operation detection device detects whether or not a preset operation pattern is executed for a door knob or a wiper of the vehicle.   The human detection means includes a camera that is provided in the vehicle and photographs the surroundings of the vehicle, and an image analysis means that analyzes an image captured by the camera and detects the presence of a person around the vehicle. The remote control system according to claim 1, wherein the remote control system is provided.   5. The image analysis unit according to claim 4, wherein when it is detected that a person stands around the vehicle for a second set time or more, it is determined that a person exists around the vehicle. Remote control system. 6. The remote operation according to claim 4, wherein when the in-vehicle device transmits the door lock release request signal to the remote operation terminal, the on-vehicle device also transmits an image captured by the camera to the remote operation terminal. system.

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