JP5677149B2 - Lane monitoring device - Google Patents

Description

  Embodiments of the present invention relate to a lane monitoring device that monitors toll collection lanes and monitors and controls roadside equipment at a toll gate on a toll road.

  In toll roads such as expressways, lane monitoring devices that monitor each toll collection lane monitor and control various roadside equipment provided on each toll collection lane, and display monitoring control images and operation images The control unit and the image control unit that displays and records an image input from a camera that acquires an image of each toll collection lane are configured.

  Therefore, the display (display device) of the lane monitoring device is divided into two displays, a monitor control unit display and an image control unit display. For this reason, there is a problem that the visibility of the display and the operability of the device are poor when performing operations for monitoring the lane condition of the road and for dealing with a failure in the roadside equipment.

  In addition, since the control unit of the lane monitoring device and its display are configured in two units, the size of the device becomes large, and there is a problem that a large space is required for installing the device in the toll office. There is.

  The lane monitoring device has a problem that the toll gates that can be monitored are limited to the toll gates where the devices are installed, and the toll gates other than the own toll gate cannot be monitored.

JP 2000-32443 A JP 2006-262133 A

  The problem to be solved by the present invention is to provide a lane monitoring device that has good visibility of the display and operability of the device, and is small and capable of changing the monitoring location.

  In order to achieve the above object, a lane monitoring apparatus according to an embodiment is a lane monitoring apparatus that monitors toll collection lanes and monitors and controls roadside equipment at a toll gate on a toll road, and images of the toll collection lanes Imaging means for acquiring the state, state monitoring means for monitoring the state of the roadside device, and display means for displaying the lane image acquired by the imaging means and the monitoring result by the state monitoring means on one screen. ing.

The block diagram which shows the structure of the lane monitoring apparatus installed in the toll gate of toll roads, such as a highway, concerning embodiment. The flowchart explaining operation | movement of the lane monitoring apparatus which concerns on embodiment. The figure which displayed the lane image as 4 parts on the display screen concerning an embodiment as a surveillance picture. The figure which displayed the monitoring image of the toll gate and other toll gates on the display screen according to the embodiment. The figure which displayed the image which alert | reports abnormality occurrence of a lane on the display screen which concerns on embodiment. The figure which displayed the image of the operation button on the display screen which concerns on embodiment. The figure which displayed the image of the operation button for trouble handling on the display screen which concerns on embodiment.

Hereinafter, a lane monitoring device according to an embodiment will be described with reference to the drawings.
FIG. 1 shows a configuration of a lane monitoring device installed at a toll gate of a toll road such as an expressway according to this embodiment. The example of FIG. 1 shows the lane monitoring device 11 of the toll gate A and the lane monitoring device 12 of the toll gate B.

  The lane monitoring devices 11 and 12 have a plurality of imaging means for acquiring an image of a toll collection lane (a lane in which tolls such as tolls are collected on a toll road, hereinafter also referred to simply as a lane), as an example, Then, there are four video cameras (hereinafter simply referred to as cameras) 21a, 21b, 21c, and 21d, and each camera is installed in a separate lane.

  In addition, the lane monitoring devices 11 and 12 have a monitoring result of a roadside device 22 (devices installed on the roadside such as a vehicle detection device, a lane control device, a roadside wireless device, a roadside indicator, and a start control device) 22 as one of the components ( There is a touch panel type display (display means, instruction operation means) 23 for displaying lane information including information on obstacles) and lane images from the cameras 21a, 21b, 21c, and 21d on one screen.

  The touch panel display 23 (touch panel display) is a combination of a display (display device) and a position input device, and the touched display position by an operation of touching (pressing or touching) the display on the screen. This is a position input display device for inputting information corresponding to.

  In addition, the lane monitoring devices 11 and 12 create images (including lane images acquired by input from the cameras 21a, 21b, 21c, and 21d) (including image processing) to be displayed on the screen of the display 23 in one of the configurations. Control, monitoring of the state of the roadside equipment 22, and control of various instruction operations, images (including lane images) created by the control and monitoring, lane monitoring results (lane information), and various There is a monitoring control unit (state monitoring unit, communication unit) 24 that communicates (transmits and receives) instruction operation information as images (including lane images) and control information (hereinafter referred to as image information).

  The monitoring control unit 24 of the lane monitoring device 11 of the toll gate A and the monitoring control unit 24 of the lane monitoring device 12 of the toll gate B can communicate with each other via the network 25 and the communication network 26. The monitoring control unit 24 performs transmission / reception and communication by the central processing unit 28 controlling the communication unit 29 according to the procedure stored in the storage unit 27.

  In addition, the lane monitoring devices 11 and 12 record the lane image acquired by the input from the cameras 21a, 21b, 21c, and 21d and the image information created by the monitoring control unit 24 in one of the configurations, and display them on the display 23. There is a recording unit (recording unit) 30 that reproduces the recorded lane image and image information and displays them on the display 23 in accordance with an instruction by operation.

  The lane monitoring devices 11 and 12 include a storage unit 27 in which a procedure for monitoring and control by the monitoring control unit 24 is stored and a central processing unit 28 for performing processing according to the procedure. Thus, the lane monitoring device performs lane monitoring processing (operation).

  The camera 21a is installed in the first lane (lane 1), 21b is installed in the second lane (lane 2), 21c is installed in the third lane (lane 3), and 21d is in the fourth lane (lane 4). It shall be installed. Moreover, the roadside apparatus 22 shall be provided in each lane. It is assumed that the display 23 and the monitoring control unit 24 are provided in a toll office.

  The lane monitoring devices 11 and 12 have a function of simultaneously displaying the monitoring result of the roadside device 22 and the lane images from the cameras 21a to 21d on one display screen, changing the image content (screen display content) displayed on the screen, and roadside A function for performing an instruction operation on the device 22 by a touch operation from a single display screen, and a function for displaying an operation button for handling an obstacle such as an instruction to the roadside device 22 or display of details of abnormalities when the display screen is touched. Have

  Further, the lane monitoring devices 11 and 12 communicate with the lane monitoring devices at other toll stations through the network communication network (the network 25 and the communication network 26), and mutually transmit and receive image information at the own toll gate and the other toll gates. Based on the image information received and acquired from the lane monitoring device at other toll booths, a function to display the image information of both the toll booth and other toll booths on one display screen, at a pre-specified time zone It has a function of displaying image information of other tollgates on the display screen.

  With these functions, the lane monitoring devices 11 and 12 have an image control function for acquiring, displaying, and recording lane images from the cameras 21a to 21d, and a monitoring control function for monitoring and controlling the roadside device 22. Will be described in detail later.

  Next, the operation of the lane monitoring device will be described with reference to the flowchart shown in FIG. 2 in such a configuration. The following description is the operation of the lane monitoring device 11 at the toll gate A, but the description is omitted because the lane monitoring device 12 at the toll gate B is the same.

  First, after the lane monitoring device 11 is activated, the central processing unit 28 performs processing according to the procedure stored in the storage unit 27 of the monitoring control unit 24, and displays it on the screen of the display 23 before starting lane monitoring. Settings relating to the configuration of the monitoring image are made (step S1).

The images that make up the surveillance image are created based on the image information. As the surveillance image settings, the lane image of which lane is displayed, the lane image of multiple lanes is displayed separately, or the lane status of other toll booths When to monitor, a setting such as which tollgate lane image is displayed is performed.

  In addition, a time (display switching time) for starting display of the monitoring image at the other toll booth and a time (display return time) for returning to the monitoring image display at the own toll booth are set.

  Next, when lane monitoring is started, whether or not to display a monitoring image of another toll gate in addition to acquiring and displaying the lane image of the monitoring target lane in the monitoring image based on the setting (steps S3 and S4). , Step S7), whether or not a failure has occurred in the roadside device 22 (step S9), whether or not a touch operation on the display screen has been performed (step S11), etc., are monitored at any time. Based on the above settings, a monitoring image to be displayed on the screen of the display 23 is created.

  For example, it is checked whether or not a monitoring image of another toll gate is being displayed (step S3). If it is not being displayed (step S3: NO), whether or not a preset display switching time has elapsed. (Step S4), if it has not elapsed (step S4: NO), it is checked whether or not a failure has occurred in the roadside device 22 (step S9). If no failure has occurred (step S9) : NO), it is checked whether or not a touch operation on the display screen has been performed (step S11). If a touch operation on the display screen has not been performed (step S11: NO), the image display shown in FIG. The toll gate monitoring image is displayed on the display 23.

  In the example of FIG. 3, in step S1, the lane images from the cameras 21a to 21d of the first lane (lane 1) to the fourth lane (lane 4) of the toll gate are set to be displayed in four divisions. 23a is an image display unit of the camera 21a in the lane 1, 23b is an image display unit of the camera 21b in the lane 2, 23c is an image display unit of the camera 21c in the lane 3, and 23d is a camera of the lane 4. 21d is an image display unit.

  In step S4, when a preset display switching time has elapsed (step S4: YES), acquisition by receiving image information from a lane monitoring device at another toll gate is started (step S5), and the image shown in FIG. In the display, monitoring images of the own toll booth and other toll booths are displayed on the display 23 (step S6).

  The example of FIG. 4 is an example in which image information from the lane monitoring device 12 at the toll booth B is received and displayed on the lane monitoring device 11 at the toll booth A. It is an image display part of the camera installed in the lane 1 of B).

  In this example, the lane image of the camera of the lane 1 of the toll booth B is enlarged and the lane image of the camera of the toll booth A is reduced, but the configuration of the monitoring image is not limited to this example, but other configurations Can also be set.

  In step S3, if a monitoring image of another toll booth is being displayed (step S3: YES), it is checked whether or not a preset display return time has passed (step S7). In (step S7: NO), the monitoring image display of the other tollgate shown in FIG. 4 is continued.

  In step S7, when the preset display return time has elapsed (step S7: YES), the acquisition by receiving the image information from the lane monitoring device at another tollgate is terminated (step S8), and the self-representation shown in FIG. The display returns to the toll gate monitoring image (step S6).

  When a notification that a failure has occurred is received from the roadside device 22 in the monitored lane (step S9: YES), an abnormality occurrence mark M1 for notifying that an abnormality has occurred in the image display shown in FIG. Is displayed on the image display unit of the camera in the corresponding lane on the display 23 (step S10). Thereafter, when a failure recovery notification is received from the roadside device 22, the abnormality occurrence mark M1 is deleted.

  The example of FIG. 5 is an example when a failure occurs in the roadside device 22 in the fourth lane (lane 4) of the toll gate, and the abnormality mark M1 is displayed on the lane 4 camera image display unit 23d. It is displayed at a position that does not affect the lane image from the camera 21d of the fourth lane (a position that does not hide the lane image or a position that can be monitored even if it is hidden).

  In this case, when a touch operation on the screen of the display 23 is performed (step S11: YES), each process described later is performed according to the touched location.

  For example, when a touch operation is performed on any place other than the abnormality occurrence mark M1, the control button (described later), and the display erasure button (described later) on the image display unit of the camera in each lane, FIG. As shown in the image display, various control buttons B1 to B5 for performing an operation for coping with a failure and a display erasing button B6 for erasing each control button are displayed on the image display unit of the camera in the corresponding lane of the display 23. Display (step S15).

  In the example of FIG. 6, the lane 3 camera image display unit 23c of the toll gate has a camera image enlargement display button B1, a camera image division display button B2, a camera image playback button B3, a camera wiper operation button B4, This is an example when a pass ticket issuing button B5 and a display erasing button B6 for an abnormal vehicle are displayed.

  When a touch operation is performed on the various control buttons B1 to B5, the display 23 outputs a signal corresponding to the type of the touched button to the monitoring control unit 24, and the monitoring control unit 24 performs camera control and traffic. A control request such as ticket issue is notified to the roadside device 22 in the target lane (step S12).

  When the touch operation on the abnormality occurrence mark M1 is performed in the image display shown in FIG. 5, an operation button M2 for performing trouble handling such as display of details of abnormality is displayed, as in the image display shown in FIG. The display deletion button B6 is displayed on the lane 4 camera image display unit 23d of the display 23 (step S13).

  When the touch operation on the operation button M2 is performed in the image display shown in FIG. 7, the abnormal detail content message is displayed on the lane 4 camera image display unit 23d of the display 23.

  The example of FIG. 7 is an example in which an operation button M2 and a display erasure button B6 are displayed on the lane 4 camera image display unit 23d of the own toll booth for handling troubles such as displaying abnormal details.

  6 and FIG. 7, when the touch operation is performed on the display erasure button B6, all the control buttons B1 to B5 in the image display shown in FIG. 6 and the image display shown in FIG. The abnormal detailed content message and the display of the display deletion button B6 in the image display shown in FIGS. 6 and 7 are deleted (step S14).

  Next, it is checked whether the lane monitoring is finished (whether the lane monitoring device 11 is shut down) (step S16). If the lane monitoring is finished (step S16: YES), the monitoring process is finished. If the lane monitoring is not completed (step S16: NO), the process returns to step S3 and the above-described processing is repeated (step S17).

  In the present embodiment, mutual transmission and reception between the monitoring control unit 24 of the lane monitoring device 11 of the toll gate A and the monitoring control unit 24 of the lane monitoring device 12 of the toll gate B can be performed via the network 25 and the communication network 26. Although an example is shown, mutual transmission and reception may be possible by communication via a dedicated communication line, wireless communication, or the like.

  In the present embodiment, an example (FIGS. 3 to 7) is shown in which a monitoring image is displayed on the screen of the display 23 by the processing of the central processing unit 28 according to the procedure stored in the storage unit 27 of the monitoring control unit 24. Then, by touching the screen of the display 23, information corresponding to the touched screen position is input to the central processing unit 28 of the monitoring control unit 24, and the central processing unit 28 stores the procedure stored in the storage unit 27. In addition, the configuration of the monitoring image on the screen of the display 23 may be set by performing processing corresponding to the input information.

  According to at least one embodiment described above, the lane monitoring device performs an image control function for acquiring, displaying, and recording lane images from the plurality of cameras 21a to 21d, and monitoring and controlling the roadside device 22. The monitoring control function to be performed is integrated into one monitoring control unit 24 and the display 23, and an instruction operation to the image control function and the monitoring control function can be performed by an operation by touching the screen of the display 23. Thus, the operability and visibility when monitoring the lane condition of the road and operating the roadside equipment are improved. Furthermore, the housing size of the lane monitoring device can be reduced.

  Further, according to at least one embodiment described above, the lane monitoring device can operate the various control buttons B1 to B5 and the operation buttons M1 for coping with troubles when necessary by a touch operation on the screen of the display 23. Displaying details of abnormalities accompanying the operation of M2 and the operation buttons enables effective use of the display space of the screen, and an image for operation and an image for monitoring the lane are displayed on the screen of one display 23. Can be displayed at the same time, operability and visibility are improved.

  In addition, according to at least one embodiment described above, the lane monitoring device communicates image information by communication between the lane monitoring device of the own toll gate and the lane monitoring device installed at a toll gate other than the own toll gate. By transmitting and receiving each other, it is possible to monitor the lane conditions of toll gates other than the toll gate.

  Although several embodiments of the present invention have been described, these embodiments are presented by way of example and are not intended to limit the scope of the invention. These embodiments can be implemented in various other forms, and various omissions, replacements, and changes can be made without departing from the spirit of the invention. These embodiments and their modifications are included in the scope and gist of the invention, and are also included in the invention described in the claims and the equivalents thereof.

  DESCRIPTION OF SYMBOLS 11 ... Lane monitoring apparatus of toll gate A, 12 ... Lane monitoring apparatus of toll gate B, 21a, 21b, 21c, 21d ... Camera, 22 ... Roadside equipment, 23 ... Display, 24 ... Monitoring control part, 25 ... Network, 26 Communication network 27 Storage unit 28 Central processing unit 29 Communication unit 30 Recording unit

Claims (6)

A lane monitoring device for monitoring a toll collection lane at a tollgate on a toll road and monitoring and controlling roadside equipment of the toll collection lane ,
Imaging means for acquiring an image including the toll collection lane;
State monitoring means for monitoring the state of the roadside device;
The image including the toll collection lane acquired by the imaging unit is displayed, and when the failure of the roadside device is detected by the state monitoring unit, the toll collection lane is hidden on the image. Display means for displaying an abnormality occurrence mark as a monitoring result by the state monitoring means at a position not present ,
A lane monitoring device comprising:   2. The lane monitoring device according to claim 1, wherein the display means is a touch panel display capable of changing a screen display content and instructing a roadside device by a touch operation from the screen.   3. The display unit according to claim 2, further comprising means for displaying an operation button for coping with an instruction to the roadside device or a monitoring result of the state monitoring unit when the screen is touched. The described lane monitoring device.   2. The lane according to claim 1, further comprising a communication means for transmitting and receiving the image information of the own toll gate and the image information of the other toll gate by communicating with the lane monitoring device of the other toll gate. Monitoring device.   The display means displays a first display area including image information of the own toll gate acquired by the imaging means and a second display area including image information of another toll gate acquired by the communication means. The lane monitoring apparatus according to claim 4, further comprising:   6. The lane monitoring apparatus according to claim 5, wherein the display means displays image information of other toll booths in the second display area in a time zone designated in advance.

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