WO2014084594A1 - Appareil et procédé de surveillance des infractions au code de la route - Google Patents

Appareil et procédé de surveillance des infractions au code de la route Download PDF

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Publication number
WO2014084594A1
WO2014084594A1 PCT/KR2013/010841 KR2013010841W WO2014084594A1 WO 2014084594 A1 WO2014084594 A1 WO 2014084594A1 KR 2013010841 W KR2013010841 W KR 2013010841W WO 2014084594 A1 WO2014084594 A1 WO 2014084594A1
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WO
WIPO (PCT)
Prior art keywords
signal
vehicle
violation
information
prediction result
Prior art date
Application number
PCT/KR2013/010841
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English (en)
Korean (ko)
Inventor
문영준
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한국교통연구원
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Publication of WO2014084594A1 publication Critical patent/WO2014084594A1/fr

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    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/01—Detecting movement of traffic to be counted or controlled
    • G08G1/04—Detecting movement of traffic to be counted or controlled using optical or ultrasonic detectors
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/01—Detecting movement of traffic to be counted or controlled
    • G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles
    • G08G1/0175—Detecting movement of traffic to be counted or controlled identifying vehicles by photographing vehicles, e.g. when violating traffic rules
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/01—Detecting movement of traffic to be counted or controlled
    • G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
    • G08G1/0967—Systems involving transmission of highway information, e.g. weather, speed limits
    • G08G1/096708—Systems involving transmission of highway information, e.g. weather, speed limits where the received information might be used to generate an automatic action on the vehicle control
    • G08G1/096716—Systems involving transmission of highway information, e.g. weather, speed limits where the received information might be used to generate an automatic action on the vehicle control where the received information does not generate an automatic action on the vehicle control
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
    • G08G1/0967—Systems involving transmission of highway information, e.g. weather, speed limits
    • G08G1/096733—Systems involving transmission of highway information, e.g. weather, speed limits where a selection of the information might take place
    • G08G1/096758—Systems involving transmission of highway information, e.g. weather, speed limits where a selection of the information might take place where no selection takes place on the transmitted or the received information
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
    • G08G1/0967—Systems involving transmission of highway information, e.g. weather, speed limits
    • G08G1/096766—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission
    • G08G1/096783—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission where the origin of the information is a roadside individual element

Definitions

  • the present invention relates to an apparatus and a method for monitoring a signal violation of a vehicle entering an intersection.
  • Traffic lights are installed on the road, especially at intersections, to facilitate traffic flow and to prevent traffic accidents.
  • traffic lights include red, green, and yellow signals, which are alternately repeated at regular time intervals to control the flow of vehicles on intersections.
  • a signal violation monitoring camera exists around the traffic light, and when the driver of the vehicle does not comply with the control signal of the traffic signal, the camera violates the driver's awareness of traffic compliance by photographing it.
  • the signal violation monitoring camera may cause a traffic accident such as when the vehicle enters the intersection despite the red light that the signal of the traffic light cannot enter, or when the vehicle enters the intersection after a predetermined time after turning to yellow light. If possible, the vehicle receives a photographing instruction signal from an external device.
  • a signal violation surveillance camera is a large vehicle such as a truck, for example, when the driver of the vehicle unintentionally obeys the traffic signal, for example, the vehicle entering the intersection ahead of the vehicle, so that the driver of the vehicle can accurately detect Even if it is unrecognizable, shooting the vehicle can cause the driver to complain.
  • the present embodiment predicts the risk of a signal violation of a vehicle at an intersection based on the information on the traffic signal and the vehicle speed and location information, and if the prediction result determines that a signal violation risk exists, a warning and a corresponding warning thereof are provided. Outputs a confirmation message indicating whether the driver outputs the signal to the driver, and if the vehicle actually enters the intersection afterwards, violates the shooting instruction signal for the traffic signal violation of the vehicle based on at least one of the prediction result and the confirmation message.
  • the objective is to increase the driver's confidence in the signal violation system.
  • the present invention is a signal violation monitoring method by a roadside device, the method comprising: transmitting information about a traffic signal to a vehicle-mounted device of a vehicle entering toward an intersection; When the on-vehicle device predicts a risk of signal violation of the vehicle by using the information on the traffic signal and the vehicle speed and location information of the vehicle, the prediction result and the on-vehicle device warn the driver based on the prediction result. Receiving at least one of an acknowledgment message indicating whether an output is generated from the on-vehicle device; And when the vehicle enters the intersection, outputting a photographing instruction signal to the signal violation monitoring camera based on at least one of the prediction result and the confirmation message received from the on-vehicle device. Provides a method for monitoring signal violations.
  • a signal violation monitoring method using a roadside device comprising: receiving vehicle speed and position information of a vehicle from an on-vehicle device of a vehicle entering toward an intersection; Predicting a risk of a signal violation of the vehicle using information on a traffic signal received from a signal controller and the vehicle speed and location information received from the on-vehicle device; And when the vehicle enters the intersection, outputting a photographing instruction signal to a signal violation monitoring camera based on the predicted prediction result in the step of predicting the danger of the signal violation. to provide.
  • a communication device including: a first communication interface communicating with an on-vehicle device of a vehicle entering toward an intersection; A second communication interface for communicating with a signal violation surveillance camera; Transmits information about a traffic signal to the on-vehicle device through the first communication interface, and the on-vehicle device uses the information on the traffic signal and the vehicle speed and location information of the vehicle to detect a risk of signal violation of the vehicle. If it is predicted, a prediction result is received from the on-vehicle device through the first communication interface. When the vehicle enters the intersection, a photographing instruction signal is generated based on the prediction result, and the photographing instruction signal is transmitted to the second communication interface. It provides a roadside device for monitoring the signal violation, characterized in that it comprises a control unit for outputting to the signal violation monitoring camera through.
  • the first communication interface for communication with the on-vehicle device of the vehicle entering toward the intersection;
  • a second communication interface for communicating with a signal violation surveillance camera;
  • a predicting unit predicting a risk of a signal violation of the vehicle using information on a traffic signal and vehicle speed and position information of the vehicle received from the on-vehicle device;
  • an instruction signal output unit configured to generate a photographing instruction signal based on a prediction result of the predictor and to output the photographing instruction signal to the signal violation monitoring camera through the second communication interface when the vehicle enters the intersection. It provides a roadside device for monitoring a signal violation, characterized in that.
  • the risk of signal violation is predicted by the vehicle at the intersection based on the information on the traffic signal and the vehicle speed and location information, and the prediction result determines that the signal violation risk exists
  • a warning message for this and a confirmation message indicating whether or not the warning message has been output to the driver is outputted, and when the vehicle actually enters the intersection, the traffic signal violation of the vehicle is based on at least one of the prediction result and the confirmation message.
  • FIG. 1 illustrates an exemplary arrangement of a signal violation monitoring system in accordance with the present invention
  • FIG. 2 is a view briefly showing the configuration of a roadside apparatus according to a first embodiment of the present invention
  • FIG. 3 is a view schematically showing the configuration of a roadside apparatus according to a second embodiment of the present invention.
  • FIG. 4 is a flowchart illustrating a signal violation monitoring method according to a first embodiment of the present invention
  • FIG. 5 is a flowchart illustrating a signal violation monitoring method according to a second embodiment of the present invention.
  • CIWS Cooperative Intersection Signal Information and Violation Warning System
  • OBE on-board equipment
  • the CIWS receives information on the current state of the traffic light through the signal controller and transmits the information to the on-vehicle device, so that the vehicle driver can recognize the current signal state of the traffic light installed at the intersection.
  • the CIWS transmits traffic light state information received by the roadside device through the signal controller and information on the time of the signal to the onboard device, and the onboard device transmits the traffic light state information and time information and the speed and position of the vehicle (vehicle). Using the distance from the intersection stop to determine the traffic signal state when the vehicle enters the intersection and whether there is a possibility of a signal violation of the vehicle, and outputs a warning to the driver.
  • CIWS can build a signal violation monitoring system, including a signal violation monitoring camera, and when the driver of the vehicle does not comply with the control signals such as a traffic signal, the traffic violation camera is photographed to the driver of the vehicle. Inspire awareness.
  • the present invention predicts the risk of a signal violation of a vehicle at an intersection based on CIWS, and if the prediction result determines that a risk of signal violation exists, a warning message for this and a confirmation message indicating whether or not the corresponding warning is output to the driver are provided. Output Then, when the vehicle actually enters the intersection, it outputs a shooting instruction signal for the traffic signal violation of the vehicle to the signal violation monitoring camera based on at least one of the prediction result and the confirmation message, thereby increasing the driver's confidence in the signal violation system. There is a purpose to that.
  • FIG. 1 is a diagram illustrating an exemplary arrangement of a signal violation monitoring system 100 according to the present invention.
  • the signal violation monitoring system 100 includes a vehicle 110 entering an intersection, a roadside device 120 installed near the intersection, and a signal controller 130 installed around a traffic light. And a signal violation monitoring camera 140.
  • the vehicle 110 predicts a signal violation risk when the vehicle 110 enters an intersection based on the information on the traffic signal and the vehicle speed and location information of the vehicle 110, and warns the driver based on the prediction result. It includes a vehicle-mounted device (not shown) to output. That is, the on-vehicle device mounted on the vehicle 110 is the current traffic signal state of the traffic lights, etc., located at the intersection where the vehicle 110 enters from the roadside device 120, and time information remaining until the next traffic signal is changed.
  • information on a traffic signal including transmission time information on which the roadside device 120 transmits the information on the traffic signal, and the vehicle speed and location information of the vehicle 110 from the vehicle 110 (where the location information is Vehicle left side coordinates of the vehicle, or may be understood to mean the distance from the vehicle to the intersection stop line.
  • the information about the traffic signal collected by the vehicle 110 is the current time of the traffic signal of the traffic light located at the intersection where the vehicle 110 enters from the roadside device 120, the time remaining until the next traffic signal change
  • the information and the roadside device 120 includes transmission time information for transmitting the information on the traffic signal, etc., the present invention is not limited thereto, and the current traffic signal state, the time information changed to the current traffic signal, and the duration of each signal. It may also include time information and transmission time information at which the roadside device 120 transmits the information about the traffic signal.
  • the vehicle 110 crosses in consideration of a time delay due to radio signal propagation based on the transmission time information and the reception time information on which the vehicle-mounted device receives the information on the traffic signal. It predicts the risk of signal violation when entering and outputs a warning to the driver based on the prediction result.
  • the warning output to the driver may be output through at least one or more of the visual and auditory output means, and is not necessarily limited thereto, as long as it can be recognized by the driver is irrelevant in any form.
  • the on-vehicle device mounted on the vehicle 110 transmits at least one of the prediction result and a confirmation message indicating whether the on-vehicle device outputs a warning to the driver based on the prediction result to the roadside device 120. That is, the on-vehicle device mounted on the vehicle 110 outputs a warning to the driver when the prediction result determines that a danger of signal violation exists, and additionally generates a confirmation message indicating whether the corresponding warning is output to the driver. Can be.
  • the confirmation message is used as a criterion for determining whether the warning is correctly delivered to the driver, and may be expressed in any form as long as it includes the meaning that the warning is output to the driver.
  • at least one of the predicted prediction result and the confirmation message is transmitted to the roadside device 120 to be used as a discrimination criterion for the roadside device 120 to output a shooting instruction signal to the signal violation monitoring camera 140.
  • the signal violation risk prediction of 110 may be performed by the roadside device 120 and transmitted to the on-vehicle device mounted on the vehicle 110. That is, the on-vehicle device mounted on the vehicle 110 collects vehicle speed and position information of the vehicle and transmits it to the roadside device 120. Thereafter, the on-vehicle device mounted on the vehicle 110 receives a prediction result from the roadside device 120 and performs a function of outputting a warning to the driver based on the received prediction result. In this case, when the vehicle-mounted device in the vehicle 110 outputs a warning based on the received prediction result, the on-vehicle device may additionally generate a confirmation message indicating whether the warning is output to the driver.
  • the vehicle 110 when the signal violation risk prediction of the vehicle 110 is performed by the roadside device 120, because the roadside device 120 has a prediction result for the signal violation risk of the vehicle 110, the vehicle 110 The on-vehicle device mounted on) transmits only the generated confirmation message to the roadside device 120.
  • the vehicle-mounted device mounted on the vehicle 110 acquires a signal violation risk and outputs a warning and confirmation message based on the risk of signal violation, but the present disclosure is not limited thereto. Any device can be used as long as it performs the same function.
  • the first embodiment and the case where the roadside device 120 performs the prediction of the signal violation risk of the vehicle 110 is performed by the on-vehicle device mounted on the vehicle 110. Reference will be made to examples.
  • the roadside device 120 collects information on the traffic signal from the signal controller 130 that controls the traffic light and transmits the information about the traffic signal to the on-vehicle device mounted on the vehicle 110. Thereafter, the on-vehicle device mounted on the vehicle 110 uses this as a means for estimating the risk of signal violation when the vehicle 110 enters an intersection, and the roadside device 120 is connected to the vehicle 110. At least one of a confirmation message indicating whether a warning is output to the driver based on the predicted prediction result and the prediction result is received from the on-vehicle device.
  • the roadside device 120 receives vehicle speed and location information of the vehicle 110 from the vehicle 110, and collects information about a traffic signal from the signal controller 130. Subsequently, based on the information on the traffic signal and the vehicle speed and location information of the vehicle, the risk of signal violation when the vehicle 110 enters the intersection is predicted. At this time, the predicted result of the predicted signal violation risk is transmitted to the onboard device of the vehicle 110, and the onboard device of the vehicle 110 outputs a warning to the driver based on this.
  • the roadside device 120 receives only the confirmation message from the vehicle 110 because the roadside device 120 predicts a prediction result of the signal violation risk of the vehicle 110. .
  • the roadside device 120 receives the prediction result predicted by the first and second embodiments of the present invention and received from the on-vehicle device mounted on the vehicle 110.
  • the shooting instruction signal is output to the signal violation monitoring camera 140 based on at least one of the confirmation messages.
  • the roadside device 120 may output the shooting instruction signal to the signal violation monitoring camera 14 when the prediction result does not indicate the entry signal, but receives the confirmation message, regardless of the prediction result, received confirmation
  • the photographing instruction signal may be output to the signal violation monitoring camera 140.
  • the photographing instruction signal may be output to the signal violation monitoring camera 140 based on both the prediction result and the confirmation message.
  • the roadside device 120 communicates with the on-vehicle device mounted on the vehicle 110 at regular intervals to monitor the position of the vehicle 110 to determine whether the vehicle 110 has entered an intersection.
  • the signal controller 130 outputs a control signal for switching traffic signals at a predetermined time interval to the traffic lights. That is, the signal controller 130 is configured to switch traffic signals according to preset programming. In general, the signal controller 130 stores information on a traffic signal, and the information on the traffic signal includes information on a current traffic signal state and time remaining until the next traffic signal is changed.
  • the information about the traffic signal stored in the signal controller 130 is transmitted to the roadside device 120.
  • the information on the traffic signal is used as a parameter for estimating the risk of signal violation of the vehicle by the roadside device 120 or the on-vehicle device that receives the information about the traffic signal from the roadside device.
  • the signal violation monitoring camera 140 When the signal violation monitoring camera 140 receives a photographing instruction signal from the roadside device 120, the signal violation monitoring camera 140 photographs a vehicle 110 that has entered an intersection using a video camera, and stores the photographed image at a preset specific place. To send.
  • the captured image is preferably an image including a driver and a vehicle number of the vehicle 110, but is not necessarily limited thereto.
  • FIG. 2 is a view schematically showing the configuration of the roadside apparatus 120 according to the first embodiment of the present invention.
  • the roadside device 120 may include a first communication interface 210, a second communication interface 220, a third communication interface 230, and a controller 240. It includes.
  • the first communication interface 210 is a device for communicating with the on-vehicle device mounted on the vehicle 110 entering the intersection. That is, the first communication interface 210 transmits the information about the traffic signal state to the on-vehicle device mounted on the vehicle 110. At this time, the roadside device 120 receives and stores information on the traffic signal state from the signal controller 130 through the third communication interface 230, and the first communication interface 210 is preferably preset. When the vehicle 110 equipped with the on-vehicle device is recognized within the available information transmission range, the vehicle 110 transmits information on the traffic signal state to the vehicle 110.
  • the information on the traffic signal state is the current traffic signal state of the traffic lights, etc. located at the intersection where the vehicle 110 is entering, the remaining time information until the next traffic signal from the current traffic signal and the roadside device 120 It includes transmission time information for transmitting the information on the traffic signal, but is not necessarily limited to the current traffic signal status, the time information changed to the current traffic signal, the duration of each signal and the roadside device 120 Transmission time information transmitted to the vehicle 110 information about the signal may be included. That is, the first communication interface 210 transmits the information about the traffic signal to the on-vehicle device mounted on the vehicle 110. Meanwhile, the on-vehicle device mounted on the vehicle 110 predicts a signal violation risk when the vehicle 110 enters an intersection based on this.
  • the first communication interface 210 receives and receives at least one of a confirmation message indicating whether the driver outputs a warning based on the predicted prediction result and the prediction result from the on-vehicle device mounted on the vehicle 110. Transmit to 240.
  • the second communication interface 220 is a device that communicates with the signal violation monitoring camera 140. That is, the second communication interface 220 receives the photographing instruction signal generated by the controller 240 based on at least one of the prediction result and the confirmation message received from the on-vehicle device mounted on the vehicle 110 to monitor the signal violation. Transfer to the camera 140.
  • the third communication interface 230 receives information about the traffic signal state from the signal controller 130.
  • the information about the traffic signal state received by the third communication interface 230 and stored in the roadside device 120 is updated through a setting timing such as when the vehicle 110 is recognized or at a predetermined time interval.
  • the controller 240 mounts the prediction result. Receive via the first communication interface 210 from the device. Further, the control unit 240 generates a confirmation message indicating whether the on-vehicle device mounted on the vehicle 110 predicts a signal violation risk of the vehicle 110 and outputs a warning to the driver based on the prediction result. In this case, it may be received through the first communication interface 210.
  • control unit 240 generates a shooting instruction signal based on the prediction result when the vehicle 110 enters the intersection, and outputs the shooting instruction signal to the signal violation monitoring camera 140 through the second communication interface 220. do.
  • the controller 240 may generate a photographing instruction signal based on the confirmation message. That is, when the vehicle 110 enters the intersection, when the prediction result does not indicate the entrance signal, the controller 240 may output a shooting instruction signal to the signal violation monitoring camera 140, regardless of the prediction result.
  • the photographing instruction signal may be output to the signal violation monitoring camera 140.
  • both the prediction result and the confirmation message may be received, and the photographing instruction signal may be output to the signal violation monitoring camera 140 based on the prediction result.
  • the controller 240 communicates with the on-vehicle device at regular intervals to monitor the position of the vehicle 110 to determine whether the vehicle 110 has entered an intersection. For example, the controller 240 monitors the position of the vehicle 110 in units of 100 m / s to determine whether the vehicle 110 has entered an intersection, or the vehicle 110 through a sensor attached to a stop line of the intersection. In response to the detected signal, the generated signal may determine whether the vehicle 110 enters an intersection. Alternatively, the vehicle 110 may determine whether the vehicle 110 enters the intersection by receiving a captured image from the roadside device 120 or an externally mounted camera. Meanwhile, the method of the controller 240 determining whether the vehicle 110 enters the intersection is not limited to the above-described method, and any method may be used as long as it can determine whether the vehicle 110 enters the intersection. Do.
  • FIG 3 is a view schematically showing the configuration of the roadside apparatus 120 according to a second embodiment of the present invention.
  • the roadside apparatus 120 may include a first communication interface 310, a second communication interface 320, a third communication interface 330, and a predictor 342. And a control unit 340 including an indication signal output unit 344.
  • the first communication interface 310 is a device that communicates with the on-vehicle device mounted on the vehicle 110 entering the intersection. That is, the first communication interface 310 receives vehicle information including vehicle speed and location information of the vehicle 110 from the on-vehicle device mounted on the vehicle 110, and violates the received vehicle information with the signal of the vehicle 110. The risk is predicted and transmitted to the predictor 342. Thereafter, the predicted result of the signal violation risk of the vehicle 110 predicted through the predictor 342 is transmitted to the on-vehicle device mounted on the vehicle 110 through the first communication interface 310.
  • the first communication interface 310 when the first communication interface 310 generates a confirmation message indicating whether the driver outputs a warning based on the prediction result received by the on-vehicle device mounted on the vehicle 110, the first communication interface 310 generates the confirmation message.
  • the signal may be received and transmitted to the indication signal output unit 344.
  • the second communication interface 320 is a device that communicates with the signal violation monitoring camera 140. That is, the second communication interface 320 receives the photographing instruction signal generated by the instruction signal output unit 344 based on the predicted prediction result from the predictor 342 and transmits the photographing instruction signal to the signal violation monitoring camera 140.
  • the second communication interface 320 receives the photographing instruction signal based on the confirmation message received by the instruction signal output unit 344 from the on-vehicle device mounted on the vehicle 110 through the first communication interface 310.
  • the generated photographing instruction signal may be received from the instruction signal output unit 344 and transmitted to the signal violation monitoring camera 140.
  • the third communication interface 330 receives the information on the traffic signal state from the signal controller 130 and transmits the information on the received traffic signal state to the predictor 342.
  • the information about the traffic signal state received by the third communication interface 330 and transmitted to the predicting unit 342 is updated through a setting timing such as when the vehicle 110 is recognized or at a predetermined time interval.
  • the predictor 342 is configured to receive information about the state of the traffic signal received from the signal controller 130 through the third communication interface 330 and from the on-vehicle device mounted on the vehicle 110 through the first communication interface 310. By using the vehicle speed and location information of the received vehicle 110 to predict the risk of signal violations when the vehicle 110 enters the intersection.
  • the information about the traffic signal may include transmission time information.
  • the prediction unit 342 may consider the time delay due to radio signal propagation based on the transmission time information and the reception time information when the on-vehicle device mounted on the vehicle 110 receives the information about the traffic signal.
  • the on-vehicle device mounted on the vehicle 110 transmits the prediction result to the on-vehicle device mounted on the vehicle 110 through the first communication interface 310. Thereafter, the on-vehicle device mounted on the vehicle 110 outputs a warning to the driver based on the prediction result.
  • the warning output to the driver may be output through at least one or more of the visual and auditory output means, and is not necessarily limited thereto, as long as it can be recognized by the driver is irrelevant in any form.
  • the instruction signal output unit 344 When the vehicle 110 enters the intersection, the instruction signal output unit 344 generates a photographing instruction signal based on the prediction result received from the predictor 342, and outputs the photographed instruction signal to the second communication interface 320. Transmit to the signal violation monitoring camera 140 through.
  • the indication signal output unit 344 is a confirmation message generated when the on-vehicle device mounted on the vehicle 110 receives the prediction result from the prediction unit 342 and outputs a warning to the driver based on the prediction result. Can be received through the first communication interface 210. That is, when the vehicle 110 enters the intersection, the instruction signal output unit 344 may output the photographing instruction signal to the signal violation monitoring camera 140 when the prediction result does not indicate the entrance signal. Regardless of the result, a confirmation message may be received and a shooting instruction signal may be output to the signal violation monitoring camera 140 when the received confirmation message indicates that the driver of the vehicle 110 outputs a warning. Alternatively, both the prediction result and the confirmation message may be received, and the photographing instruction signal may be output to the signal violation monitoring camera 140 based on the prediction result.
  • the indication signal output unit 344 communicates with the on-vehicle device at regular intervals to monitor the position of the vehicle 110 to determine whether the vehicle 110 has entered the intersection. For example, the indication signal output unit 344 monitors the position of the vehicle 110 in units of 100 m / s to determine whether the vehicle 110 has entered the intersection, or through the sensor attached to the stop line of the intersection. When 110 is detected, it is possible to determine whether the vehicle 110 has entered an intersection by receiving the generated signal. In addition, by receiving an image captured by the roadside device 120 or an externally mounted camera, it may be determined whether the vehicle 110 has entered an intersection.
  • FIG. 4 is a flowchart illustrating a signal violation monitoring method according to a first embodiment of the present invention.
  • the roadside device 120 is illustrated as an RSE, and a vehicle-mounted device that predicts a signal violation risk of the vehicle 110 is designated as an OBE.
  • the signal violation monitoring camera 140 that receives the photographing instruction signal and photographs the vehicle 110 is specified as a camera.
  • the method for monitoring a signal violation starts from a process in which the RSE transmits information on a traffic signal to an OBE (S402). That is, the RSE is the current traffic signal state of the traffic light located at the intersection where the vehicle 110 received from the signal controller 130 enters, information remaining time until the next traffic signal is changed from the current traffic signal, and the RSE is traffic Transmit information about the traffic signal, including transmission time information that transmitted the information about the signal to the OBE. Meanwhile, the information on the traffic signal includes a current traffic signal state, time information changed to the current traffic signal, duration of each signal, transmission time information on which the RSE transmits information on the traffic signal to the vehicle 110, and the like. Can be.
  • the OBE acquires vehicle information including vehicle speed and location information (S404), and predicts a signal violation risk of the vehicle 110 using the information on the traffic signal and the vehicle speed and location information (S406). That is, the OBE considers the time delay caused by radio signal propagation based on the transmission time information in which the RSE transmits the information on the traffic signal and the reception time information in which the OBE receives the information on the traffic signal. Predict the risk of signal breach when entering.
  • the OBE determines whether a signal violation risk exists in the vehicle 110 by checking the predicted prediction result (S408), and outputs a warning to the driver when the signal violation risk exists in the vehicle 110 (S410). That is, when it is determined that there is a risk of signal violation of the vehicle 110 by checking the prediction result, the OBE provides a warning to the driver through at least one of the visual and audio output means.
  • the warning output to the driver may be output through at least one or more of the visual and auditory output means, and is not necessarily limited thereto, as long as it can be recognized by the driver is irrelevant in any form.
  • the OBE may output a warning to the driver based on the prediction result, and additionally generate a confirmation message indicating whether the warning is output to the driver.
  • the OBE transmits the prediction result and / or confirmation message to the RSE (S412). That is, the OBE may transmit the prediction result to the RSE, and may transmit an acknowledgment message regardless of the prediction result. In addition, both the prediction result and the confirmation message may be transmitted to the RSE.
  • the RSE determines whether the vehicle 110 enters the intersection (S414). That is, the RSE determines whether the vehicle 110 enters the intersection by monitoring the position of the vehicle 110 by communicating with the OBE at regular intervals. For example, the RSE monitors the position of the vehicle 110 in units of 100 m / s to determine whether the vehicle 110 has entered an intersection, or detects the vehicle 110 through a sensor attached to a stop line of the intersection. In this case, the generated signal may determine whether the vehicle 110 enters an intersection. In addition, by receiving an image taken from the RSE or an externally mounted camera, it may be determined whether the vehicle 110 has entered an intersection.
  • the RSE determines whether to transmit a photographing instruction signal to the camera based on at least one of a prediction result and / or a confirmation message received from the OBE (S416).
  • the photographing instruction signal is transmitted to the camera (S418). That is, when the vehicle 110 enters the intersection, when the prediction result does not indicate the entry signal, the RSE transmits a shooting instruction signal to the camera, receives a confirmation message regardless of the prediction result, and receives the confirmation message.
  • the photographing instruction signal is transmitted to the camera.
  • both the prediction result and the confirmation message may be received, and a shooting instruction signal may be transmitted to the camera based on the prediction result.
  • the camera photographs the vehicle 110 entering the intersection according to the photographing instruction signal (S420). That is, when the camera receives a shooting instruction signal from the RSE, the camera photographs a vehicle 110 that has entered an intersection using a video camera, and transmits the captured image to a storage device of a predetermined specific place.
  • the captured image is preferably an image including a driver and a vehicle number of the vehicle 110, but is not necessarily limited thereto.
  • FIG. 5 is a flowchart illustrating a signal violation monitoring method according to a second embodiment of the present invention.
  • the roadside device 120 is illustrated as an RSE
  • an on-vehicle device mounted on the vehicle 110 that receives a predicted risk of signal violation of the vehicle 110 is designated as an OBE.
  • the signal violation monitoring camera 140 that receives the photographing instruction signal and photographs the vehicle 110 is specified as a camera.
  • the method for monitoring a signal violation starts from a process in which the OBE transmits vehicle information including vehicle speed and location information of the vehicle 110 to the RSE (S502). That is, when the RSE receives the vehicle speed and the location information of the vehicle 110 from the OBE and the RSE predicts the signal violation risk when the vehicle 110 enters the intersection, the RSE predicts the signal violation risk of the vehicle 110. Use as a means for.
  • the RSE obtains information about the traffic signal from the signal controller 130 (S504). That is, the RSE is a current traffic signal state of a traffic light located at an intersection from the signal controller 130, time information remaining until the next traffic signal is changed from the current traffic signal, and reception time information at which the RSE receives information about the traffic signal. Acquire information about traffic signals, including. On the other hand, the information on the traffic signal includes the current traffic signal status, the time information changed to the current traffic signal, the duration of each signal, and the reception time information that the RSE receives information about the traffic signal from the signal controller 130, and the like. May be included.
  • the RSE predicts a signal violation risk of the vehicle 110 by using vehicle information including vehicle speed and position information obtained from the OBE and information about a traffic signal obtained from the signal controller 130 (S506). That is, the RSE considers the time delay due to radio signal propagation based on the reception time information when the RSE receives the information about the traffic signal and the reception time information when the vehicle information including the vehicle speed and the location information is received from the OBE. Predict the risk of signal breach when entering this intersection.
  • the RSE transmits a prediction result of the predicted danger of the signal violation of the vehicle 110 to the OBE by using the vehicle speed and location information of the vehicle 110 and the information on the traffic signal (S508), and the OBE is based on the prediction result.
  • the driver outputs a warning (S510). That is, the OBE determines whether there is a risk of signal violation in the vehicle 110 by receiving the predicted prediction result, and when it is determined that the danger of signal violation in the vehicle 110 exists, at least one of visual and audio output means to the driver. Alerts are provided through the above output means.
  • the warning output to the driver may be output through at least one or more of the visual and auditory output means, and is not necessarily limited thereto, as long as it can be recognized by the driver is irrelevant in any form.
  • the OBE When the warning is output to the driver based on the prediction result, the OBE generates a confirmation message indicating whether the corresponding warning is output to the driver and transmits the confirmation message to the RSE (S512).
  • the confirmation message is used as a criterion for determining whether the warning is correctly delivered to the driver, and may be expressed in any form as long as it includes the meaning that the warning is output to the driver.
  • the RSE determines whether the vehicle 110 enters the intersection (S514). That is, the RSE determines whether the vehicle 110 enters the intersection by monitoring the position of the vehicle 110 by communicating with the OBE at regular intervals. For example, the RSE monitors the position of the vehicle 110 in units of 100 m / s to determine whether the vehicle 110 has entered an intersection, or detects the vehicle 110 through a sensor attached to a stop line of the intersection. In this case, the generated signal may determine whether the vehicle 110 enters an intersection. In addition, by receiving an image taken from the RSE or an externally mounted camera, it may be determined whether the vehicle 110 has entered an intersection.
  • the RSE determines whether to transmit a photographing instruction signal to the camera based on at least one of a prediction result predicted by the RSE and / or a confirmation message received from the OBE (S516). On the basis of this, the photographing instruction signal is transmitted to the camera (S518). That is, when the vehicle 110 enters the intersection, when the prediction result does not indicate the entry signal, the RSE may transmit a shooting instruction signal to the camera, and receive a confirmation message regardless of the prediction result, and receive the received confirmation message. When the driver indicates that the driver outputs a warning to the driver of the vehicle 110, the photographing instruction signal may be transmitted to the camera. Alternatively, both the prediction result and the confirmation message may be received, and a shooting instruction signal may be transmitted to the camera based on the prediction result.
  • the camera photographs the vehicle 110 entering the intersection according to the photographing instruction signal (S520). That is, when the camera receives a shooting instruction signal from the RSE, the camera photographs a vehicle 110 that has entered an intersection using a video camera, and transmits the captured image to a storage device of a predetermined specific place.
  • the captured image is preferably an image including a driver and a vehicle number of the vehicle 110, but is not necessarily limited thereto.
  • steps S402 to S420 and S502 to S520 are sequentially executed.
  • this is merely illustrative of the technical idea of an embodiment of the present invention and an embodiment of the present invention. Persons having ordinary skill in the art to which the examples belong may perform the modifications in the order described in FIGS. 4 and 5 or in steps S402 to S420 and S502 to S520 without departing from the essential characteristics of one embodiment of the present invention. 4 and 5 are not limited to the time series since various modifications and variations may be applicable to one or more steps in parallel.
  • 140 signal violation monitoring camera 210: first communication interface
  • control unit 342 prediction unit

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Atmospheric Sciences (AREA)
  • Traffic Control Systems (AREA)

Abstract

Un mode de réalisation de la présente invention se rapporte à un procédé de surveillance des infractions au Code de la route et, plus particulièrement, à un procédé de surveillance des infractions au Code de la route en utilisant une unité de bord de route, comprenant les étapes consistant à : transmettre, à une unité embarquée d'un véhicule qui arrive au niveau d'une intersection, des informations relatives à des feux de signalisation ; recevoir, à partir de l'unité embarquée, un résultat prédit et/ou un message de confirmation pour indiquer si l'unité embarquée délivre un signal d'avertissement à un conducteur sur la base du résultat prédit lorsque l'unité embarquée prédit le risque d'infraction au Code de la route du véhicule en utilisant les informations relatives aux feux de signalisation et les informations de vitesse du véhicule et de position du véhicule ; et délivrer en sortie, à une caméra de surveillance des infractions au Code de la route, un signal d'indication de prise de vue sur la base du résultat prédit et/ou du message de confirmation reçu par l'unité embarquée lorsque le véhicule arrive au niveau de l'intersection.
PCT/KR2013/010841 2012-11-29 2013-11-27 Appareil et procédé de surveillance des infractions au code de la route WO2014084594A1 (fr)

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KR10-2012-0137416 2012-11-29

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CN112116818A (zh) * 2019-06-20 2020-12-22 浙江宇视科技有限公司 一种交叉路口的测速抓拍方法及装置

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CN106530727A (zh) * 2016-08-29 2017-03-22 惠州市畅霖实业有限公司 交通违规信息的处理系统
CN106530728A (zh) * 2016-08-29 2017-03-22 惠州市畅霖实业有限公司 交通违规信息的处理方法

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