WO2019035301A1 - Système de régulation de trafic - Google Patents

Système de régulation de trafic Download PDF

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Publication number
WO2019035301A1
WO2019035301A1 PCT/JP2018/026538 JP2018026538W WO2019035301A1 WO 2019035301 A1 WO2019035301 A1 WO 2019035301A1 JP 2018026538 W JP2018026538 W JP 2018026538W WO 2019035301 A1 WO2019035301 A1 WO 2019035301A1
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WO
WIPO (PCT)
Prior art keywords
traffic
traffic control
unit
control system
vehicle
Prior art date
Application number
PCT/JP2018/026538
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English (en)
Japanese (ja)
Inventor
俊宏 岡村
遠藤　修
増田　剛
誉博 望月
Original Assignee
株式会社小糸製作所
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Publication date
Application filed by 株式会社小糸製作所 filed Critical 株式会社小糸製作所
Publication of WO2019035301A1 publication Critical patent/WO2019035301A1/fr

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    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/07—Controlling traffic signals
    • G08G1/08—Controlling traffic signals according to detected number or speed of vehicles

Definitions

  • the present invention relates to a traffic control system for securing safe and smooth traffic of moving objects such as vehicles and pedestrians.
  • the conventional traffic signal basically has a configuration in which a signal is displayed unilaterally by a preset program, in some cases safe and smooth traffic may not be secured. For example, a change in traffic volume or an emergency vehicle may not be able to respond appropriately to the signal display of the traffic light, which hinders smooth traffic.
  • Patent Document 1 proposes a technology that enables the smooth traveling by detecting an emergency vehicle with a roadside machine and controlling the roadside machine according to the traveling condition of the emergency vehicle to guide the emergency vehicle. It is done. Further, Patent Document 2 enables wireless communication between a pedestrian and a control device for a pedestrian signal by using an IC tag or the like, and ensures pedestrian safety by controlling the pedestrian signal at the pedestrian. Technology has been proposed.
  • Patent Document 1 aims at smooth traffic of emergency vehicles, so it is difficult to realize smooth traffic of ordinary vehicles. For example, when there is a large traffic volume in one direction of an intersection, traffic in a direction crossing this is difficult Despite the small amount, it is not possible to eliminate the occurrence of traffic congestion due to the red display of traffic lights in one direction. In addition, on a one-sided one-lane road without a right-turn lane, one right-turn car may cause congestion, but this can not be eliminated.
  • Patent Document 2 since the pedestrian needs to operate the user portable terminal to control the pedestrian traffic signal, the burden on the pedestrian is heavy. In addition, when there are a plurality of pedestrians and each performs a different operation, the control of the pedestrian traffic signal becomes complicated.
  • An object of the present invention is to provide a traffic control system capable of realizing safe and smooth traffic of a moving object including a pedestrian and a vehicle.
  • the present invention is a traffic control means disposed on a road on which a structure having at least a traffic signal or a signboard such as an electric bulletin board is disposed to control movement of a moving object such as a pedestrian or a vehicle.
  • the traffic control means detects a moving object detection unit that detects a moving object, and a traffic condition detection unit that detects a traffic condition on the road from the detected movement and stop of the moving object.
  • a marker display control unit is provided to control marker display of the structure to facilitate movement of the mobile body.
  • the mobile unit preferably includes an information carrier containing its own unique information
  • the traffic control unit preferably further includes a unique information detection unit for detecting unique information of the mobile unit from the information carrier.
  • the sign display control unit compares the traffic condition of the moving object detected by the moving object detecting unit and the traffic condition detecting unit with the unique information of the moving object detected by the unique information detecting unit, and It is preferable to carry out the label display for inducing movement.
  • safe and smooth traffic control of a moving object on a road where a road sign including an intersection exists can be realized by detecting the traffic condition of the moving object and further detecting the specific information of the moving object. .
  • FIG. 2 is a schematic view of a main traffic light according to the first embodiment.
  • FIG. 2 is a block diagram of a control body.
  • BRIEF DESCRIPTION OF THE DRAWINGS The top view explaining the form 1 of traffic control of Embodiment 1.
  • FIG. 2 is a plan view for explaining a traffic control mode 2 of the first embodiment.
  • FIG. 2 is a plan view for explaining a traffic control mode 3 of the first embodiment.
  • FIG. 5 is a schematic view of a traffic light according to a second embodiment. Schematic explaining an information carrier.
  • FIG. 7 is a block diagram of a control main body according to a second embodiment.
  • FIG. 1 is a conceptual view of a traffic control system according to a first embodiment of the present invention.
  • Traffic control target road in this case intersection CR is provided with structures such as traffic lights, road signs and street lights at predetermined positions.
  • Traffic control according to the present invention is applied to traffic light SIG (general name) as this structure Means 1 is provided.
  • the traffic control means 1 is disposed in association with all the plurality of traffic signals SIG disposed at the intersection.
  • FIG. 1 for convenience, four traffic signals SIG1 to SIG4 are illustrated, and among these four traffic signals SIG1 to SIG4, the control main body 11 of the traffic control means 1 is disposed at one main traffic signal SIG1. ing.
  • FIG. 2 is a schematic view of the above-described one main traffic signal SIG1.
  • the traffic signal SIG1 has a signal display unit 2 supported by posts 23 erected on the ground.
  • the signal display unit 2 includes at least red, blue, yellow, and yellow signal lights 21 and a signal drive unit 22 that drives the signal lights 21 to execute lighting and blinking for signs.
  • a control main body 11 of the traffic control means 1 is disposed in the traffic light SIG1.
  • the control body 11 is incorporated in a control cabinet supported by the post 23 of the traffic light SIG1.
  • the signal drive unit 22 controls the lighting / blinking of the signal light 21 by the control main body 11.
  • An imaging means 10 as a detection terminal for detecting a mobile object is disposed on a part of the post 23 of the traffic light SIG1.
  • the image pickup means 10 is also provided to the other traffic signals SIG2 to SIG4.
  • the imaging unit 10 is configured of a camera using a CCD or a CMOS imaging device, and images a mobile object M such as a pedestrian W or a vehicle V passing through the intersection CR and the vicinity thereof.
  • all the moving bodies M may be captured by one imaging unit 10, or all the moving bodies M may be captured by combining the images captured by a plurality of imaging units 10 .
  • FIG. 3 is a block diagram of the control main body 11.
  • the control main body 11 includes a communication unit 12 wirelessly connected to the lighting drive unit 22 and the imaging means 10 as the detection terminal.
  • wireless connection is made using electromagnetic waves and infrared rays.
  • the communication unit 12 transmits a signal drive signal to the signal drive unit 22 while receiving an image captured by the imaging unit 10.
  • control main body 11 is provided with a moving body detection unit 13 for detecting each moving body from the image received by the communication unit 12.
  • the moving body detection unit 13 detects the moving body M by analyzing the image captured by the imaging unit 10, and identifies and detects the pedestrian W and the vehicle V.
  • control main body 11 is provided with a traffic state detection unit 14 that determines the traffic state at the intersection CR based on the detected mobile object M. For example, the temporal change in position of the movable body M detected by the movable body detection unit 13, that is, the movement trajectory is determined, and the speed, the traveling direction, and the like of the movable body M are detected therefrom. Then, when the movable body M is the pedestrian W, a walking state such as whether the pedestrian W is moving on a sidewalk or a pedestrian crossing or waiting for a signal is detected. In addition, when the mobile body M is a vehicle V such as a bicycle or a car, a traveling state in which the vehicle goes straight, right or left is detected with reference to the lighting state of a marker lamp (such as a turn signal) of the vehicle.
  • a marker lamp such as a turn signal
  • the control main body 11 includes a sign display control unit 15 that controls the signal display of the signal display unit 2 of the traffic signals SIG1 to SIG4 based on the detection by the traffic condition detection unit 14.
  • the sign display control unit 15 is wirelessly connected to the signal drive units 22 of all the traffic signals SIG1 to SIG4 present at the intersection via the communication unit 12, and controls the lighting states of the traffic signals SIG1 to SIG4. .
  • the sign display control unit 15 includes, for example, a storage unit (not shown) that stores various traffic states in the past and a history of lighting control of the traffic light at that time, and stores the current traffic state. By contrasting various traffic conditions in the past with the lighting control result of the traffic light at that time, suitable lighting control of the traffic light in each may be performed. That is, it is possible to give a learning function to signal control and to execute the most suitable signal control.
  • the moving body detection unit 13 detects the moving body M, and further the pedestrian W and the vehicle V from the image of the intersection captured by the imaging means 10.
  • the traffic state detection unit 14 recognizes the movement state of the pedestrian W or the vehicle V, and detects the traffic state at the intersection CR based on the movement state.
  • the traffic volume of the vehicle V in one direction R1 at the intersection CR is large, and the traffic volume in the other direction R2 crossing this is small, so the traffic signals SIG2 and SIG4 on one side are red Traffic jams are likely to occur.
  • the traffic control means 1 detects the traffic volume of the vehicle V in each direction with the mobile object detection unit 13, compares the traffic volume in both directions with the traffic condition detection unit 14, and detects the movement condition of each vehicle V.
  • the sign display control unit 15 detects the green signals of the traffic signals SIG2 and SIG4 on one side.
  • the control signal is output to make the time of time longer than the time of the blue signal of the traffic signals SIG1 and SIG3 on the other direction side.
  • the control signal is transmitted to the signal drive unit 22 of each of the traffic signals SIG1 to SIG4 via the communication unit 12, and the signal display of each of the traffic signals SIG1 to SIG4 is controlled.
  • a traffic jam occurs in the following vehicle V by one right turn vehicle V1 on the one-way road R1 side.
  • the traffic control means 1 detects the vehicle V by the moving body detection unit 13, and detects the traveling state of each vehicle V at the intersection CR by the traffic state detection unit 14.
  • the traffic jam is detected, the vehicle speed of each of the vehicles V1 and V, the stopping time, and the like are detected.
  • the traffic volume of the vehicle V on the opposite lane side is detected.
  • the sign display control unit 15 refers to the traffic volume of the vehicle V on the opposite lane side so that the right-turning vehicle can turn to the right preferentially.
  • the traffic light signal SIG2 on the opposite lane side is controlled to a temporary red light.
  • control is performed to return the oncoming traffic signal SIG2 to a green light. This eliminates the traffic jam.
  • the auxiliary signal 3 indicated by the arrow may be provided in the signal SIG (SIG4), and the auxiliary signal 3 may be turned on for the right turn vehicle V1. Also, although not shown, at the same time on the traffic signal SIG (SIG2) on the oncoming vehicle side, in order to indicate that it is a temporary red signal for giving priority to the right turn, the red signal has a unique cycle It may be displayed as flashing.
  • the pedestrian W1 crosses the pedestrian crossing and the pedestrian W2 is waiting for a signal.
  • the traffic control means 1 detects the pedestrians W1 and W2 in the mobile object detection unit 13
  • the road state detection unit 14 detects the walking speed of the pedestrian W1 and detects the signal waiting time of the pedestrian W2 .
  • the sign display control unit 15 completes the green signal of the corresponding signal SIG1 by the pedestrian W1.
  • the safety of the pedestrian W1 is secured by continuing until crossing the road. Also, referring to the waiting time of the pedestrian W2 and the traffic volume of the vehicle V on the intersecting road, when the waiting time exceeds a predetermined time and the traffic volume on the intersecting road is smaller than the predetermined amount, The time of the red signal of the corresponding traffic signal SIG2 is shortened, and the signal waiting time of the pedestrian W2 is shortened.
  • the moving object detection unit 13 detects the moving object at the intersection
  • the traffic condition detecting unit 14 detects the traffic condition. Control traffic lights that allow the body to travel smoothly. This ensures smooth traffic at intersections including pedestrians and vehicles.
  • the mobile object detection unit 13 of the traffic control means 1 in the present invention detects a mobile object at an intersection, and the traffic condition detection unit 14 can detect the traffic condition by the mobile object
  • the first embodiment instead of detecting the moving object based on the image captured by the imaging unit 10, the moving object may be detected using a detection signal by LiDAR, millimeter wave radar or the like.
  • control main body 11 of the traffic control means 1 is disposed in one traffic signal SIG1, but the control main body 11 is disposed in each of a plurality of traffic lights, and each control main body 11 is an imaging means 10 or a signal
  • the control unit 11 may be connected to the unit 2 by wire and the control units 11 may be connected to each other by wireless or by wire.
  • the traffic control means 1 may be disposed on road signs other than traffic lights, street lights, billboards, and other structures.
  • Embodiment 1 Although the form applied to the intersection with a signal was shown in Embodiment 1, it is possible to apply also to the signal installed in places other than an intersection.
  • FIG. 5 is a schematic view of the traffic light SIG in the second embodiment. That is, assuming that a plurality of traffic signals SIG are disposed at intersections as in the first embodiment shown in FIG. 1, in each of the traffic signals SIG, an electric light bulletin board 4 having a display screen in addition to the signal display unit 2 is disposed. It is set up. Under the control of the traffic control means 1, this electronic bulletin board 4 is capable of displaying any pattern or character on the display screen.
  • a drive unit (not shown) for driving the electronic bulletin board 4 is wirelessly connected to the communication unit 12 of the control main body 11 as in the first embodiment.
  • the pedestrian or the vehicle holds the information carrier 5 in which the unique information of the pedestrian is stored.
  • the information carrier 5 is, for example, an IC chip 51.
  • the pedestrian W attaches the IC chip 51 to a portable object such as a bag or an accessory such as a belt.
  • the IC chip 51 may be attached to a helmet worn for disasters or traffic safety.
  • the IC chip 51 may use an IC chip mounted on an IC card.
  • the information carrier 5 may be configured by a storage medium provided in a mobile communication device such as a mobile phone or a smartphone instead of the IC chip.
  • a lamp or a part of a vehicle body for example, a high mount stop lamp, a shark fin antenna, a resin window (rear window) or a resin body
  • a resin window for example, a resin body
  • the information carrier 5 is printed with a material that can not be distinguished by naked eyes on a part of the vehicle body of the vehicle V, for example, a trunk lid or bonnet instead of the IC chip. It may be configured by the unique information pattern 52.
  • the information pattern 52 can also be provided on the surface of a pedestrian helmet.
  • FIG. 7 is a block diagram of the control main body 11 of the traffic control means 1 of the second embodiment.
  • the mobile detection unit 13 is capable of detecting the mobile by detecting the information carrier 5 included in the mobile. Therefore, as a detection terminal of a moving body, for example, an IC sensor that detects the IC chip 51 wirelessly (electromagnetic wave), the light of specific wavelength is irradiated to the information pattern 52 printed on a vehicle or helmet, etc.
  • an optical detector that optically detects the information pattern 52 can be used.
  • the imaging means 10 as an inspection terminal shown by a chain line in FIG. 5 can be omitted.
  • a wireless device for detecting a mobile by performing wireless communication as a detection terminal can be used.
  • the wireless device can use the communication unit 12 provided in the control main body 11.
  • the wireless device such as a navigation device or an ETC device equipped in the vehicle as the information carrier and detecting these by the communication unit 12.
  • control main body 11 of the second embodiment is provided with a unique information detection unit 16 that detects unique information of a mobile by detecting the information carrier 5.
  • the unique information detection unit 16 can detect the unique information of the mobile by detecting the information stored in the information carrier 5, that is, the IC chip 51 or included in the information pattern 52.
  • elderly people, children, disabled people, etc. can be detected from the unique information of the pedestrian W.
  • an emergency vehicle, an elderly person driving vehicle, a novice driving vehicle, etc. can be detected from the specific information of the vehicle V.
  • the control by the traffic control means 1 in the second embodiment is the same as the control in the first embodiment shown in FIG. 1, but in addition to this, based on the specific information of the mobile detected by the specific information detection unit 16 In the sign display control means 15, finer signal control of the traffic light SIG becomes possible. For example, in the case where the pedestrian W is a disabled person, the blue time when crossing the pedestrian crossing is controlled to be longer from the specific information of the detected pedestrian W. In addition, in the case of a child, an indication that the child is crossing is displayed on the electric light bulletin board 4 attached to the signal apparatus SIG.
  • the signal control for the vehicle V is also the same as in the first embodiment, but particularly when an emergency vehicle is detected from the specific information of the information carrier 5, when the emergency vehicle approaches an intersection, the traffic signal in that direction is prioritized. Enable smooth movement as a green light. Alternatively, in the case of a group bus that travels in series, a green light is provided until all the buses pass.
  • the times of red and green lights of all the traffic lights SIG at the intersection CR are appropriately controlled according to the traffic condition at that time.
  • the information carrier 5 such as the victim, the harmed vehicle, etc.
  • the emergency, the fire, and the report to the police are taken as one of the options.
  • control the smooth movement of the detected emergency vehicle As a result, the congestion of the vehicle V in the event of an accident can be alleviated, and the emergency vehicle can arrive quickly, thereby making it possible to rescue a victim or the like.
  • the vehicle V can be identified by the information carrier 5 by providing the information carrier 5 in the vehicle V, in particular, a car, so that, for example, the attachment position of the front number plate can be changed or removed. It will be possible. In the former case, when a contact accident with a pedestrian occurs, damage to the pedestrian is mitigated. In the latter case, it is possible to further improve the fuel consumption by reducing the weight of the vehicle.
  • the information carrier 5 of the second embodiment is not limited to the use for controlling traffic conditions, and can be used for confirmation of a accused person by the pedestrian information carrier 5 at the time of disaster.
  • it can be applied to an unmanned mobile unit such as an autonomous vehicle, and further, by acquiring information of the unmanned mobile unit from the information carrier 5, for example, a destination, a course, etc. can be read and the unmanned mobile unit can be moved smoothly. Control the traffic lights.
  • the unique information detection unit 16 of the traffic control means 1 is based on the information stored in the IC chip or the communication device.
  • the unique information of the mobile unit may be detected.
  • movement information such as the destination of the pedestrian W or the traveling destination of the vehicle V is detected as unique information
  • the sign display control unit 15 is a signal that enables further smooth movement of the pedestrian or the vehicle based on the movement information. It becomes possible to perform control and display control.
  • the third embodiment is an embodiment applied to an autonomous vehicle, such as an autonomous vehicle or a drone (unmanned air vehicle), although the description with reference to the drawings is omitted, and is basically the same as the second embodiment. It is. That is, the information carrier 5 such as the IC chip 51 and the information pattern 52 similar to the second embodiment shown in FIGS. 6 (b) and 6 (c) is disposed in an automatic driving vehicle or a drone. In addition, as an information carrier 5, a wireless device capable of wireless connection with the control main body 11 of the traffic control means 1 of the second embodiment is mounted on an autonomous vehicle or a drone.
  • the autonomous vehicle is, for example, a delivery vehicle that transports a package from a delivery center, or an unmanned delivery drone, and is set to automatically travel and fly automatically toward the delivery destination. Therefore, information such as the delivery destination and the delivery package is stored in the information carrier 5 disposed in the delivery vehicle or delivery drone, for example, the IC chip 51 as part of the unique information described in the second embodiment.
  • the wireless device when a wireless device as the information carrier 5 is mounted on an autonomous vehicle, the wireless device is wirelessly connected to the control main body 11 of the traffic control means 1, while it does not appear in the figure. Also, it is wirelessly connected, and it is possible to transmit movement information such as the delivery destination of the delivery vehicle, the delivery package, etc. from the delivery center to the control main body 11 via the wireless device.
  • the control body 11 and the distribution center are connected wirelessly or by wire, and can exchange information with each other or share information with each other.
  • the same sign display control as in the first and second embodiments that is, lighting control of the traffic light SIG or display on the electric bulletin board 4 is performed. Enable smooth movement of people and vehicles.
  • the delivery vehicle or delivery drone by detecting the delivery destination and the delivery package included in the specific information of the information vehicle 5 of the delivery vehicle or delivery drone, the delivery vehicle or delivery drone passes the intersection along the correct route. It is also possible to determine whether or not it has been made. If you move in the wrong direction, contact the shipping center. The delivery center confirms the information stored in the information carrier 5 of the delivery vehicle or delivery drone, and corrects the information wirelessly to guide it to the correct delivery destination if it is incorrect.
  • the delivery vehicle delivered by the delivery vehicle or the delivery drone can also be monitored using the information carrier 5.
  • the traffic control means monitors the vehicle speed of the delivery vehicle and other vehicles present around it, and performs signal control for accident prevention, signs for posting on other vehicles, etc. Execute display control.
  • the unmanned vehicle according to the third embodiment can also be applied to unmanned taxis and unmanned buses that transport people.
  • the unmanned bus is guided to stop and pass depending on the presence or absence of passengers waiting to get on at the stop and the presence or absence of getting off at the stop to prevent unnecessary stops and prevent traffic congestion.
  • the traffic control means is disposed at a traffic signal installed at other than an intersection, or an electric bulletin board is disposed at one side of an intersection or road without a traffic signal, and the electric billboard Or may be configured to function as a traffic light.

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  • General Physics & Mathematics (AREA)
  • Traffic Control Systems (AREA)

Abstract

L'invention concerne un système de régulation de trafic qui permet un trafic sûr et régulier de corps mobiles comprenant des piétons et des véhicules. Le système de régulation de trafic est pourvu d'un moyen de régulation de trafic qui est destiné à réguler le déplacement de corps mobiles tels que des piétons et des véhicules et qui est disposé sur une route dans laquelle est disposée une structure assurant une fonction de panneau indicateur telle qu'un SIG de signaux de trafic. Un corps de commande 11 du moyen de régulation de trafic est pourvu : d'une unité de communication 12 connectée au signal de trafic ; d'une unité de détection de corps mobiles 13 qui détecte des corps mobiles ; d'une unité de détection d'état de trafic 14 qui détecte l'état de trafic sur la route à partir de l'état de déplacement ou d'arrêt de corps mobiles détectés ; et d'une unité de commande d'affichage de panneau indicateur 15 qui commande l'affichage de panneau indicateur de la structure afin de favoriser un déplacement des corps mobiles détectés.
PCT/JP2018/026538 2017-08-17 2018-07-13 Système de régulation de trafic WO2019035301A1 (fr)

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JP2017-157303 2017-08-17
JP2017157303A JP6913564B2 (ja) 2017-08-17 2017-08-17 交通制御システム

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JP2020135804A (ja) * 2019-02-26 2020-08-31 京セラ株式会社 信号機制御装置、第１路側機、情報処理装置及び信号機制御方法

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JP7478600B2 (ja) 2020-06-15 2024-05-07 株式会社小糸製作所 異常通知システム
JP7459781B2 (ja) 2020-12-18 2024-04-02 トヨタ自動車株式会社 制御装置、方法、及びプログラム

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JP2012226746A (ja) * 2011-04-18 2012-11-15 Joseph Voegele Ag 建設現場車両を制御するシステム
JP2014041588A (ja) * 2012-07-23 2014-03-06 Sumitomo Electric System Solutions Co Ltd 光ビーコン及び伝送装置
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020135804A (ja) * 2019-02-26 2020-08-31 京セラ株式会社 信号機制御装置、第１路側機、情報処理装置及び信号機制御方法
JP7397575B2 (ja) 2019-02-26 2023-12-13 京セラ株式会社 信号機制御装置及び信号機制御方法

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