WO2017111188A1 - System and method for pedestrian traffic safety - Google Patents

System and method for pedestrian traffic safety Download PDF

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Publication number
WO2017111188A1
WO2017111188A1 PCT/KR2015/014231 KR2015014231W WO2017111188A1 WO 2017111188 A1 WO2017111188 A1 WO 2017111188A1 KR 2015014231 W KR2015014231 W KR 2015014231W WO 2017111188 A1 WO2017111188 A1 WO 2017111188A1
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pedestrian
vehicle
obe
traffic safety
transmitting
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PCT/KR2015/014231
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French (fr)
Korean (ko)
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송석일
문철
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한국교통대학교산학협력단
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Publication of WO2017111188A1 publication Critical patent/WO2017111188A1/en

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    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/16—Anti-collision systems

Definitions

  • the present invention relates to a pedestrian traffic safety system and method, and more particularly, to a pedestrian traffic safety system and method for providing a traffic accident prevention service to pedestrians using V2X communication technology in conjunction with the WAVE communication standard and Beacon.
  • V2X communication technology that is, communication between a vehicle and an object
  • the vehicle tracks the location of the vehicle and performs safe driving while transmitting and receiving information between the vehicle and the object and the vehicle and the vehicle through a transmission and reception device mounted on an object such as a street light or a traffic light.
  • V2X is a communication technique based on the WAVE communication standard.
  • WAVE wireless fidelity
  • the V2X is a communication technique based on the WAVE communication standard.
  • pedestrians In order to prevent pedestrian traffic accidents, pedestrians must be able to communicate with WAVE and carry a GPS-equipped terminal device. It is sold at a high price.
  • errors occurring during GPS positioning pose a risk of providing pedestrian safety services in congested areas.
  • the present invention has been made in view of the above-described problems, and an object of the present invention is to provide a service for preventing traffic accidents to pedestrians by using V2X communication technology and real-time pedestrian location data processing technology in connection with a low-power beacon in conjunction with the WAVE communication standard. To provide.
  • Pedestrian traffic safety system using the WAVE (Wireless Access in Vehicular Environment) communication standard for transmitting and receiving the OBE (On Board Equipment) mounted on the vehicle, the pedestrian terminal carried by the pedestrian, the location information of the OBE and the pedestrian terminal And a base station for transmitting a gateway (RSE) and traffic information to the vehicle, wherein the pedestrian terminal receives location information of the vehicle OBE or transmits the pedestrian location information to the vehicle OBE.
  • WAVE Wireless Access in Vehicular Environment
  • the pedestrian terminal is characterized in that the beacon transceiver to the beacon transmission program smart phone built-in.
  • the OBE is characterized in that it further comprises a beacon receiver.
  • the apparatus may further include a real-time traffic data processing device (RTD), wherein the RTD is configured to receive, analyze, store, or analyze a real-time traffic path of a pedestrian and a vehicle.
  • RTD real-time traffic data processing device
  • the gateway (RSE, Road Side Equipment) is characterized by generating a moving path by adding a beacon transceiver and tracking the pedestrian position sensed by the pedestrian terminal.
  • Pedestrian traffic safety method using the WAVE (Wireless Access in Vehicular Environment) communication standard comprises the steps of transmitting the position information of the vehicle in the OBE (On Board Equipment) mounted on the vehicle, the position information of the pedestrian from the pedestrian terminal And transmitting and receiving location information of the vehicle and the pedestrian terminal at a gateway (RSE), and transmitting traffic information to the vehicle at the base station, wherein the pedestrian terminal receives the location information of the vehicle (OBE). Or transmit the pedestrian location information to the vehicle OBE.
  • OBE On Board Equipment
  • the pedestrian terminal is characterized in that the beacon transceiver to the beacon transmission program smart phone built-in.
  • the OBE is characterized in that it further comprises a beacon receiver.
  • the method may further include transmitting and receiving traffic information in a real time traffic data processing device (RTD), wherein the real time traffic information processing device receives and analyzes and stores a moving path of a pedestrian and a moving path of a vehicle in real time.
  • RTD real time traffic data processing device
  • the gateway (RSE, Road Side Equipment) is characterized by generating a moving path by adding a beacon transceiver and tracking the pedestrian position sensed by the pedestrian terminal.
  • the pedestrian traffic safety system and method according to the present invention can provide data for real-time traffic safety to pedestrians by using beacons and WAVE communication standards and applying them to V2X communication technology.
  • FIG. 1 is a conceptual diagram of a pedestrian traffic safety system according to the present invention
  • FIG. 2 is a block diagram of a pedestrian traffic safety system according to the present invention.
  • FIG. 3 is a flowchart illustrating a pedestrian traffic safety method according to the present invention.
  • Pedestrian traffic safety system and method according to the present invention follows the WAVE (Wireless Access in Vehicular Environment) communication standard, the WAVE is a real-time through the communication with the external Internet as well as the role of means of transportation of vehicles by the development of electronic communication technology It is a wireless communication standard developed for mobile networks to provide traffic information, digital maps, movies, and music.
  • WAVE Wireless Access in Vehicular Environment
  • the WAVE collects relevant information from vehicles on the road in real time and collects traffic status information through the collected information.
  • a separate system may be provided to deliver to the vehicle in real time.
  • the WAVE communication standard that can be applied to the present invention is ITS wireless communication that provides up to 54Mbps between vehicle and roadside communication. In general, seven channels are used, communication distance is 1Km, frequency band is 5.850 ⁇ 5.925GHz, bandwidth is 10MHz, and mobility is possible at high speed of 200Km per hour.
  • IEEE 802.11p a communication standard known as IEEE 802.11p, it is a long distance wireless data communication that supports public safety and personal communication through vehicle, roadside, and vehicle-to-vehicle communication.
  • an OFDM-based 5.9GHz band DSRC standard may be applied to enable high-speed transmission in a high-speed wireless channel environment.
  • the pedestrian traffic safety system according to the present invention may be applied to a DSRC communication standard
  • the dedicated short range communication (DSRC) is a two-way communication method for exchanging various services and information between a roadside base station and a vehicle terminal to suit ITS. This is how it is applied.
  • the OBE and the roadside base station (RSE) located on the side of the road perform wireless data communication.
  • the communication cell size is several meters to several hundred meters
  • the frequency band uses the 5.8 GHz band
  • the data transmission rate is bidirectional link. It may be provided at 1Mbps or more.
  • the present invention is a pedestrian traffic safety system and method using a vehicle to everything (V2X) communication technique. That is, it provides traffic information through communication between the vehicle and the object, the vehicle and the pedestrian, and drives the system using the beacon together with the WAVE communication standard.
  • V2X vehicle to everything
  • the pedestrian traffic safety system is an OBE (On Board Equipment) 100 mounted on a vehicle, a pedestrian terminal 300 carried by a pedestrian, a gate for transmitting and receiving location information of the OBE 100 and the pedestrian terminal 300.
  • the OBE 100 is provided as a device or a system capable of transmitting and receiving traffic information to a WAVE terminal mounted in a vehicle.
  • the OBE 100 may be provided in various standards and performances according to the size, purpose and shape of the vehicle.
  • the pedestrian terminal 300 is a terminal carried by a pedestrian. That is, the dedicated pedestrian beacon 310 may be used, and beacon only application may be installed on the smart phone and used as the smart phone.
  • the pedestrian terminal 300 may be provided to be driven by a low-power power source for carrying the pedestrian, and may be manufactured by reducing the size or weight to facilitate carrying.
  • the RSE 500 is a beacon transceiver and a gateway capable of transmitting and receiving traffic information with vehicles and pedestrians. That is, it serves to transmit traffic information received from the vehicle or the pedestrian to the vehicle or the pedestrian, and in some cases, the traffic information is transmitted to the base station 700 to the RTD (Realtime Traffic Data 900), that is, the real-time traffic information processing apparatus 900. Transmit or receive traffic information from the RTD.
  • the roadway (RSE) may generate a movement path by adding a beacon transceiver and tracking a pedestrian position sensed by the pedestrian terminal.
  • the pedestrian traffic safety system is provided with a vehicle, a traffic information transmission and reception device mounted on a pedestrian, and a gateway or a base station for relaying the transmission and reception device, thereby ensuring safe traffic between the pedestrian and the vehicle. Secure the system.
  • the pedestrian terminal 300 may be provided with a smart phone with a beacon transceiver to beacon transmitting and receiving program. That is, by using a beacon (beacon) can be used at low power, the communication radius can be extended to efficiently transmit and receive traffic information.
  • a beacon beacon
  • the communication radius can be extended to efficiently transmit and receive traffic information.
  • the pedestrian terminal 300 and the OBE 100 can communicate using beacons, and in some cases, various communication methods such as GPS or RFID may be used in place of beacons. Accordingly, the OBE 100 may be further provided with a beacon receiver.
  • the pedestrian traffic safety system further includes a real-time traffic information processing device (RTD, Realtime Traffic Data processing device), the real-time traffic information processing device receives and analyzes the moving path of the pedestrian and the moving path of the vehicle in real time , Storage or analysis.
  • RTD Realtime Traffic Information processing device
  • the pedestrian traffic safety system analyzes and stores traffic information in the real-time traffic information processor 900, that is, the RTD 900, and transmits and receives risk information to the RSE 500.
  • the RSE 500 transmits and receives location information and traffic information to the RTD 900 using a WAVE communication standard and using a beacon transceiver.
  • the OBE 100 of the vehicle is provided with a beacon receiver to receive dangerous information from the RSE 500, and receives the pedestrian traffic information from the pedestrian terminal 300, that is, the beacon transmitter of the pedestrian.
  • the pedestrian receives traffic information from the RSE 500 through the pedestrian terminal 300 and transmits traffic information of the pedestrian to the RSE 500 and the vehicle OBE 100.
  • the vehicle OBE 100 follows a WAVE communication standard and may be provided with a real time risk analyzer or a beacon receiver.
  • FIG. 3 is a flow chart of a procedure relating to a pedestrian traffic safety method according to the present invention. That is, as described above, it shows the progress of the pedestrian traffic safety system using beacons and WAVE communication standards, and the procedure and configuration can be changed in various ways.
  • the method may further include transmitting the pedestrian position information to the vehicle OBE (S710).
  • the pedestrian traffic safety method according to the present invention can be configured by variously changing the components of the above-described pedestrian traffic safety system. That is, the steps of transmitting and receiving the traffic information of the pedestrian or the vehicle to the counterpart terminal or analyzing and collecting the traffic information may be changed according to the requirements and the situation. It shows an example of several methods of safety.
  • step S100 of transmitting the location information of the vehicle in the OBE 100 of the vehicle and the step S110 of transmitting the location information of the pedestrian terminal 300 of the pedestrian may be performed simultaneously or afterwards.
  • step S300 the traffic information transmitted from the pedestrian and the vehicle is received by the RSE 500, analyzed, and stored.
  • the traffic information is received by the RSE 500 through the step of retransmitting the received traffic information (S500) in the step of receiving the traffic information of the vehicle by the pedestrian terminal 300 (S700) and the OBE 100 of the vehicle.
  • step S710 the location information of the pedestrian is received.
  • the flow of these steps may be omitted as needed, additional steps may be inserted, and the order of the procedures may be changed.
  • the pedestrian terminal 300 may be provided as a beacon transceiver to a smart phone with a beacon transmission and reception program, the OBE 100 may further include a beacon receiver.
  • the method may further include transmitting and receiving traffic information in a real time traffic data processing device (RTD) 900, wherein the real time traffic information processing device receives and analyzes a moving path of a pedestrian and a moving path of a vehicle in real time. , Storage or analysis can be performed.
  • RTD real time traffic data processing device
  • the gateway may add a beacon transceiver and track the pedestrian position sensed by the pedestrian terminal to generate a movement path.
  • the pedestrian traffic safety system and method according to the present invention can be used in a pedestrian traffic safety system and method that provides safe traffic information to pedestrians by receiving and transmitting traffic information between objects and pedestrians in real time by applying beacons and WAVE communication standards. .

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Traffic Control Systems (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
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Abstract

A system for pedestrian traffic safety using wireless access in vehicular environments (WAVE) communication standard, according to the present invention, comprises: an on-board equipment (OBE) provided in a vehicle; a pedestrian terminal carried by a pedestrian; a gateway (RSE) for transceiving location information of the OBE and pedestrian terminal; and a base station for transmitting traffic information to the vehicle, wherein the pedestrian terminal receives the location information of the vehicle (OBE) or transmits the pedestrian location information to the vehicle (OBE).

Description

보행자 교통안전 시스템 및 방법Pedestrian traffic safety system and method
본 발명은 보행자 교통안전 시스템 및 방법에 관한 것으로서, 보다 상세하게는 WAVE 통신 표준과 Beacon을 연계한 V2X 통신기술을 이용하여 보행자에게 교통사고 예방 서비스를 제공하는 보행자 교통안전 시스템 및 방법에 관한 것이다.The present invention relates to a pedestrian traffic safety system and method, and more particularly, to a pedestrian traffic safety system and method for providing a traffic accident prevention service to pedestrians using V2X communication technology in conjunction with the WAVE communication standard and Beacon.
일반적으로 V2X 통신기술 즉, 차량과 사물간의 통신을 이용하여 차량의 안전사고 예방을 위한 서비스 및 기술개발은 진행되고 있고 이미 현실에 적용되고 있다. 즉, 차량의 위치를 추적하고, 차량 주변의 사물 예컨대, 가로등, 신호등과 같은 사물에 장착된 송수신 장치를 통해 차량과 사물 내지 차량과 차량 사이의 정보를 송수신 하면서 안전 주행을 꾀하는 것이다.In general, the development of services and technologies for the prevention of safety accidents of vehicles by using the V2X communication technology, that is, communication between a vehicle and an object, is in progress and already applied to reality. That is, the vehicle tracks the location of the vehicle and performs safe driving while transmitting and receiving information between the vehicle and the object and the vehicle and the vehicle through a transmission and reception device mounted on an object such as a street light or a traffic light.
그런데, 대부분의 교통정보 통신기술은 차량 중심의 운행정보를 제공하는 안전 서비스이므로 보행자의 안전을 위해 차량 내지 주변의 사물에 관한 정보를 보행자에게 제공하고 보행자의 정보를 송수신 하는 시스템 및 서비스는 현실적으로 적용되지 않고 있다. However, since most traffic information communication technologies are safety services that provide vehicle-oriented driving information, systems and services for providing pedestrians with information about vehicles or surrounding objects to pedestrians and transmitting and receiving pedestrian information are practically applied. It is not.
또한, V2X는 WAVE 통신 표준을 따른 통신 기법으로 보행자 교통사고 예방을 위해서는 보행자가 WAVE 통신이 가능해야 하며 GPS가 장착된 단말 장치를 휴대해야 하나 현재까지의 WAVE 단말장치는 저전력의 휴대용이 없으며, 대부분 고가에 판매되고 있다. 또한, GPS 위치 측위 시 발생하는 오차는 혼잡지역에서 보행자 안전 서비스를 제공하기에 위험 부담이 있다.In addition, the V2X is a communication technique based on the WAVE communication standard. In order to prevent pedestrian traffic accidents, pedestrians must be able to communicate with WAVE and carry a GPS-equipped terminal device. It is sold at a high price. In addition, errors occurring during GPS positioning pose a risk of providing pedestrian safety services in congested areas.
본 발명은 전술한 문제점을 감안하여 안출된 것으로서, 본 발명의 목적은 저전력의 비콘을 WAVE 통신표준과 연계하여 V2X 통신기술 및 실시간 보행자 위치 데이터 처리기술을 이용함으로써 보행자에게 교통 사고 예방을 위한 서비스를 제공하는 것이다.The present invention has been made in view of the above-described problems, and an object of the present invention is to provide a service for preventing traffic accidents to pedestrians by using V2X communication technology and real-time pedestrian location data processing technology in connection with a low-power beacon in conjunction with the WAVE communication standard. To provide.
본 발명에 따른 WAVE(Wireless Access in Vehicular Environment) 통신표준을 이용한 보행자 교통안전 시스템은 차량에 장착되는 OBE(On Board Equipment), 보행자가 휴대하는 보행자 단말, 상기 OBE와 보행자 단말의 위치 정보를 송수신 하는 게이트 웨이(RSE) 및 교통정보를 차량에 송신하는 기지국을 포함하며, 상기 보행자 단말은 상기 차량(OBE)의 위치 정보를 수신하거나 상기 보행자 위치 정보를 상기 차량(OBE)으로 송신하는 것을 특징으로 한다.Pedestrian traffic safety system using the WAVE (Wireless Access in Vehicular Environment) communication standard according to the present invention for transmitting and receiving the OBE (On Board Equipment) mounted on the vehicle, the pedestrian terminal carried by the pedestrian, the location information of the OBE and the pedestrian terminal And a base station for transmitting a gateway (RSE) and traffic information to the vehicle, wherein the pedestrian terminal receives location information of the vehicle OBE or transmits the pedestrian location information to the vehicle OBE. .
또한, 상기 보행자 단말은 비콘 송수신기 내지 비콘 송수신 프로그램이 내장된 스마트 폰인 것을 특징으로 한다.In addition, the pedestrian terminal is characterized in that the beacon transceiver to the beacon transmission program smart phone built-in.
또한, 상기 OBE는 비콘 수신기를 더 포함하는 것을 특징으로 한다.In addition, the OBE is characterized in that it further comprises a beacon receiver.
또한, 실시간 교통 정보처리장치(RTD, Realtime Traffic Data)를 더 포함하며, 상기 RTD 는 실시간으로 보행자의 이동경로와 차량의 이동경로를 수신하여 분석, 저장 내지 분석을 수행하는 것을 특징으로 한다.The apparatus may further include a real-time traffic data processing device (RTD), wherein the RTD is configured to receive, analyze, store, or analyze a real-time traffic path of a pedestrian and a vehicle.
또한, 상기 게이트 웨이(RSE, Road Side Equipment)는 비콘 송수신기를 추가하고 상기 보행자 단말로 센싱한 보행자 위치를 추적하여 이동경로를 생성하는 것을 특징으로 한다.In addition, the gateway (RSE, Road Side Equipment) is characterized by generating a moving path by adding a beacon transceiver and tracking the pedestrian position sensed by the pedestrian terminal.
본 발명에 따른 WAVE(Wireless Access in Vehicular Environment) 통신표준을 이용한 보행자 교통안전 방법은 차량에 장착되는 OBE(On Board Equipment)에서 차량의 위치 정보를 송신하는 단계, 보행자 단말에서 보행자의 위치 정보를 송신하는 단계, 게이트 웨이(RSE)에서 상기 차량과 보행자 단말의 위치 정보를 송수신 하는 단계 및 기지국에서 교통 정보를 차량에 송신하는 단계를 포함하며, 상기 보행자 단말은 상기 차량(OBE)의 위치 정보를 수신하거나 상기 보행자 위치 정보를 상기 차량(OBE)으로 송신하는 것을 특징으로 한다.Pedestrian traffic safety method using the WAVE (Wireless Access in Vehicular Environment) communication standard according to the present invention comprises the steps of transmitting the position information of the vehicle in the OBE (On Board Equipment) mounted on the vehicle, the position information of the pedestrian from the pedestrian terminal And transmitting and receiving location information of the vehicle and the pedestrian terminal at a gateway (RSE), and transmitting traffic information to the vehicle at the base station, wherein the pedestrian terminal receives the location information of the vehicle (OBE). Or transmit the pedestrian location information to the vehicle OBE.
또한, 상기 보행자 단말은 비콘 송수신기 내지 비콘 송수신 프로그램이 내장된 스마트 폰인 것을 특징으로 한다.In addition, the pedestrian terminal is characterized in that the beacon transceiver to the beacon transmission program smart phone built-in.
또한, 상기 OBE는 비콘 수신기를 더 포함하는 것을 특징으로 한다.In addition, the OBE is characterized in that it further comprises a beacon receiver.
또한, 실시간 교통정보 처리장치(RTD, Realtime Traffic Data)에서 교통 정보를 송수신하는 단계를 더 포함하며, 상기 실시간 교통정보 처리장치는 실시간으로 보행자의 이동경로와 차량의 이동경로를 수신하여 분석, 저장 내지 분석을 수행하는 것을 특징으로 한다.The method may further include transmitting and receiving traffic information in a real time traffic data processing device (RTD), wherein the real time traffic information processing device receives and analyzes and stores a moving path of a pedestrian and a moving path of a vehicle in real time. To analysis.
또한, 상기 게이트 웨이(RSE, Road Side Equipment)는 비콘 송수신기를 추가하고 상기 보행자 단말로 센싱한 보행자 위치를 추적하여 이동경로를 생성하는 것을 특징으로 한다.In addition, the gateway (RSE, Road Side Equipment) is characterized by generating a moving path by adding a beacon transceiver and tracking the pedestrian position sensed by the pedestrian terminal.
본 발명에 따른 보행자 교통안전 시스템 및 방법은 비콘과 WAVE 통신표준을 이용하고 이를 V2X 통신기술에 적용함으로써 보행자에게 실시간 교통안전을 위한 데이터를 제공할 수 있다.The pedestrian traffic safety system and method according to the present invention can provide data for real-time traffic safety to pedestrians by using beacons and WAVE communication standards and applying them to V2X communication technology.
도 1은 본 발명에 따른 보행자 교통안전 시스템의 개념도, 1 is a conceptual diagram of a pedestrian traffic safety system according to the present invention,
도 2는 본 발명에 따른 보행자 교통안전 시스템의 블록 구성도, 2 is a block diagram of a pedestrian traffic safety system according to the present invention;
도 3은 본 발명에 따른 보행자 교통안전 방법에 대한 절차 흐름도이다. 3 is a flowchart illustrating a pedestrian traffic safety method according to the present invention.
이하, 첨부된 도면을 참조하면서 본 발명의 실시예에 따른 보행자 교통안전 시스템 및 방법에 대하여 본 발명이 속하는 기술 분야에서 통상의 지식을 가진 자가 용이하게 실시 할 수 있도록 상세히 설명하기로 한다. 본 발명은 여기에서 설명하는 실시예들에 한정되지 않으며, 여러 가지 상이한 형태로 구현될 수 있다. 본 발명을 명확하게 설명하기 위해서 설명과 관계없는 부분은 생략하였으며, 명세서 전체를 통하여 동일 또는 유사한 구성요소에 대해서는 동일한 참조부호를 붙이도록 한다.Hereinafter, a pedestrian traffic safety system and method according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily implement the present invention. The present invention is not limited to the embodiments described herein, and may be implemented in various different forms. In order to clearly describe the present invention, parts irrelevant to the description are omitted, and like reference numerals designate like elements throughout the specification.
본 발명에 따른 보행자 교통안전 시스템 및 방법은 WAVE(Wireless Access in Vehicular Environment) 통신표준을 따르고 있으며, 상기 WAVE는 전자 통신 기술의 발달로 차량이 운송 수단의 역할뿐만 아니라 외부 인터넷과의 통신을 통해 실시간 교통 정보, 디지털 지도, 영화, 음악 등의 서비스를 제공할 수 있도록 모바일 네트워크에 적합하게 개발된 무선 통신 규격표준이다.Pedestrian traffic safety system and method according to the present invention follows the WAVE (Wireless Access in Vehicular Environment) communication standard, the WAVE is a real-time through the communication with the external Internet as well as the role of means of transportation of vehicles by the development of electronic communication technology It is a wireless communication standard developed for mobile networks to provide traffic information, digital maps, movies, and music.
또한, 상기 WAVE 를 지능형 교통시스템에서 교통정보 서비스가 안정적으로 제공되기 위해서는 실시가 교통정보 수집이 필수적이므로, 도로상의 차량들로부터 관련 정보를 실시간으로 수집하고 상기 수집된 정보를 통해 교통 상황 정보를 각 차량에 실시간으로 전달할 수 있도록 별도의 시스템이 제공될 수 있다. In addition, since the traffic information collection is essential for the traffic information service to be stably provided in the intelligent traffic system, the WAVE collects relevant information from vehicles on the road in real time and collects traffic status information through the collected information. A separate system may be provided to deliver to the vehicle in real time.
본 발명에 적용될 수 있는 WAVE 통신 표준은 차량간 통신 및 차량 노변간 통신을 최대 54Mbps 로 제공하는 ITS 무선통신이다. 일반적으로 7개의 채널을 이용하며, 통신거리는 1Km, 주파수대역은 5.850~5.925GHz, 대역폭은 10MHz을 가지며 이동성은 시속 200Km의 고속에서도 가능하다.The WAVE communication standard that can be applied to the present invention is ITS wireless communication that provides up to 54Mbps between vehicle and roadside communication. In general, seven channels are used, communication distance is 1Km, frequency band is 5.850 ~ 5.925GHz, bandwidth is 10MHz, and mobility is possible at high speed of 200Km per hour.
또한, IEEE 802.11p 로 알려진 통신 표준으로 차량과 노변, 차량간 통신 등을 통해 공공의 안전 및 개인 통신을 지원하는 중단거리 무선 데이터 통신이다. 그리고, 고속 무선채널 환경에서 고속 전송이 가능하도록 OFDM 기반의 5.9GHz 대역 DSRC 규격도 적용 가능하다.Also, a communication standard known as IEEE 802.11p, it is a long distance wireless data communication that supports public safety and personal communication through vehicle, roadside, and vehicle-to-vehicle communication. In addition, an OFDM-based 5.9GHz band DSRC standard may be applied to enable high-speed transmission in a high-speed wireless channel environment.
경우에 따라서 본 발명에 따른 보행자 교통안전 시스템은 DSRC 통신표준에 적용될 수도 있으며, 상기 DSRC(Dedicated Short Range Communication)는 노변 기지국과 차량 단말기간의 여러 서비스와 정보를 주고 받는 양방향 통신방식으로 ITS에 적합하게 적용되는 방식이다. In some cases, the pedestrian traffic safety system according to the present invention may be applied to a DSRC communication standard, and the dedicated short range communication (DSRC) is a two-way communication method for exchanging various services and information between a roadside base station and a vehicle terminal to suit ITS. This is how it is applied.
상기 DSRC는 차량 단말(OBE)과 도로변에 위치한 노변 기지국(RSE)이 무선 데이터 통신을 함에 있어 통신 셀 크기는 수 미터에서 수백 미터이고 주파수 대역은 5.8GHz 대역을 사용하며 데이터 전송속도는 양방향 링크가 1Mbps 이상으로 마련될 수 있다.In the DSRC, the OBE and the roadside base station (RSE) located on the side of the road perform wireless data communication. The communication cell size is several meters to several hundred meters, the frequency band uses the 5.8 GHz band, and the data transmission rate is bidirectional link. It may be provided at 1Mbps or more.
도 1은 본 발명에 따른 보행자 교통안전 시스템 내지 방법에 관한 개념도이다. 도시된 바와 같이 본 발명은 V2X(Vehicle to Everything) 통신기법을 이용한 보행자 교통안전 시스템 및 방법이다. 즉, 차량과 사물 내지 차량과 보행자 간의 통신을 통한 교통정보를 제공하는 것으로 WAVE 통신표준과 함께 비콘(Beacon)을 이용하여 시스템을 구동한다.1 is a conceptual diagram of a pedestrian traffic safety system according to the present invention. As shown, the present invention is a pedestrian traffic safety system and method using a vehicle to everything (V2X) communication technique. That is, it provides traffic information through communication between the vehicle and the object, the vehicle and the pedestrian, and drives the system using the beacon together with the WAVE communication standard.
본 발명에 따른 보행자 교통안전 시스템은 차량에 장착되는 OBE(On Board Equipment, 100), 보행자가 휴대하는 보행자 단말(300), 상기 OBE(100)와 보행자 단말(300)의 위치 정보를 송수신 하는 게이트 웨이(RSE, 500) 및 교통정보를 차량에 송신하는 기지국(700)을 포함하며, 상기 보행자 단말(300)은 상기 차량(OBE)의 위치 정보를 수신하거나 상기 보행자 위치 정보를 상기 차량(OBE)으로 송신하는 것을 특징으로 한다.The pedestrian traffic safety system according to the present invention is an OBE (On Board Equipment) 100 mounted on a vehicle, a pedestrian terminal 300 carried by a pedestrian, a gate for transmitting and receiving location information of the OBE 100 and the pedestrian terminal 300. Way (RSE, 500) and the base station 700 for transmitting traffic information to the vehicle, the pedestrian terminal 300 receives the location information of the vehicle (OBE) or the pedestrian location information to the vehicle (OBE) It characterized in that the transmission.
상기 OBE(100)는 차량에 장착된 WAVE 단말기로 교통 정보를 송수신 가능한 장치 내지 시스템으로 마련된다. 또한, 상기 OBE(100)는 차량의 크기, 목적 및 형태에 따라 다양한 규격 및 성능으로 변경되어 마련될 수도 있다.The OBE 100 is provided as a device or a system capable of transmitting and receiving traffic information to a WAVE terminal mounted in a vehicle. In addition, the OBE 100 may be provided in various standards and performances according to the size, purpose and shape of the vehicle.
상기 보행자 단말(300)은 보행자가 휴대하는 단말이다. 즉, 전용 보행자 비콘(310)을 사용할 수 있으며, 스마트 폰에 비콘 전용 애플리케이션을 설치하여 스마트 폰으로 사용할 수도 있다. The pedestrian terminal 300 is a terminal carried by a pedestrian. That is, the dedicated pedestrian beacon 310 may be used, and beacon only application may be installed on the smart phone and used as the smart phone.
상기 보행자 단말(300)은 보행자의 휴대를 위해 저전력의 전원으로 구동되도록 마련할 수 있으며, 휴대가 용이하도록 크기 내지 중량을 감소시켜 제작할 수 있다.The pedestrian terminal 300 may be provided to be driven by a low-power power source for carrying the pedestrian, and may be manufactured by reducing the size or weight to facilitate carrying.
상기 RSE(500)는 비콘의 송수신기로서 차량 및 보행자와 교통 정보를 송신 및 수신할 수 있는 게이트 웨이(Gateway)다. 즉, 차량 내지 보행자로부터 수신하는 교통 정보를 차량이나 보행자에게 송신하는 역할을 하며, 경우에 따라서 기지국(700) 내지 RTD(Realtime Traffic Data, 900) 즉 실시간 교통정보 처리장치(900)로 교통정보를 송신하거나 상기 RTD로부터 교통정보를 수신할 수 있다. 또한, 상기 게이트 웨이(RSE, Road Side Equipment)는 비콘 송수신기를 추가하고 상기 보행자 단말로 센싱한 보행자 위치를 추적하여 이동경로를 생성할 수 있다. The RSE 500 is a beacon transceiver and a gateway capable of transmitting and receiving traffic information with vehicles and pedestrians. That is, it serves to transmit traffic information received from the vehicle or the pedestrian to the vehicle or the pedestrian, and in some cases, the traffic information is transmitted to the base station 700 to the RTD (Realtime Traffic Data 900), that is, the real-time traffic information processing apparatus 900. Transmit or receive traffic information from the RTD. In addition, the roadway (RSE) may generate a movement path by adding a beacon transceiver and tracking a pedestrian position sensed by the pedestrian terminal.
본 발명에 따른 보행자 교통안전 시스템은 앞서 설명한 바와 같이 차량, 보행자에 장착된 교통정보 송신 및 수신장치와 상기 송신 및 수신장치를 중계하는 게이트 웨이 내지 기지국이 마련되고, 이를 통해 보행자와 차량의 안전한 교통 시스템을 확보한다.As described above, the pedestrian traffic safety system according to the present invention is provided with a vehicle, a traffic information transmission and reception device mounted on a pedestrian, and a gateway or a base station for relaying the transmission and reception device, thereby ensuring safe traffic between the pedestrian and the vehicle. Secure the system.
본 발명에 따른 상기 보행자 단말(300)은 비콘 송수신기 내지 비콘 송수신 프로그램이 내장된 스마트 폰으로 마련될 수 있다. 즉, 비콘(beacon)을 사용함으로써 저전력으로 사용이 가능하며, 통신 반경이 확대되어 효율적으로 교통 정보를 송신 및 수신할 수 있다. The pedestrian terminal 300 according to the present invention may be provided with a smart phone with a beacon transceiver to beacon transmitting and receiving program. That is, by using a beacon (beacon) can be used at low power, the communication radius can be extended to efficiently transmit and receive traffic information.
상기 보행자 단말(300)과 OBE(100)는 비콘을 이용하여 통신이 가능하며, 경우에 따라서는 비콘을 대체하여 GPS 내지 RFID 등의 다양한 통신방법이 사용될 수도 있다. 이에 따라 상기 OBE(100)에는 비콘 수신기가 더 마련될 수도 있다. The pedestrian terminal 300 and the OBE 100 can communicate using beacons, and in some cases, various communication methods such as GPS or RFID may be used in place of beacons. Accordingly, the OBE 100 may be further provided with a beacon receiver.
또한, 본 발명에 따른 보행자 교통안전 시스템은 실시간 교통정보 처리장치(RTD, Realtime Traffic Data)를 더 포함하며, 상기 실시간 교통정보 처리장치는 실시간으로 보행자의 이동경로와 차량의 이동경로를 수신하여 분석, 저장 내지 분석을 수행한다.In addition, the pedestrian traffic safety system according to the present invention further includes a real-time traffic information processing device (RTD, Realtime Traffic Data processing device), the real-time traffic information processing device receives and analyzes the moving path of the pedestrian and the moving path of the vehicle in real time , Storage or analysis.
도 2는 본 발명에 따른 보행자 교통안전 시스템의 블록 구성도이다. 도시된 바와 같이 보행자 교통안전 시스템은 실시간 교통정보 처리기(900) 즉 RTD(900)에서 교통 정보를 분석, 저장하고 위험 정보를 RSE(500)에 송신 및 수신한다. 또한, 상기 RSE(500)에서는 WAVE 통신표준을 이용하고 비콘 송수신기를 이용하여 위치 정보 내지 교통정보를 상기 RTD(900)로 송신 및 수신한다. 2 is a block diagram of a pedestrian traffic safety system according to the present invention. As shown, the pedestrian traffic safety system analyzes and stores traffic information in the real-time traffic information processor 900, that is, the RTD 900, and transmits and receives risk information to the RSE 500. In addition, the RSE 500 transmits and receives location information and traffic information to the RTD 900 using a WAVE communication standard and using a beacon transceiver.
또한, 차량의 OBE(100)는 비콘 수신기가 마련되어 상기 RSE(500) 로부터 위험정보를 수신하고, 보행자 단말(300) 즉 보행자의 비콘 송신기로부터 보행자의 교통 정보를 수신한다. 보행자는 보행자 단말(300)을 통해 상기 RSE(500)로부터 교통 정보를 수신하고 보행자의 교통정보를 상기 RSE(500) 및 상기 차량 OBE(100) 로 송신한다. 상기 차량 OBE(100)는 WAVE 통신표준을 따르며 실시간 위험 분석기 내지 비콘 수신기 등이 마련될 수 있다.In addition, the OBE 100 of the vehicle is provided with a beacon receiver to receive dangerous information from the RSE 500, and receives the pedestrian traffic information from the pedestrian terminal 300, that is, the beacon transmitter of the pedestrian. The pedestrian receives traffic information from the RSE 500 through the pedestrian terminal 300 and transmits traffic information of the pedestrian to the RSE 500 and the vehicle OBE 100. The vehicle OBE 100 follows a WAVE communication standard and may be provided with a real time risk analyzer or a beacon receiver.
도 3은 본 발명에 따른 보행자 교통안전 방법에 관한 절차 흐름도이도. 즉, 앞서 설명한 바와 같이 비콘과 WAVE 통신 표준을 이용한 보행자 교통안전 시스템의 진행과정을 보여주며, 절차와 구성은 다양하게 변경되어 진행 가능하다. 3 is a flow chart of a procedure relating to a pedestrian traffic safety method according to the present invention. That is, as described above, it shows the progress of the pedestrian traffic safety system using beacons and WAVE communication standards, and the procedure and configuration can be changed in various ways.
즉, 차량에 장착되는 OBE(On Board Equipment, 100)에서 차량의 위치 정보를 송신하는 단계(S100), 보행자 단말에서 보행자의 위치 정보를 송신하는 단계(S110), 게이트 웨이(RSE)에서 상기 차량과 보행자 단말의 위치 정보를 송수신 하는 단계(S300) 및 기지국에서 교통 정보를 차량에 송신하는 단계(S500)를 포함하며, 상기 보행자 단말은 상기 차량(OBE)의 위치 정보를 수신(S700)하거나 상기 보행자 위치 정보를 상기 차량(OBE)으로 송신하는 단계(S710)를 더 포함한다.That is, transmitting the location information of the vehicle in the OBE (On Board Equipment) 100 mounted on the vehicle (S100), transmitting the location information of the pedestrian in the pedestrian terminal (S110), the vehicle in the gateway (RSE) And transmitting and receiving location information of the pedestrian terminal (S300) and transmitting traffic information from the base station to the vehicle (S500), wherein the pedestrian terminal receives the location information of the vehicle (OBE) (S700) or the The method may further include transmitting the pedestrian position information to the vehicle OBE (S710).
본 발명에 따른 보행자 교통안전 방법은 상술한 보행자 교통안전 시스템의 구성요소들을 다양하게 변경하여 구성할 수 있다. 즉, 보행자 내지 차량의 교통정보를 상대방 단말에 송신 및 수신하는 단계 내지 교통정보를 분석 및 수집하는 단계 등은 요구사항 및 상황에 따라 변경할 수 있으므로, 도 3에 도시된 것은 본 발명에 따른 보행자 교통안전 방법의 여러 방법 중 일 례를 보여주는 것이다.The pedestrian traffic safety method according to the present invention can be configured by variously changing the components of the above-described pedestrian traffic safety system. That is, the steps of transmitting and receiving the traffic information of the pedestrian or the vehicle to the counterpart terminal or analyzing and collecting the traffic information may be changed according to the requirements and the situation. It shows an example of several methods of safety.
도 3에 도시된 바와 같이, 차량의 OBE(100)에서 차량의 위치정보를 송신하는 단계(S100)과 보행자의 보행자 단말(300)에서 위치 정보를 송신하는 단계(S110)는 동시 내지 선후 관계에 따라 진행되며, 상기 보행자 및 차량에서 송신된 교통 정보를 상기 RSE(500)에서 수신하여 분석 및 저장하는 단계(S300)가 이어진다.As shown in FIG. 3, the step S100 of transmitting the location information of the vehicle in the OBE 100 of the vehicle and the step S110 of transmitting the location information of the pedestrian terminal 300 of the pedestrian may be performed simultaneously or afterwards. In step S300, the traffic information transmitted from the pedestrian and the vehicle is received by the RSE 500, analyzed, and stored.
상기 RSE(500)가 수신된 교통정보를 재 송신하는 단계(S500)를 통해 교통 정보는 상기 보행자 단말(300)이 차량의 교통정보를 수신하는 단계(S700) 및 상기 차량의 OBE(100)에서 보행자의 위치 정보를 수신하는 단계(S710)으로 연결된다. 물론, 이러한 단계의 흐름은 필요에 따라 생략될 수도 있으며, 추가 단계가 삽입될 수도 있으며, 절차의 순서가 변경될 수도 있다. The traffic information is received by the RSE 500 through the step of retransmitting the received traffic information (S500) in the step of receiving the traffic information of the vehicle by the pedestrian terminal 300 (S700) and the OBE 100 of the vehicle. In step S710, the location information of the pedestrian is received. Of course, the flow of these steps may be omitted as needed, additional steps may be inserted, and the order of the procedures may be changed.
상기 보행자 단말(300)은 비콘 송수신기 내지 비콘 송수신 프로그램이 내장된 스마트 폰으로 마련될 수 있으며, 상기 OBE(100)는 비콘 수신기를 더 포함할 수 있다. The pedestrian terminal 300 may be provided as a beacon transceiver to a smart phone with a beacon transmission and reception program, the OBE 100 may further include a beacon receiver.
또한, 실시간 교통정보 처리장치(RTD, Realtime Traffic Data, 900)에서 교통 정보를 송수신하는 단계를 더 포함하며, 상기 실시간 교통정보 처리장치는 실시간으로 보행자의 이동경로와 차량의 이동경로를 수신하여 분석, 저장 내지 분석을 수행할 수 있다.The method may further include transmitting and receiving traffic information in a real time traffic data processing device (RTD) 900, wherein the real time traffic information processing device receives and analyzes a moving path of a pedestrian and a moving path of a vehicle in real time. , Storage or analysis can be performed.
또한, 상기 게이트 웨이(RSE, Road Side Equipment, 500)는 비콘 송수신기를 추가하고 상기 보행자 단말로 센싱한 보행자 위치를 추적하여 이동경로를 생성할 수 있다. In addition, the gateway (RSE, Road Side Equipment, 500) may add a beacon transceiver and track the pedestrian position sensed by the pedestrian terminal to generate a movement path.
이상에서 설명한 본 발명은 전술한 실시예 및 첨부된 도면에 의해 한정되지 않으며, 본 발명의 기술적 사상 내에서의 단순 치환, 변형 및 변경은 당 분야에서의 통상의 지식을 가진 자에게 명백한 것이다.The present invention described above is not limited to the above-described embodiments and the accompanying drawings, and simple substitutions, modifications, and changes within the technical idea of the present invention will be apparent to those skilled in the art.
본 발명에 따른 보행자 교통안전 시스템 및 방법은 비콘과 WAVE 통신표준을 적용하여 사물과 보행자간의 교통정보를 실시간 수신 및 송신하여 보행자에게 안전한 교통정보를 제공하는 보행자 교통안전 시스템 및 방법에 이용될 수 있다.The pedestrian traffic safety system and method according to the present invention can be used in a pedestrian traffic safety system and method that provides safe traffic information to pedestrians by receiving and transmitting traffic information between objects and pedestrians in real time by applying beacons and WAVE communication standards. .

Claims (10)

  1. WAVE(Wireless Access in Vehicular Environment) 통신표준을 이용한 보행자 교통안전 시스템에 있어서,Pedestrian traffic safety system using the WAVE (Wireless Access in Vehicular Environment) communication standard,
    차량에 장착되는 OBE(On Board Equipment);OBE (On Board Equipment) mounted on the vehicle;
    보행자가 휴대하는 보행자 단말;A pedestrian terminal carried by a pedestrian;
    상기 OBE와 보행자 단말의 위치 정보를 송수신 하는 게이트 웨이(RSE); 및A gateway (RSE) for transmitting and receiving location information of the OBE and a pedestrian terminal; And
    교통정보를 차량에 송신하는 기지국; 을 포함하며,A base station for transmitting traffic information to a vehicle; Including;
    상기 보행자 단말은 상기 차량(OBE)의 위치 정보를 수신하거나 상기 보행자 위치 정보를 상기 차량(OBE)으로 송신하는 것을 특징으로 하는 보행자 교통안전 시스템. The pedestrian terminal is a pedestrian traffic safety system, characterized in that for receiving the position information of the vehicle (OBE) or transmits the pedestrian position information to the vehicle (OBE).
  2. 제1항에 있어서, The method of claim 1,
    상기 보행자 단말은 비콘 송수신기 내지 비콘 송수신 프로그램이 내장된 스마트 폰인 것을 특징으로 하는 보행자 교통안전 시스템.The pedestrian terminal is a beacon transceiver to pedestrian traffic safety system, characterized in that the smart phone with a built-in beacon transmission and reception program.
  3. 제 1항에 있어서, The method of claim 1,
    상기 OBE는 비콘 수신기를 더 포함하는 것을 특징으로 하는 보행자 교통안전 시스템.The OBE pedestrian traffic safety system further comprises a beacon receiver.
  4. 제 1항에 있어서, The method of claim 1,
    실시간 교통정보 처리장치(RTD, Realtime Traffic Data)를 더 포함하며, 상기 실시간 교통정보 처리장치는 실시간으로 보행자의 이동경로와 차량의 이동경로를 수신하여 분석, 저장 내지 분석을 수행하는 것을 특징으로 하는 보행자 교통안전 시스템 Further comprising a real-time traffic information processing device (RTD), the real-time traffic information processing device is characterized in that to receive the movement path of the pedestrian and the movement path of the vehicle in real time to perform analysis, storage or analysis Pedestrian Traffic Safety System
  5. 제 1항에 있어서, The method of claim 1,
    상기 게이트 웨이(RSE, Road Side Equipment)는 비콘 송수신기를 추가하고 상기 보행자 단말로 센싱한 보행자 위치를 추적하여 이동경로를 생성하는 것을 특징으로 하는 보행자 교통안전 시스템. The roadway equipment (RSE) is a pedestrian traffic safety system, characterized in that for adding a beacon transceiver and tracking the pedestrian position sensed by the pedestrian terminal to generate a movement route.
  6. WAVE(Wireless Access in Vehicular Environment) 통신표준을 이용한 보행자 교통안전 방법에 있어서,In the pedestrian traffic safety method using the WAVE (Wireless Access in Vehicular Environment) communication standard,
    차량에 장착되는 OBE(On Board Equipment)에서 차량의 위치 정보를 송신하는 단계; Transmitting location information of the vehicle from an on board equipment (OBE) mounted to the vehicle;
    보행자 단말에서 보행자의 위치 정보를 송신하는 단계;Transmitting location information of a pedestrian from a pedestrian terminal;
    게이트 웨이(RSE)에서 상기 차량과 보행자 단말의 위치 정보를 송수신 하는 단계; 및Transmitting and receiving location information of the vehicle and a pedestrian terminal in a gateway (RSE); And
    기지국에서 교통 정보를 차량에 송신하는 단계; 를 포함하며,Transmitting traffic information to the vehicle at the base station; Including;
    상기 보행자 단말은 상기 차량(OBE)의 위치 정보를 수신하거나 상기 보행자 위치 정보를 상기 차량(OBE)으로 송신하는 것을 특징으로 하는 보행자 교통안전 방법. The pedestrian terminal is a pedestrian traffic safety method, characterized in that for receiving the position information of the vehicle (OBE) or transmits the pedestrian position information to the vehicle (OBE).
  7. 제6항에 있어서,The method of claim 6,
    상기 보행자 단말은 비콘 송수신기 내지 비콘 송수신 프로그램이 내장된 스마트 폰인 것을 특징으로 하는 보행자 교통안전 방법.The pedestrian terminal is a pedestrian traffic safety method, characterized in that the beacon transceiver to beacon transmitting and receiving smart phone.
  8. 제 6항에 있어서, The method of claim 6,
    상기 OBE는 비콘 수신기를 더 포함하는 것을 특징으로 하는 보행자 교통안전 방법.The OBE pedestrian traffic safety method further comprises a beacon receiver.
  9. 제 6항에 있어서, The method of claim 6,
    실시간 교통정보 처리장치(RTD, Realtime Traffic Data)에서 교통 정보를 송수신하는 단계를 더 포함하며, 상기 실시간 교통정보 처리장치는 실시간으로 보행자의 이동경로와 차량의 이동경로를 수신하여 분석, 저장 내지 분석을 수행하는 것을 특징으로 하는 보행자 교통안전 방법. The method may further include transmitting and receiving traffic information in a real time traffic data processing device (RTD), wherein the real time traffic information processing device receives, analyzes, stores, and analyzes a moving path of a pedestrian and a moving path of a vehicle in real time. Pedestrian traffic safety method characterized in that to carry out.
  10. 제 6항에 있어서, The method of claim 6,
    상기 게이트 웨이(RSE, Road Side Equipment)는 비콘 송수신기를 추가하고 상기 보행자 단말로 센싱한 보행자 위치를 추적하여 이동경로를 생성하는 것을 특징으로 하는 보행자 교통안전 방법.The roadway equipment (RSE) is a pedestrian traffic safety method, characterized in that for adding a beacon transceiver and tracking the pedestrian position sensed by the pedestrian terminal to generate a movement path.
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