KR20080103370A - Real time traffic information system and its control method based on p2p service - Google Patents

Real time traffic information system and its control method based on p2p service Download PDF

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Publication number
KR20080103370A
KR20080103370A KR1020070050576A KR20070050576A KR20080103370A KR 20080103370 A KR20080103370 A KR 20080103370A KR 1020070050576 A KR1020070050576 A KR 1020070050576A KR 20070050576 A KR20070050576 A KR 20070050576A KR 20080103370 A KR20080103370 A KR 20080103370A
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KR
South Korea
Prior art keywords
vehicle
traffic
image information
terminals
terminal
Prior art date
Application number
KR1020070050576A
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Korean (ko)
Inventor
박태홍
윤대섭
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(주)트루시스템
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Priority to KR1020070050576A priority Critical patent/KR20080103370A/en
Publication of KR20080103370A publication Critical patent/KR20080103370A/en

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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
    • G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
    • G08G1/0108—Measuring and analyzing of parameters relative to traffic conditions based on the source of data
    • G08G1/0112—Measuring and analyzing of parameters relative to traffic conditions based on the source of data from the vehicle, e.g. floating car data [FCD]
    • 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
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/091—Traffic information broadcasting
    • 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

Abstract

A traffic information system is provided directly to secure an image photographed by cameras installed in the front of vehicle, and the back direction and obtain traffic information through a P2P method. In a traffic information exchanging server based on P2P service, a vehicle mounted terminal in a plurality of vehicles in driving which is connected to server through a P2P method. Image photographing apparatus are mounted on the front or the rearward of the vehicles with transmitting the traffic information by photographing traffic flow. By connecting to server and using the image photographing apparatus, the vehicle mounted terminal transmits the traffic information by taking a picture on a real time basis.

Description

Real-time traffic video information sharing system based on P2P service and its control method {REAL TIME TRAFFIC INFORMATION SYSTEM AND ITS CONTROL METHOD BASED ON P2P SERVICE}

1 is a view schematically showing a general traffic information providing system,

2 is a diagram schematically showing a P2P service based real-time traffic video information sharing system according to an embodiment of the present invention,

3 is a diagram illustrating a configuration of a vehicle-mounted terminal of the traffic image information sharing system of FIG. 2;

4 is a diagram illustrating a process of sharing traffic image information in real time by selecting a specific region desired in the traffic image information sharing system of FIG.

5A to 5D are diagrams schematically illustrating an example of a screen displayed on a vehicle-mounted terminal in the process of sharing traffic image information of FIG. 4.

FIG. 6 is a diagram illustrating a process of sharing traffic image information in real time by selecting a driving route to be moved in the traffic image information sharing system of FIG. 2;

7A to 7C are diagrams schematically illustrating an example of a screen displayed on a vehicle-mounted terminal in the process of sharing traffic image information of FIG. 6.

<Description of the symbols for the main parts of the drawings>

10: general traffic information providing system

11: camera 12: control center

100: Traffic image information sharing system according to an embodiment of the present invention

110: server 120: vehicle-mounted terminal

121: input unit 122: output unit

123: storage unit 124: network connection unit

125: navigation unit 126: GPS unit

127 control unit 130 camera

The present invention relates to a system for providing traffic information in real time. More specifically, a plurality of drivers who are in operation and P2P service with a plurality of drivers who are promised by photographing road traffic conditions of their vehicle driving area in real time The present invention relates to a traffic image information sharing system and a control method thereof.

In general, real-time traffic information is provided from a radio traffic broadcasting or DMB (Digital Multimedia Broadcasting) traffic broadcasting system of the national network using the air or satellite waves.

As an example of a system for providing such traffic information, in the system as shown in FIG. 1, a camera 11 is installed at a fixed position to collect traffic information, and image information captured from the camera 11 is provided. It is transmitted to the control center 12, such as a traffic control center or a traffic station using a wired or wireless network.

The control center 12 transmits the traffic information by using the airwaves so that the driver acquires the traffic information sent by the radio or another medium.

However, the traffic information providing system 10 transmits the result recognized or analyzed from the image transmitted from the camera 11, which is an image photographing apparatus for collecting road traffic information, which is installed at a fixed position, to the driver through the broadcasting network. However, there is a disadvantage in that traffic information is not provided at a place where the cameras 11 are not installed.

In order to compensate for this, when the driver promised to be a traffic communicator informs a broadcasting station of the traffic information situation of his vehicle driving area and transmits the contents to the broadcasting station again, the cameras 11 are not installed or have an emergency. Although it can provide information about a traffic situation, there are difficulties in detailing the situation of the site with information transmitted by voice and problems of having to talk directly with a traffic operator.

Also, with the recent popularization of portable photographing devices such as mobile phones and digital cameras, a method of transmitting individual photographed traffic information to a traffic control center or a necessary place using a mobile phone network or an internet network has been proposed. However, this requires active efforts of the user or driver, which is difficult to activate the operation.

Recently, camera miniaturization technology and global positioning system (GPS: Global Positioning System, hereinafter referred to as "GPS"). WiBro: Wireless Broadband (HSDPA) or High Speed Downlink Packet Access (HSDPA) service is provided to enable a variety of telematics services in the driving vehicle, so the traffic image information recorded using the camera mounted on the vehicle is also available. It is possible to transmit without restriction of location.

On the other hand, a terminal providing a navigation service such as a navigation service using a mobile phone, PDA, etc. is equipped with a navigation function or uses a client-server method through a specific server providing a navigation service.

However, when performing navigation through a client-server method, there is a problem in that an excessive communication fee and a service fee must be paid when the route is continuously searched according to the changing traffic conditions when the vehicle moves.

In addition, even in the case of a terminal equipped with a navigation function, in order to grasp the real-time traffic situation on a path such as a traffic accident, road construction, etc., information must be obtained through a specific server or over-the-air wave, resulting in expenses.

From this, the present invention has been made to solve the above-mentioned problems, traffic image information that allows the user to directly check the traffic conditions in a video by using a terminal that can be connected to the network while moving in a vehicle in a peer to peer (P2P) method The present invention provides a P2P service-based real-time traffic video information sharing system and a control method thereof, which allow a driver to photograph a traffic situation in real time in a driving vehicle and provide the same to a plurality of drivers.

In order to achieve the above object, the present invention provides a server, a vehicle-mounted terminal mounted on a plurality of running vehicles connected to the server in a P2P form through a network, and traffic around the vehicle taken in real time on the vehicle-mounted terminal. And a video photographing apparatus mounted on the front or rear of the vehicle for transmitting video information, wherein each of the vehicle-mounted terminals is connected to the server, and the traffic image information around the vehicle photographed in real time using the video photographing apparatus. P2P service characterized by sharing the traffic image information in real time while receiving the traffic image information of another on-vehicle terminal selected from among a plurality of in-vehicle terminals connected to the server; Provides real-time traffic video information sharing system.

Preferably, each of the in-vehicle terminals may receive traffic image information of other on-vehicle terminals of the vehicle located on the driving route selected by the in-vehicle terminal.

Preferably, each of the in-vehicle terminals may receive traffic image information of other in-vehicle terminals of the vehicle located on the driving route selected by the in-vehicle terminal.

Preferably, each of the vehicle-mounted terminals may be configured to receive only traffic image information of the vehicle-mounted terminals of the vehicle located in the path to be traveled among the vehicles located on the travel path selected by the vehicle-mounted terminal.

In addition, in order to achieve the above object, the present invention, the vehicle-mounted terminal for receiving the traffic image information of the surroundings taken in real time by using the image pickup device mounted on the front or rear turn on the start of the vehicle installed inside the server A first step of connecting the on-vehicle terminal in a P2P form through a network to transmit traffic image information; Each of the plurality of on-board terminals that transmit the traffic image information in the first step may carry the traffic image information in real time while receiving traffic image information of another on-vehicle terminal selected from among on-board terminals connected to the server. A second step of sharing between terminals; And a third step of disconnecting a connection between the server and the vehicle-mounted terminal by turning off the vehicle in which the vehicle-mounted terminal sharing the traffic image information in real time is installed in the second step. 2. Provided is a video information sharing control method.

Preferably, the traffic image information of another on-vehicle terminal selected from among the on-vehicle terminals selected from among the on-vehicle terminals connected to the server in the second step may include information about other on-vehicle terminals of the vehicle located on the driving route selected by each of the on-vehicle terminals. Traffic image information may be received sequentially or selectively.

Preferably, the traffic image information of another on-vehicle terminal selected from among the on-vehicle terminals selected from among the on-vehicle terminals connected to the server in the second step is selected from among the vehicles located on the traveling route selected by each of the on-vehicle terminals. Only traffic image information of on-vehicle terminals of a located vehicle may be transmitted.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. In describing the present invention, descriptions in which related known functions and the like are obvious to those skilled in the art will not be described in detail without departing from the spirit of the present invention.

2 is a view schematically showing a P2P service based real-time traffic video information sharing system according to an embodiment of the present invention, Figure 3 is a view showing the configuration of a vehicle-mounted terminal of the traffic video information sharing system of FIG. 4 is a view illustrating a process of sharing traffic image information in real time by selecting a specific region desired in the traffic image information sharing system of FIG. 2, and FIGS. 5A to 5D illustrate the sharing of traffic image information of FIG. 4. FIG. Is a diagram schematically illustrating an example of a screen displayed on a vehicle-mounted terminal in a process.

P2P service-based real-time traffic video information sharing system 100 of the present invention, as shown in Figure 2, the real-time traffic video is mounted on a plurality of running vehicles connected to the server 110 in the form of P2P via the Internet On-board terminal 120 (hereinafter referred to as a 'terminal') such as a telematics system or a navigation terminal that transmits information to the server 110 so that information can be shared with other drivers, and traffic in the same direction as the driving vehicle. The image information is captured in real time, and the captured image includes a front or rear camera 130 as an image photographing apparatus installed in a driving vehicle that is transmitted to the terminal 120.

The server 110 searches the other terminal 120 for a list of traffic image information from terminals 120 connected through an Internet network or other communication network in order to access traffic image information of a region desired by the user anytime, anywhere. After that, the traffic video information file is exchanged through the P2P connection between the terminals.

As such, since performing a P2P communication between terminals by interposing a separate server in the middle is a technology that is commonly used today, a detailed description thereof will be omitted.

Each of the terminals 120 connects to the server 110 and transmits traffic image information around a driving vehicle photographed in real time using a camera 130 mounted at the front or the rear of the vehicle. In addition, each of the terminals 120 receives traffic image information of another terminal selected from among terminals connected to the server 110.

From this, subscribers who are authorized to access the traffic video information in real time to the server 110 can access and share traffic video information between terminals in the form of P2P service by connecting with a necessary subscriber among desired counterpart users. To help.

That is, as shown in Figure 2, a number of promised drivers can select and share the traffic information of the desired area from the real-time image taken by the camera mounted on each vehicle of the present invention It can be called a feature.

To this end, the following P2P services are required. The driver uses the same network using a high-speed Internet network such as WiBro (Wireless Broadband) or High Speed Downlink Packet Access (HSDPA) in his vehicle telematics system or navigation terminal connected to the server 110. One-to-one or many-to-one connection with other drivers connected to.

In addition, many drivers connected to the network can share location information and speed information as well as traffic image information of the current driving vehicle by using location information processing data such as GPS sensors and navigation mounted on their vehicles. If there is a driver connected to the server anywhere, traffic information at a desired location can be acquired or visually judged.

As illustrated in FIG. 3, the terminal 120 includes an input unit 121, an output unit 122, a storage unit 123, a network connection unit 124, a navigation unit 125, and a GPS unit 126. And a controller 270.

The input unit 121 may input a command for executing a preset application program to receive a service for sharing P2P based traffic image information from a user, and may be formed of a key button, and may be touch screen and voice recognition number. Other input means such as stages may be equally applied.

In addition, the input unit 121 receives the traffic situation information from the camera 130 in real time.

The output unit 122 may include a display device such as an LCD and a speaker, and outputs and displays traffic image information transmitted from another terminal 120.

In addition, the output unit 122 outputs image information and audio information such as a map and a driving route according to the navigation function.

The storage unit 123 may include software and data for efficiently operating the terminal 120 necessary for sharing traffic image information in a P2P form with other drivers or users, and a map for performing a navigation function. Data can be stored.

The network connection unit 124 is connected to the server 110 to perform P2P-based communication with other terminals 120 to transmit data such as traffic state information to the other terminal 120 through the server 110. And receive.

The navigation unit 125 performs a function of providing search and selection of a driving route to a destination. In particular, the navigation unit 125 may determine whether traffic image information received from the other terminal 120 is located on a current driving route (a point not yet passed).

The GPS unit 126 automatically acquires the current position information or obtains the position of the vehicle by the user checking on the map.

The controller 127 transmits or receives traffic image information through P2P-based data communication with other terminals 120 connected through the server 110, and checks the received traffic image information. To control the input unit 121, the output unit 122, the storage unit 123, the network connection unit 124, the navigation unit 125 and the GPS unit 126 to perform the function.

In the traffic image information sharing system of the present invention, a process of sharing traffic image information in real time by selecting a specific region is as follows.

As shown in FIG. 4, when the vehicle is turned on, the terminal 120 such as a telematics system or a navigation terminal is operated, and when it is confirmed that the terminal 120 is connected to the server 110 (S41). In operation S42, a real-time image is transmitted from the camera 130 installed at the front or the rear of the vehicle to the server 110 through the terminal 120.

Subsequently, as illustrated in FIGS. 5A to 5D, the driving state and the camera connection state of the vehicle are checked (FIG. 5A), the area requiring traffic information is selected (FIG. 5B), and the driving area is selected. When a desired one is selected from the vehicle information list connected to the server 110 (FIG. 5C), the real-time traffic image information is received and displayed by the terminal 120 (FIG. 5D). Contents may also be displayed.

That is, in step S41, the terminal 120 connected to the server 110 searches for a list of vehicles currently connected to the server 110 to select a vehicle that is determined to be the most appropriate (S43). By receiving the traffic image information of the driving road in real time and displaying it on the terminal 120 (S44), each terminal 120 may provide or receive the traffic image information and share it with each other.

In this case, even when a plurality of terminals 120 attempt to access the terminal 120 while driving, the server 110 is designed to allow this.

Next, when the vehicle is turned off and turned off, the operation of the terminal 120 is stopped and the connection with the server 110 is also cut off (S45).

The terminal 120 may view traffic image information by using a personal computer or a mobile phone such as a personal digital assistant (PDA), a portable multimedia player (PMP), or the like, connected to the server 110 to access the server 110. .

FIG. 6 is a diagram illustrating a process of sharing traffic image information in real time by selecting a driving route to be moved in the traffic image information sharing system of FIG. 2, and FIGS. 7A to 7C are diagrams illustrating sharing of the traffic image information of FIG. 6. FIG. Is a diagram schematically illustrating an example of a screen displayed on a vehicle-mounted terminal in a process.

2 to 5D, the invention relates to receiving and viewing traffic image information from another terminal 120 in a specific region. Here, when the driving route to be moved from the starting point to the arrival point is selected by using the navigation function and the GPS function of the terminal 120, another terminal of the vehicle located on the driving path selected from the vehicle list data of the server 110. The traffic image information of the 120 may be received and confirmed. In this case, the navigation function may be provided by the server 110.

In detail, as shown in FIG. 6, when the vehicle is turned on, a terminal 120 such as a telematics system or a navigation terminal is operated, and when it is confirmed that the terminal 120 is connected to the server 110. In operation S61, the real time image is transmitted from the camera 130 installed at the front or the rear of the vehicle to the server 110 through the terminal 120.

Subsequently, as shown in FIGS. 7A to 7C, when the terminal 120 selects a driving route to be moved from the starting point requiring traffic information to the arrival point (FIG. 7A), the vehicle connected to the server 110 is selected. Traffic image information of the other terminals 120 located on the selected driving route may be sequentially or selectively received from the list data of FIG. 7B (FIG. 7B), except for a vehicle located on the traveling route that has already passed. Only traffic image information of the terminal 120 of the vehicle located in the path to be received is confirmed. (FIG. 7C).

That is, when the driving route is selected by the terminal 120 connected to the server 110 in step S61 (S63), another terminal positioned on the driving route selected from the list data of vehicles currently connected to the server 110 is selected. By displaying the traffic image information of 120 to be received and confirmed in real time (S64), it is possible to grasp the traffic situation more easily and at a lower cost.

Next, when the vehicle is turned off and turned off, the operation of the terminal 120 is stopped and the connection with the server 110 is also blocked (S65).

Meanwhile, in the detailed description of the present invention, specific embodiments have been described, but various modifications are possible without departing from the scope of the present invention. Therefore, the scope of the present invention should not be limited only to the above-described configuration examples, but should be determined not only by the claims in the claims, but also by those equivalent to the claims.

As described in detail above, according to the P2P service-based real-time traffic video information sharing system of the present invention and a control method thereof, a plurality of drivers connected to a server are provided with real-time camera video information of a vehicle running at an arbitrary location. By sharing the road traffic information in the field can be obtained at a desired time and can be viewed directly, the driver who runs to the destination has the advantage of being able to operate by using the road without traffic congestion or accident at a low cost.

In addition, the present invention has the advantage that can be shared between the driver in a variety of content to help the driver in a vehicle telematics system or navigation terminal for displaying traffic image information.

In addition, the traffic image information obtained from the present invention can be utilized as broadcasting data at a traffic control center or a traffic broadcasting station, and in addition to traffic information currently collected from a fixed position camera or a communication source, road traffic information at a more nationwide and wider location. There is an effect that can be obtained.

In addition, in the event of a road collapse or other disasters other than traffic conditions on the road, the acquired video information can be shared among drivers or real-time information can be transmitted to the disaster control center, thereby avoiding the risk of additional disasters.

These advantages and effects can be used to further develop the Intelligent Traffic System (ITS).

Although effects not specifically mentioned in the specification of the present invention, it is added that the potential effects expected by the technical features of the present invention are treated as described in the specification of the present invention.

Claims (7)

Server, A vehicle-mounted terminal mounted on a plurality of vehicles that are running connected to the server in a P2P form through a network; It is made of a video recording device mounted on the front or rear of the vehicle for transmitting the traffic image information around the vehicle taken in real time to the on-vehicle terminal, Each of the vehicle-mounted terminals is connected to the server to transmit traffic image information around the vehicle photographed in real time by using the image photographing apparatus, and another vehicle selected from among a plurality of vehicle-mounted terminals connected to the server. P2P service-based real-time traffic video information sharing system, characterized in that sharing the traffic video information between the in-vehicle terminals in real time while receiving the traffic image information of the onboard terminal. The method of claim 1, Each of the vehicle-mounted terminals is a P2P service-based real-time traffic image information sharing system, characterized in that for receiving traffic image information of other vehicle-mounted terminals of the vehicle located on the driving route selected by the vehicle-mounted terminal. The method of claim 2, Each of the vehicle-mounted terminals is a P2P service-based real-time traffic image information sharing system, characterized in that for receiving the traffic image information of the other vehicle-mounted terminals of the vehicle located on the driving route selected by the vehicle-mounted terminal in sequence. The method of claim 2 or 3, Each of the vehicle-mounted terminals may receive only traffic image information of on-vehicle terminals of the vehicle located in the route to be traveled among the vehicles located on the driving route selected by the vehicle-mounted terminal. Shared system. A vehicle-mounted terminal that receives real-time traffic video information captured in real time using an image capturing device mounted at the front or the rear turns on the vehicle installed therein and connects the vehicle-mounted terminal to a server in a P2P form through a network. A first step of transmitting traffic image information; Each of the plurality of on-board terminals that transmit the traffic image information in the first step may carry the traffic image information in real time while receiving traffic image information of another on-vehicle terminal selected from among on-board terminals connected to the server. A second step of sharing between terminals; And, A third step of disconnecting a connection between the server and the on-vehicle terminal by turning off the vehicle in which the on-vehicle terminal sharing the traffic image information in real time is mounted in the second step; Shared control method. The method of claim 5, In the second step, the traffic image information of other on-vehicle terminals selected from among the on-vehicle terminals connected to the server is the traffic image information of other on-vehicle terminals of the vehicle located on the driving route selected by each of the on-vehicle terminals. P2P service based real-time traffic video information sharing control method characterized in that receiving sequentially or selectively. The method of claim 6, In the second step, the traffic image information of another on-vehicle terminal selected from among the on-vehicle terminals connected to the server is selected from among the vehicles located on the traveling route selected by each of the on-vehicle terminals. P2P service-based real-time traffic video information sharing control method characterized in that only the traffic video information of on-vehicle terminals are transmitted.
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DE102009053080A1 (en) * 2009-11-13 2011-05-19 Valeo Schalter Und Sensoren Gmbh Method and system for generating and providing traffic-related information
WO2012124930A2 (en) * 2011-03-11 2012-09-20 팅크웨어(주) Electronic device, controlling method thereof, and server communicating with electronic device
KR101341750B1 (en) * 2011-08-04 2013-12-13 제주대학교 산학협력단 Method and apparatus for providing road status
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KR20160100505A (en) * 2015-02-15 2016-08-24 김영수 Detecting and processing system of traffic accident using smart stand
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DE102009053080A1 (en) * 2009-11-13 2011-05-19 Valeo Schalter Und Sensoren Gmbh Method and system for generating and providing traffic-related information
WO2012124930A2 (en) * 2011-03-11 2012-09-20 팅크웨어(주) Electronic device, controlling method thereof, and server communicating with electronic device
WO2012124930A3 (en) * 2011-03-11 2012-12-13 팅크웨어(주) Electronic device, controlling method thereof, and server communicating with electronic device
KR101341750B1 (en) * 2011-08-04 2013-12-13 제주대학교 산학협력단 Method and apparatus for providing road status
KR20150064760A (en) * 2013-11-29 2015-06-12 현대엠엔소프트 주식회사 For the AR-HUD to display the panoramic image and the residual image information system
US9668111B2 (en) 2014-12-19 2017-05-30 Infobank Corp. Terminal for contents sharing, an operating method thereof, and a vehicle information providing terminal
KR20160100505A (en) * 2015-02-15 2016-08-24 김영수 Detecting and processing system of traffic accident using smart stand
KR101687656B1 (en) * 2015-06-22 2016-12-21 건국대학교 산학협력단 Method and system for controlling blackbox using mobile
KR101722169B1 (en) * 2016-08-09 2017-03-31 한국정보기술 주식회사 System for monitoring real-time stagnant situation using cctv and method thereof
KR102111671B1 (en) * 2018-12-07 2020-06-17 주식회사 팬라인 Mobile cctv video sharing method
WO2020159245A1 (en) * 2019-01-31 2020-08-06 엘지전자 주식회사 Method for sharing images between vehicles
KR102121371B1 (en) 2019-03-19 2020-06-10 주식회사 팬라인 Realtime sharing system of life image information
KR20210013814A (en) * 2019-07-29 2021-02-08 고려대학교 세종산학협력단 Platform and implementing a method for p2p transaction/sharing service of black box images among drivers based on block chain technology
KR20210090533A (en) * 2020-01-10 2021-07-20 건국대학교 산학협력단 Apparatus for collecting data based on raspberry pi, integrated management server for building emergency vehicle dynamic guidance system using the same and method for operating it
CN113589938A (en) * 2021-08-04 2021-11-02 安徽江淮汽车集团股份有限公司 Vehicle-mounted terminal information sharing system with bullet screen function
CN113589938B (en) * 2021-08-04 2024-05-03 安徽江淮汽车集团股份有限公司 Vehicle-mounted terminal information sharing system with barrage function

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