KR20100040506A - Traffic information provision method for vehicle - Google Patents

Abstract

PURPOSE: A traffic information provision method for vehicle is provided, which can receive traffic information about the road condition and make traffic condition smooth. CONSTITUTION: A traffic information provision method for vehicle is as follows. In a navigation terminal(30) of the linkage type, two way data service is selected and established. The information on location and velocity of a vehicle is transmitted if a user drives the vehicle. The information of the vehicle is received in the transfer server(60) through a plurality of collecting vehicle data servers(40). The road traffic condition information is made by calculating number of vehicles and average velocity. The road traffic condition information is received into the contents processing server(50) and is processed into the trafficking information contents of the BIFS form.

Description

Traffic information provision method for vehicle

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to providing traffic information of a vehicle. In particular, the present invention provides driving information such as the speed, location, and acceleration of a current vehicle by using a terminal provided with navigation and DMB service, and provides traffic information of a desired area using a BIFS (Binary Format for Scene). The present invention relates to a method of providing traffic information of a vehicle, which is conveniently received in a form.

DMB (digital multimedia broadcasting) is a broadcasting service that provides various multimedia signals such as voice and video to a fixed, portable, and vehicle receiver digitally. A compact disk (CD) is provided through a personal digital assistant (PDA) or a vehicle terminal on the go. Digital Video Disc (DVD) class provides high quality and high quality broadcasting. However, the number of channels is not so popular. I think the solution to this situation is terrestrial DMB interactive service. The terrestrial DMB interactive service is a next-generation bidirectional data service that allows a user to watch a broadcast through a portable or mobile terminal and simultaneously receive related interactive data and, when necessary, connect with a communication network to receive rich additional data. The terrestrial DMB interactive service is a service in which broadcasting and communication can be converged and converged in personalized terminals, and thus, the demand for the terrestrial DMB is expected to increase gradually with the activation of the terrestrial DMB.

Conventional traffic information acquisition methods were cameras installed in the main road network and weight sensors installed under asphalt. This was to check the relevant information with the human eye or to count the number of vehicles passing on the sensor due to the lack of automation.

Recently, a vehicle is equipped with many terminals provided with navigation and DMB service, but providing current traffic status information in addition to map information is insufficient. The user expects to provide improved services.

The present invention solves the above-described problems, the present invention provides a driving information of the current vehicle speed, location, acceleration, etc. using a terminal provided with the navigation of the vehicle and the DMB service and using the bidirectional data service of the DMB An object of the present invention is to provide a traffic information providing method of a vehicle for receiving traffic state information of a desired region in a Binary Format for Scene (BIFS) format including video data.

In addition, the present invention receives the current traffic status information of the direction of travel to the bidirectional data service of the DMB by using the navigation terminal provided with the vehicle navigation and DMB service to receive the vehicle in a BIFS (Binary Format for Scene) format more smoothly It is an object of the present invention to provide a method of providing traffic information of a vehicle that enables operation.

The method of the present invention for achieving the above object is to select and set the two-way data service in the linked navigation terminal and the vehicle information such as the speed and location of the vehicle is transmitted when the vehicle is operated, and by region in the transmission server Receiving the vehicle information from a plurality of installed vehicle data collection servers to calculate the number of vehicles and the average speed of each road to create traffic state information for each road, and receiving the traffic state information for each road from a content processing server to form a BIFS form. Processing the traffic information content of the user and requesting traffic state information of a desired area by using the navigation terminal, and providing the traffic information content of the BIFS form to the navigation terminal by the transmission server. It is done.

In addition, providing the traffic information content of the BIFS form to the navigation terminal, the step of requesting by inputting a desired region to the navigation terminal and the step of identifying the traffic information content of the BIFS form of the region to the navigation terminal to provide to the navigation terminal Characterized by including.

In addition, processing into BIFS-type traffic information content is based on the step and the judgment of the traffic state information by road received from the transmission server in the content processing server to determine the state of the road as a state of congestion, communication activity, normal, etc. And reproducing the traffic situation by road in BIFS format having video and text data.

In addition, another method of the present invention is to select a two-way data service in the linked navigation terminal and when driving the vehicle using the road guidance service is transmitted vehicle information such as the speed and location of the vehicle, and installed in each region in the transmission server Receiving the vehicle information from a plurality of vehicle data collection servers to calculate the number of vehicles and the average speed of each road to create traffic state information for each road; and receiving the traffic state information for each road from a content processing server to obtain a BIFS type. Processing the traffic information content and receiving traffic state information of a road to be entered during operation by using the navigation terminal from the navigation terminal.

In addition, receiving the traffic information content of the BIFS form in the navigation terminal, the step of identifying the state information whether the road condition of the expected road is crowded or smoothly, the normal communication in the navigation terminal and if the road condition is congested And controlling the road to select a bypass road.

The present invention receives and processes the vehicle information, such as the speed, position, and acceleration of the vehicle, which is detected by the navigation terminal, in a bidirectional data service system provided by the DMB broadcasting service, and sends the current traffic information in the form of BIFS data including video to the vehicle. The driver can choose to drive faster and safer roads.

In addition, the present invention receives the traffic information indicating the road condition during the operation and by using it can avoid the complicated road has the effect of additionally smoothing the traffic conditions of the road.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

It should be noted that in the following description, only parts necessary for understanding the operation according to the present invention will be described, and descriptions of other parts will be omitted.

The present invention relates to providing traffic information of a vehicle. The present invention can provide and receive real-time traffic information to a terminal that receives terrestrial digital multimedia broadcasting (DMB) or satellite DMB, and provides traffic information of a vehicle utilizing a bidirectional data service of DMB broadcasting. It is a way.

1 is a schematic configuration diagram of an apparatus for providing traffic information of a vehicle according to an embodiment of the present invention.

Referring to the drawings, a vehicle data collection server for receiving and storing the speed, acceleration, location information, etc. of the vehicle provided in real time from the navigation terminal 30 and the navigation terminal 30 capable of performing BIFS communication ( 40) and a transmission server 60 that receives vehicle information from a plurality of vehicle data collection servers 40 installed for each region and processes statistics such as speed and number of vehicles for each region road, and statistics processing in the transmission server 60. By using one data, the content processing server 50 and the content processing server 50 for processing traffic information including video data and text in BIFS format by judging traffic conditions such as smooth traffic, congestion, and normal. The navigation terminal 30 of the user who receives the processed traffic information, encodes the audio and video, and requests the traffic information through the transmission system 70 through a multiplexer. The book consists of BIFS format transmits traffic information data server (60) to be viewed.

The vehicle data collection server 40 which receives and stores the speed, acceleration, location information, etc. of the vehicle provided in real time by the vehicle navigation terminal 30 is installed for each region to grasp traffic state information for each road.

The vehicle data collection server 40 is installed for each region and region and exchanges data through a network between servers. Through this, the vehicle data collection server 40 mutually shares and utilizes vehicle operation information of other regions.

When the content processing server 50 receives the state information of the vehicle from the transmission server 60, the content processing server 50 processes the traffic information in the BIFS format by using the same and provides it to the transmission server 60 again.

Terrestrial DMB will provide a variety of additional services linked with broadcast programs by multiplexing and transmitting BIFS data along with video data.

Terrestrial DMB bidirectional data services can be realized through the Moving Picture Experts Group (MPEG) -4 BIFS technology. MPEG-4 BIFS is a standard for binary scene description (SD). It describes the spatial and temporal location of media objects encoded in units of objects and provides interactive functions such as user events for media objects. MPEG-4 BIFS is composed of a set of nodes and includes a node that can be connected to a communication network. That is, the user receives interactive data composed of MPEG-4 BIFS while watching terrestrial DMB broadcasting, and provides rich additional data by accessing the communication network through the Moving Picture Experts Group (MPEG) -4 BIFS according to the user's requirements. I can receive it.

The present invention obtains traffic state information such as the number of vehicles operating in each region and each road, speed and acceleration of each vehicle by using BIFS-based bidirectional data service, and grasps traffic state, and collects traffic state information Is a method of providing traffic information of a vehicle, which is processed into a Binary Format for Scene (BIFS) format including video, audio, and text and provided to a vehicle terminal.

2 is a flowchart illustrating a method for providing traffic information of a vehicle according to an embodiment of the present invention.

In step 210, the navigation terminal 30 establishes a bidirectional data service. The bidirectional data service in the present invention means using traffic information in BIFS format.

In step 220 ~ 230, the navigation terminal 30 transmits the vehicle information such as speed, acceleration, location information, etc. of the vehicle received and grasped by the GPS module in real time according to the setting, and the vehicle data collection server 40 for each region. It is installed to receive and collect the above-described vehicle information transmitted from a plurality of vehicles.

Vehicle information such as the number, speed, and acceleration of vehicles by region collected by the plurality of vehicle data collection servers 40 installed in each region are provided to the transmission server 60.

Vehicle information provided to the transmission server 60 in step 240 processes the statistics such as the number of vehicles, average speed, etc. for each road, and the content processing server 50 is congested, the current state of each road by using the vehicle information statistical data Or it is processed into traffic information data in the form of BIFS so that it can be provided to the requesting user by comparing the reference information to determine whether the normal state.

When the user requests the road condition of the desired area using the navigation terminal 30 in step 250, the transmission server 60 is BIFS-type traffic information composed of video, text and audio formats processed by the content processing server 50. The data is transmitted to the navigation terminal 30 through the transmission system 70 so as to grasp the state of the road even while driving.

As described above, the traffic information data in the form of BIFS is data including video, so that the user can grasp the traffic state of the desired area with the traffic information data composed of a screen, text, and audio.

In another embodiment of the present invention is to provide in conjunction with the road guidance service of the navigation terminal (30).

First, the user sets the navigation terminal 30 by interworking the traffic information of the BIFS format.

Next, while providing the road guidance service in real time, the traffic state information of the approaching road several kilometers away from the current location is received from the transmission system 70, and the number, speed, and number of vehicles by region collected by the vehicle data collection server 40 If it is determined that the state of the road to be entered determined based on vehicle information such as acceleration is congested, the navigation terminal 30 changes the map guide to bypass the road to be entered, thereby providing a better service to the driver. It is also possible to provide. The distance to enter the road can be designated by setting.

The present invention enables the DMB service and can receive the traffic state information of the BIFS format in real time using the linked navigation terminal 30, so that the user can operate the vehicle using a safer and faster road.

In addition, the present invention is to reduce the traffic congestion of the road smoothly because it can avoid congested areas or roads when receiving and using the traffic state information of the BIFS format indicating the road condition.

Providing the traffic state information in the Binary Format for Scene (BIFS) format using the interlocked navigation terminal 30 of the present invention described above is provided through a terrestrial DMB or satellite DMB broadcasting service.

So far, the configuration and operation of the embodiment of the present invention have been described. The present invention is not limited to the above-described embodiments, and various modifications can be made without departing from the scope of the present invention. Therefore, the scope of the present invention should not be limited to the described embodiments, but should be defined not only by the claims but also by the equivalents of the claims.

1 is a schematic configuration diagram of a traffic information providing apparatus for a vehicle according to an embodiment of the present invention.

2 is a flowchart illustrating a method for providing traffic information of a vehicle according to an embodiment of the present invention.

<Description of Major Symbols in Drawing>

30: navigation terminal 40: vehicle data collection server

50: content processing server 60: transmission server

70: delivery system

Claims (8)

Selecting and setting a bidirectional data service in a linked navigation terminal and transmitting vehicle information such as a speed and a location of the vehicle when the vehicle is driven; Receiving the vehicle information from a plurality of vehicle data collection servers installed in each region in a transmission server to calculate the number of vehicles and the average speed of each road and to generate traffic state information for each road; Receiving the traffic state information for each road in a content processing server and processing the traffic information content in a BIFS form; And And requesting traffic state information of a desired area by using the navigation terminal, providing the traffic information content of the BIFS form to the navigation terminal by the transmission server. The method of claim 1, Providing the BIFS-type traffic information content to the navigation terminal, Inputting and requesting a desired region in the navigation terminal; And And identifying, by the transmission server, the traffic information content in the form of BIFS in the region and providing the same to the navigation terminal. The method of claim 1, The two-way data service is provided through a terrestrial DMB or satellite DMB service. The method of claim 1, Processing into the traffic information content of the BIFS form, Determining, by the content processing server, the traffic state information for each road received from the transmission server to determine the state of the road as one state in a congestion, communication, and normal state; And And reproducing the traffic situation for each road in a BIFS format having video and text data based on the determination. Transmitting vehicle information, such as a speed and a location of the vehicle, when the interactive navigation terminal selects the bidirectional data service and drives the vehicle using the road guidance service; Receiving the vehicle information from a plurality of vehicle data collection servers installed in each region in a transmission server to calculate the number of vehicles and the average speed of each road and to generate traffic state information for each road; Receiving the traffic state information for each road in a content processing server and processing the traffic information content in a BIFS form; And And receiving, by the navigation terminal, the traffic information content of the BIFS type from the traffic state information of the road to be entered while the vehicle is in use by using the navigation terminal. The method of claim 5, Receiving the BIFS-type traffic information content in the navigation terminal, Determining, by the navigation terminal, state information indicating whether a road condition of a road to be entered is congested or smooth, or normal; And And if the road condition is congested, controlling to guide the road by selecting a road bypassing the estimated entry road. The method of claim 5, The two-way data service is provided through a terrestrial DMB or satellite DMB service. The method according to claim 5 or 6, The road to be entered is a traffic information providing method of a vehicle, characterized in that the position away from the current position of the vehicle set.

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