KR100667519B1 - System And Method For Transportation Forecast Service Using Cable Data Broadcasting - Google Patents

Abstract

According to the present invention, after predicting future road traffic flows based on various road traffic information and information on external factors influencing the road traffic flows, the present invention can process the traffic flow prediction information for cable broadcasting and provide it to the cable broadcasting subscriber. The present invention relates to a traffic forecast service system and method using cable data broadcasting.

The present invention collects and accumulates and manages various road traffic information and factors affecting the road traffic flow, thereby predicting future road traffic flow based on the road traffic information and future traffic flow influencing factor information. Various traffic forecasts that inform cable broadcast subscribers of future road traffic flows for any section or point by processing the data into traffic flow prediction information in a form suitable for cable data broadcasting are transmitted to the cable broadcasting transmission center. To provide services.

In addition, the present invention by processing the traffic flow prediction information for the cable broadcasting for the section or point and the forecast request period the subscriber requests when a specific traffic forecast request from the cable broadcast subscriber receiver through the return channel by transmitting it through the return channel In addition, based on cable data broadcasting, a specific cable broadcasting subscriber receiver requesting a traffic forecast can provide a traffic forecasting service indicating a road traffic flow for a forecast request period of a specific section or point. It will be able to anticipate and cope with future road traffic flows for sections or points.

Cable data broadcasting, traffic forecast service, wired cable network, road traffic information, traffic flow influencer, traffic flow prediction, cable broadcasting transmission center, cable broadcasting subscriber receiver

Description

System and Method For Transportation Forecast Service Using Cable Data Broadcasting}

1 is a block diagram illustrating a traffic forecast service system using cable data broadcasting according to the present invention.

Fig. 2 is a detailed block diagram of the traffic forecast server for cable broadcasting in Fig. 1;

3 is a flowchart illustrating an operation of collecting and storing information of a traffic forecast service system using cable data broadcasting according to the present invention.

4 is a flowchart illustrating a series of operations for providing a traffic forecast service in a traffic forecast service system using cable data broadcasting according to the present invention.

5 is a flowchart illustrating a series of operations for providing a traffic forecast service when there is a traffic forecast request from a cable broadcast subscriber receiver in the traffic forecast service system using cable data broadcasting according to the present invention.

6 to 8 are diagrams illustrating a service screen, a service request and a result screen for providing a traffic forecast service using cable data broadcasting according to the present invention.

Explanation of symbols on the main parts of the drawings

10: information providing means 20: cable broadcasting traffic forecast server

21: Traffic Information Collection Module 22: Traffic Impact Factor Collection Module

23: Traffic Information Statistics DB 24: Traffic Impact Factor DB

25: information transmission module 26: traffic forecast providing module for cable broadcasting

27: cable broadcasting application module

28: return response module

30: cable broadcasting station 31: cable broadcasting transmission center

32: cable return response server

The present invention relates to a traffic forecast service, and in particular, to collect and accumulate and manage various road traffic information and various external factors affecting the road traffic flow, and based on this, the future for any section or point The present invention relates to a traffic forecasting service system and method using cable data broadcasting for processing the traffic flow prediction information for cable broadcasting and then providing the cable broadcasting subscriber receiver after predicting the road traffic flow.

In recent years, the economic congestion and energy loss due to logistics delivery have increased due to the congestion of road traffic due to the rapid increase in traffic demand. Also, in addition to the congestion of road traffic, vehicle drivers who want to reach their desired destination first As traffic increases, vehicles that violate traffic laws such as speeding, signal violations, and lane violations are rapidly increasing, and traffic accidents are also a social problem.

In order to solve these problems, it is necessary to build roads in line with the increase in traffic demand. However, since road construction takes enormous national finance and time, it is difficult to construct roads in response to the increase in traffic demand.

Accordingly, various service methods for providing a vehicle driver with a series of traffic information for knowing road traffic conditions have been proposed. For example, a method using a radio broadcasting system, a method using a text call service system, and a large display board are proposed. Methods used, and methods using vehicle navigation systems.

Here, although the method using the radio broadcasting system provides the driver of the congested traffic situation in real time relatively in real time, the traffic information is transmitted by the broadcasting station in an arbitrary order, and in a limited section such as some highways or national highways, etc. Only traffic information is transmitted.

In addition, although the method using the text call service system can be provided with traffic information for a desired section at a desired time from the point of view of the user receiving the traffic information service, it is difficult to provide accurate and detailed traffic information only by the text call method. There is a limitation, and in the method using the large display board, since the large display board serving as the traffic information providing means is fixed at a predetermined position, the range of providing the traffic information is limited locally.

Finally, the method using the vehicle navigation system is proposed in view of the problems of the above-described traffic information service methods, which is a digital road map (DRM) and a global positioning system (GPS) module in a predetermined terminal in the vehicle. It provides traffic information using the Car Navigation System (CNS) in conjunction with navigation and navigation software.It displays the current location of the vehicle as an electronic map on the in-vehicle terminal. The route can be calculated and guided to the destination, while the traffic information can only be collected or received by a vehicle or mobile terminal with some vehicle navigation devices, so detailed traffic for any section or point of nationwide scale can be obtained. Information could not be provided.

In addition, the conventional traffic information service methods as described above provide traffic information that informs the traffic flow at the present time for any section or point, or information about an estimated time to the destination or an optimal route at the present time. There is a problem that it is difficult to anticipate and cope with the future traffic flow in advance from the point of view of the service subscriber because it does not provide the traffic flow at a certain time in the future.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and its object is to collect and accumulate and manage various road traffic information and information on external factors affecting the road traffic flow in conjunction with the information providing means. In addition, it is possible to predict future traffic flows based on the road traffic information and future traffic flow influencer information.

Another object of the present invention is to predict future traffic flows, and to process the traffic flow prediction information in a form suitable for cable data broadcasting and transmit it to the cable broadcasting transmission center, thereby providing a cable broadcasting subscriber receiver for any section or point. To provide a variety of traffic forecasting services to inform the future traffic flows.

It is still another object of the present invention to process traffic flow prediction information for cable broadcasting on a section or a point requested by a subscriber and a request period for a forecast when a traffic forecast is requested from a cable broadcast subscriber receiver through a return channel. By transmitting the data, it is possible to provide the cable broadcasting subscriber who requested the traffic forecast to provide a traffic forecast service that indicates the road traffic flow for the forecast request period of a specific section or point based on the cable data broadcasting. To anticipate and cope with traffic flows for specific segments or points and for specific periods in the future.

A feature of the present invention for solving the above object is an information providing means for collecting and managing a series of road traffic information, a cable broadcast subscriber receiver using a cable broadcast service through a cable broadcast receiver, and the cable broadcast A traffic forecasting service system having a cable broadcasting station for transmitting cable broadcasting to a subscriber receiver, the traffic forecasting service system which collects and accumulates various road traffic information in association with the information providing means, and stores and manages them in a corresponding traffic information statistics DB. Collects and accumulates information on factors affecting the road traffic flow of the section or branch collecting the road traffic information, stores and manages it in the traffic influence factor DB, and accumulates and manages various road traffic information in each DB Roads for a predetermined forecast period based on information on future and future traffic flow influencers After estimating the traffic flow, the corresponding traffic flow prediction information for cable broadcasting is constructed, and then the information is verified and transmitted to the cable broadcasting station so that the cable broadcasting-based traffic forecasting service based on the cable broadcasting to the cable broadcasting subscriber receiver through the cable broadcasting station and the wired cable network. To implement a traffic forecast service system using a cable data broadcast, including a traffic forecast server for cable broadcasting.

Here, the traffic forecast server for cable broadcasting, the impact of various road traffic information and future traffic flows on the forecast request period of the forecast request section or point in each DB for the traffic forecast request through the return channel and the cable broadcasting station of the cable broadcast subscriber receiver After extracting the element information and predicting the road traffic flow in the forecast request period, the corresponding traffic flow prediction information for cable broadcasting is constructed and transmitted to the cable broadcasting station, so that the section requested by the cable broadcasting subscriber receiver through the cable broadcasting station and the return channel, or It provides a traffic forecast service for the forecast request period of the branch.

The traffic forecast server for cable broadcasting includes a traffic information collection module that collects various road traffic information in association with an information providing means, divides the traffic information into sections and points, and stores and manages the traffic information in a traffic information statistics DB for each type of traffic information. ; It includes a traffic influence element collection module that collects information on the factors affecting the road traffic flow of each section or point at the time and a certain period of the road traffic information collection, and stores and manages it in the traffic influence DB. .

In this case, the traffic influence factor collection module collects information on factors affecting the road traffic flow of a section or a point for collecting road traffic information in the traffic information collection module and corresponds to the road traffic information collection section or a point. It is stored in the traffic influence factor DB so that the current future traffic flow influence factor information affecting the road traffic flow at the time of collecting the road traffic information, and the road traffic flow will be affected in a predetermined traffic forecast period. It collects and stores the expected future traffic flow influencer information.

The cable broadcasting traffic forecast server accesses the traffic information statistics DB and the traffic influence factor DB to provide various road traffic information and future traffic flow influence factor information necessary for constructing the cable broadcasting traffic flow prediction information for a predetermined traffic forecast period. An information transmission module for extracting and delivering the extracted information; After estimating road traffic flow for a predetermined forecast period based on various road traffic information and information on traffic flow influencing factors transmitted from the information transmission module, and constructing traffic flow prediction information for cable broadcasting suitable for cable broadcasting Information verification such as data verification, update cycle verification, vehicle speed and time verification is performed and transmitted to the cable broadcasting transmission center of the cable broadcasting station, so that traffic for a predetermined period of time to the cable broadcasting subscriber receiver through the cable broadcasting transmission center and the wired cable network. A traffic forecast providing module for cable broadcasting, which provides a forecast service; In providing a traffic forecast service based on cable data broadcasting, a cable broadcasting application module for transmitting an application for displaying the traffic forecast screen to a cable broadcasting transmission center of the cable broadcasting station is provided.

Furthermore, the traffic forecast server for cable broadcasting, if there is a traffic forecast request including the contents of the traffic forecast request from the cable station through the return channel of the cable broadcasting subscriber receiver analyzes the traffic forecast request contents necessary for the requested traffic forecast service Forecasting period based on the information on the road traffic information and traffic flow factors after extracting the road traffic information and traffic flow influencers for a specific section or point from the traffic information statistics DB and the traffic influence factor DB. Respond to the traffic forecast request by estimating the road traffic flow for and constructing the traffic flow prediction information for cable broadcasting suitable for cable broadcasting, and verifying the information, and transmitting the cable broadcasting traffic flow prediction information to the cable broadcasting station. Return to perform processing It further comprises a response module.

In this case, the cable broadcasting station analyzes the contents of the traffic forecast request when the traffic forecast request is made through the return channel of the cable broadcasting subscriber receiver, and uses the return response module of the traffic forecast server for the cable broadcasting to predict the traffic for the forecast request period of a specific section or point. And a cable return response server for transmitting the cable broadcasting traffic flow prediction information of a forecast request period for a specific section or point transmitted in response to the traffic forecast request to a corresponding cable broadcasting subscriber receiver through a return channel. It is characterized by including.

Another aspect of the present invention, the process of collecting and accumulating the information on the various road traffic information and the factors affecting the road traffic flow in the cable traffic forecast server for storing and managing in each DB; After extracting various road traffic information and future traffic flow influencing factor information accumulated in each DB, predicting road traffic flow by a predetermined forecast period, and verifying data after constructing traffic flow prediction information for cable broadcasting suitable for cable broadcasting Performing information verification such as update period verification, vehicle speed and time verification; By transmitting the traffic flow prediction information for cable broadcasting, which has been verified in the above, to the cable broadcasting transmission center of the cable broadcasting station, the cable broadcasting transmission center and the cable cable network to the cable broadcasting subscriber receiver for each predetermined forecast period based on the cable data broadcasting. A traffic forecast service method using a cable data broadcast including a process of providing a traffic forecast service is provided.

Here, the process of storing and managing the various road traffic information and the future traffic flow influence factor information in each DB, the traffic forecast server for cable broadcasting and the traffic information server serving as an information providing means interoperate with each other according to a preset information collection schedule. Collecting various road traffic information collected and managed by the traffic information server; And classifying the road traffic information collected by each section or point, and storing the accumulated road traffic information in the traffic information statistics DB and managing them by classifying the information type.

In addition, the process of storing and managing the various road traffic information and its future traffic flow influencing element information in each DB may include a road of a section or a point where the road traffic information is collected by interworking with a cable broadcasting traffic forecast server and various content servers. Collecting information on factors affecting the traffic flow at a point in time at which the road traffic information is collected and at a predetermined cycle; And storing and accumulating the future traffic flow influence factor information collected in the traffic influence factor DB so as to correspond to the traffic information collection section or point.

In the above-described traffic forecast service method using cable data broadcasting, there is a traffic forecast request from an arbitrary cable broadcasting subscriber receiver through a return channel connected with a cable broadcasting station while providing a traffic forecast service for a predetermined forecast period to the cable broadcasting subscriber receiver. Confirming the process; When the traffic forecast request is received from the cable broadcasting subscriber receiver, analyzing the contents of the traffic forecast request and confirming the traffic forecast request section or point and the forecast request period; Accessing and extracting the road traffic information and future traffic flow influencing factor information belonging to the forecast request section or point and the forecast request period identified above; Performing information verification after constructing the cable broadcasting traffic flow prediction information for the forecast request period based on the extracted road traffic information and future traffic flow influence factor information; Traffic forecast for the section, point, and duration requested by the cable broadcasting subscriber receiver by transmitting the cable broadcasting traffic flow prediction information for verifying the information to the corresponding cable broadcasting subscriber receiver through a return channel connected with the cable broadcasting station. The method may further include providing a service.

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

In the present invention, by linking with a series of information providing means to collect and store a variety of road traffic information in the DB, and also to collect and store information in the DB for the external factors affecting the road traffic flow, Based on the information, the traffic flow for the predetermined forecast period is predicted, and the corresponding traffic flow prediction information is processed into a form suitable for cable data broadcasting, and then it is sent out to the cable broadcasting subscriber receiver through the cable broadcasting broadcasting center to produce a predetermined forecast. It provides traffic forecast service by period and forecast request period based on road traffic information and future traffic flow influencer information on forecast request section or point accumulated in DB when requesting specific traffic forecast from cable broadcasting subscriber receiver through return channel. Of traffic flow forecasts by estimating road traffic flows Through a return channel there is provided in that the cable broadcast receiver selectively to the subscriber and traffic forecast service system therefor has a configuration as shown in FIG. 1, the accompanying drawings.

That is, the traffic forecast service system using the cable data broadcasting according to the present invention, as shown in Figure 1, in conjunction with the information providing means for providing a series of road traffic information, and the information providing means 10 Collects and accumulates and manages various road traffic information, and collects and accumulates and manages information on external factors affecting the road traffic flow at a point in time and at regular intervals for collecting road traffic information and future traffic. Based on the flow influencing factor information, the road traffic flow of a predetermined forecast period for a certain section or point is predicted, configured in a form suitable for cable broadcasting, and the information is verified. Cable broadcast subscriber receiver via its cable station 30 and wired cable network by transmitting It provides a cable broadcasting-based traffic forecast service, and accesses and requests road traffic information and future traffic flow influencer information accumulated in a DB for a traffic forecast request through a return channel and a cable station 30 of a cable broadcasting subscriber receiver. The cable broadcasting traffic that predicts the road traffic flow at the traffic forecast request date and time for the section or point which has been completed, and then transmits the traffic flow prediction information for the cable broadcasting to the cable broadcasting subscriber receiver through the cable broadcasting station 30 and the return channel. Performs a series of traffic forecast transmission functions based on cable data broadcasting and a traffic forecast request and response function through a return channel between the forecast server 20, the cable broadcast traffic forecast server 20, and the cable broadcast subscriber receiver. It consists of a cable broadcasting station (30).

The information providing means 10 is a vehicle traveling speed of fixed sections or points in which traffic detectors, speed meters, and vehicle surveillance CCTVs and CCD cameras are installed on roads (highways, national roads, local roads, downtown roads, etc.) throughout the country. It also includes a number of traffic information servers that collect, store, and manage a series of road traffic information, such as traffic conditions and road images.

The traffic broadcasting server 20 for cable broadcasting will be described in more detail with reference to FIG. 2, which is a traffic information collecting module 21 interworking with the information providing means 10 and information on traffic flow influence factors. Traffic impact factor collection module 22 for collecting the traffic information, traffic information statistics DB 23 and traffic impact factor DB 24 for accumulating and storing information collected by each collection module, and information necessary for traffic flow prediction. In order to transmit a specific traffic forecast request through the information transmission module 25, the cable broadcasting traffic forecast providing module 26, the cable broadcasting application module 27, and the return channel and the cable broadcasting station 30 of the cable broadcasting subscriber receiver. And a return response module 28 for performing response processing.

The traffic information collecting module 21 collects a series of road traffic information collected and managed by the traffic information server in association with various traffic information servers serving as the information providing means 10, and then divides the traffic information collection module into sections. Each traffic information is stored in the traffic information statistics DB 23 for accumulation and management.

The traffic influence factor collection module 22 may include information on factors affecting the road traffic flow of a section or point at which the traffic information collection module 21 collects road traffic information, for example, weather, date, day of the week, time, Collects information about external factors such as holidays, holidays, events, gatherings, construction, and roadside feature information (schools / schools, sports venues, nightlife, tourist attractions, department stores, discount stores, markets, terminals, stops, etc.) It is stored in the traffic influence factor DB 24 so as to correspond to the road traffic information collection section or point, and is accumulated and managed. At this time, the information on the current future traffic flow influencing factors affecting the road traffic flow at the time of collecting the road traffic information, and a predetermined traffic forecast period (that is, a future period to receive prediction information on the road traffic flow) Information about future traffic flow influencers that are expected to affect the road traffic flow is collected according to the characteristics of the road traffic information collection period and at regular intervals.

The information transmission module 25 accesses the traffic information statistics DB 23 and the traffic influence factor DB 24 to configure various road traffic information and traffic flow influence factors necessary for constructing the traffic flow prediction information for cable broadcasting for a predetermined traffic forecast period. Information is extracted and transmitted to the traffic forecast providing module 26 for cable broadcasting.

The traffic forecast providing module 26 for cable broadcasting predicts road traffic flow for a predetermined forecast period based on various road traffic information and information on traffic flow influencing factors transmitted from the information transmission module 25 to the cable broadcast. After constructing a suitable type of traffic flow prediction information for cable broadcasting, a series of information verification (data verification, update period verification, vehicle speed and time verification) is performed and transmitted to the cable broadcasting transmission center 31 of the cable broadcasting station 30. Through a cable broadcasting transmission center 31 and a wired cable network, a traffic forecast service for a predetermined forecast period is provided to a cable broadcasting subscriber receiver.

The cable broadcasting application module 27 provides a traffic forecast service based on cable data broadcasting through a cable broadcasting station 30 and a wired cable network, and provides an application for displaying the traffic forecast screen by a cable of the cable broadcasting station 30. It transmits to the broadcasting transmission center 31.

The return response module 28 analyzes the traffic forecast request content when the traffic forecast request including the traffic forecast request content from the cable return response server 32 of the cable station 30 through the return channel of the cable broadcast subscriber receiver is received. The traffic information statistics DB 23 and the traffic influence factor DB 24 for a particular section or point required for the requested traffic forecast service, and then the road traffic information and Based on the information on the influence factors of the traffic flow, the road traffic flow for the forecast request period is predicted, composed of the traffic flow prediction information for the cable broadcasting suitable for the cable broadcasting, and the information is verified to perform the cable return of the cable broadcasting station 30. By transmitting to the response server 32, a response process for the traffic forecast request is performed.

In addition, the cable broadcasting station 30 broadcasts an application for displaying the traffic forecast screen transmitted from the cable broadcasting traffic forecast server 20 to provide the traffic forecast service to the cable broadcasting subscriber through the cable network. A cable broadcasting transmission center 31 which transmits the cable broadcasting traffic flow prediction information periodically transmitted from the cable broadcasting traffic forecast server 20 to the receiver through the wired cable network to the cable broadcasting subscriber receiver; When the traffic forecast request is requested through the return channel of the broadcast subscriber receiver, the traffic forecast request is analyzed and a traffic forecast for the forecast request period of a specific section or point is requested to the return response module 28 of the traffic forecast server 20 for cable broadcasting. And specific phrases sent in response to the traffic forecast request. That transmits a cable broadcast forecast traffic prediction information in request period for the subscriber and the point to the cable broadcast receiver corresponding through the return channel comprises a cable return response server 32.

In addition, in the present invention, the cable broadcasting subscriber provided with the traffic forecast service is a subscriber using the cable broadcasting service through the cable broadcasting receiver and the screen output device (TV, etc.), and the cable broadcasting receiver can identify the individual cable broadcasting subscriber. A unique set of identification information, which is connected to the cable return response server 32 of the cable station 30 through a wired cable network to request a traffic forecast of a specific period of time for a specific section or point desired by the user. It should be able to provide Return Channel of.

In addition, in the present invention, when there is no traffic forecast request from the cable broadcasting subscriber receiver, the traffic forecast service predicts road traffic flow for a predetermined traffic forecast period, and provides a corresponding traffic forecast service, wherein the forecast period is a forecast period. We can provide short-term forecasts such as short-term forecasts or daily forecasts within a few hours from the time point, medium-term forecasts within the week or 10 days, and long-term forecasts divided by month or season. Will be.

The information collection and storage operation of the traffic forecast service system using the cable data broadcasting having such a configuration will be described in detail with reference to FIG. 3.

First, the traffic information collecting module 21 of the cable broadcasting traffic forecast server 20 and the various traffic information servers serving as the information providing means 10 interwork with each other according to a predetermined information collection schedule (step S31a). The road traffic information collected and managed by the traffic information server is collected on the cable forecasting traffic forecast server 20 side (step S32a).

Thereafter, the traffic information collecting module 21 of the traffic forecast server 20 for cable broadcasting divides the road traffic information collected by interworking with various traffic information servers on the information providing means 10 for each section or point. In addition, the information is classified according to the information type (vehicle driving speed information, passing time information, traffic condition information, road image information, etc.) and stored in the traffic information statistics DB 23 (step S33a), and the road according to the above-described information collection schedule. The traffic information collection and storage procedure is repeatedly performed, and through this, the aforementioned road traffic information is collected, accumulated, stored, and managed.

In addition, the traffic influence factor collection module 22 may collect various information servers (eg, information) that may collect information on factors affecting the road traffic flow at the time when the traffic information collection module 21 collects road traffic information. , Meteorological office server, police agency server, local information providing server, sports event guidance server, government and local government server, shopping guidance server, etc.) (step S31b), and thus the road of the section or branch where road traffic information was collected. Factors affecting traffic flow (e.g. weather, date, day of the week, time of day, holiday, holiday, event, rally, construction, roadside feature information (school / academy, sport venue, nightlife, tourist destination, department store, discount store, marketplace, Information about the terminals, stop information, ...), etc.) is collected at a time point and at a predetermined cycle of collecting road traffic information (step S32b).

Subsequently, the traffic influence factor collection module 22 of the traffic forecast server 20 for cable broadcasting includes a traffic influence factor DB so as to correspond to road traffic information, information on traffic flow influence factors collected by mutual interaction with various content servers. (24) and collects and stores information on the factors affecting the road traffic flow by repeating the procedure of collecting and storing the traffic flow influence factors by mutual interaction with the above-described content server. Accumulated storage and management.

According to the procedure described above, a road traffic information and future traffic flow influencing factor information are collected and stored in respective DBs in a traffic forecast service system using cable data broadcasting. An operation of providing a traffic forecast service will be described in detail with reference to FIG. 4.

First, the future of influencing various road traffic information and the road traffic flow by the traffic information collection module 21 and the traffic influence factor collection module 22 on the traffic information statistics DB 23 and the traffic influence factor DB 24. When traffic flow influence factor information is accumulated and stored, the information transmission module 25 stores various road traffic information and future traffic flow influence factors accumulated and stored in the traffic information statistics DB 23 and the traffic influence factor DB 24. The information is periodically extracted and transmitted to the cable broadcasting traffic forecast providing module 26 (step S41).

Then, the cable broadcasting traffic forecast providing module 26 predicts the road traffic flow for each predetermined forecast period based on various road traffic information and future traffic flow influencing factor information transmitted from the information transmission module 25 and corresponds to the cable broadcasting traffic. Flow prediction information is configured (step S42).

Thereafter, the cable broadcasting traffic forecast providing module 26 performs information verification such as data verification, update period verification, vehicle speed and time verification, etc. on the cable broadcasting traffic flow prediction information configured above (step S43). The cable broadcasting traffic flow prediction information is transmitted to the cable broadcasting transmission center 31 of the cable broadcasting station 30 (step S44).

The cable broadcasting transmission center 31 wires an application for displaying the traffic forecast screen received from the cable broadcasting application module 27 of the cable broadcasting traffic forecast server 20 to provide the traffic forecast service to the cable broadcasting subscriber receiver. The cable broadcasting receiver is transmitted to the cable broadcasting receiver of the cable broadcasting subscriber through the cable network, and the traffic flow prediction information for the cable broadcasting periodically transmitted from the cable broadcasting traffic forecast providing module 26 of the cable broadcasting traffic forecast server 20 is then transmitted. By transmitting through a wired cable network, a cable broadcasting subscriber receiver will provide a traffic forecast service for a predetermined forecast period (short term forecast, daily forecast, weekly forecast, monthly forecast, seasonal forecast, etc.) based on cable data broadcasting ( Step S45).

In this way, while providing a traffic forecast service for a predetermined forecast period to a cable broadcasting subscriber receiver, an operation of providing a traffic forecast service when a specific traffic forecast request is received from a cable broadcasting subscriber receiver is described with reference to FIG. 5. It will be described in detail as follows.

First, the cable broadcasting traffic forecast server 20 provides a traffic forecast service for a predetermined forecast period according to the above-described procedure, and the cable return response server 32 of the cable broadcasting station 30 is provided while providing the traffic forecast service. In step S51, the cable broadcasting subscriber receiver checks whether there is a traffic forecast request for a specific period or a specific period of a point through the return channel.

At this time, if there is no traffic forecast request from the cable broadcasting subscriber receiver, the traffic forecast service for each predetermined forecast period is continuously provided based on the above-described cable data broadcasting by the cable broadcasting traffic forecast server 20 (step S52).

However, when it is confirmed that there is a traffic forecast request from any cable broadcasting receiver, that is, the cable broadcasting network provides a return channel through a button operation or a remote control operation of the cable broadcasting receiver used by the cable broadcasting subscriber. When the traffic broadcasting service is requested to the cable broadcasting station 30 in order to grasp the traffic flow for a specific period of a specific section or point in advance, the cable broadcasting receiver may request the cable broadcasting subscriber for the cable broadcasting subscriber. Generates a traffic forecast request content (identification request section including a forecast request section or point, a forecast request period, etc.) with identification information, and returns the cable of the cable station 30 through the return channel of the wired cable network connected thereto. The response is sent to the response server 32.

In this way, when a specific traffic forecast request content by any cable broadcasting subscriber receiver is transmitted to the cable return response server 32 of the cable broadcasting station 30, the cable return response server 32 checks the return channel of the cable broadcasting subscriber receiver. The traffic forecast server for cable broadcasting analyzes the traffic forecast request section through the traffic forecast request section or point that the cable broadcasting subscriber wants to receive, the forecast request period, and the traffic forecast for the section or spot and the forecast request period. A request is made to the return response module 28 of step 20 (step S53).

Then, the return response module 28 of the traffic forecast server 20 for cable broadcasting responds to the traffic information statistics DB 23 and the traffic influence factor DB according to the traffic forecast request by the cable return response server 32 of the cable broadcasting station 20. (24) accesses and extracts road traffic information and traffic influence factor information for a specific section or point required for constructing the requested traffic flow prediction information, wherein various road traffic information belonging to the forecast request section or point, and Information on the traffic flow influence factors belonging to the forecast request section or point and the forecast request period is extracted (step S54).

In addition, after the return response module 28 extracts various road traffic information and future traffic flow influencer information belonging to the forecast request section or point and the forecast request period, the return response module 28 predicts the road traffic flow for the forecast request period based on the information. To configure the cable broadcasting traffic flow prediction information suitable for the cable broadcasting (step S55), and after performing a series of verifications on the cable broadcasting traffic flow prediction information configured above (step S56), the cable broadcasting traffic The flow prediction information is transmitted to the cable return response server 32 of the cable broadcasting station 30 in response to the traffic forecast request (step S57).

In addition, the cable return response server 32 of the cable broadcasting station 30 transmits the cable broadcasting traffic flow prediction information for the request forecast period of the forecast request section or the point transmitted in response to the traffic forecast request through the return channel. When the traffic forecast request is requested from the cable broadcasting subscriber receiver, the cable requesting the traffic forecast using the cable broadcasting receiver identification information, which is identification information of the cable broadcasting subscriber receiver included in the traffic information request content, is transmitted to the broadcasting subscriber receiver. Traffic flow prediction information about the requested forecast period of a specific section or point requested to the broadcast subscriber receiver is transmitted, and the cable broadcast receiver on the cable broadcast subscriber side receives a request forecast period of a specific period or point transmitted through the return channel. Traffic flow forecasting information for cable broadcasting By displaying the information on the screen output device, it is possible to provide a traffic forecast service for a specific period or point and period desired by the cable broadcasting subscriber based on the cable data broadcasting (step S58).

Furthermore, in the present invention, the cable broadcasting traffic forecast server 20 provides a service to the cable broadcasting subscriber after providing a series of traffic forecast services to any cable broadcasting subscriber based on the cable data broadcasting at the request of the cable broadcasting subscriber. The details are stored and managed in a separate customer information DB.

On the other hand, with reference to the accompanying drawings a series of operations for providing a traffic forecast service based on the above-described cable data broadcast for example as follows.

First, when a cable broadcast subscriber selects a channel for providing a traffic forecast service through a button operation or a remote control operation of a cable broadcast receiver used by the cable broadcast subscriber, the cable broadcast receiver transmits the cable broadcast transmission center 31 of the cable broadcast station 30. By using the application for displaying the traffic forecast screen received from the wired cable network from the service screen as shown in FIG. 6 is displayed on the screen output device, in this state the cable broadcasting subscriber receiver as shown in FIG. When requesting the traffic forecast service of the future point of a particular section or point, that is, three hours later on the Gyeongbu Expressway during the highway traffic forecast through the same service menu selection, the cable broadcasting traffic forecast server 20 uses the cable forecasting method according to the above-described procedure. The cable broadcasting station 30 by configuring the traffic flow prediction information The cable broadcasting transmission center 31, and by giving to transmission over a wired cable network, a cable broadcast receiver subscriber traffic forecast i.e., after 3 hours it will provide the overall flow of traffic prediction information in diameter highway.

In addition, when the cable broadcasting subscriber receiver requests a traffic forecast of a specific point, for example, near the metropolitan area of Gyeongbu Expressway, through a return channel connected with the cable broadcasting receiver, the cable return response server 32 of the cable broadcasting station 30 is provided. And the traffic flow prediction information about the section and time point requested by the return response module 28 of the traffic forecast server 20 for cable broadcasting, that is, the vicinity of the metropolitan area of the Gyeongbu Expressway, to the cable broadcasting subscriber receiver through the return channel. As a result, detailed traffic flow prediction information three hours after the vicinity of the metropolitan area of the Gyeongbu Expressway as shown in FIG. 8 attached to the cable broadcasting subscriber receiver is provided.

In addition, the traffic forecast service described above may provide traffic forecasts such as metropolitan areas, highways, and local roads, as well as traffic forecast services such as fast road forecasts, MY Road, and map views.

In addition, the embodiments according to the present invention are not limited to the above-described embodiments, and various alternatives, modifications, and changes can be made within the scope apparent to those skilled in the art.

As described above, the present invention collects and accumulates and manages various kinds of road traffic information and information on factors affecting the road traffic flow, and thus, the future road based on the road traffic information and future traffic flow influence factor information. The traffic flow can be predicted and processed into a traffic flow prediction information in a form suitable for cable data broadcasting, and transmitted to the cable broadcasting transmission center, so that the future road traffic flow for any section or point is transmitted to the cable broadcasting subscriber receiver. Ali will be able to provide a variety of traffic forecast services.

In addition, the present invention, after processing a specific traffic forecast request from the cable broadcast subscriber receiver through the return channel, after processing the traffic flow prediction information for the cable broadcast for the section or point requested by the subscriber receiver and the forecast request period and transmits it through the return channel By providing a traffic forecast service, a traffic forecast service indicating a road traffic flow for a forecast request period of a section or a point based on cable data broadcasting can be provided to a specific cable broadcast subscriber receiver requesting a traffic forecast. It is possible to anticipate and cope with future road traffic flows for specific sections or points.

Claims (12)

A traffic forecast service system comprising information providing means for collecting and managing a series of road traffic information, a cable broadcasting subscriber receiver using a cable broadcasting service, and a cable broadcasting station transmitting cable broadcasting to the cable broadcasting subscriber receiver. According to the information collection schedule, the road traffic information collected and managed by the information providing means is collected, and at least one vehicle traveling speed information, passing time information, traffic condition information, and road image information for each section or point is obtained from the traffic information statistics DB. A traffic information collection module to store in the; At least one of weather, date, day of the week, time of day, holiday, holiday, event, assembly, construction, road around feature information affecting the road traffic flow of the section or point collecting the road traffic information in the traffic information collection module A traffic impact factor collection module for collecting future traffic flow impact information including information from a content server and storing the traffic impact factor information in a traffic impact factor DB; An information transmission module that accesses the traffic information statistics DB and the traffic influence factor DB to extract and deliver road traffic information and future traffic flow influence factor information necessary for constructing cable flow traffic flow prediction information for a specific traffic forecast period; The cable broadcasting station is configured by estimating the future road traffic flow for a specific forecast period based on the road traffic information and the future traffic flow influence factor information transmitted from the information transmitting module, and configuring the traffic flow prediction information for cable broadcasting. A cable broadcasting traffic forecast providing module for transmitting the cable forecasting device and a cable to a cable broadcasting subscriber receiver to provide a traffic forecast service for a specific forecast period; When there is a traffic forecast request through the return channel from the cable broadcasting subscriber receiver, the traffic forecast request is analyzed and traffic information statistics DB and information on road traffic information and future traffic flow influencing factors for the traffic information request section or point are analyzed. Based on the road traffic information extracted from the traffic influence factor DB and the future traffic flow influence factors, the road traffic flow for the request period is predicted and processed into cable flow traffic flow prediction information suitable for cable broadcasting. And a return response module for transmitting flow prediction information to the cable broadcasting station. delete delete delete The method of claim 1, The traffic forecast providing module for cable broadcasting and the return response module may perform at least one information verification among data verification, update period verification, vehicle speed, and time verification. The method of claim 1, In providing a traffic forecast service based on cable broadcasting, the cable broadcasting application module for transmitting the application for displaying the traffic forecast screen to the cable broadcasting apparatus of the cable broadcasting station further comprises a cable broadcasting traffic. Forecast service system. The method of claim 1, When the cable broadcasting station requests a traffic forecast through a return channel of a cable broadcasting subscriber receiver, the cable broadcasting station analyzes the contents of the traffic forecast request and requests a traffic forecast for a forecast request period of a specific section or a point with a return response module of the traffic forecast server for a cable broadcasting. And a cable return response server for transmitting the cable broadcasting traffic flow prediction information of a forecast request period for a specific section or point transmitted in response to the traffic forecast request to a corresponding cable broadcasting subscriber receiver through a return channel. Traffic forecast service system using a cable broadcast, characterized in that. The cable broadcasting traffic forecast server and the traffic information server interoperate with each other according to a predetermined information collection schedule to collect road traffic information from the traffic information server, and then at least one vehicle traveling speed information, passing time information, and traffic for each section or point. Dividing it into situation information and road image information and storing and storing it in a traffic information statistics DB; The weather, date, day of the week, time, holiday, holiday, event, assembly, construction, road affecting the road traffic flow of the section or point where the cable broadcasting traffic forecast server and the content server interoperate with each other. Collecting future traffic flow impact information including at least one of the neighboring feature information, storing the cumulative traffic flow impact information in a traffic impact factor DB, and storing the cumulative traffic information; Extracting road traffic information and future traffic flow influencing factor information stored in the traffic information statistics DB and traffic influencing factor DB to predict future road traffic flow for a specific forecast period to configure traffic flow prediction information for a cable broadcasting. Steps; Traffic forecasting using cable broadcasting comprising the step of transmitting the traffic flow prediction information for the cable broadcasting configured above to a cable broadcasting subscriber receiver through a cable transmission apparatus and a cable of a cable broadcasting station to provide a traffic forecast service for each forecast period based on the cable broadcasting. In the process of providing the service, The process of providing a traffic forecast service using the cable broadcast, Checking whether there is a traffic forecast request on a return channel from the cable broadcast subscriber receiver; Extracting road traffic information and future traffic flow influence factor information for a traffic information request section or point by analyzing the traffic forecast request when there is a traffic forecast request from the cable broadcasting subscriber receiver; Processing the traffic flow prediction information for cable broadcasting from the extracted road traffic information and future traffic flow influence factor information; And By using the identification number of the cable broadcasting subscriber receiver, the traffic flow prediction information for cable broadcasting, which has been verified, is transmitted to the cable broadcasting subscriber receiver correspondingly through the return channel, so that the traffic flow for the traffic information request section or point is performed. The traffic forecast service method using a cable broadcast, characterized in that it further comprises the step of providing prediction information. delete delete The method of claim 8, The step of configuring the traffic flow prediction information for cable broadcasting and processing the traffic flow prediction information for cable broadcasting, And performing at least one information verification of data verification, update period verification, vehicle speed, or time verification. The method of claim 8, And after the step of configuring the traffic flow prediction information for cable broadcasting in a form suitable for cable broadcasting, transmitting the cable broadcasting application to a cable broadcasting subscriber receiver through a cable transmitting apparatus and a cable of the cable broadcasting station. Traffic forecast service method using cable data broadcasting.

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