KR20020085747A - Realtime/on-demand wireless sightseeing information multicasting system using mobile terminal and method thereof - Google Patents

Abstract

PURPOSE: A real-time/on-demand tourist broadcast system using a mobile terminal and a method thereof are provided to check the location of a mobile terminal user periodically and to transmit multimedia tourist information, corresponding to many pieces of location information based on the movement of the user, in real time. CONSTITUTION: A real-time/on-demand tourist broadcast system(200) is comprised of a stream data generation part(210), a database(220), a tourist information search part(270), a member management part(230), a broadcast data management part(240), a broadcasting part(250), and a location trace part(260). The location trace part(260) is periodically provided the location information of a mobile terminal user from a mobile service provider, connected through a network(300), and temporarily stores it. The broadcasting part(250) makes the location trace part(260) provide the location information of the mobile terminal user while transmitting a search request signal to the tourist information search part(270). The broadcasting part(250) contains a real-time broadcasting unit(252), an on-demand broadcasting unit(254), and a data transmit-receive unit. The real-time broadcasting unit(252), if a tourist broadcast request signal is received from the mobile terminal user, requests the location trace part(260) to provide the location information of the mobile terminal user. The real-time broadcasting unit(252) periodically receives the location information of the mobile terminal user and transmits rough tourist information, corresponding to many pieces of location information based on the movement of the user, to the mobile terminal in real time.

Description

Real-time / on-demand wireless sightseeing information multicasting system using mobile terminal and method

The present invention relates to a real-time / on-demand tourist broadcasting system and a method using a mobile communication terminal, and more specifically, to grasp the location of the user of the mobile communication terminal periodically corresponding to a plurality of location information according to the movement of the user of the mobile communication terminal The present invention relates to a real-time / on-demand tourist broadcasting system and a method for stream transmission of tourism information in real time, stream transmission of tourism information corresponding to personal tourism information by receiving personal tourism information from a mobile communication terminal.

Recently, personal information such as PDA (Personal Digital Assistant), HPC (Hand Personal Computer), Web pad, notebook, smartphone, WAP (Wireless Application Protocol) phone, Palm PC, e-Book terminal, HHT (Hand Held Terminal) Mobile data communication services using terminals are widely used.

Such mobile data communication services include wireless internet service, mobile computing service, wireless data communication service, wireless internet access service, satellite communication service, and the like, and various mobile solutions (mobile device operating systems) for these mobile data communication services. And application for OS, development tool, mobile browser, moving picture solution, voice / speaker authentication solution, location-based solution, etc., mobile content (mobile portal, download service (character, music, initial screen, etc.), chat, life information (News, stock prices, entertainment, weather, etc.), guide services, geolocation services, Java games, mobile betting, etc., M commerce (banking, securities trading, reservation services, mobile shopping, mobile auctions, mobile advertising, billing, alternative payment) , Business consulting, certification and security, etc., network (optical transmission equipment and repeater, mobile network) Management and Surveillance System, Mobile Network Application, Wireless LAN, Home RF, Infrared Data Association (IrDA), Bluetooth, Mobile Modem, etc. and Peripherals (Mobile Keyboard, Printer, Digital Camera, MP3 Player, Portable I / O Device, External Device Connection Device) Communication environment is provided.

Among the mobile data communication services using personal information terminals, the most widely received field due to business diversification, marketability, and technological progress is the wireless broadcasting service field that provides various contents as personal information terminals. Wireless broadcasting service is provided mainly by providers and mobile communication providers.

However, the currently provided wireless broadcasting service does not deviate from the existing broadcasting concept and only downloads fixed contents to a personal information terminal based on a text format for a large number of unspecified users, and does not satisfy the needs of service users. There is a situation. In other words, in providing information to service users, the type of information, the type of medium (eg, voice, video, text, etc.), the time zone for providing information, and the broadcasting type (eg, real time or on-demand) according to the characteristics of the information, etc. By not giving them a variety of options, service providers are overlooking the essential part of providing information.

In particular, the contents provided by CP do not cover various fields, and provide distracting information mainly focused on teenagers, so that integrated and systematic multimedia information applicable to the next generation technology such as IMT2000 will be covered. It has been neglected to develop a content development system and a content providing system.

In terms of communication media for wireless broadcasting, in the case of a telephone network access service, the communication channel is not suitable for the transmission of multimedia data, and in the case of the satellite broadcasting service, the burden is imposed on the service user due to an expensive satellite fee and a relay fee. There is a growing problem.

At present, the provision of tourism information is dependent on the existing voice-oriented service using the public payphone network, and therefore, there is a limit in delivering tourism information. That is, the location-based information providing service based on the location registration of the mobile communication terminal through the base station can be provided with detailed multimedia information only when combined with the wired Internet, which is very inconvenient for many tourists to use.

In addition, the regional information providing service using the Global Position System (GPS) or the Geographic Information System (GIS) requires a lot of system construction costs and the high price of the terminal, making it difficult to use the public and limiting the provided information to geographic information. Therefore, there is a problem that is difficult to use for tourism.

Therefore, there is a need for a low-cost, high-efficiency network-to-network connection and transmission technology that enables the acquisition, stream transmission, and multicasting of multimedia data by minimizing the load on the network by linking existing Internet networks, mobile communication networks, and wireless Internet networks. In order to meet the information age, it is required to develop a wireless broadcasting system that generates the latest tourism information as multimedia stream data and transmits and multicasts the streams with high quality voice and video in real time or through user orders.

The present invention is devised to meet the above requirements, and periodically grasps the location of the user of the mobile communication terminal, and transmits the multimedia tourism information corresponding to the plurality of location information according to the movement of the user of the mobile communication terminal in real time. Receive the personal tourism information from the mobile communication terminal and stream the multimedia tourism information corresponding to the personal tourism information, provide multimedia tourism information generated in multiple languages according to the user information of the mobile communication terminal, and introduce multi-party conversation technology. The purpose is to provide a real-time / on-demand tourism broadcasting system and method that enables the sharing of tourism information through question and answer.

1 is a block diagram schematically illustrating a form in which a real-time / on-demand tourism broadcasting system using a mobile communication terminal according to the present invention is connected to an external system through a network.

2 is a block diagram schematically showing the internal configuration of a real-time / on-demand tourism broadcasting system using a mobile communication terminal according to the present invention.

3 is a block diagram schematically showing the internal configuration of the real-time broadcasting on-demand tourism broadcasting system and the on-demand broadcasting means distributed by the mobile communication terminal according to the present invention.

4 illustrates data fields of a database of a real-time / custom type commercial broadcasting system using a mobile communication terminal according to the present invention.

5 is a flowchart illustrating a real-time / on-demand tourism broadcast providing method using a mobile communication terminal according to the present invention.

<Explanation of symbols for main parts of drawing>

100: tourist information provider

200: Real-time / on-demand tourism broadcasting system using mobile communication terminal

210: stream data generation unit 220: database

230: member management unit 240: broadcasting material management unit

250: broadcasting unit 252: real-time broadcasting means

254: on-demand broadcasting means 256: data communication means

260: location tracking unit 270: tourism information search unit

300: wired network

In order to achieve the above object, a real-time / on-demand tourism broadcasting system using a mobile communication terminal according to the present invention includes a location tracking unit for receiving the location information of the mobile communication terminal user periodically and temporarily stored in the mobile communication provider; It requests the location information of the mobile communication terminal user to the location tracking unit to be provided at regular intervals, and receives the reception acknowledgment information by transmitting tourism outline information corresponding to a plurality of location information according to the movement of the mobile communication terminal user to the mobile communication terminal in real time. Real-time broadcasting means and location tracking unit to send the retrieved tourist stream data to the mobile communication provider to stream to the mobile communication terminal to request the location information of the user of the mobile communication terminal and receive personal tourism information from the mobile communication terminal On-demand broadcasting means for receiving the tourism stream data corresponding to the tourism information and transmitting the stream to the mobile communication provider to multicast to the mobile communication terminal, and receives a tourism broadcast request signal from the mobile communication terminal to receive real-time broadcasting means and on-demand broadcasting. Flag Bangsongbu that; A tourism information search unit which receives a search request signal including user location information and personal tourism information from the broadcasting unit, searches for the corresponding tourism stream data, and provides the broadcasting unit to the broadcasting unit; And a database for storing user information, location information, tourism summary information, and tourism stream data and controlling input and output of the data.

In order to achieve the above object, the real-time / on-demand tourism broadcast providing method using a mobile communication terminal according to the present invention (a) receives the tourism content to generate tourism multimedia data, compress the generated tourism multimedia data to tourism Generating stream data and storing and managing the generated tourism stream data; (b) receiving a tourism broadcast request signal from a mobile communication terminal and determining which tourism broadcast to provide among tourism-on-demand and real-time tourism broadcasts; (c) receiving the location information of the user of the mobile communication terminal at a predetermined time interval from the mobile communication service provider for real-time tourism broadcasting to identify a region; (d) Searching the tourism stream data corresponding to the identified region from the database, providing tourism outline information to the mobile communication terminal, and receiving the selection of the final reception of real-time tourism broadcasting from the user of the mobile communication terminal. Casting; And (e) storing and managing broadcast data including user information, broadcast progress information, and broadcast transmission information in a database, and performing steps (b), (c), and (d) until a broadcast termination request signal is received. Repeatedly executing to provide a real-time tourism broadcast.

Hereinafter, with reference to the accompanying drawings will be described in detail the real-time / on-demand tourism broadcasting system and method using a mobile communication terminal according to the present invention.

1 is a block diagram schematically illustrating a form in which a real-time / on-demand tourism broadcasting system 200 using a mobile communication terminal according to the present invention is connected to an external system through a network 300.

1, a real-time / on-demand tourism broadcasting system using a mobile communication terminal according to the present invention (hereinafter referred to as "tourism broadcasting system" means "real-time / on-demand tourism broadcasting system using a mobile communication terminal" according to the present invention) 200 is connected to the tourism information provider 100, and is connected to the mobile communication service provider 400, which manages the mobile communication terminal 500 through a wireless network, through a wired network 300.

The tourism broadcasting system 200 according to the present invention may be connected to a plurality of optical information providers and a wired network 300 including a dedicated line, the Internet, and the like, and a wireless network 300 including a wireless Internet and a mobile communication network.

The tourist information provider 100 may provide information in real time at a tourist destination using a personal information terminal capable of data communication such as a laptop, PDA, mobile communication terminal, and the like, and these personal information terminals may be equipped with various AV equipment (eg, digital cameras). And digital video, etc.) (recently, personal information terminal products are being produced that can input and store multimedia data).

The tourism broadcasting system 200 is connected to the mobile communication service provider 400 through a wired network 300 including the Internet and a dedicated line. It is preferable to use the existing Internet to reduce hardware installation costs. The tourism broadcasting system 200 is provided with a plurality of transmission servers that allocate and distribute a wired channel so that multimedia data can be streamed without a transmission error by determining the number of wireless channels allocated to each mobile communication terminal 500.

Accordingly, the mobile communication service provider 400 may have a unique data transmission protocol with the tourism broadcasting system 200 to multicast the streamed multimedia data to the mobile communication terminal 500 through each wireless channel. That is, the mobile communication service provider 400 receives the wireless broadcasting to the mobile communication terminal 500 even with the existing system by receiving the control information related to the multimedia data and data transmission from the tourism broadcasting system 200 without installing additional hardware. Can provide.

2 is a block diagram schematically showing the internal configuration of a real-time / on-demand tourism broadcasting system 200 using a mobile communication terminal according to the present invention.

According to Figure 2, the real-time / on-demand tourism broadcasting system 200 using the mobile communication terminal according to the present invention stream data generation unit 210, database 220, tourism information search unit 270, member management unit 230 And a broadcast data management unit 240, a broadcast unit 250, and a position tracking unit 260, the broadcast unit 250 includes a real time broadcasting means 252, an on-demand broadcasting means 254, and a data transmitting means. .

The location tracking unit 260 periodically receives the location information of the user of the mobile communication terminal 500 from the mobile communication provider 400 connected through the wired network 300 and temporarily stores the location information.

Here, the base station of the mobile communication service provider 400 calculates the location information of the user by periodically registering the location of the mobile communication terminal 500. In other words, the mobile communication terminal 500 registers when the power is turned on, registers when the power is turned off, registers a cycle for receiving normal service, registers distance based on a deviation from the last registration point, and registers a change in the location area. , Parameter change registration, base station command registration, traffic channel registration, various location registration is performed, and the mobile communication service provider 400 estimates the strength of the location registration radio signal received at three or more base stations and performs the mobile communication terminal 500 through triangulation. Calculate the location information of).

While the broadcasting unit 250 transmits a search request signal to the tourist information search unit 270, the location tracking unit 260 provides the location information of the user of the mobile communication terminal 500 so that the tourism information search unit 270 responds. Tourist information corresponding to the area can be searched.

When the real-time broadcasting means 252 of the broadcasting unit 250 receives the tourist broadcast request signal from the user of the mobile communication terminal 500, the location tracking unit 260 requests the location information of the user of the mobile communication terminal 500 to be positioned at a predetermined period. The information is received and the mobile communication terminal 500 transmits the tourism schematic information corresponding to the plurality of location information according to the movement of the user to the mobile communication terminal 500 in real time.

The real-time broadcasting means 252 receives the reception acknowledgment information of the entire tourism broadcast data from the user of the mobile communication terminal 500 confirming the tourism outline information, and transmits the user information (the mobile communication terminal 500) to the tourism information search unit 270. It includes information for identification, nationality information of the user, etc.) and location information to request retrieval of the tourism stream data.

The real-time broadcasting means 252 receives the retrieved tourist stream data, stores it in a transmission buffer, and transmits the stream to the mobile communication service provider 400 to multicast to the mobile communication terminal 500.

On the other hand, the on-demand broadcasting means 254 of the broadcasting unit 250 receives the location information of the user of the mobile communication terminal 500 from the location tracking unit 260 and receives the personal tourism information from the mobile communication terminal 500. Here, the on-demand broadcasting means 254 may be provided directly from the user of the mobile communication terminal 500 through the personal tourism information input screen location information of the user of the mobile communication terminal 500.

On-demand broadcasting means 254 retrieves the tourism stream data with the same function as the real-time broadcasting means 252 described above from the tourism information search unit 270, the mobile communication service provider 400 by using the transmission buffer retrieved tourism stream data By multicasting the stream to the mobile communication terminal (500).

The broadcasting unit 250 receives the tourism broadcast request signal from the mobile communication terminal, classifies it, and functions the real time broadcasting means 252 and the on-demand broadcasting means 254.

In addition, the real-time broadcasting means 252 and the on-demand broadcasting means 254 are distributed to one or more parallel data feeding server and channel switching server, and a plurality of transmission buffers and transmissions that linearly store data packets using an overflow area. Allocate a storage area for radio broadcast data to be transmitted to the buffer and have a memory pool that selects the allocated storage area in real time according to the data storage needs, and manages the memory. It is preferable to configure the transmission speed based on the number of transmission channels and the calculation speed of the multiple CPUs so as to stream the wireless broadcast data in real time without loss of data.

This system configuration provides essential functions for real time transmission of data without errors using the network 300 including the existing Internet.

A description of the above-described distributed server system, memory management, and transmission rate correction is as follows.

Real-time broadcasting means 252 and on-demand broadcasting means 254 is preferably divided into a switching server and a feeding server distributed processing. The multiple parallel processing switching servers are connected to the mobile communication service provider 400 through the wired network 300, and receive the client packets according to the distributed server identification information from the mobile communication service provider 400 to the distributed feeding server. The multimedia data is transmitted and managed through a full buffer, and the multimedia data is transmitted to the mobile communication service provider 400 by allocating lines and controlling access.

A plurality of distributed parallel feeding server receives and processes the client packet from the above-mentioned switching server, requests the retrieval of multimedia data, receives and stores the retrieved multimedia data, manages the stored multimedia data through the full buffer, and controls the code. Control packet, including, and generates a server packet containing multimedia data and transmits to the switching server while maintaining a constant speed. In particular, the feeding server establishes a session, corrects the transmission speed of multimedia data, and establishes a communication channel with a control unit for managing the session, a protocol processing unit for processing client packets, control packets and server packets, and a switching server through dynamic scheduling of the session. It receives the client packet from the switching server and provides it to the protocol processing unit, and allocates a plurality of first connection, play file list, mixer queue pool and transmission queue pool area to receive the control packet and the server packet from the protocol processor to transmit to the switching server Memory channel for controlling the multimedia data delivered to the full buffer, the communication channel with the broadcast data management unit 240 is set, the client packet is transmitted to the broadcast data management unit 240 and receives the multimedia data retrieved from the broadcast data management unit 240 Smooth connection between the second connection, the second connection and the memory pool May be of a buffer, such as providing access to the data storage space two-way data output for data transmission.

Transmission speed correction is performed based on the data recovery rate of the mobile communication service provider 400, and the CPU operation speed of the optical information retrieval unit and the stream data generation unit 210 described above, and computation processing of a plurality of switching servers and feeding servers. It is characterized in that the speed is fixed by calculating a fixed number of distributed servers and a fixed number of routine processing loops and reflecting them in the calculation of the delay time.

In addition, the full buffer managed together with the memory pool further includes an overflow buffer space in addition to the prescribed data storage space, and records and records data by borrowing the overflow buffer space according to the positions of the read and write indexes. By copying data and circular buffering, it is possible to store and stream multimedia data without disconnection.

Accordingly, a plurality of switching servers and feeding servers constituting the real-time broadcasting means 252 and the on-demand broadcasting means 254 are connected by fixed lines, and the plurality of switching servers connect a predetermined number of lines from the mobile communication service provider 400. Assigned and connected in parallel, the plurality of feeding server is parallel and cross-connected with the tourism information search unit 270, eliminating the need to calculate a separate protocol to distribute the load load. That is, the burden on the CPU due to the software processing can be reduced.

FIG. 3 is a block diagram schematically showing an internal configuration when the real time broadcasting means 252 and the on demand broadcasting means 254 of the real time / on-demand tourism broadcasting system 200 using the mobile communication terminal according to the present invention are distributed. to be.

The tourist information search unit 270 receives a search request signal including user information, user location information, and personal tourist information from the broadcasting unit (real-time broadcasting means 252 and on-demand broadcasting means 254) 250 and the corresponding tourism stream. The data is retrieved and provided to the broadcasting unit 250.

The broadcasting unit 250 receives a tourism broadcast request signal including user information from the mobile communication service provider 400 and transmits a search request signal including the user information to the tourism information search unit 270 so that the user of the mobile communication terminal 500 can receive the information. Tourist stream data generated in your native language can be retrieved.

Currently, there are many foreign tourists who rent and use the mobile communication terminal 500 from the mobile communication service provider 400 of the destination during the travel period. Therefore, the mobile communication service provider 400 is a terminal to the tourism broadcasting system 200 according to the present invention. User information including nationality can be provided along with the identification information. Since this information is extremely small in volume, it can be sufficiently transmitted using the idle channel.

The broadcast data management unit 240 receives and stores broadcast data including the user information, broadcast progress information, and broadcast transmission information from the broadcast unit 250 and manages the broadcast data.

The database 220 stores user information, location information, tourism outline information, and tourism stream data, and controls input and output of data.

Figure 4 illustrates a data field of the database 220 of the real-time / on-demand commercial system using a mobile communication terminal according to the present invention.

As shown in FIG. 4, a region code, a place code, a data type code, a service code, and the like are recorded in the tourism information database 220, and weather information, traffic information, and local tourism information are recorded in an actual data field. .

The stream data generation unit 210 receives the tourism content from the tourist information provider 100 (which may be self-produced with an administrator input panel and multimedia application software) and converts the input tourism content into digital data.

The stream data generation unit 210 compresses the converted tourism multimedia data, converts the tourism multimedia data into tourism stream data, and stores it in the database 220. The tourism information relayed in the local area (for example, event progress information, traffic information, local information) Specific weather information, etc.) is preferably provided directly to the transmission buffer of the broadcast unit 250 without storing in the database 220.

In providing the tourism information with strong relaying, the broadcasting unit 250 connects the tourism information provider 100 and the mobile communication terminal 500 and introduces any one of a chat technology or a video conferencing technology to the multimedia stream data. In addition to multicasting, data communication means 256 may be further provided to enable mutual query response by performing multilateral data communication.

In order to implement such a function, the local broadcasting system according to the present invention may use the existing MBone protocol (a virtual protocol supporting multicasting), encapsulation technology, TTL (Time To Live), and tunneling technology. In the case of relaying, the number of routers to be accessed can be significantly reduced, and if a multicast router is provided between the local broadcasting system and the mobile communication service provider 400, a simpler and more efficient relay system may be constructed.

Through the data communication means 256, users of the mobile communication terminal 500 can share vivid tourism information and provide complementary information to each other. Therefore, the existing information provider establishes a database 220 and unilaterally manages the client. An advanced information exchange system can be used for the tourism industry, away from providing information to the public.

The member manager 230 transmits a screen for membership registration to the mobile communication terminal 500 to receive member information, and stores and manages the input member information in the database 220. In addition, the member manager 230 performs a member authentication when the user of the mobile communication terminal 500 is connected, and then functions the broadcasting unit 250.

Member authentication may use a conventional password and password system, but for the convenience of the user, the user information provided by the mobile communication service provider 400 and the identification number which the user of the mobile communication terminal 500 simply input (for example, For example, by comparing the social security number or date of birth, etc., it can be processed quickly.

Hereinafter, with reference to the accompanying drawings will be described in detail a real-time tourist broadcast providing method using a mobile communication terminal according to the present invention.

5 is a flowchart illustrating a real-time / on-demand tourism broadcast providing method using a mobile communication terminal according to the present invention.

(How to provide real-time tourism broadcasting)

First, the stream data generation unit 210 receives the tourism content, generates tourism multimedia data, and then compresses the generated tourism multimedia data (S100). Next, the stream data generation unit 210 generates tourism stream data so that the compressed data is suitable for transmission through the buffer, and stores and manages the generated tourism stream data in the database 220 (S105).

When the member management unit 230 is connected to the mobile communication terminal (S110) and processes the member registration and member authentication as described above (S115, S120, S125), the broadcasting unit 250 requests the tourism broadcast from the mobile communication terminal 500 Receiving the signal, it is determined whether to provide tourism broadcasting among the on-demand tourism broadcasting and real-time tourism broadcasting (S130).

If the tourism broadcast request signal was a request for real-time tourism broadcast, the real-time broadcast means 252 receives the location information of the user of the mobile communication terminal 500 at a predetermined time period from the mobile communication provider 400 for real-time tourism broadcast. (Where provided by the location tracking unit 260) to determine the area (S135).

Next, the tourism information search unit 270 retrieves the tourism stream data corresponding to the identified region from the database 220 (S140), and the real-time broadcasting means 252 receives the tourism outline information and transmits the tourism outline information to the mobile communication terminal ( 500) (S145). Here, when the information corresponding to the identified region is found in the broadcast data generated by the stream data generation unit 210 in real time according to the identified region, the tourism information search unit 270 immediately delivers it to the real time broadcasting means 252. do.

The real-time broadcasting means 252 receives the final reception selection of real-time tourism broadcasting from the user of the mobile communication terminal 500 (checking the schematic information, and then sending a message and sending means (for example, designating a predetermined key button) to send a selection signal). (S150) multicast the tourism stream data to the mobile communication provider (400) (S155).

Finally, the broadcast data management means stores and manages broadcast data including user information, broadcast progress information, and broadcast transmission information in the database 220 (S160), and performs the above-described steps until a broadcast end request signal is received. Repeated execution provides a real-time tourism broadcast (S165).

(How to provide on-demand tourism broadcasting)

First, the stream data generation unit 210 receives tourism content, generates tourism multimedia data, compresses the generated tourism multimedia data (S100), generates tourism stream data, and stores and manages the generated tourism stream data ( S105). This step is the same as the real-time tourism broadcast providing method described above.

Next, the broadcasting unit 250 receives a tourism broadcast request signal from the mobile communication terminal 500 and determines whether to provide tourism broadcasting among the on-demand tourism broadcasting and real-time tourism broadcasting (S130). This step is also the same as the above-described real-time tourism broadcast providing method.

If the tourism broadcast request signal was to request a tourism broadcast on demand (user of the mobile communication terminal 500, the user of the keypad of the mobile communication terminal 500 through the program to perform a broadcast button-such a function to send the tourism broadcast request signal) By setting a key button-can be used), the on-demand broadcasting means 254 is set the personal tourism information from the mobile communication terminal 500 (S170) and the user of the mobile communication terminal 500 from the mobile communication provider 400 Receive location information to determine the region (as described above, in the case of on-demand broadcasting, the location information of the user is not only provided through the mobile communication service provider 400, but also directly through the personal tourist information user of the mobile communication terminal 500 It may be provided from (S175).

Subsequently, the tourism information search unit 270 retrieves the tourism stream data corresponding to the identified region from the database 220 (S180), and the on-demand broadcasting means 254 receives the received information and multicasts it to the mobile communication service provider 400. (S185). Here, as in the real-time tourist broadcast providing method, when the corresponding region is identified, if information corresponding to the identified region is found among the broadcast data generated by the stream data generation unit 210 in real time, the tourist information search unit 270 may search for this. On-demand delivery to the broadcast means (254). That is, the real-time broadcasting here means not only relying on the tourism broadcast data generated in real time, but also according to the change of the area where the user of the mobile communication terminal 500 is located. Therefore, in performing such a function, there is no distinction from the real-time tourism broadcast providing method.

In addition to the description, the mobile communication service provider 400 classifies the streamed multimedia data into text data, video data, and audio data, and transmits each data format to the mobile communication terminal 500 in accordance with a predetermined standard. For example, 16-bit 16Ksps (samples per second) PCM (Pulse Code Modulation) information that processes the original sound recorded by analog or digital or PCM pre-processed data of 16-bits 8Ksps, which has poor sound quality, is mp3 (MPEG-1). Audio layer 3) may be processed using voice compression formats such as compression format of VSELP, Vector Sum Excited Linear Prediction (VSELP), Qualcomm Code Excited Linear Prediction (QCELP), and Global System for Mobile communication (GSM).

Finally, the broadcast data management unit 240 stores and manages broadcast data including the user information, broadcast progress information, and broadcast transmission information in the database 220 (S190).

The present invention has been described above with reference to the preferred embodiments, which are merely examples and are not intended to limit the present invention, and those skilled in the art to which the present invention pertains do not depart from the essential characteristics of the present invention. It will be appreciated that various modifications and applications are not possible that are not illustrated above. For example, each component specifically shown in the embodiment of the present invention can be modified. And differences relating to such modifications and applications will have to be construed as being included in the scope of the invention defined in the appended claims.

According to the present invention, it is possible to periodically grasp the location of the user of the mobile communication terminal and to stream the multimedia tourism information in real time, and to receive the personal tourism information from the mobile communication terminal to stream the on-demand multimedia tourism information.

In addition, according to the present invention, it is possible to provide a multi-language multimedia tourism information according to the user information of the mobile communication terminal, by introducing a multi-party conversation technology and video conferencing technology to share more detailed tourism information through the question and answer It can be provided.

Claims (8)

In the information providing system using a mobile communication terminal, A location tracking unit for periodically receiving location information of a user of a mobile communication terminal from a mobile communication provider and temporarily storing the location information; Requests location information of a mobile communication terminal user to the location tracking unit and is provided at regular intervals, and transmits tourism outline information corresponding to a plurality of location information according to the movement of the mobile communication terminal user to the mobile communication terminal in real time to receive reception information. And receiving the received tourist stream data to the mobile telecommunication service provider for real time broadcasting means for multicasting to the mobile telecommunications terminal and requesting the location information of the mobile telecommunications terminal user to the location tracking unit, and receiving the personal information from the mobile telecommunications terminal. Receiving on-the-go tourist information and receiving tourism stream data corresponding to personal tourism information and transmitting the stream to the mobile communication provider to multicast to the mobile communication terminal, and providing a tourism broadcast request signal from the mobile communication terminal. Can The bangsongbu for operating the real-time and on-demand broadcasting means broadcasting means; A tourism information search unit for receiving a search request signal including user location information and personal tourism information from the broadcasting unit, searching for the corresponding tourism stream data, and providing the same to the broadcasting unit; A broadcast data management unit configured to receive and store broadcast data including user information, broadcast progress information, and broadcast transmission information from the broadcast unit; And Real-time / on-demand tourism broadcasting system using a mobile communication terminal, characterized in that it comprises a database for storing user information, location information, tourism overview information and tourism stream data and control the input and output of the data. The method of claim 1, It is connected to a tourism information provider through a wired or wireless network, and further comprises a stream data generation unit for receiving the tourism content, converting the input tourism content into digital data, and compressing the tourism multimedia data into tourism stream data. Real-time / on-demand tourism broadcasting system using a mobile communication terminal. The method of claim 2, wherein the broadcast unit Data communication means for connecting the tourism information provider and the mobile communication terminal, and adopting any one of chat technology or video conferencing technology to perform multi-party data communication in addition to multicasting multimedia stream data, thereby enabling mutual question and answer. Real-time / on-demand tourism broadcasting system using a mobile communication terminal, characterized in that it further comprises. The method of claim 1, The member management unit which transmits a screen for membership to the mobile communication terminal to receive member information, stores and manages the input member information in a database, and functions the broadcasting unit through member authentication when the user of the mobile communication terminal is connected. Real-time / on-demand tourism broadcasting system using a mobile communication terminal, characterized in that it further comprises. The method of claim 1, wherein the broadcast unit Receives a tourism broadcast request signal including user information from the mobile communication provider and transmits a search request signal including user information to the tourism information search unit to retrieve the tourism stream data generated in the native language of the user of the mobile communication terminal. Real-time / on-demand tourism broadcasting system using a mobile communication terminal. According to claim 1, wherein the real-time broadcast means and on-demand broadcast means A plurality of transmission buffers that are distributed to one or more parallel data feeding server and channel switching server and linearly store data packets using an overflow area, and allocate and allocate a storage area of radio broadcast data to be transmitted to the transmission buffer The memory is managed by selecting a storage area in real time according to the need of data storage, and the memory is managed. The transmission speed is based on the number of transmission channels and the calculation speed of a plurality of CPUs distributed and processed by the feeding server and the switching server. Real-time / customized tourism broadcasting system using a mobile communication terminal, characterized in that to stream the wireless broadcast data in real time without loss of data by calculating a. In the information providing method using a mobile communication terminal, (a) receiving tourism content to generate tourism multimedia data, compressing the generated tourism multimedia data to generate tourism stream data, and storing and managing the generated tourism stream data; (b) receiving a tourism broadcast request signal from a mobile communication terminal and determining which tourism broadcast to provide among tourism-on-demand and real-time tourism broadcasts; (c) receiving the location information of the user of the mobile communication terminal at a predetermined time interval from the mobile communication service provider for real-time tourism broadcasting to identify a region; (d) search for tourism stream data corresponding to the identified region in a database to provide tourism summary information to the mobile communication terminal, and receive the final reception selection of real-time tourism broadcasting from the user of the mobile communication terminal to store the tourism stream data; Multicasting to a mobile service provider; And (e) storing and managing broadcast data including user information, broadcast progress information, and broadcast transmission information in a database, and performing steps (b), (c) and (d) until a broadcast termination request signal is received; Real-time tourism broadcast providing method using a mobile communication terminal, characterized in that it comprises the step of repeatedly executing a real-time tourism broadcast. In the information providing method using a mobile communication terminal, (a) receiving tourism content to generate tourism multimedia data, compressing the generated tourism multimedia data to generate tourism stream data, and storing and managing the generated tourism stream data; (b) receiving a tourism broadcast request signal from a mobile communication terminal and determining which tourism broadcast to provide among tourism-on-demand and real-time tourism broadcasts; (c) determining personal area by setting personal tourism information from a mobile communication terminal and receiving location information of a user of a mobile communication terminal from a mobile communication provider for on-demand tourism broadcasting; (d) retrieving tourism stream data corresponding to the identified region and personal tourism information from a database and multicasting the data to the mobile communication service provider; And (e) storing and managing broadcasting data including a user information, broadcasting progress information, and broadcasting transmission information in a database, the method comprising: providing on demand tourism broadcasting using a mobile communication terminal.