KR20020085746A - On-demand/reservation type wireless music multicasting system using mobile terminal and method thereof - Google Patents

Abstract

The present invention relates to an ordered / reserved music broadcasting system and method using a mobile communication terminal.

The on-demand / reserved music broadcasting system using a mobile communication terminal according to the present invention converts analog music data into digital music data or receives music content from a music content provider connected through a wired network, compresses digital music data to a music stream. A music stream data generator for generating data; A broadcast schedule management means for receiving a broadcast schedule information, generating a personal broadcast schedule, and transmitting outline information of the music to a mobile communication terminal, and recognizing a reserved broadcast service setting of a user of the mobile communication terminal, functions as a broadcast schedule management means. A reservation-type music broadcast providing unit configured to function a stream transmission means to multicast the retrieved music stream data to a mobile communication service provider; An on-demand music broadcast providing unit for receiving a music broadcast order information from a mobile communication terminal and functioning a stream transmission means to multicast the retrieved corresponding music stream data to a mobile communication service provider; And a broadcast material management unit which receives and manages broadcast progress information and broadcast transmission information, receives music broadcast order information from an on-demand music broadcast provider, and searches for corresponding multimedia music stream data.

According to the present invention, the user can search for music by using the data communication function of the existing mobile communication terminal, store the retrieved music in a storage space allocated to the individual, create a music broadcasting schedule, and listen to the wireless music broadcasting reservation, When the reservation time arrives or the music is ordered, the music broadcast can be streamed in real time.

Description

On-demand / reservation type wireless music multicasting system using mobile terminal and method

The present invention relates to an on-demand / reserved music broadcasting system and method using a mobile communication terminal, and more particularly, to receive music content from a music content provider to generate music stream data, and to provide on-demand broadcasts from a user of a mobile communication terminal. The present invention relates to an ordered / reserved music broadcasting system and a method for receiving a preset broadcast and multicasting the corresponding music stream data to a mobile communication service provider through a distributed server in real time.

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, reserved or on demand) according to the characteristics of the information, etc. By not giving them a variety of options, service providers are overlooking a key 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.

The Internet has a big impact on the entertainment industry, such as movies and music. Currently, the Internet service has gone through a trial phase, applying application technologies and providing services based on the music industry rather than the movie industry, which requires a large amount of transmission. The trend is being implemented. Among them, MP3 (MP3: Moving Picture Expert Group (MPEG) layer 3) is one of the most influential items in the Internet market. According to the published statistics, the number of MP3 related sites has reached the top position, defeating the porn sites that have kept their numbers.

The Internet music market is expected to grow to $ 4.3 billion, or 90% of the total music market, by 2004. There are many companies that offer free downloads for digital music, but due to copyright and other issues Is accelerating, and the share of industrial use on the Internet will increase. The development of the digital music market has a great influence on the development and market formation of digital music-related software or other peripheral industries, and especially on the manufacturing industry related to MP3 players that play digital download music files.

On the other hand, the mobile communication terminal has a function to download and listen to the music file desired by the mobile communication terminal commercial users from the music broadcasting web server through the Internet, such as MP3, this is a simple format to download and play music as a mobile communication There is a problem that it is inevitable to rely heavily on the function of the terminal (people who do not have expensive high-performance terminal have a considerable inconvenience to listen to music using the existing mobile communication terminal), and that downloading is almost impossible while moving. .

Therefore, a low cost and high efficiency network-to-network connection and transmission technology is required which enables the acquisition, stream transmission and multicasting of music broadcasting data by minimizing the load on the network by connecting the existing internet network, mobile communication network and wireless internet network. Of music broadcasting system that receives music contents through wireless network and wired network and generates it as music stream data, stream transmission and multicasting with high quality voice and video through real time order or reservation order of mobile communication terminal user This is required.

The present invention is devised to meet the requirements as described above, and receives the music content to generate digital music data, to generate the music stream data by compressing the generated digital music data, and to create a broadcast schedule for each user of the mobile communication terminal Mobile to provide scheduled and on-demand music broadcasting by generating and checking the broadcasting reservation time on the broadcasting schedule or receiving music broadcasting order information from the mobile communication terminal, searching the corresponding music stream data in the database, and multicasting to the mobile communication service provider. It is an object of the present invention to provide a distributed server type music broadcasting system using a communication terminal and a method thereof.

1 is a block diagram schematically illustrating a manner in which a reservation / order type music broadcasting system using a mobile communication terminal according to the present invention is connected to an external system through a network.

Figure 2 is a block diagram schematically showing the internal configuration of the order / reserved music broadcasting system using a mobile communication terminal according to the present invention.

FIG. 3 is a block diagram schematically illustrating an internal configuration when the stream transmission means of the reserved music broadcasting provider and the on-demand music broadcasting provider of the ordered / reserved music broadcasting system using the mobile communication terminal according to the present invention are distributed. .

4 is a flowchart illustrating a method of providing on-demand / reserved music broadcasting using a mobile communication terminal according to the present invention.

5 illustrates an example of a personal broadcasting schedule confirmation screen provided by the reserved music broadcasting providing unit of the ordered / reserved music broadcasting providing system using the mobile communication terminal according to the present invention.

<Explanation of symbols for main parts of drawing>

100: music content provider

200: On-demand / reservation music broadcasting system using a mobile communication terminal

210: stream data generation unit 220: database

230: broadcasting data management unit 240: reserved music broadcasting provider

242: broadcast schedule management means 244: stream transmission means

250: on-demand music broadcasting provider 252: stream transmission means

260: member management unit 270: payment processing unit

300: wired network

In order to achieve the above object, the order / reservation-type music broadcasting system using a mobile communication terminal according to the present invention receives the music content from the music content provider connected to the analog music data to digital music data or connected via a wired network, A stream data generator for compressing digital music data to generate music stream data; Provides an input screen including a list of music broadcasts to the mobile communication terminal, receives a broadcast schedule information, generates a personal broadcast schedule, checks the broadcast schedule time to send the outline of the music to the mobile communication terminal broadcast schedule management means; And a broadcast schedule management means by recognizing a preset broadcast service setting of a mobile communication terminal user, and receiving a music broadcast request signal from the mobile communication terminal and multicasting the retrieved music stream data to a mobile communication service provider. Reserved music broadcasting providing function to function; On-demand music broadcasting system that receives a music broadcasting request signal from a mobile communication terminal to provide a music broadcasting list, and receives a music broadcasting order information and functions a stream transmission means to multicast the searched music stream data to a mobile communication service provider. study; Receives and manages the broadcast progress information and broadcast transmission information from the reserved music broadcasting provider and the on-demand music broadcasting provider, and receives the music broadcast order information from the on-demand music broadcast provider to retrieve the corresponding multimedia music stream data, and retrieves the retrieved music stream. Broadcast data management unit for transmitting the data on demand music broadcasting provider; And a database storing data processed by the broadcasting data management unit and the stream data generating unit, and controlling the input / output of the data.

In order to achieve the above object, the method for providing on-demand / reserved music broadcasting using a mobile communication terminal according to the present invention comprises (a) receiving music content to generate digital music data and compressing the generated digital music data. Generating music stream data and storing and managing the generated music stream data; (b) generating a broadcasting schedule for each individual by providing a broadcasting schedule information input screen to a mobile communication terminal; (c) when the user of the mobile communication terminal sets the reserved broadcasting service, checking the broadcast reservation time on the broadcasting schedule, transmitting schematic information of the corresponding music to the mobile communication terminal, and receiving a music broadcast request signal; (d) retrieving corresponding music stream data from a database and multicasting the data to a mobile communication service provider; And (e) storing and managing broadcast data including a user information, broadcast progress information, and broadcast transmission information in a database.

With reference to the accompanying drawings will be described in detail the reservation / order-type music broadcasting system and method using a mobile communication terminal according to the present invention.

1 is a block diagram schematically illustrating a manner in which a reservation / order type music broadcasting system 200 using a mobile communication terminal according to the present invention is connected to an external system through a network 300.

1, the reservation / order-type music broadcasting system using a mobile communication terminal according to the present invention (hereinafter, "music broadcasting system" is referred to as "reservation / order-type music broadcasting system using a mobile communication terminal" according to the present invention) 200 is connected to the music content 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 music broadcasting system 200 according to the present invention may be connected to a plurality of music content providers 100 through 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. Can be. However, you may be provided with the record yourself.

The music 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 music broadcasting system 200 is provided with a plurality of transmission servers distributed and processed by determining the number of wireless channels allocated to each mobile communication terminal 500 so as to stream music broadcasting data without transmission errors. .

Accordingly, the mobile communication service provider 400 may have a unique data transmission protocol with the music broadcasting system 200 to multicast the streamed music broadcasting 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 regarding the multimedia data and the data transmission from the music broadcasting system 200 without installing additional hardware. Can provide.

2 is a block diagram schematically showing an internal configuration of an ordered / reserved music broadcasting system 200 using a mobile communication terminal according to the present invention.

According to FIG. 2, the music broadcasting system 200 according to the present invention includes a stream data generation unit 210, a database 220, a broadcast data management unit 230, a reserved music broadcasting providing unit 240, and an on-demand music broadcasting providing unit ( 250, a payment processing unit 270 and a member management unit 260, the reservation-type music broadcasting providing unit 240 is provided with a broadcast schedule management means 242 and stream transmission means 244 and on-demand music broadcasting provider 250 is provided with a stream transmission means 252.

The stream data generator 210 converts analog music data into digital music data or receives music content from a music content provider connected through a wired network 300. The stream data generator 210 compresses digital music data to generate music stream data and stores the data in the database 220.

The broadcast schedule management means 242 of the reserved music broadcast providing unit 240 provides an input screen including a music broadcast list to the mobile communication terminal 500 and receives a broadcast schedule information to generate a personal broadcast schedule. When the user of the mobile communication terminal 500 prepares a broadcast schedule, the user selects a music broadcast and schedules a broadcast (listening) time of the selected music broadcast. The broadcast schedule management means 242 requests the broadcast data management unit 230. It may further include a function to search for a music broadcast.

The broadcast schedule management means 242 checks the broadcast reservation time and transmits the outline information of the music to the mobile communication terminal 500.

The reserved music broadcasting providing unit 240 recognizes the reserved broadcasting service setting of the user of the mobile communication terminal 500 and functions the broadcast schedule managing means 242 described above, and outlines the music provided by the broadcast schedule managing means 242. Receives a music broadcast request signal from a user of the mobile communication terminal 500 that finally checks the information by viewing the information (eg, a song name, singer, composer, writer, content, etc.). The reserved music broadcasting providing unit 240 requests the broadcast data management unit to search for the corresponding music broadcast data, receives the music stream data, and multicasts it to the mobile communication service provider 400. Multicasting of the music broadcast data is executed by the stream transmission means 244.

On-demand music broadcasting provider 250 receives a music broadcasting request signal from the mobile communication terminal 500 to provide a music broadcast list, and receives the music broadcast order information to the broadcast data management unit 230 corresponding music stream data To request a search. The main intangible music broadcasting provider functions the stream transmission means 252 to multicast the retrieved music stream data to the mobile communication service provider 400.

The above-described reserved music broadcasting provider 240 and the stream transmitting means 244, 252 of the on-demand music broadcasting provider 250 are distributed to one or more parallel data feeding servers and channel switching servers, and the data is overflowed using an overflow area. Memory management is provided by a plurality of transmission buffers that linearly store packets and a memory pool that allocates a storage area for wireless broadcast data to be transmitted to the transmission buffer and selects the allocated storage area in real time according to the need for data storage. It is preferable that the transmission speed is calculated based on the constant number of transmission channels secured and distributed by the feeding server and the switching server and the operation speed of the plurality of 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.

It is preferable that the stream transmission means 244 and 252 of the reserved music broadcasting provider 240 and the on-demand music broadcasting provider 250 are divided into a switching server and a feeding server and distributedly processed. 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 line is allocated and the connection is controlled to transmit the multimedia data to the mobile communication service provider 400.

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 pool for controlling the multimedia data delivered to the full buffer, establish a communication channel with the broadcast data management unit 230, delivers the client packet to the broadcast data management unit 230 and receives the multimedia data retrieved from the broadcast data management unit 230 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.

The transmission speed correction is performed based on the data recovery rate of the mobile communication provider 400, and the CPU operation speed and the multiple stream transmission means 244 and 252 of the stream data generation unit 210 and the broadcast data management unit 230 described above. It is characterized in that the calculation processing speed of the switching server and the feeding server of c) is fixed to a predetermined number of distributed servers and a predetermined number of routine processing loops, and reflected 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.

Therefore, a plurality of switching servers and feeding servers constituting the stream transmitting means 244 and 252 of the reserved music broadcasting provider 240 and the on-demand music broadcasting provider 250 are connected by fixed lines, and the plurality of switching servers are A certain number of lines are allocated from the mobile communication service provider 400 and connected in parallel, and a plurality of feeding servers are connected in parallel and cross-connected with the broadcasting data management unit 230 to calculate a separate protocol for distributing load load. The need to do so is excluded. That is, the burden on the CPU due to the software processing can be reduced.

3 is a stream distribution means 244 and 252 of the reserved music broadcasting provider 240 and the on-demand music broadcasting provider 250 of the ordered / reserved music broadcasting system 200 using the mobile communication terminal according to the present invention. It is a block diagram schematically showing the internal structure in the case of processing.

The broadcast data management unit 230 receives and manages the broadcast progress information and the broadcast transmission information from the reserved music broadcast provider 240 and the on-demand music broadcast provider 250, and orders music broadcasts from the on-demand music broadcast provider 250. Receives the information, retrieves the corresponding multimedia music stream data, and transmits the retrieved music stream data to the on-demand music broadcasting provider 250.

The database 220 stores data processed by the broadcast data management unit 230 and the stream data generation unit 210, and controls the input and output of the data.

The music broadcasting system 200 according to the present invention transmits a screen for membership to the mobile communication terminal 500 to receive member information, and stores and manages the input member information in the database 220, and reserve music. It may further include a member management unit 260 for providing member information to the broadcast provider 240 and the on-demand music broadcast provider 250.

In addition, the music broadcasting system 200 according to the present invention checks the time multicasted to the mobile communication service provider 400 of the music stream data and the amount according to the predetermined ratio of the broadcast receiving time when the broadcast receiving time exceeds a predetermined time And it may further include a payment processing unit 270 for providing to the mobile communication provider 400 to refund the calculated amount from the call charge of the mobile communication terminal 500.

Hereinafter, with reference to the accompanying drawings will be described in detail a method for providing a custom / reserved music broadcasting using a mobile communication terminal according to the present invention.

4 is a flowchart illustrating a method of providing on-demand / reserved music broadcasting using a mobile communication terminal according to the present invention.

First, the music broadcasting system 200 receives the music content to generate digital music data. The music broadcasting system 200 compresses the generated digital music data (S100), generates music stream data, and stores and manages the generated music stream data in the database 220 (S105).

Next, the member manager 260 generates a personal broadcast schedule by providing a music broadcast list and a broadcast schedule information input screen to the mobile communication terminal 500 (S110, S115, and S120). This process can be performed in parallel with the member registration process at the time of member registration for the first time, and if the broadcasting schedule is changed afterwards, it is performed independently after membership authentication.

5 illustrates an example of a personal broadcasting schedule confirmation screen provided by the reserved music broadcasting provider 240 of the ordered / reserved music broadcasting providing system using the mobile communication terminal according to the present invention to the mobile communication terminal 500.

In inputting the broadcast schedule information, the user may set a periodic reservation so that the user can repeatedly listen to the music broadcast periodically, and may apply for a short-term reservation so that the music broadcast is provided only for a certain period of time (S125).

When the user of the mobile communication terminal 500 sets the reserved broadcast service, the reserved music broadcasting provider 240 checks the broadcast reservation time on the broadcast schedule (S170) when the reservation time arrives (S175). Schematic information is transmitted to the mobile communication terminal 500 (S180).

The user of the mobile communication terminal 500 confirms his or her broadcast reservation and reserved music through the outline information of the music and finally transmits a music broadcast request signal (S185).

On the other hand, when the user of the mobile communication terminal 500 set the on-demand broadcasting service, the on-demand music broadcasting provider 250 provides a list of music broadcasts to the mobile communication terminal 500 (S130) music broadcast order information ( Music broadcast request signal included) (S135).

Here, in order to set the reserved broadcast service and the on-demand broadcast service, the user of the mobile communication terminal 500 may set one key button of the keypad of the mobile communication terminal 500 through a program to perform such a function, for example. Can be connected to the music broadcasting system 200. When connected to the music broadcasting system 200, the music broadcasting system 200 provides a broadcast service setting screen to the mobile communication terminal 500 to set the broadcast service and perform the above-described process.

As described above, when the music broadcast request signal is received, the broadcast data management unit 230 requests the corresponding music stream data from the database 220 at the request of the reserved music broadcast provider 240 and the on-demand music broadcast provider 250. Search (S140) and multicast to the mobile communication provider (400) (S145).

During the multicasting, the payment processing unit 270 calculates the time when the user of the mobile communication terminal 500 receives the music broadcast (S150), and when the music broadcast reception time exceeds a predetermined time (S155), the time of the predetermined ratio. The payment is calculated by calculating the call charge to be refunded (S160). The settlement amount is provided to the mobile communication service provider 400.

Finally, the broadcast data management unit 230 stores and manages broadcast data including user information, broadcast progress information, and broadcast transmission information in the database 220 (S165).

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 shown in the embodiments 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, the user can search for music by using the data communication function of the existing mobile communication terminal, store the retrieved music in a storage space allocated to the individual, create a music broadcasting schedule, and listen to the wireless music broadcasting reservation, When the reservation time arrives or the music is ordered, the music broadcast can be streamed in real time.

In addition, according to the present invention, by multicasting the music broadcast data additionally ordered with the reserved music broadcast data as a high-quality voice stream data without loss and transmission delay by transmitting the stream to the mobile communication provider through a distributed processing server You can do it.

Claims (7)

In the information providing system using a mobile communication terminal, A stream data generation unit for converting analog music data into digital music data or receiving music content from a music content provider connected through a wired network, and compressing digital music data to generate music stream data; Provide broadcast schedule information to provide the input screen to the mobile communication terminal, receive the broadcast schedule information to generate a personal broadcast schedule, check the broadcast reservation time and broadcast schedule management means for transmitting the outline information of the music to the mobile communication terminal; And the broadcast schedule management means by recognizing the reserved broadcasting service setting of the mobile communication terminal user, and receiving the music broadcast request signal from the mobile communication terminal to multicast the retrieved music stream data to the mobile communication service provider. A reservation-type music broadcast providing unit for transmitting means; On-demand music for receiving the on-demand music broadcast request signal from the mobile communication terminal to provide a list of music broadcasts, and the stream transmission means for receiving the music broadcast order information and multicasting the retrieved music stream data to the mobile communication service provider. A broadcast provider; Receives and manages broadcast progress information and broadcast transmission information from the reserved music broadcast provider and on-demand music broadcast provider, receives music broadcast order information from the on-demand music broadcast provider, searches for corresponding multimedia music stream data, and retrieves the retrieved music. Broadcast data management unit for transmitting the stream data on demand music broadcasting provider; And And a database storing the data processed by the broadcasting data management unit and the stream data generating unit, and controlling the input / output of the data. The method of claim 1, Membership management unit for transmitting the screen for membership to the mobile communication terminal to receive member information, storing and managing the input member information in a database, and providing member information to the reserved music broadcasting provider and the on-demand music broadcasting provider. Ordered / reserved music broadcasting system using a mobile communication terminal, characterized in that it further comprises. The method of claim 1, When the broadcast receiving time exceeds a predetermined time by checking the time multicasted to the mobile communication service provider of the music stream data, the amount is calculated according to a certain ratio of the broadcast receiving time, and the calculated amount is the call rate of the mobile communication terminal. Ordered / reserved music broadcasting system using a mobile communication terminal, characterized in that it further comprises a payment processing unit for providing to the mobile communication provider to refund. The method of claim 1, wherein the stream transmission means of the reserved music broadcasting providing unit and the on-demand music broadcasting providing unit 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. Ordered / reserved music 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 the. In the information providing method using a mobile communication terminal, (a) receiving music content to generate digital music data, compressing the generated digital music data to generate music stream data, and storing and managing the generated music stream data; (b) generating a broadcasting schedule for each individual by providing a broadcasting schedule information input screen to a mobile communication terminal; (c) if the user of the mobile communication terminal sets a reserved broadcasting service, checking a broadcast reservation time on a broadcasting schedule, transmitting schematic information of the corresponding music to the mobile communication terminal, and receiving a music broadcast request signal; (d) retrieving corresponding music stream data from a database and multicasting the data to a mobile communication service provider; And (e) storing and managing broadcast data including user information, broadcast progress information, and broadcast transmission information in a database, the method for providing on-demand / reserved music broadcasting using a mobile communication terminal. The method of claim 5, wherein step (c) When the user of the mobile communication terminal has set up the on-demand broadcasting service, providing a list of music broadcasts and receiving music broadcast order information to the mobile communication terminal, order / using a mobile communication terminal, characterized in that further comprising How to provide a scheduled music broadcast. The method of claim 5, wherein step (d) By multicasting the music stream data to a mobile communication service provider, the user of the mobile communication terminal calculates a time for receiving a music broadcast, and if the music broadcast reception time exceeds a predetermined time, calculates a call charge to be refunded according to the time of a predetermined ratio. Ordered / reserved music broadcasting providing method using a mobile communication terminal, characterized in that it further comprises the step of payment processing.