KR100627756B1 - Method and System for Providing Personal Mobile Media Service - Google Patents

Abstract

The present invention relates to a method and a system for providing a personal mobile media (PMM) service.

The present invention includes the steps of: (a) receiving a request for a personal mobile media (PMM) service from a host terminal; (b) checking whether the host terminal is subscribed to the PMM service; (c) If the host terminal is subscribed to the PMM service as a result of checking in step (b), which one or more client terminals (hereinafter referred to as 'receiving client terminals') among the plurality of client terminals selects to receive the PMM service. Confirming whether or not; (d) requesting transmission of personal multimedia contents to the host terminal when the receiving client terminal selects reception of the PMM service as a result of the checking in step (c); (e) receiving personal multimedia content generated in real time from a host terminal and transmitting the same to a receiving client terminal; And (f) receiving and playing, by the receiving client terminal, the personal multimedia content in real time.

According to the present invention, it is possible not only to meet various needs of mobile subscribers for broadcasting multimedia contents and to create a new service model suitable for high-speed wireless data service or high-speed wireless Internet service, but also to reduce network construction cost for broadcasting service. Can be.

Mobile, Media, Mobile Terminal, Broadcasting, PMM, Mobile, Media

Description

Method and System for Providing Personal Mobile Media Service {Method and System for Providing Personal Mobile Media Service}

1 is a view for explaining the concept of a conventional multimedia broadcasting service;

2 is a block diagram schematically showing a PMM service providing system according to a preferred embodiment of the present invention;

3 is a block diagram schematically showing a PMM server 216 according to an embodiment of the present invention;

4 is a flowchart illustrating a method of providing a PMM service according to an embodiment of the present invention;

5 is a view for explaining a process of using a PMM service according to an embodiment of the present invention.

<Description of Symbols for Main Parts of Drawings>

110: host 120: DMB / BCMCS network

130: Client 140: Host / Client

150: video telephone network 202: host terminal

204: First client terminal 206: N-th client terminal

208: mobile communication network 210: RAN

212: MSC 214: GPRS network

216: PMM Server 218: PMM Database

220: billing server 222: Internet

224: homepage server 310: control unit

320: memory unit 330: display unit

340: key input unit 350: NIC

360: database server

The present invention relates to a method and a system for providing a personal mobile media (PMM) service. More specifically, the host terminal selects and transmits a client terminal desired to be received among all client terminals in a specific reception group designated in real time, in which the unique content of the individual differentiated from the universal content is differentiated. The present invention relates to a method and a system for providing a PMM service in which a host terminal and a client terminal receiving content during transmission transmit and receive messages with each other.

The mobile communication system has been developed through the first generation analog AMPS (Advanced Mobile Phone System) method and the second generation cellular (Cellular) / Personal Communication Service (PCS) method. The third generation mobile communication system IMT-2000 (International Mobile Telecommunication 2000), which is enacted as a standard in ITU-R, is commercially available. IMT-2000 is CDMA 2000 1X, 3X, EV-DO, Wideband CDMA (WCDMA), etc., and is used in IS-95A and IS-95B networks by using the IS-95C network that has evolved from the existing IS-95A and IS-95B networks. It is a service that can provide wireless Internet at a transmission speed of up to 144 Kbps, much faster than the supportable data transfer rate of 14.4 Kbps or 56 Kbps. In particular, by using IMT-2000 service, it is possible to provide various multimedia services (AOD, VOD, etc.) at a faster speed as well as improving existing voice and wireless broadcasting service (WBS) service quality.

In addition, recently, as a part of overcoming the limitations in providing the wireless Internet service of the aforementioned mobile communication system, a portable Internet system (HPi: High Speed) capable of using a high-speed wireless Internet service at a low cost while moving Portable Internet System or WiBro (Wireless Broadband Internet System) is under development. The portable internet system uses various types of portable terminals such as laptops, PDAs, and handheld PCs to access various types of information and contents by accessing the Internet in indoor and outdoor stationary environments and mobile environments at walking speeds and low to medium speeds. It is a service. In addition, it enables mobile subscribers to use the wireless Internet while moving at a speed of 60 km / h, provides a downlink transmission speed of 24 Mbps, and a downlink transmission of 50 Mbps using a multiple input multiple output (MIMO) system. It is an IP (Internet Protocol) based wireless data system that can provide speed.

The wireless Internet service provided by such a mobile communication system is a multimedia messaging service (MMS), a digital multimedia broadcasting (DMB) service, or broadcast as its implementation technology is developed. And various multimedia broadcasting services such as a broadcast multicast service (BCMCS), a video telephony service (BCMCS), and the like.

Here, unlike the existing short message service (SMS) that transmits a short message consisting of simple texts such as letters and numbers, the multimedia messaging service has various forms such as text, photo, image, video, voice, and music. It is a service for transmitting media, that is, multimedia words. The multimedia messaging service is a one-way service that not only cannot transmit in real time but also the sender unilaterally sends the message to the receiver.

1 is a view for explaining the concept of a conventional multimedia broadcasting service.

1A is a diagram for explaining the concept of a DMB / BCMCS service. Typically, the DMB service and the BCMCS service include one or more hosts 110, DMB / BCMCS network 120, and one or more clients 130. Here, the host 110 is a content provider (CP) that provides multimedia content, and the DMB / BCMCS network 120 provides the client 130 with the multimedia content received from the host 110 in real time or on demand video. (BOD) is a network that broadcasts or multicasts in the form of Video on Demand (VOD), and the client 130 is a computer or mobile terminal that receives and plays multimedia content from the DMB / BCMCS network 120. By selecting, a plurality of multimedia contents provided by a plurality of hosts 110 may be selected and received. The DMB / BCMCS service is a service having a unidirectional characteristic of unilaterally transmitting multimedia content from a plurality of hosts 110 to all of a plurality of clients 130.

1B is a diagram for explaining the concept of a video telephone service. In general, a video telephone service is a service in which two or more hosts / clients 140 transmit and receive video and voice to each other in real time using the video telephone network 150. Here, the host / client 140 generates multimedia content such as video and voice, transmits to other host / client 140 using the video telephone network 150, and receives multimedia content from the other host / client 140. To play. Unlike the above-described DMB / BCMCS service, the video telephony service has a bidirectional characteristic and omnidirectional in which all participants participating in the video telephony service have an equal horizontal status.

Meanwhile, the aforementioned multimedia broadcasting services have different features and advantages and disadvantages. The multimedia messaging service has a low terminal specification, but has a disadvantage in that it is impossible to transmit in real time and is a one-way service. The DMB / BCMCS service is capable of real time transmission and can broadcast specific multimedia contents to multiple subscribers, but has a disadvantage of being a unidirectional broadcast. In addition, video telephony service is a omnidirectional service capable of real-time transmission, but because of the omnidirectional feature, the amount of data transmitted and received is large, which is a burden on the network, and thus a cost burden on the network construction.

In addition, in recent years, the desire of mobile communication subscribers to create their own multimedia contents by passing on a social atmosphere in which they want to differentiate themselves from others and to deliver them only to a few selected subscribers has increased. As described above, WCDMA With the development of mobile communication technologies such as mobile internet systems and high-speed wireless Internet services, the creation of new service models for mobile communication systems is required.

In order to solve this problem, the present invention provides a client terminal in which a host terminal wants to receive unique content of an individual differentiated from universal content in real time among all client terminals in a specific receiving group. It is an object of the present invention to provide a method and system for providing a PMM service by broadcasting by selecting and transmitting a message and transmitting and receiving a message between a client terminal receiving content and a host terminal during broadcasting.

According to a first object of the present invention, a host terminal for generating and transmitting personal multimedia content in real time, a plurality of client terminals for receiving and playing back personal multimedia content, A method of broadcasting personal multimedia content in a system including a mobile communication network for relaying personal multimedia content, the method comprising: (a) receiving a request for a personal mobile media (PMM) service from a host terminal; step; (b) checking whether the host terminal is subscribed to the PMM service; (c) If the host terminal is subscribed to the PMM service as a result of checking in step (b), which one or more client terminals (hereinafter referred to as 'receiving client terminals') among the plurality of client terminals selects to receive the PMM service. Confirming whether or not; (d) requesting transmission of personal multimedia contents to the host terminal when the receiving client terminal selects reception of the PMM service as a result of the checking in step (c); (e) receiving personal multimedia content generated in real time from a host terminal and transmitting the same to a receiving client terminal; And (f) receiving and playing, by the receiving client terminal, the personal multimedia content in real time.

In addition, according to a second object of the present invention, in a system for broadcasting personal multimedia content, generating and transmitting personal multimedia content in real time, transmitting and receiving a message in a process of transmitting personal multimedia content. A host terminal; A plurality of client terminals for receiving and playing back personal multimedia contents in real time and transmitting and receiving messages in a process of playing back personal multimedia contents; A mobile communication network which wirelessly connects a host terminal and a client terminal, receives personal multimedia contents from the host terminal, transmits the multimedia data to the client terminal, and relays messages transmitted and received between the host terminal and the client terminal by providing a wireless data service or a wireless Internet service; And a subscriber authentication for confirming whether or not the host terminal has subscribed to a Personal Mobile Media (PMM) service, and receiving a personal multimedia content among a plurality of client terminals. It provides a PMM service providing system characterized in that it comprises a PMM server to determine and control the mobile communication network to relay personal multimedia content and messages.

In addition, according to a third object of the present invention, a mobile communication network providing a wireless data service or a wireless Internet service may transmit personal multimedia content received from a host terminal to a plurality of client terminals. A server for controlling a memory, comprising: a memory unit for temporarily storing data used to control a mobile terminal to relay personal multimedia contents to a host terminal or storing software for controlling the mobile communication network; A display unit configured to output a progress of a server's task execution process and an error occurring during the task execution process; A key input unit for inputting data or commands for operating the server; A network interface card (NIC) for providing a communication interface for the server to communicate with a mobile communication network; And controlling a memory unit, a display unit, a key input unit, and a network interface card, and receiving a request signal for a personal mobile media (PMM) service that is a broadcast of personal multimedia content from a host terminal. After performing authentication and determining a receiving client terminal that receives personal multimedia contents among a plurality of client terminals, the mobile communication network receives the personal multimedia contents received from the host terminal, transmits them to the receiving client terminal, and broadcasts them. And a control unit controlling to relay a message transmitted and received between the receiving client terminal and the receiving client terminal.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. First of all, in adding reference numerals to the components of each drawing, it should be noted that the same reference numerals are used as much as possible even if displayed on different drawings. In addition, in describing the present invention, when it is determined that the detailed description of the related well-known configuration or function may obscure the gist of the present invention, the detailed description thereof will be omitted.

In addition, hereinafter, in describing a personal mobile media (PMM) service of the present invention, it is assumed that a mobile communication system is a wideband code division multiple access (WCDMA) system. However, the above-described assumption is a system designated for convenience of description, and the mobile communication system used in the present invention is not limited to a WCDMA system, but is a portable Internet system (HPi: High Speed Portable Internet System or WiBro: Wireless Broadband Internet System), It may be another mobile communication system that provides a wireless data service or a wireless Internet service, such as a CDMA 2000 system.

2 is a block diagram schematically illustrating a PMM service providing system according to an exemplary embodiment of the present invention.

The PMM service providing system according to a preferred embodiment of the present invention includes a host terminal 202, a plurality of client terminals 204.206, a mobile communication network 208, the Internet 222, and a home page server 224.

The host terminal 202 is wirelessly connected to the mobile communication network 208 to provide a voice call function for performing a normal voice call by wireless communication with another mobile communication terminal or a landline telephone, as well as to select a mobile subscriber. According to the present invention, personal multimedia contents are generated and encoded in real time, and then transmitted to the client terminals 204 and 206 using a wireless data service or a wireless Internet service provided by the mobile communication network 208. In the process, the client terminals 204 and 206 are transmitted. A mobile communication terminal capable of transmitting and receiving a message with a.

To this end, the host terminal 202 is not only a basic configuration as a mobile communication terminal for using a wireless data service or a wireless Internet service provided by the mobile communication network 208, but also an apparatus or task capable of generating and transmitting personal multimedia contents in real time. Tools such as a media recording device capable of recording video and audio, such as a CCD (Charge Coupled Device) camera with a miniaturized chip, and an MPEG to process high quality video and high quality audio. : Moving Picture Experts Group (4) Codec (Coder Decoder), Advanced Audio Coding (AAC) codec and other media processing devices, etc. and real-time streaming technology to create personal multimedia content DirectX 8.1 from Microsoft, Windows Metafile (WMF), and Java Media Framew (JMF) from Sun (SUN) ork), a streaming application such as Real Player of Real Network, and a streaming platform.

The client terminals 204 and 206 store the received personal multimedia content as well as the basic configuration as a mobile communication terminal for using the wireless data service or the wireless Internet service provided by the mobile communication network 208 as the host terminal 202 described above. In order to play in real time, the above-described media processing apparatus, a streaming application and a streaming platform are provided.

The mobile communication network 208 includes a radio access network (RAN) 210, a mobile switching center (MSC) 212, a general packet radio service (GPRS) network 214, and a PMM server 216. And a PMM database (218) and a billing server (220), wherein the host terminal (202) and the client terminal (204, 206) are connected wirelessly to provide a wireless data service or a wireless Internet service host terminal ( Personal multimedia content is received from 202 and transmitted to client terminals 204 and 206, and messages transmitted and received between host terminal 202 and client terminals 204 and 206 are relayed.

The radio access network 210 is a transmitter that accommodates a radio access standard of 3GPP (3rd Generation Partnership Project) standard in WCDMA, and a Radio Transceiver Subsystem (RTS) (not shown) and a Radio Network Controller (RNC) (not shown) as a radio control station. ). Here, the RTS (not shown) performs a radio access termination function between the host terminal 202 and the client terminals 204 and 206 according to the 3GPP radio access standard, and transmits voice, video, and data traffic through a transmission / reception antenna. It performs the function of transmitting / receiving by WCDMA method. In general, the subsystem of the RTS (not shown) is composed of a base-station interconnection subsystem (BIS), a base band subsystem (BBS) and a radio frequency subsystem (RF). In addition, RTS (not shown) is also referred to as 'Node B' in the 3GPP radio access standard.

The RNC (wireless) manages wired and wireless channels, protocol matching between the host terminal 202 and the client terminals 204 and 206, protocol matching between the RTS (not shown), soft handover processing, the mobile communication switching center 212, and It is responsible for functions such as matching with the GPRS network 214, GPRS network access, fault management, system loading, and the like.

The mobile communication switching center 212 is a circuit switch that performs basic and additional service processing, incoming and outgoing call processing of subscribers, location registration and handoff procedure processing, interworking with other networks, and the like.

The GPRS network 214 may include a Serving GPRS Support Node (SGSN) (hereinafter referred to as 'SGSN') (not shown), and a Gateway GPRS Support Node (GGSN) (hereinafter referred to as 'GGSN') ( (Not shown) and mobile IP domain (MID: Mobile Internet Protocol Domain, hereinafter referred to as 'MID') (not shown), interworking with other networks, terminal mobility management for GPRS services, and sessions for transmitting and receiving packet data It is asynchronous communication system that provides session management, billing functions, etc. and maximizes transmission line efficiency by packet data transmission.

Here, SGSN (not shown) has a hardware structure that provides routing and routing connections based on the Asynchronous Transfer Mode (ATM) to provide GPRS, GPRS mobility management function for processing various data services, It performs GPRS session management function, GPRS authentication and billing function. GGSN (not shown) is a serving node of a packet network based on IP (Internet Protocol) that provides a high speed packet data service for GPRS data service, and provides mobility of packet data service and various data related protocols. Perform processing functions.

In addition, MID (not shown) may be used for initial registration, IP routing and route optimization, mobile subscriber address management, mobile subscriber information management, and tunneling for connection with various servers of mobile IP and the Internet 222. Home Agent (HA) (not shown) that performs functions such as Tunneling and Reverse Tunneling, and plays a role of subscriber server based on Mobile IP, and distributes key related to authentication and authorization AAA (Authentication, Authorization Accounting) (not shown) that performs the billing processing function, resource management function and the like and IP Core Network (IP Core Network) for connecting them.

The PMM server 216 is a server that plays a key role in providing a PMM service. When the PMM server 216 receives a request for the PMM service from the host terminal 202, the PMM server 216 performs subscriber authentication to determine whether the subscriber is a PMM service subscriber. Receiving client terminal to receive the personal multimedia content among the plurality of client terminals 204 and 206 by notifying the start of the PMM service to the plurality of client terminals 204 and 206 using the reception group designation information received from 202. After confirming the control, the mobile communication network 208 receives the personal multimedia content from the host terminal 202 in real time and transmits it to the receiving client terminal. In the process, a message is transmitted and received between the host terminal 202 and the receiving client terminal. The mobile communication network 208 is controlled.

In addition, the PMM server 216 may store personal multimedia content in the PMM database 218 or transmit personal multimedia content stored in the PMM database 218 at the request of the host terminal 202 and the client terminals 204 and 206. In addition, the homepage server 224 may control the homepage server 224 to register the personal multimedia content on a specific homepage, a blog, or a mini homepage by transmitting the personal multimedia content to the homepage server 224 in association with the homepage server 224. A detailed description of the configuration of the PMM server 216 will be described with reference to FIG. 3 in a later process.

The PMM database 218 refers to a data structure implemented in a storage space of a computer system by using a database management system (DBMS) program. The PMM database 218 can freely search, delete, edit, and add data. The data storage type. Such a database uses a relational database management system (RDBMS) such as Oracle, Informix, Sybase, Microsoft Structured Query Language (MS SQL) or DB2 for the purpose of the present invention. It can be implemented to suit the needs and has appropriate fields or elements to perform functions such as storing, searching, deleting, editing and adding data. The PMM database 218 stores, retrieves, deletes, edits, and adds personal multimedia contents under the control of the PMM server 216.

The billing server 220 is implemented as a conventional network server. Network servers are computer systems and computer software that are typically connected to subordinate devices capable of communicating with other network servers through a computer network, such as a private intranet or the Internet, to receive and perform a task request and provide a result of the task. It means (network server program). However, in addition to such a network server program, it should be understood as a broad concept including a series of applications running on a network server and in some cases various databases built therein. Such a network server may be implemented using a network server program that is variously provided according to an operating system such as DOS, Windows, Linux, UNIX, or Macintosh.

In addition, the billing server 220 charges the usage fee to the host terminal 202 using the PMM service or the host terminal 202 storing personal multimedia contents, and the client terminals 204 and 206 requesting and receiving the personal multimedia contents. ) Charges for storing and using the data, and in the case of registering personal multimedia content in connection with the homepage server 224, a service use fee according to the homepage server 224 may be charged.

The Internet 222 is a service that exists in the TCP / IP protocol and its upper layers: Hypertext Transfer Protocol (HTTP), Telnet, File Transfer Protocol (FTP), Domain Name Server (DNS), and Simple Mail Transfer Protocol (SMTP). , A global open computer network architecture that provides Simple Network Management Protocol (SNTP), Network File Service (NFS), and Network Information Service (NIS).

The home page server 224 is a network server for providing a web page produced in Hypertext Markup Language (HTML), which is a set of markup symbols or codes included in a file, on the Internet 222. It is implemented as a conventional network server such as 220. Such web pages include mini homepages provided by personal community service providers based on profiles such as personal homepages of Internet users or SayClub (URL: www.sayclub.com) and Cyworld (URL: cyworld.nate.com). Home Page or Blog. In addition, the homepage server 224 is linked to the PMM server 216 of the mobile communication network 208 to receive and store and retain personal multimedia content from the PMM server 216, that is, the homepage, mini homepage, blog Register on the back.

3 is a block diagram schematically illustrating a PMM server 216 according to an exemplary embodiment of the present invention.

The PMM server 216 according to the preferred embodiment of the present invention includes a control unit 310, a memory unit 320, a key input unit 340, a network interface card (NIC) 350, and a database server. 360.

The controller 310 controls all the components of the PMM server 216, and in particular, as described with reference to FIG. 2, when receiving a request for the PMM service from the host terminal 202, the subscriber authentication for confirming whether the subscriber is a PMM service. After determining the client terminal and determining the client terminal, the mobile communication network 208 is controlled to perform the PMM service between the host terminal 202 and the client terminals 204 and 206. To this end, the control unit 310 includes a calculation module such as a microprocessor.

The memory unit 320 temporarily stores data processed by the controller 310 or stores a program for performing a function of the PMM server 216 and stores data necessary for the operation of the PMM server 210. To this end, the memory unit 320 is a non-volatile memory for storing a predetermined program and data, and the contents are in EEPROM (Electrically Erasable and Programmable Read Only Memory) or block (Block) units. It includes a flash memory that can modify the flash memory (SDRAM: Synchronous Dynamic Random Access Memory) for temporarily storing the generated data.

The display unit 330 allows the administrator who manages the PMM server 170 to check the progress of the PMM service or the error and the processing status of the PMM service as well as the processing status according to the key input from the key input unit 340. Output in the form of a panel or monitor using a light emitting diode (LED). The key input unit 340 is used by the administrator to manually input data or commands to operate the PMM server 216. The network interface card 350 is a communication module that provides a communication interface for communicating with the GPRS network 214.

The database server 360 controls data input and output of the PMM database 218. That is, the database server 360 stores personal multimedia content in the PMM database 218 and searches for, deletes, edits, and adds personal multimedia content.

4 is a flowchart illustrating a method of providing a PMM service according to an exemplary embodiment of the present invention.

A mobile subscriber subscribes to a PMM service using his computer or a mobile terminal, and designates a client to receive the broadcast when he or she wants to broadcast personal multimedia content as a host.

A mobile subscriber (hereinafter referred to as a service subscriber) who subscribes to the PMM service carries a host terminal 202 that is carried to deliver impressive scenes, music, videos, etc. to close friends, colleagues, and family. In operation, the host terminal 202 requests the PMM service by transmitting the received group designation information to the mobile communication network 208 (S402). The mobile communication network 208 receiving the PMM service from the host terminal 202 checks whether the host terminal 202 is subscribed to the PMM service (S404).

The mobile communication network 208 notifies the host terminal 202 of the denial of service when the host terminal 202 is not subscribed to the PMM service in step S404, and the host terminal 202 notifies the PMM. In the case of subscribing to the service, all client terminals 204 and 206 in the designated receiving group are notified of the start of the PMM service using the received receiving group specifying information (S408). The mobile communication network 208 that has informed all client terminals 204 and 206 of the receiving group that the PMM broadcast is started by the host terminal 202 checks whether the client terminals 204 and 206 receive the PMM broadcast. That is, the mobile communication network 208 checks whether any one or more client terminals among all the client terminals in the designated group select to receive the PMM broadcast (S410).

The mobile communication network 208 sends the client terminal 204, 206 to the host terminal 202 when none of the client terminals 204, 206 in the designated group selects reception of the PMM broadcast as a result of confirmation in step S410. The PMM broadcast reception denial is notified (S412). In addition, the mobile communication network 208 transmits the personal multimedia content to the host terminal 202 when one or more client terminals among all the client terminals 204 and 206 in the designated group select to receive the PMM broadcast. Request for transmission (S414).

In FIG. 1, only the first client terminal 204 and the Nth client terminal 206 are illustrated as client terminals for convenience of description, but in reality, a plurality of client terminals may exist. Hereinafter, for convenience of explanation, it is assumed that only the first client terminal 204 selects reception of the PMM broadcast among the plurality of client terminals described above.

The host terminal 202, which is requested to transmit personal multimedia content from the mobile communication network 208, generates a personal multimedia content by encoding an image, voice, image, and the like to be broadcast in real time and transmits it to the mobile communication network 208 (S416). ). The mobile communication network 208 that has received the personal multimedia content from the host terminal 202 transmits it back to the first client terminal 204 (S418). The first client terminal 204 that has received the personal multimedia content reproduces it (S420).

The PMM service according to the preferred embodiment of the present invention is a service having a feature of limited omnidirectional. That is, since the PMM service is omnidirectional, the host terminal 202 may not only transmit personal multimedia content to the first client terminal 204 through the PMM broadcast, but may also transmit a simple message during the PMM broadcast. On the other hand, the first client terminal 206 unilaterally receives personal multimedia content from the host terminal 202 to receive the PMM broadcast. However, the first client terminal 206 may exchange a simple message with the host terminal 202 while receiving the PMM broadcast. Through this, the mobile communication subscriber (hereinafter, referred to as a 'client subscriber') using the first client terminal 204 may exchange information with the mobile communication subscriber (hereinafter, referred to as a 'host subscriber') using the host terminal 202. A request for PMM broadcast can be delivered to a host subscriber.

5 is a view for explaining a process of using a PMM service according to an embodiment of the present invention.

5A illustrates the generation of personal multimedia content using the host terminal 202. The host subscriber sends a receiving group to his mobile terminal, i.e., the host terminal 202, in order to personally broadcast a screen or video that he / she wants to convey to another person, such as a drama studio or a movie studio, as shown in 5A. When designated and sent, the host terminal 202 requests a service to the mobile communication network 208, the mobile communication network 208 authenticates the host terminal 202 and selects a client terminal to be received, that is, the first client terminal 204 The PMM service is allowed to the host terminal 202. The host terminal 202 generates a personal multimedia content by encoding a screen or a video such as 5A in real time and transmits it to the first client terminal 204 using the mobile communication network 208.

5B illustrates a real-time response that a first client subscriber may present while viewing the personal multimedia content being played on the first client terminal 204. The first client subscriber may respond in real time while checking the personal multimedia content played in the first client terminal 204. That is, the first client subscriber may have a desire to enlarge the scene to be broadcast more, to see another screen, or to hear various sounds. In this case, when the first client subscriber selects transmission by inputting a simple message to be delivered to the host subscriber in the first client terminal 204, the first client terminal 204 transmits the input message to the host terminal 202. do.

In 5C, the real-time response received from the first client terminal 204 is output on the screen of the host terminal 202. When the host terminal 202 receives the message from the first client terminal 204, the host terminal 202 outputs the received message in a predetermined area of the screen for generating personal multimedia content. The host subscriber can check the message output to the host terminal 202 to confirm the real time response of the first client subscriber and take appropriate action accordingly. That is, as shown in 5C, since the first client subscriber wants a larger screen, the host subscriber can close up or take a close-up shot of the scene to create and transmit personal multimedia content to the first client subscriber. Can respond to real-time reactions.

5D illustrates a screen shot according to the real time response output to the host terminal 202 and a screen on which the real time response received from the first client terminal 204 is output. The first client terminal 204 receives and plays back the personal multimedia content and sends the inputted real-time response back to the host terminal 202 as a message according to the selection of the first client subscriber. The host terminal 202 outputs a message received from the first client terminal 204 together with a screen shot.

In this way, the host subscriber can not only broadcast the personal multimedia contents he / she wants by using the host terminal 202 to the desired receiver or client subscriber but also broadcast the personal multimedia contents in real time. You can check the response, take appropriate action accordingly, and forward your response to the client subscriber.

The above description is merely illustrative of the technical idea of the present invention, and those skilled in the art to which the present invention pertains may make various modifications and changes without departing from the essential characteristics of the present invention. Therefore, the embodiments disclosed in the present invention are not intended to limit the technical idea of the present invention but to describe the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments. The protection scope of the present invention should be interpreted by the following claims, and all technical ideas within the equivalent scope should be interpreted as being included in the scope of the present invention.

As described above, according to the present invention, all of the mobile communication subscribers are subjects of broadcasting using the mobile communication terminal to generate their own multimedia contents in real time, and transmit the generated multimedia contents only to the mobile communication subscribers designated by the mobile communication subscribers. It is possible to send and receive messages to each other in the process of transmitting and receiving multimedia contents, to meet various needs of mobile subscribers and to create a new service model suitable for high-speed wireless data service or high-speed wireless Internet service. Due to the limited omni-directional characteristics of the present invention, it is possible to reduce the burden of the amount of data transmitted and received on the network and to reduce the network construction cost in implementing a broadcast service using mobile communication.

Claims (12)

In a system including a host terminal for generating and transmitting personal multimedia contents in real time, a plurality of client terminals for receiving and playing the personal multimedia contents, and a mobile communication network for relaying the personal multimedia contents. In the method for transmitting the personal multimedia content, (a1) generating, by the host terminal, reception group designation information including telephone number information of the plurality of client terminals; (a2) receiving a request for a personal mobile media (PMM) service from the host terminal together with the reception group designation information; (b) checking whether the host terminal is subscribed to the PMM service; (c) When the host terminal is subscribed to the PMM service as a result of checking in the step (b), any one or more client terminals (hereinafter referred to as 'receiving client terminals') of the plurality of client terminals are referred to as the PMM. Checking whether to select to receive a service; (d) requesting transmission of the personal multimedia content to the host terminal when the receiving client terminal selects reception of the PMM service as a result of the checking in step (c); (e) receiving the personal multimedia content generated in real time from the host terminal and transmitting it to the receiving client terminal; And (f) the receiving client terminal receiving and playing the personal multimedia content in real time; PMM service providing method comprising a. The method of claim 1, wherein the PMM service is provided. Between the step (c) and the step (d), (c1) if the host terminal is not subscribed to the PMM service as a result of the checking in step (b), notifying the host terminal of the denial of the PMM service; PMM service providing method, characterized in that it further comprises. The method of claim 1, wherein the PMM service is provided. Between the step (d) and the step (e), (d1) notifying the host terminal of the rejection of the client terminal when at least one client terminal of the plurality of client terminals has not selected to receive the PMM service as a result of the checking in step (c); PMM service providing method, characterized in that it further comprises. delete The method of claim 1, wherein the PMM service is provided. After the step (f), (f1) receiving a request for registration of a specific homepage of the personal multimedia content from the host terminal; (f2) transmitting the personal multimedia content to a homepage server providing the homepage and requesting registration; And (f3) the homepage server registering the personal multimedia content with the specific homepage PMM service providing method, characterized in that it further comprises. In the system for transmitting personal multimedia content (Content), A host terminal for generating and transmitting the personal multimedia contents in real time, and transmitting and receiving a message in a process of transmitting the personal multimedia contents; A plurality of client terminals for receiving and playing the personal multimedia contents in real time and transmitting and receiving the message in the process of playing the personal multimedia contents; The wireless terminal connects the host terminal and the client terminal wirelessly and provides a wireless data service or a wireless Internet service to receive the personal multimedia content from the host terminal, transmit the personal multimedia content to the client terminal, and transmit and receive between the host terminal and the client terminal. A mobile communication network for relaying messages; And Receiving client that performs subscriber authentication to confirm whether the host terminal has subscribed to a Personal Mobile Media (PMM) service, and receives the personal multimedia contents among the plurality of client terminals. A PMM server that determines a terminal and controls the mobile communication network to relay the personal multimedia content and the message. PMM service providing system comprising a. According to claim 6, The PMM service providing system, PMM database for storing, searching, deleting, editing, and adding the personal multimedia contents under the control of the PMM server. PMM service providing system, characterized in that it further comprises. The method of claim 7, wherein the PMM server, And when the request for transmitting the personal multimedia content is received from the host terminal or the client terminal, transmit the personal multimedia content stored in the PMM database to the host terminal or the client terminal. According to claim 6, The PMM service providing system, A charging server that charges the host terminal a fee for providing the PMM service generated by transmitting the personal multimedia content from the host terminal to the receiving client terminal and relaying a message transmitted and received between the host terminal and the receiving client. PMM service providing system, characterized in that it further comprises. According to claim 6, The PMM service providing system, A PMM database for storing, searching, deleting, editing, and adding the personal multimedia contents under the control of the PMM server; And Homepage server that receives the personal multimedia content and registers in a specific homepage according to the request of the PMM server PMM service providing system, characterized in that it further comprises. The method of claim 10, wherein the PMM server, When the host terminal or the client terminal receives a request for registration of the personal multimedia content on the homepage, the personal multimedia content stored in the PMM database is transmitted to the homepage server, and the personal multimedia content is requested to be registered. PMM service delivery system. A server for controlling a mobile communication network providing a wireless data service or a wireless Internet service to transmit personal multimedia content received from a host terminal to a plurality of client terminals. A memory unit for temporarily storing data used to control the mobile communication network to relay the personal multimedia contents or storing software for controlling the mobile communication network; A display unit configured to output a progress state of a task execution process of the server and an error occurring during the task execution process; A key input unit for inputting data or commands for operating the server; A network interface card (NIC) for providing a communication interface for the server to communicate with the mobile communication network; And The memory unit, the display unit, the key input unit and the network interface card controls the request for a personal mobile media (PMM) service, which is a broadcast of the personal multimedia content from the host terminal. Upon receiving a signal, subscriber authentication is performed and the receiving client terminal receiving the personal multimedia contents is determined from among the plurality of client terminals, and then the mobile communication network receives the personal multimedia contents received from the host terminal. A control unit for transmitting and broadcasting to a terminal and controlling a message transmitted and received between the host terminal and the receiving client terminal during broadcasting. PMM server comprising a.

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