KR100726464B1 - Multimedia data transmission between communication terminals and interworking method between applications installed in the communication terminal and a communication terminal performing the method - Google Patents

Abstract

The present invention relates to a method of interworking between multimedia data transmission between communication terminals and applications installed in the communication terminal, and more particularly, to a wireless LAN (WLAN) communication module, an ultra wideband (UWB) communication module, a Zigbee communication module, and an RFID ( Radio Frequency IDentification) A method of linking multimedia data such as DMB data, map data, music data, video data, image data, and text data through a short range wireless communication module such as a communication module and interworking applications installed in the communication terminal. And a communication terminal to which the method is applied.

Description

METHOD OF TRANSACTING MULTIMEDIA DATA BETWEEN COMMUNICATION TERMINALS AND INTEROPERATING BETWEEN APPLICATIONS INSTALLED IN THE TERMINALS, AND COMMUNICATION TERMINAL EMPLOYING THE SAME}

1 is a diagram illustrating a communication terminal and a second device for performing short-range wireless communication with the communication terminal according to the present invention.

2 is a block diagram showing an internal configuration of a communication terminal according to an embodiment of the present invention.

3 is a diagram illustrating an example of providing map data to an output device of a vehicle from a communication terminal according to the present invention through short-range wireless communication.

4 is a block diagram illustrating an internal configuration of a communication terminal and an output device according to an embodiment of the present invention.

5 is a diagram illustrating an example of providing DMB data from a communication terminal according to the present invention to a second communication terminal through short-range wireless communication.

6 is a flowchart illustrating a method of operating a communication terminal according to an embodiment of the present invention.

<Explanation of symbols for the main parts of the drawings>

200: communication terminal 210: short-range wireless communication module

220: memory means 230: data conversion unit

240: transmission control unit

The present invention relates to a method of interworking between multimedia data transmission between communication terminals and applications installed in the communication terminal, and more particularly, to a wireless LAN (WLAN) communication module, an ultra wideband (UWB) communication module, a Zigbee communication module, and an RFID ( Radio Frequency IDentification) A method of linking multimedia data such as DMB data, map data, music data, video data, image data, and text data through a short range wireless communication module such as a communication module and interworking applications installed in the communication terminal. And a communication terminal to which the method is applied.

Today's remarkable development of information and communication technology has rapidly promoted the popularization of communication terminals (mobile devices), so that most ordinary people always have communication terminals such as mobile phones and PDAs. Therefore, the user can easily communicate with the counterpart using the communication terminal, so that communication is more frequent than before, and users of the communication terminal are gradually increasing.

Such communication terminals are provided with more various functions to meet the needs of users as the communication technology and the use of users increase, thereby providing user convenience.

In general, when a user of a communication terminal views the multimedia data output from a communication terminal having a function of outputting multimedia data with another user, the users output the multimedia data through a small liquid crystal display (LCD) screen of the communication terminal. There was inconvenience such as watching.

In addition, when the communication terminal outputs multimedia data such as MP3 data through the earphone means connected to the audio input / output (I / O) terminal, users must divide two units for stereo output included in the earphone means one by one. Therefore, there was a problem in that the multimedia data cannot be properly listened to.

Accordingly, the inventor of the present application simultaneously reproduces the multimedia data stored in any one communication terminal between two or more communication terminals, so that the user can watch the multimedia data in each communication terminal and the revenue model of the communication service provider through the same (revenue) We have come up with a structure that can secure a model.

The present invention has been made to improve the prior art as described above, by allowing the multimedia data stored in one communication terminal to be reproduced in the second device, so that the user of the communication terminal more convenient to use the multimedia data For that purpose.

In addition, the present invention can be caused by the miniaturization of the communication terminal by allowing the video data or audio data included in the multimedia data to be output from the second device having a larger output screen or can reproduce a better sound quality Its purpose is to meet the needs of the user.

In addition, an object of the present invention is to enhance the user's interest as well as the utilization of the communication terminal by allowing a chat process or a game to be performed between two or more communication terminals.

In order to achieve the above object and to solve the above-mentioned problems of the prior art, a communication terminal for transmitting predetermined multimedia data to a second device using short-range wireless communication according to the present invention, the second device and the short-range wireless A near field communication module for performing communication; Memory means for recording the multimedia data; A data converter which processes the multimedia data recorded in the memory means into a data format according to the protocol of the short range wireless communication; And a transmission controller which controls the short range wireless communication module to transmit the processed multimedia data to the second device.

Further, an operation method of a communication terminal for transmitting multimedia data to a second device using short-range wireless communication according to an embodiment of the present invention, the method comprising: reading the multimedia data from a memory means; Processing the read multimedia data into a data format according to a protocol of the short range wireless communication; And transmitting the processed multimedia data to the second device through a short range wireless communication module.

As used herein, a "communication terminal" includes a computer terminal, a mobile communication terminal, a Public Switched Telephone Network (PSTN) terminal, VoIP, a Session Initiation Protocol (SIP), Megaco, a Personal Digital Assistant (PDA), a cellular phone, and a PCS. (Personal Communication Service) phones, Hand-Held PCs, CDMA-2000 (1X, 3X) phones, Wideband CDMA phones, Dual Band / Dual Mode phones, GSM ( Global Standard for Mobile (MBS) phone, Mobile Broadband System (MBS) phone, satellite / terrestrial digital multimedia broadcasting (DMB) phone and the like can be used as a concept. In addition, the "second device" may be the above-mentioned communication terminal, and may include (1) a device in which a display means for video output and a short range communication module are combined, and (2) a device in which a short range communication module is combined with an audio output means such as a speaker means. And (3) a new concept device capable of assisting the output function of the above-described communication terminal, such as an output device for outputting video and audio and a device in which a near field communication module is combined.

Hereinafter, a communication terminal and an operation method of the communication terminal according to the present invention will be described in detail with reference to the accompanying drawings.

1 is a diagram illustrating a connection between a communication terminal and a second device for performing short-range wireless communication with the communication terminal according to the present invention.

Referring to FIG. 1, the communication terminal 100 according to the present invention includes a short range wireless communication module 101 and transmits and receives predetermined multimedia data to and from a second device. The multimedia data may be any one or more of DMB data, navigation map data, music data, video data, image data, or text data, and the short range wireless communication module 101 may be a wireless LAN (WLAN) communication module. It may be one of a UWB (Ultra WideBand) communication module, a Zigbee communication module, or a Radio Frequency IDentification (RFID) communication module.

The communication terminal 100 may basically include output means for outputting the multimedia data as image data or audio data, and may include a DMB receiving module to output the DMB data. In addition, the communication terminal 100 may include a navigation system to output the map data for navigation for providing peripheral information of a road, and may include a decoder such as an MP3 playback module to output the music data. In addition, the communication terminal 100 may include a predetermined application for outputting video data, image data, and the text data. Accordingly, the communication terminal 100 transmits the multimedia data to the second device 110 through the short range wireless communication module 101 in order to more efficiently output the image data or the audio data included in the multimedia data. Accordingly, the second device 110 includes a predetermined short range wireless communication module corresponding to the short range wireless communication module 101 and receives the multimedia data from the communication terminal 100. In addition, the second device 110 includes output means such as display means or speaker means for outputting the received multimedia data. As the multimedia data transmission method, any one of a streaming method, a full download method, or a split download method may be used.

In one example, the communication terminal 100 includes a T-DMB receiving module or an S-DMB receiving module for receiving DMB data, and receives the DMB data from a terrestrial DMB system or a satellite DMB system. Accordingly, the DMB data is recorded in a predetermined memory means for buffering, processed into a data format according to the short range wireless communication protocol, and transmitted to the second device 110 through the short range wireless communication module 101. Accordingly, the second device 110 decodes the DMB data and outputs the same through the display means and the speaker means. Thus, not only the user of the communication terminal 100 but also the user of the second device 110 may view the DMB data received by the communication terminal 100.

In another example, the communication terminal 100 stores MP3 data received from a predetermined content providing server in a memory means. In general, the communication terminal 100 outputs the MP3 data to earphone means including two units for stereo output connected to one audio input / output (I / O) terminal. This is a problem that if more than one user wants to listen to the MP3 data, it is not only inconvenient but also can not properly listen to the original sound. To this end, the communication terminal 100 decodes the MP3 data through a decoder, and converts the MP3 data into an analog sound source through a digital / analog (D / A) converter. The converted sound source is processed into a data format according to short-range wireless communication, and is transmitted to a second device 110 such as a speaker, an MP3 player, or a second communication terminal. Upon receiving the processed sound source, the second device 110 reprocesses the original sound source before being processed and outputs the sound source through speaker means. Through this configuration, it is possible for multiple users to listen to MP3 data stored in one communication terminal 100 together.

2 is a block diagram showing an internal configuration of a communication terminal according to an embodiment of the present invention.

The communication terminal 200 according to an embodiment of the present invention includes a short range wireless communication module 210, a memory unit 220, a data converter 230, and a transmission controller 240.

The short range wireless communication module 210 performs short range wireless communication with the second device. The short range wireless communication module 210 according to the present invention may be any one of a communication module such as a wireless LAN (WLAN) communication module, an ultra wideband (UWB) communication module, a Zigbee communication module, or a radio frequency identification (RFID) communication module. have.

The memory means 220 may include a buffer for buffering the multimedia data. The memory means 220 stores multimedia data such as map data, music data, video data, image data, and text data, and the multimedia data is read from the memory means 220 at the request of a user. In addition, when the multimedia data is DMB data including T-DMB data or S-DMB data, the memory means 220 buffers the DMB data received from a predetermined terrestrial DMB system or a satellite DMB system to output means. To pass.

The data conversion unit 230 processes the multimedia data recorded in the memory means into a data format in accordance with the protocol of the short range wireless communication. The short range wireless communication module 210 may have different data formats according to the type. Accordingly, the data converter 230 formats the multimedia data recorded in the memory means 220 to be transmitted to the second device through the short range wireless communication module 210.

The transmission controller 240 controls the short range wireless communication module 210 to transmit the processed multimedia data to the second device.

The multimedia data according to an embodiment of the present invention is map data for navigation.

The communication terminal 200 analyzes at least three or more GPS satellite signals received by a predetermined global positioning system (GPS) receiving module, stores a location information calculator and map information for calculating current location information, and calculates the current The apparatus may further include a data processing unit which processes the map data for navigation with reference to the map information.

That is, the communication terminal 200 calculates current location information, maps the current location information to the map information, and outputs map data for navigation, thereby performing a function such as a vehicle navigation apparatus. In addition, the navigation map data processed by the communication terminal 200 may be transmitted to the second device through the short range wireless communication module 210 as well as the output means of the communication terminal 200. Outputs the transmitted map data for navigation to an output means such as an LCD. According to the present embodiment, the communication terminal may be useful when the size of the output means is small, such as a mobile phone, and the second device is a display panel-centered terminal having a relatively large size of the output means. 3 illustrates an example of providing navigation map data to a vehicle output device from a communication terminal according to the present invention through short-range wireless communication.

Referring to FIG. 3, the communication terminal 300 according to the present invention is located at one side of an output means 310 of a vehicle including a short range wireless communication module 311. The communication terminal 300 analyzes at least three or more GPS satellite signals received by a predetermined Global Positioning System (GPS) receiving module to calculate current location information, and records the current location information in the memory unit according to the calculated current location information. Create map data by referring to map information. Accordingly, the communication terminal 300 transmits the map data to the output means 310 of the vehicle through the short range wireless communication module 301. Accordingly, the output unit 310 divides the map data into image data and audio data and provides the vehicle navigation information such as a moving route, surrounding information, and a dangerous area to the driver. In the above-described embodiment of Figure 3, the output means 310 is a second device according to the invention, the Bluetooth module is coupled to the conventional liquid crystal display (LCD) means or the Bluetooth module coupled to the speaker means It may be implemented in the form. That is, the output unit 310 receives the image data included in the map data through the Bluetooth module and outputs the image data included in the liquid crystal display (LCD) means or outputs the audio data included in the map data for navigation. It can be output through the speaker means.

The multimedia data according to another embodiment of the present invention may be chat data.

To this end, the communication terminal 200 stores a predetermined chat application and drives the chat application to use a chat service. In addition, the second device also stores and drives the chat application in order to perform a chat process with the communication terminal 200. The chat application running at each terminal may be synchronized with the chat data output in time or to the output means for performing the chat process. That is, the controller of the communication terminal 200 transmits and receives a predetermined synchronization signal with the second device through the short range wireless communication module 210 to perform a synchronization operation. When the synchronization task is completed, the communication terminal 200 and the second device may perform a chat process.

In addition, the communication terminal 200 may perform a multi-party chat process by applying 1: 1 chat according to the above-described example. That is, the communication terminal 200 may drive the chat application and perform a chat process through synchronization with one or more second devices on which the chat application is driven.

The multimedia data according to another embodiment of the present invention may be game data.

To this end, the communication terminal 200 stores a predetermined game application and drives the game application to perform a game. In addition, the second device stores the game application and drives the game application to play a game with the communication terminal 200. The game application running in each terminal may be synchronized with the game data output in time or to the output means for playing the game.

4 is a block diagram illustrating an internal configuration of a communication terminal and an output device according to an embodiment of the present invention.

Referring to FIG. 4, in order to implement the embodiment of FIG. 3, the communication terminal 400 includes a DMB receiving module 401, a Bluetooth module 402, and a controller 403. In addition, the navigation system 410 may further include a map data 411 and a GPS receiving module 412. In addition, the output means 420 includes a Bluetooth module 421, a DMB signal processor 422, and a display means 423.

First, in order for the output means 420 to output a DMB signal including a TPEG (Transport Protocol Expert Group) signal, a T-DMB signal, an S-DMB signal, or the like, the communication terminal 400 may include a DMB receiving module 401. It includes. The DMB receiving module 401 receives a DMB signal such as a TPEG (Transport Protocol Expert Group) signal, a T-DMB signal, or an S-DMB signal from a predetermined DMB system. The received DMB signal is transmitted to the Bluetooth module 421 of the output means 420 through the Bluetooth module 402, and the DMB signal is decoded through the DMB signal processor 422 of the output means 420. Is processed through the process. In addition, the display means 423 includes a liquid crystal display (LCD) or organic light emitting diodes (OLED), and outputs the processed DMB signal. That is, a user can watch a broadcast or receive traffic information and road information of a predetermined region through a DMB signal including the TPEG signal, a T-DMB signal, or an S-DMB signal. have.

Further, in order for the output means 420 to output predetermined navigation data, the control unit MSM 403 of the communication terminal receives map data from the navigation system 410. Accordingly, at least three or more GPS satellite signals are received through the GPS receiving module 412, and a current position is calculated and transmitted to the controller 403 through the received GPS satellite signals. Accordingly, the controller 403 transmits the map data and the current position to the Bluetooth module 421 of the output means 420 through the Bluetooth module 402, and the map data and the current position transmit the display means 423. Is output via Therefore, the communication terminal 400 may control the output of the DMB signal or the output of the navigation data by the output means 420 of the adjacent position.

The DMB receiving module 401 and the Bluetooth module 402 according to an embodiment of the present invention may communicate the DMB signal in a streaming manner. In addition, the streaming type communication may be performed between the Bluetooth module 402 and the Bluetooth module 421 so as to approach the real time transmission through the faster transmission of information.

5 is a diagram illustrating an example of providing DMB data from a communication terminal according to the present invention to a second communication terminal through short-range wireless communication.

The multimedia data according to an embodiment of the present invention may be DMB data.

To this end, the communication terminal 510 receives the T-DMB data from the predetermined terrestrial DMB system 512 or the S-DMB receiving module for receiving the S-DMB data from the satellite DMB system 511. It includes more. The communication terminal 510 receiving the DMB data including the T-DMB data or the S-DMB data outputs the DMB data through a predetermined display means and a speaker means, and simultaneously generates a short range wireless communication module based on the DMB data. Transmit to the second device 520 through. In the embodiment of FIG. 5, a communication terminal is used as the second device 520, so that a plurality of users can view the DMB data received by the communication terminal 520 with their respective communication terminals without having to receive the DMB data. have. That is, multiple users can conveniently use the multimedia data.

6 is a flowchart illustrating a method of operating a communication terminal according to an embodiment of the present invention.

Referring to FIG. 6, the communication terminal according to the present invention includes a short range wireless communication module for performing short range wireless communication with the second device (step 601). The short range wireless communication module may be any one of a wireless LAN (WLAN) communication module, an ultra wideband (UWB) communication module, a Zigbee communication module, and a radio frequency identification (RFID) communication module.

The communication terminal also stores, in step 602, multimedia data in memory means. The memory means includes all types of internal or external memory for recording multimedia data, and a flash memory, an SD card, an MMC memory, a memory stick, or a magnetic tape may be used.

If the multimedia data is DMB data received from a predetermined server in a streaming manner, the memory means may include a buffer for temporarily storing the DMB data.

The communication terminal, at 603, receives a request for transmission of multimedia data from the user to the second device via the user interface. Accordingly, in step 604, the communication terminal processes the data format so that the multimedia data recorded in the memory means corresponds to a protocol according to the type of the short range wireless communication module. In addition, the communication terminal transmits the processed multimedia data to the second device through the short range wireless communication module.

The second device includes a near field communication module corresponding to the near field communication module of the communication terminal (step 605). Accordingly, the short range wireless communication module of the second device receives the multimedia data transmitted from the communication terminal and reprocesses the multimedia data processed into a specific data format before processing (step 606). The reprocessed multimedia data is output at step 607 through the output means of the second device. The output means of the communication terminal or the second device includes display means and speaker means, such as a liquid crystal display (LCD) or organic light emitting diodes (OLED).

The multimedia data according to an embodiment of the present invention is map data. For this purpose, the communication terminal further stores coordinate information and map information in the memory means. In addition, by analyzing at least three or more GPS satellite signals received by a predetermined GPS (Global Positioning System) receiving module to calculate the current position information, matching the calculated current position information to the coordinate information, the matched coordinates Information and map data according to the map information. The generated map data may be transmitted and output to a second device that provides a larger image than the display means of the communication terminal.

The multimedia data according to an embodiment of the present invention is DMB data. To this end, the communication terminal includes a T-DMB receiving module or an S-DMB receiving module, and receives the DMB data from a predetermined DMB system through the receiving module. The received DMB data is temporarily recorded in a memory means that provides a buffer function, and may be output after being transmitted to a second device through a short range wireless communication module. For example, the DMB data may be output from a television including a short range wireless communication module.

As a result, the problem of deterioration of the output means due to the miniaturization of the communication terminal can be solved.

Embodiments of the invention include a computer readable medium containing program instructions for performing various computer-implemented operations. The computer readable medium may include program instructions, data files, data structures, etc. alone or in combination. The media may be those specially designed and constructed for the purposes of the present invention, or they may be of the kind well-known and available to those having skill in the computer software arts. Examples of computer-readable recording media include magnetic media such as hard disks, floppy disks, and magnetic tape, optical recording media such as CD-ROMs, DVDs, magnetic-optical media such as floppy disks, and ROM, RAM, flash memory, and the like. Hardware devices specifically configured to store and execute the same program instructions are included. The medium may be a transmission medium such as an optical or metal wire, a waveguide, or the like including a carrier wave for transmitting a signal specifying a program command, a data structure, or the like. Examples of program instructions include not only machine code generated by a compiler, but also high-level language code that can be executed by a computer using an interpreter or the like.

While specific embodiments of the present invention have been described so far, various modifications are possible without departing from the scope of the present invention.

Therefore, the scope of the present invention should not be limited to the described embodiments, but should be defined not only by the scope of the following claims, but also by those equivalent to the scope of the claims.

According to the present invention, the multimedia data stored in one communication terminal can be reproduced in the second device, so that the user of the communication terminal can use the multimedia data more conveniently.

In addition, according to the present invention, by allowing the video data or audio data included in the multimedia data to be output from the second device having a larger output screen or a better sound quality, it can be caused by the miniaturization of the communication terminal Can meet the needs of users.

In addition, according to the present invention, by allowing a chat process or a game can be performed between two or more communication terminals, it is possible to enhance the utilization of the communication terminal as well as the user's interest.

As described above, the present invention has been described by way of limited embodiments and drawings, but the present invention is not limited to the above-described embodiments, which can be variously modified and modified by those skilled in the art to which the present invention pertains. Modifications are possible. Accordingly, the spirit of the present invention should be understood only by the claims set forth below, and all equivalent or equivalent modifications thereof will belong to the scope of the present invention.

Claims (14)

In a communication terminal, A short range wireless communication module configured to perform short range wireless communication with the second device; Memory means for recording the multimedia data; Speaker / display means for outputting the recorded multimedia data; A data converter configured to process the output multimedia data into a data format according to a protocol of the short range wireless communication; And A transmission control unit which controls the short range wireless communication module to transmit the processed multimedia data to the second device and to simultaneously output the processed multimedia data to the second device Communication terminal comprising a. The method of claim 1, The short range wireless communication module may be any one of a wireless LAN (WLAN) communication module, an ultra wideband (UWB) communication module, a Zigbee communication module, and a radio frequency identification (RFID) communication module. The method of claim 1, And the multimedia data is any one or more of DMB data, navigation map data, music data, video data, image data, and text data. The method of claim 1, The multimedia data is DMB data, T-DMB receiving module for receiving T-DMB data from a terrestrial DMB system or S-DMB receiving module for receiving S-DMB data from a satellite DMB system Communication terminal characterized in that it further comprises. The method of claim 1, The multimedia data is navigation map data, A location information calculator for analyzing at least three or more GPS satellite signals received by a predetermined GPS positioning module to calculate current location information; A data generator configured to store map information and generate map data by referring to the map information according to the calculated current location information Communication terminal characterized in that it further comprises. delete delete The method of claim 1, The communication terminal and the second device include a computer terminal, a mobile communication terminal, a public switched telephone network (PSTN) terminal, VoIP, a session initiation protocol (SIP), a megaco, a personal digital assistant (PDA), a cellular phone, and a personal communication (PCS). Service (Phone), Hand-Held PC, CDMA-2000 (1X, 3X) Phone, Wideband CDMA Phone, Dual Band / Dual Mode Phone, Global Standard for GSM A mobile terminal, any one of a mobile broadband system (MBS) phone, a satellite / terrestrial digital multimedia broadcasting (DMB) phone. The method of claim 1, And the second device is a device in which a display means for outputting a predetermined video or audio and the short-range communication module are combined. In the operation method of the communication terminal, Storing multimedia data in a memory; Reading the stored multimedia data from memory means; Outputting the read multimedia data through a speaker / display means; Processing the output multimedia data into a data format according to a protocol of the short range wireless communication, transmitting the multimedia data to the second device through a short range wireless communication module, and controlling the output to be simultaneously output from the second device Method of operation of a communication terminal comprising a. The method of claim 10, The short range wireless communication module may be any one of a wireless LAN (WLAN) communication module, an ultra wideband (UWB) communication module, a Zigbee communication module, and a radio frequency identification (RFID) communication module. The method of claim 10, And the multimedia data is at least one of DMB data, navigation map data, music data, video data, image data, and text data. delete A computer-readable recording medium having recorded thereon a program for executing the method of claim 10.

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