KR20060037188A - A method and structures and a apparatus of remote controller for mobile phone - Google Patents

Abstract

The present invention is to remove the external memory from the remote terminal of the portable terminal to protect from static electricity, to reduce the size, and to download the content file without restriction, wireless download MP3 files and application files from the content provider, the internal and external memory A portable terminal for recording, storing, outputting and reproducing each of the allocated areas of the portable terminal; A remote unit having an external memory for recording and storing a content file and outputting a content file to be reproduced by selection; A headset unit for outputting an applied MP3 signal and an audio signal; A connector comprising: an external memory unit for recording, storing and outputting an applied MP3 file and a content application file in an allocated area, and further comprising: a connector connecting a portable terminal and a remote unit; Terminal 1 is assigned to the ground terminal, Terminal 2 is assigned to the microphone terminal, Terminal 3 is assigned to the Control 2 terminal, Terminal 4 is assigned to the left speaker terminal, Terminal 5 is to the right speaker Terminal 6 is assigned to the interrupt terminal, Terminal 7 is assigned to the terminal for transmitting analog and digital signals, Terminal 8 is assigned to the hook detection and control 1 terminal, and terminal 9 is assigned to the terminal. The digital differential plus signal transmission terminal is assigned, the 10th terminal is assigned to the digital differential negative signal transmission terminal, and the 11th terminal is configured to be assigned to the power supply terminal.

Description

Remote controller device and structure and method of mobile terminal {A METHOD AND STRUCTURES AND A APPARATUS OF REMOTE CONTROLLER FOR MOBILE PHONE}

1 is a functional configuration diagram of a general mobile communication system,

2 is an explanatory diagram of an external memory detaching device of a portable terminal according to the prior art;

3 is a functional diagram of a remote controller device of a mobile terminal according to the present invention;

4 is a diagram for explaining the structure of a remote controller connector of a mobile terminal according to the present invention;

5 is a flowchart of a method for remote controller of a mobile terminal according to the present invention;

6 is an explanatory view of the external structure of the portable terminal remote unit according to the present invention;

           ** Explanation of symbols on the main parts of the drawing **

100: portable terminal 110: wireless unit 120: control unit

130 memory unit 140 content unit 150 input / output unit

160: matching part 170: MP3 part 180: down part

200: remote portion 210: matching portion 220: display portion

230: audio unit 240: controller unit 245: button

250: USB 300: headset 400: external memory

The present invention uses a remote unit for externally controlling and listening to the MP3 function of the portable terminal. The external memory is detached from the external memory. In particular, the general MP3 signal and the control signal are transmitted to the connector of the remote unit connected to the portable terminal. The present invention relates to a remote controller device, a structure, and a method of a portable terminal, which includes a structure connected by a USS method, and which is protected from static electricity and not limited to a storage capacity.

The mobile terminal for mobile communication (MS: MOBILE STATION) moves freely in a service area formed by a registered base station or a corresponding base station (RAN: RADIO ACCESS NETWORK) of the mobile communication network (NETWORK). It is a high-tech wireless communication device that allows an individual to carry it anywhere and always carry it by wirelessly communicating with the desired party anytime, anywhere through the communication path established by monitoring, control and switching of the mobile switching center. .

The portable terminal is compact and lightweight for portability and mobility, and the time used for actual communication is small, and the low portable terminal (MS) as described above is to increase the utilization rate and increase the applicability and convenience of real life. Various additional services are being developed and provided.

The additional services include those developed and provided by a mobile communication service provider and those developed and provided by a mobile terminal producer. Examples of additional services developed and provided by a producer include cameras, Bluetooth, WLAN, radio, Games, electronic calculators, calendars, and the like, developed and provided by mobile communication service providers, include text messages, video messages, voice messages, online games, wireless Internet, caller identification, content provision, and the like. New features continue to be added and added.

Among the supplementary services of the portable terminal, the contents supplementary service is provided with a music file, a ringtone file, a movie file, a cartoon file, an information file, a photo file, a multimedia file, and the like, by voice or free download or streaming from a business operator. In order to record and store in an allocated area of the terminal for later reuse, a memory for recording and storing the various files is required.

As described above, the content files downloaded to the portable terminal are various and many, and since the portable terminal has a small size and weight, there is a limitation that the capacity of the built-in memory cannot be increased indefinitely.

In order to expand the memory capacity of the portable terminal, an external memory is adopted, and the external memory is easily removable, and a separate connector or socket for detachment should be provided. .

In order to smoothly operate various additional services added to the portable terminal, the connector or socket as described above should be provided, and since the connector or socket has a mechanical and physical constant size, reducing the external size of the portable terminal There is a difficult problem.

Therefore, there is a need to develop a technology that enables the removable memory to be detached from the portable terminal while reducing the mechanical size.

Hereinafter, an external memory device of a portable terminal according to the prior art will be described with reference to the accompanying drawings.

1 is a functional configuration diagram of a general mobile communication system, and FIG. 2 is an explanatory diagram of an external memory device of a portable terminal according to the prior art.

Referring to FIG. 1, a functional configuration of a general mobile communication system will be described. A mobile station (MS) 10 is freely moved in a service area formed by a base station (RAN) 20 and connected to a call. Communicate with the other party.

The base station 20 wirelessly receives a call connection request signal transmitted by the mobile terminal 10 and transmits it to a mobile switching center (MSC) 30, and the mobile switching center 30 analyzes the input call connection request signal. The communication path is set by the switching process.

The mobile terminal 10 performs wireless communication while moving with the other party connected to the communication path set by the mobile switching center 30.

The mobile terminal 10 uses a voice level communication method for communicating with the other party using only a voice level signal, a message communication method for communicating using numbers, letters, and symbols, and a video signal to a voice level signal and a text message signal. Including a communication method selected from among the multimedia communication methods for communication.

When the mobile terminal 10 does not directly operate for communication, the mobile terminal 10 connects to the content provider 50 through the public network 40, and provides the movie, video, cartoon, Search, select and download various content files such as hobbies.

The file downloaded as described above is recorded and stored in the allocated memory area of the mobile terminal 10, and reproduced and enjoyed whenever necessary.

Since the portable terminal 10 is manufactured in a small size and light weight, the capacity of a built-in memory is limited, and in order to record and store and output various content files downloaded as described above, a separate external memory must be provided. The external memory is detachable through a connector or a socket provided at one end of the portable terminal so that the external memory is easily detachable.

In general, an external memory has a thickness of 2 mm (mm), a connector or a socket is about 2.5 mm or 3 mm, there is a problem that the size of the entire mobile terminal is increased by the connector or socket as described above. .

In addition, the connector CONNECTOR or SOCKET is negative for blocking the ESD, and in particular, there is a mechanical problem that is very vulnerable to physical shock.

Hereinafter, with reference to the accompanying Figure 2, a description will be given of an external memory detachable device of a portable terminal according to the prior art.

On one side of the mobile terminal 10, a thin rectangular slot (SLOT) is formed, the rectangular slot is provided with a connector 30, the connector 30 is inserted into and fastened the external memory 20 Separate and remove.

Since the thickness of the external memory 20 is about 2 mm (mm), and the connector 30 that attaches or detaches the external memory needs a thickness of about 2.5 to 3 mm, the thickness of the portable terminal 10 is It should be more than that.

Although not shown in FIG. 2, a socket (SOCKET) for attaching or detaching a stereo earphone or a headset is provided for the MP3 (MP3) function provided in the mobile terminal 10, and the MP3 includes a plurality of recorded music files. Since it outputs and listens according to the search selection, a remote controller for controlling and searching and selecting the MP3 should be provided.

The portable terminal 10 requires a connector 30 for an external memory 20 and a plurality of sockets for an MP3 headset and a remote controller, which is complicated in appearance, and the connectors and sockets are connected to an electrostatic discharge (ESD). There is a problem of having a weak and vulnerable structure from mechanical impact.

The present invention includes a connector for attaching and detaching an external memory to a portable terminal MP3 remote controller, and adding a USB connection terminal to the socket and connecting the portable terminal to a single socket, thereby making it safe from static electricity and physical shock. Its purpose is to provide a remote controller device, a structure and a method thereof.

In order to achieve the above object, the present invention provides a mobile terminal for wirelessly downloading the MP3 file and the application file from the content provider, recording, storing and outputting each of the internal and external memory; A remote unit connected to the portable terminal via a connector and having an external memory for recording and storing a content file, and outputting a content file to be reproduced by selection; A headset unit connected to the remote unit and outputting an MP3 signal and an audio signal applied thereto; And an external memory unit configured to access the remote unit, record and output the applied MP3 file and the content application file in the allocated area.

In addition, the present invention devised to achieve the above object is a connector for connecting a mobile terminal and a remote portion; Terminal 1 is assigned to the ground terminal, Terminal 2 is assigned to the microphone terminal, Terminal 3 is assigned to the Control 2 terminal, Terminal 4 is assigned to the left speaker terminal, Terminal 5 is to the right speaker Terminal 6 is assigned to the interrupt terminal, Terminal 7 is assigned to the terminal for transmitting analog and digital signals, Terminal 8 is assigned to the hook detection and control 1 terminal, and terminal 9 is assigned to the terminal. It is assigned to the digital differential plus signal transmission terminal, terminal 10 is assigned to the digital differential negative signal transmission terminal, and terminal 11 is characterized in that the structure is assigned to the power supply terminal.

In addition, the present invention devised in order to achieve the above object, in the remote portion for connecting to the portable terminal with a connector; A display unit for outputting a multimedia signal, an MP3, and a plurality of buttons for controlling content output are integrally formed on one plane, and the external memory unit is attached to and detached from the bottom of the other side.

In addition, the present invention has been made in order to achieve the above object, the start process for determining whether to store in the internal memory or the external memory unit when downloading the content from the content provider wirelessly connected to the mobile terminal; A first recording process of allocating, downloading, and storing an area of the internal memory when the content is stored in the internal memory in the process; In the case of playing the content downloaded and stored in the above process, the process of determining whether to play the contents of the internal memory or the contents of the external memory; When the contents of the internal memory are reproduced in the above process, a first output process of displaying a list of contents recorded and stored in the internal memory and outputting and reproducing the selected file is performed.

Hereinafter, a remote controller device, a structure and a method of a portable terminal according to the present invention will be described with reference to the accompanying drawings.

3 is a functional configuration diagram of a remote controller device of a portable terminal according to the present invention, FIG. 4 is a diagram illustrating the structure of a remote controller connector of the portable terminal according to the present invention, and FIG. 6 is a flowchart illustrating a method of remote controller for a portable terminal according to the present invention, and FIG. 6 is an explanatory view of the external structure of the portable terminal remote unit according to the present invention.

Referring to the attached remote controller device of the present invention with reference to FIG. 3, the MP3 file and the content application file is wirelessly downloaded from the content provider and recorded and stored in the allocated areas of the internal memory and the external memory, respectively. A wireless unit 110 which wirelessly connects to a mobile communication base station RAN, wirelessly downloads a CONTENT file FILE, and wirelessly transmits and receives a communication signal; A control unit 120 connected to the wireless unit 110 and connected to a content provider to download a content file and record and output the content file to an allocation area of an internal and external memory; A memory unit 130 connected to the control unit 120 and recording and outputting the wirelessly downloaded MP3 file and content file in the allocated area; A content unit 140 connected to the control unit 120 and configured to decompress and output the applied content file; An input / output unit 150 for outputting an MP3 file and a content file reproduced by the control of the controller 120 and inputting / outputting a multimedia signal; A matching unit 160 for inputting / outputting an MP3 signal, a communication audio signal, a content signal, and a remote control signal in a matching state under the control of the control unit 120; An MP3 unit 170 connected to the controller 120 and configured to decompress and output an MP3 music file to be applied; A mobile terminal 100 connected to the control unit 120 and including a download unit 180 for downloading a content file wirelessly transmitted by a content provider without an error (ERROR);

The portable terminal 100 has an external memory connected to a connector and records and stores a content file, and outputs a content file to be reproduced by selection. The MP3 signal, the communication audio signal, and the content signal are selected. And a matching unit 210 for inputting / outputting a remote control signal in a matching state and transmitting a corresponding signal of each functional unit. A display unit 220 connected to the matching unit 210 and outputting an image signal, a text signal, and an image signal based on contents; An audio unit 230 connected to the matching unit 210 and outputting an MP3 signal and a communication audio signal at a controlled level; The controller unit 240 is connected to the matching unit 210 and searches for and selects the MP3 file stored in the portable terminal 100 and the content files of the internal memory and the external memory managed by the portable terminal 100 and controls the output. ); A remote unit 200 which is connected to the matching unit 210 and comprises a USB terminal 250 which transmits and receives a content file in a portable terminal 100 and a USB (universal serial bus) system,

A headset 300 connected to the remote unit 200 and outputting an MP3 signal and an audio signal applied thereto;

The external memory unit 400 connects to the remote unit 200 in a detachable state and records and outputs the applied MP3 file and content application file in the allocated area.

The matching unit may be connected through a connector structure having a plurality of terminals for retrieving the input / output signal transmission / reception terminals of the MP3 signal and the USB signal transmission.

Hereinafter, the present invention having the above-described configuration will be described in detail with reference to the accompanying drawings.

The controller 120 of the multimedia portable terminal 100 loads an OPERATING program and an application program for various additional services and corresponding data from the memory unit 130 when operating power is applied. In operation standby state, communication by reception from the other party or communication by origination calling the other party proceeds through the input / output unit 150.

The control unit 120 receives a control command and a dialing signal through a keypad unit, a microphone unit, a speaker unit, a display unit, a camera unit, etc., which are provided in the input / output unit 150, and a voice level signal, a text message signal, and a video signal. Input and output a multimedia signal including the back.

The control unit 120 uses various additional services in a state where the mobile terminal 100 is not used for communication, and in particular, accesses a content provider to download MP3 music files, movies, videos, Download comics, newspapers, news, sports, etc. as a file, record and save them in the assigned area of the memory unit 130, and then play and output them.

The content file downloaded as described above has a relatively large capacity, and is limited to increasing the size and capacity of the memory unit 130 by the miniaturized portable terminal.

Therefore, the technology for simply recording, storing, outputting, and reproducing the downloaded content file to the outside of the mobile terminal 100 is to use an external type of external memory, and the external memory is detached from the portable terminal 100. Although the connector part is configured to be easy, the connector part has good conductivity, so that it is easy to introduce static electricity (ESD) or the like from the outside, and also to detach the headset for listening to music files of the ear microphone and MP3 for communication. A plurality of sockets are required, such as a jack for the data and a data port for updating programs and data, and the like, the connector, the jack, the socket, and the like require mechanically constant size or dimensions. There is a problem that the appearance of the mobile terminal 100 becomes large.

As described above, the connector for the external memory unit 400 of the mobile terminal 100 and the connector for MP3 are integrated into one, and the removable memory unit 400 is attached to or detached from the remote unit 200 for the MP3 control. It is a technique of the present invention to form an integrated connector for miniaturizing the external size of the mobile terminal 100 and to protect it from electrostatic discharge (ESD).

When the control unit 120 recognizes that a control command for accessing the content provider from the input / output unit 150 is applied, the controller 120 controls the radio 110 to wirelessly connect with the base station RAN. Then download the selected content file for free or for free.

The content file that is downloaded as described above is wirelessly received by the wireless unit 110, and the signal wirelessly received by the wireless unit 110 is applied to the down unit 180, and the down unit 180 receives an error (ERROR). Download with normal file signal without

The controller 120 determines whether to allocate an area in which the down file is recorded to the memory unit 130, which is an internal memory, or to an external memory unit 400 connected to the remote unit 200. .

If the determination is to be recorded and stored in the external memory unit 400, the matching unit 160 is controlled to set the USB as operational, so that it is connected to the remote unit 200, and the matching of the remote unit 200 An area is allocated to the external memory unit 400 connected through the unit 210 and the USB unit 250 to record and store the down content file.

When the content file downloaded as described above is stored in the internal memory unit 130 or stored in the external external memory unit 400, and is searched using the remote unit 200, the controller unit 240 By inputting the corresponding button 245 provided in the), the content files recorded and stored in the allocated area of the memory unit 130 or the external memory unit 40, respectively, that is, MP3 music content file, or Search for content files such as movies, videos, sports, and news.

The search confirms the corresponding list, and the list is outputted and displayed through the display unit 220 of the input / output unit 150 of the mobile terminal 100 or the display unit 220 of the remote unit 200.

If the content file selected to retrieve and output the list displayed as described above is a content file of MP3 (MP3), the controller 120 applies the content file to the MP3 unit 170, decompresses and matches it. Since the output to the remote unit 200 via the USB unit 160 via the unit 160, input from the matching unit 210 of the remote unit 200 in a matching state, and converted to the appropriate level in the audio unit 230 Since the output to the headset unit 300 is a state that can be heard.

In addition, if the file selected for output is a content file such as a movie or a news file, the control unit 120 applies the corresponding content file to the content unit 140, decompresses the image, and outputs the image to the control unit. The control unit 120 outputs to the display unit provided in the input / output unit 150 by selection or through the display unit 220 provided in the remote unit 200.

The matching part of the portable terminal and the matching part of the remote part are connected through a connector, and the connector includes a general connector terminal configuration for transmitting an MP3 signal and a corresponding control signal and a terminal configuration of a USB connector. The signal assigned to each terminal is shown in detail in the accompanying FIG.

According to the present invention having the above-described configuration, since the external memory unit 400 is connected to the mobile terminal 100 via the remote unit 200 directly, the size of the mobile terminal 100 is reduced.

In addition, while reducing the size of the portable terminal, since the external memory unit 400 continues to be replaced, there is an advantage that it stores indefinitely without limiting the size of the content file to be downloaded and stored.

Hereinafter, the remote controller structure of the mobile terminal according to the present invention will be described with reference to FIGS. 4 and 6.

In the connector connecting the mobile communication terminal 100 and the remote unit 200, terminal 1 of the connector is assigned to the ground (GND) terminal and terminal 2 is assigned to the microphone (MIC +) terminal. , Terminal 3 is assigned to Control 2 (CTRL2) terminal, Terminal 4 is assigned to SPL (left speaker) terminal, Terminal 5 is assigned to right speaker (SPKR) terminal, terminal 6 is interrupt (INTERRUPT) Terminal is assigned as (ADC) terminal for analog signal and digital signal transmission, terminal 8 is assigned as hook detection and control1 (HOOK_DETECT / CTRL1) terminal, and terminal 9 is digital Allocates to the differential plus signal transmission (D +) terminal, terminal 10 is assigned to the digital differential minus signal transmission (D-) terminal, and terminal 11 is assigned to the power supply (VUSB) terminal and is integrally formed. The structure that transmits MP3) signals and USB signals at the same time .

In addition, in the remote unit 200 connected to the portable terminal 100 by a connector, a display unit 220 for outputting a multimedia signal and a plurality of buttons 245 for controlling the MP3 and content output are integrally formed on one plane. The external memory unit 400 is detachably attached to the display unit 220 in a parallel state with the bottom surface on the opposite side.

Hereinafter, the present invention having the structure as described above will be described in detail with reference to the accompanying drawings a remote controller structure of a mobile terminal.

The portable terminal 100 and the remote unit 200 transmit a signal of a content file, and are connected through a connector which transmits an reproduced MP3 file signal and control signals of search and selection output.

The connector has a structure including a terminal for transmitting a general control signal and a stereo music signal, and a terminal for transmitting a signal of the USB system.

Referring to FIG. 4, the connector unit for connecting the mobile terminal 100 and the remote unit 200 according to the present invention and transmitting a corresponding signal is assigned terminal 1 to ground (GND: GROUND), Terminal 2 is allocated for the MIC + signal, Terminal 3 is assigned for the Control 2 (CTRL2) signal, and terminal 4 is assigned to the left signal (SPKL: SPEAKER LEFT) output of the stereo audio signal output. This is a structure to allocate terminal 5 for the right signal (SPKR: SPEAKER RIGHT) output of the stereo audio signal output.

Also, terminal 6 of the connector unit is allocated for an INTERRUPT signal, terminal 7 is assigned to a terminal for transmitting analog and digital signals, and terminal 8 is a hook detect (HOOK_DETECT) for communication. It is assigned for signal and control 1 (CTRL1) signal, terminal 9 is assigned for digital differential plus (D +) signal, terminal 10 is assigned for digital differential minus (D-) signal, and terminal 11 is This structure is allocated for the power supply (VUSB) which is a characteristic of the USB.

The power supplied through the 11th terminal is used together with the ground terminal 1, and the digital differential method of the 9th and 10th terminals transmits the transmitted digital signal in a differential manner, thereby reducing the error. This is the structure used for the method.

Hereinafter, the external structure of the remote unit 200 according to the present invention will be described with reference to FIG. 6.

One end of the remote unit 200 is connected to the mobile terminal 100, and a connector having a structure as shown in FIG. 4 is connected, and a headset unit for outputting a stereo audio signal on the opposite side ( 300 is connected.

On one side of the remote unit 200, a display unit 220 for outputting and displaying a video signal, an image signal, a text message signal, a list signal, and the like, and a button 145 for inputting a control command to the controller unit 240 are provided. The external memory unit 400 is detachably attached to the display unit 220 on the opposite side of the external memory unit 400.

Hereinafter, with reference to the accompanying Figure 5, by the present invention, a remote controller method of a mobile terminal will be described.

When downloading content from a content provider connected wirelessly by a mobile terminal for mobile communication, it is determined whether the content is stored in the internal memory or the external memory. Determining (S100); When downloading the content file in the process (S100), whether the recording is stored in the allocated area of the internal memory which is integrally provided inside the portable terminal 100 is provided outside the portable terminal 100 and the USB connector (USB) connector A start process comprising a process of determining whether or not to record and store in an allocated area of the external memory unit 400 to be connected through;

In the case of storing the contents in the internal memory of the mobile terminal in the start process, an area to be recorded in the internal memory is allocated, downloaded and stored.In the case of storing the wirelessly downloaded content file in the internal memory, the area to be recorded and stored in the internal memory. Allocating (S120); A first recording process of compressing and storing the wirelessly downloaded content file in the allocated memory area in step S120 (S130);

In the case of playing the content downloaded and recorded in the first recording process, it is determined whether to play the contents of the internal memory or the contents of the external memory, and whether to output and play the contents file recorded in the downloaded and allocated area. Determining (S160); In the case of outputting and reproducing the content file recorded and stored in the step S160, the reproducing process includes determining whether to output or reproduce the content file recorded and stored in the internal memory or the content file recorded and stored in the external memory (S170); ,

When the contents of the internal memory are reproduced in the reproducing process, the list of contents stored in the internal memory is displayed and the searched file is output and reproduced. When the internal memory contents file is reproduced, the contents are recorded in the internal memory of the mobile terminal 100. Outputting and displaying a list of stored content files on the display unit 220 (S180); A first output step (S190) of retrieving, decompressing, and playing back the list displayed in step S180 and outputting the selected content file;

When the content is stored in the external memory in the start process (S110), the USB port is set to an operating state and the memory is allocated by accessing the external memory. When the content is stored in the external memory, the USB is connected to the external device. Setting a port to an operational state (S140); A second recording process including allocating a storage area to an external memory unit connected to the USB port of the step S140 (S150);

When the content of the external memory is played back in the playback process (S170), the USB port is set to an operating state and a list of contents stored in the external memory is displayed. Setting a UBS port to an operational state (S200); A second output process includes a process of outputting and displaying a list of content files stored in an allocated area of an external memory unit connected to the USB port of the process (S200) on the display unit 220 (S210).

Hereinafter, the present invention having the configuration described above will be described in detail with reference to the accompanying drawings a remote controller method of a mobile terminal.

The control unit 120 of the mobile terminal 100 according to the present invention connects to a content provider, searches for a content file, and determines whether to select and download the selected content file (FILE) (S100).

If it is determined in step S100 that the searched content file is downloaded and the selected content file is downloaded, whether the downloaded content file is stored in the allocated area of the internal memory unit 130 or the external external memory unit 400 is stored. It is determined whether to record and save in the allocated area (S110).

If it is determined in the step (S110) that the recording and storage in the allocated area of the internal memory unit 130, allocates the area of the built-in memory unit (S120), and records and stores the content file downloaded to the allocated area (S130).

In the process (S110), if it is determined that the recording and storage in the allocated area of the external type external memory unit 400, the control unit 120 controls the matching unit 160 to set the USB port operating state. In operation S140, the memory area of the external memory unit 400 connected through the remote unit 200 is allocated (S150), and the content file downloaded to the allocated area is recorded and stored (S130).

The controller 120 of the portable terminal 100 selects a content file recorded and stored in an internal memory unit or an external external memory unit, respectively, and determines whether to reproduce the corresponding content (S160).

When playing the content file recorded and stored in the process (S160), whether to search the content file recorded in the memory unit 130 built in the portable terminal or connected to the remote unit 200 In operation S170, it is determined whether to search a content file recorded in the external memory unit 400 to be external.

In the process (S170), if you want to search the content file recorded in the memory unit 130 embedded in the mobile terminal 100, output the list of the content file recorded and stored in the memory unit 130 to the display unit 220 (S180), the displayed list is searched, and the selected file is output to the remote unit 200 through a corresponding decompression process and a format process, and then reproduced through the display unit 220 and the headset unit 300. (S190).

In the process (S170), if you want to search the content file recorded in the external external memory unit 400 connected to the remote unit 200, the control unit 120 controls the matching unit 160 to use the USB (USB) Set the port to an operating state, access the external memory unit 400 through the remote unit 200, and display and display a list of the corresponding content files recorded and stored in the external memory unit 400 on the display unit 220. (S210) Since the displayed list is searched and the selected content file is output to the remote unit 200 through a corresponding decompression process and a format process, it is reproduced through the display unit 220 and the headset unit 300 (S190). ).

The present invention records and stores various content files downloaded by the mobile terminal 100 from a content provider in an allocated area of an external memory unit connected to the remote unit 200, protects against static electricity inflow, and protects the external size of the mobile terminal. It has the advantage of being small.

The present invention having the above-described configuration uses an external memory while reducing the size of the mobile terminal, and thus has an industrial use effect that is not limited to the number and size of content files to be downloaded.

In addition, since the external memory unit detachable connector is provided in the remote unit for controlling and selectively reproducing MP3 of the portable terminal, there is an industrial use effect that the portable terminal is not directly affected by static electricity.                     

In addition, while reducing the external size of the mobile terminal, there is a convenient effect in use to expand the size of the memory.

Claims (18)

A mobile terminal that wirelessly downloads MP3 files and application files from contents providers, records, stores and outputs them in the allocated areas of the internal and external memories, and plays them; A remote unit connected to the portable terminal by a connector and having an external memory for recording and storing a content file, and outputting a content file to be played by selection; A headset unit connected to the remote unit and outputting an MP3 signal and an audio signal applied thereto; And an external memory unit configured to connect to the remote unit and to record and output the applied MP3 file and the content application file to the allocated area. The method of claim 1, wherein the mobile terminal, A wireless unit wirelessly accessing a mobile communication base station, wirelessly downloading a content file, and wirelessly transmitting and receiving a communication signal; A control unit which connects to the wireless unit, connects to a content provider, downloads a content file, and records and outputs the recorded file to an allocation area of an internal and external memory; A down unit which accesses the control unit and downloads a content file wirelessly transmitted by a content provider without error; An MP3 unit which is connected to the control unit and decompresses and outputs an MP3 music file to be applied; And a content unit for accessing the control unit and decompressing and outputting the applied content file. The portable terminal of claim 2, wherein A memory unit which accesses the controller and records and outputs the wirelessly downloaded MP3 file and content file in the allocated area; An input / output unit for outputting an MP3 file and a content file reproduced by the control of the controller and inputting / outputting a multimedia signal; And a matching unit configured to input and output an MP3 signal, a communication audio signal, a content signal, and a remote control signal in a matching state under the control of the controller. The method of claim 1, wherein the remote unit, A matching unit connected to the portable terminal and a connector, inputting / outputting an MP3 signal, a communication audio signal, a content signal, and a remote control signal in a matching state, and transmitting a corresponding signal of each functional unit; An audio unit connected to the matching unit and outputting an MP3 signal and a communication audio signal at a controlled level; And a USS unit configured to access the matching unit, and to transmit and receive a content file in a USES manner with the portable terminal. The method of claim 4, wherein the remote unit, A display unit connected to the matching unit and outputting a video signal, a text signal, and an image signal based on contents; And a controller unit connected to the matching unit, the MP3 file recorded and stored in the portable terminal, a controller unit for searching for, selecting, and controlling output of content files in the internal memory and the external memory managed by the portable terminal. Remote controller unit. The method of claim 4, wherein the matching unit, The remote controller device of the portable terminal, characterized in that the connection to the portable terminal through the connector structure having a plurality of terminals for retrieving the input and output signal transmission and reception terminals of the MP3 signal and the USB signal transmission. In the connector for connecting the mobile terminal and the remote unit, Terminal 1 is assigned to the ground terminal, Terminal 2 is assigned to the microphone terminal, Terminal 3 is assigned to the Control 2 terminal, Terminal 4 is assigned to the left speaker terminal, Terminal 5 is the right speaker Terminal 6 is assigned to the interrupt terminal, Terminal 7 is assigned to the terminal for transmitting analog and digital signals, Terminal 8 is assigned to the hook detection and control 1 terminal, and terminal 9 is assigned to the terminal. 10. A remote controller structure of a mobile terminal, comprising: a digital differential plus signal transmission terminal, a terminal 10 assigned to a digital differential negative signal transmission terminal, and a terminal 11 assigned to a power terminal. The method of claim 7, wherein The connector has a structure in which the MP3 control signal terminal and the USB signal terminal are integrally formed. In the remote unit to be connected to the portable terminal by the connector, Display unit for outputting a multimedia signal, MP3 and a plurality of buttons for controlling the content output is integrally formed on one side, and the remote controller structure of the mobile terminal, characterized in that the external side is attached to the removable external memory unit structure to the removable structure . The method of claim 9, Attaching and detaching the external memory unit from the bottom of the display unit is a remote controller structure of the portable terminal, characterized in that the structure is attached to and detached in a parallel state. A start process of determining whether to store contents in an internal memory or an external memory unit when downloading contents from a content provider connected wirelessly to a mobile terminal; In the case where the content is stored in the internal memory in the above process, the first recording process of allocating, downloading and recording an area of the internal memory; In the case of playing the content downloaded and stored in the above process, the playback process of determining whether to play the contents of the internal memory or the contents of the external memory; And reproducing the contents of the internal memory in the process, displaying a list of contents recorded and stored in the internal memory, and outputting and reproducing the selected file. The method of claim 11, wherein In the case where the content is stored in the external memory in the start process, the second recording process of setting the USB port to an operating state and accessing the external memory to allocate a memory area; And reproducing the contents of the external memory in the reproducing process, further comprising a second output process of setting the USB port to an operating state and displaying a list of contents stored in the external memory. The method of claim 11, wherein the starting process, Determining whether to download and wirelessly download a content file by accessing a content provider using the mobile terminal; In the case of downloading the content file in the above process, recording is stored in the allocated area of the internal memory integrally provided inside the portable terminal or stored in the allocated area of the external memory provided outside the portable terminal and connected through the USB connector. Remote controller method of a portable terminal, characterized in that the process of determining. The method of claim 11, wherein the first recording process, Allocating an area to be recorded and stored in the internal memory when the wirelessly downloaded content file is stored in the internal memory; And compressing and storing the wirelessly downloaded content file in the allocated memory area in the process. The method of claim 11, wherein the regenerating process, Determining whether to output and reproduce the content file recorded and stored in the allocated area downloaded in the first recording process; Determining whether to output or play the content file recorded in the internal memory or the content file recorded in the external memory when playing the content file recorded and stored in the above process. . The method of claim 11, wherein the first output process, Outputting and displaying a list of the content files recorded and stored in the internal memory of the mobile terminal in the display unit when the internal memory content file is reproduced in the reproduction process; And retrieving, decompressing, and playing the list of displayed content and outputting the selected content file. The method of claim 12, wherein the second recording process, In the case of storing the content in the external memory in the start process, the process of setting the USB port to the external connection to the operating state, And assigning a storage area to an external memory unit connected to the USB port of the process. The method of claim 12, wherein the second output process, In the case of playing the content file recorded in the external memory in the playback process, the process of setting the USB port to the external connection to the operating state, And outputting and displaying a list of content files stored in the allocated area of the external memory unit connected to the USB port of the process, on the display unit.

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