KR101002636B1 - Earmicrophone with assistant memory in portable handheld radiotelephone and management method of it - Google Patents

Abstract

The present invention relates to an ear microphone device having an auxiliary memory of a portable wireless terminal and a method of operating the same. The ear microphone device of a portable wireless terminal according to the present invention includes a control body having a detachable memory card, a plurality of key buttons, and an electrical connection by a cable at one end of the control body and a voice and music of the other party. Earphones connected to listen to the back, and a microphone for transmitting the voice to the other party when the phone is connected to the cable connected to the earphone, and electrically connected at the other end of the control body, for connecting to the interface of the terminal It includes an interface connector.

Ear microphone, auxiliary memory, music file, flash memory

Description

EARMICROPHONE WITH ASSISTANT MEMORY IN PORTABLE HANDHELD RADIOTELEPHONE AND MANAGEMENT METHOD OF IT             

1 is a perspective view showing the configuration of an ear microphone device according to the present invention.

2 is a view showing the configuration of a portable wireless terminal according to an embodiment of the present invention.

3 is a diagram illustrating a procedure for playing a music file in a portable wireless terminal according to an embodiment of the present invention.

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an ear microphone device used in a portable wireless terminal and a method of operating the same. Particularly, an ear microphone having an auxiliary memory capable of receiving and storing a multimedia file such as a music file (MP3 file), video data, image data, etc. from a terminal. A microphone device and a method of operating the same.

Due to the development of various electronic and communication industries, portable wireless terminals have been widely used, and the functions of the terminals have been diversified in order to meet the needs of users.

In addition to the simple call function in software, various functions of downloading and listening to music files, receiving VOD (Video On Demand) files, watching videos, or shooting a predetermined subject and storing them as albums are being added. to be.

In addition, peripheral devices that are used by being attached or added to the terminal in hardware are also developing. For example, a detachable or built-in digital camera device, a television reception means capable of listening to over-the-air broadcasts, and an ear microphone mounted on a terminal to enable communication Devices and the like can be roughly classified.

In particular, the ear microphone device is a device that allows a user to make a call by connecting an earphone jack to a jack hole installed in the terminal without taking the terminal out of a pocket or a bag, for example. The transmitter is provided with a predetermined microphone device (commonly referred to as a microphone).

The microphone device is not only used for the purpose of talking to the other party, but also used as a listening means when listening to music files such as MP3 files played in the terminal or listening to VOD data.

However, the existing ear microphone device has a function that can merely serve to bypass the music file played by the terminal. That is, only the data stored in the limited storage space of the terminal can be listened to. However, although the storage space of the terminal is increasing in recent years, it is not possible to store data of a desired capacity, for example, a desired amount of music files and VOD data. There is an inadequate problem.

In order to solve the above problems, an object of the present invention is to provide an ear microphone device having a separate auxiliary memory and its operating method.

Another object of the present invention is to provide an ear microphone device having a sufficient storage space for storing music files, VOD files from the terminal and a method of operating the same.

Still another object of the present invention is to provide an ear microphone device having an auxiliary memory, and detachably configured to install a memory having a desired capacity according to a user's preference, and an operating method thereof.

The ear microphone device of the portable radio terminal according to the present invention for achieving the above objects comprises a control body having a removable memory card and having a plurality of key buttons, and electrically by a predetermined cable at one end of the control body. An earphone connected to listen to the other party's voice, music, etc., a microphone installed at a cable connection point where the earphone is connected, and a microphone for transmitting voice to the other party during a call, and electrically connected at the other end of the control body. It characterized in that it comprises an interface connector for connecting to the interface of the.
Another object of the present invention is to provide a method for operating the memory card in a portable wireless terminal connected via a cable and an ear microphone device having a memory card, the multimedia file list being displayed when a multimedia file playing key is input. And checking a location where the selected file is stored when a key is input to select a specific file from the list of multimedia files; and if the selected file exists in the memory of the ear microphone device, the memory through the cable. And accessing a card to read the selected file, and playing back the read file.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Reference will now be made in detail to the preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings. In describing the present invention, if it is determined that the detailed description of the related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted.

1 is a perspective view showing the configuration of an ear microphone device 10 according to the present invention.

As shown, the ear microphone device according to the present invention, the control body 11, the earphone is a voice call means which is drawn out by a predetermined cable to one side of the control body 11 is installed for use by the user ( 16) and an interface connector 17 drawn out from the other side of the control body and electrically connected to the interface unit of the terminal.

The microphone 15 is installed in the cable place that electrically connects the control body 11 and the earphone 16 to serve to deliver the user's voice to the other party during a call using the terminal.

The interface connector 17 includes a plurality of pins, and includes a USB (Universal Serial Bus) terminal, a power terminal, and the like for data transmission and reception. For example, the interface connector 17 may be configured as 18pin or 24pin.

The auxiliary memory 20 separate from the terminal is installed on the control body 11. The memory is a flash memory and can store and delete data. Preferably, the auxiliary memory 20 may be configured to be removable. In this case, a predetermined memory insertion hole 12 may be installed on the control body 11, and the memory 20 may be configured as a memory having various capacities. In addition, by installing a plurality of key buttons 13 on the control body 11, it is possible to configure a control button having functions such as music file playback, VOD file playback, search and stop, as well as call and call termination functions. Although not shown, a display window (liquid crystal display window) may be configured on the control body 11.

In the auxiliary memory 20 of the microphone device 10 as described above, a music file (for example, an MP3 file) or a video file (VOD file) may be stored. Hereinafter, a case of storing a music file will be described. something to do.

2 is a block diagram of a portable wireless terminal according to an embodiment of the present invention. In the following description, the portable radio terminal includes a cellular phone, a personal communication system (PCS), a personal data assistant (PDA), an international mobile communication-2000 (IMT2000) terminal, and the like. The following description will be described with the general configuration of the above examples.                     

Referring to FIG. 2, a controller (MPU: Micro-processor unit) 200 controls the overall operation of the terminal. For example, it performs processing and control for voice call and data communication, stores music files in the auxiliary memory 20 of the microphone device 10 in addition to the usual functions, and stores the auxiliary memory ( 20) processing for reading out and playing back music files. Therefore, in the following description, description about the process and control of the normal control part 200 is abbreviate | omitted.

The memory 201 includes a program memory, a data memory, a nonvolatile memory, and the like. The program memory stores a program for controlling the overall operation of the terminal. The program memory may use a flash memory. According to the present invention, the flash memory stores a plurality of music files (eg, MP3 files). The data memory temporarily stores data generated during the operation of the portable radio terminal. The data memory may use random access memory (RAM). The nonvolatile memory stores telephone numbers and system parameters registered to perform functions such as speed dialing. The nonvolatile memory may use EEPROM.

The key pad 202 is composed of 0 to 9 numeric key buttons, a menu button, a cancel button, a confirm button, a call button TALK, an end button END, and an internet access button. And a plurality of function keys such as navigation key buttons (▲ / ▼ / ◀ / ▶), and provide key input data corresponding to a key pressed by the user to the controller 200. The display unit 203 displays status information generated during the operation of the terminal, a limited number of characters, a large amount of moving images and still images, and the like. The display unit 203 may use a liquid crystal display (LCD).

A coder (Coder-Decoder) 204 connected to the control unit 200, and a microphone and a speaker connected to the codec 204 are voice input / output blocks used for a telephone call. The codec 204 converts the PCM data provided from the controller 200 into an analog voice signal and sends the same through the speaker, and converts the voice signal received through the microphone into PCM data to the controller 200. to provide.

 Meanwhile, during a call using the ear microphone device 10, the call path is connected to the earphone 16 and the microphone 15 of the ear microphone device 10 connected to the interface unit 207 instead of the speaker and the microphone. The interface unit 207 detects a connection of the ear microphone device 10 and a button input of the ear microphone device 10, and outputs it to the controller 200.

In addition, the RF module 205 lowers the radio frequency signal received through the antenna to the modem unit 206 and raises the baseband signal from the modem unit 206 to increase the frequency. Transmit via antenna The modem unit 206 processes baseband signals transmitted and received between the RF module 205 and the control unit 200. For example, it performs a function of channel coding and spreading data to be transmitted, and despreading and channel decoding a received signal.

The music file reproducing unit 209 reads and compresses a music file (eg, an MP3 file) from the internal memory 201 or the auxiliary memory 20 mounted on the ear microphone device 10 under the control of the control unit 200. Is released and reproduced as an analog audio signal and output to the ear microphone apparatus 10 through the interface unit 207. The music file reproducing unit 209 may be an MP3 player (MPEG-1 moving layer-3).

The portable wireless terminal having the above configuration is connected to the wireless Internet (or a computer) to download and store music files. In this case, when all the internal memory of the terminal is used, the terminal stores the downloaded music file in the auxiliary memory 20 of the ear microphone device 10 connected to the interface unit 207. In this way, the music files can be automatically downloaded to the microphone device 10, but music files stored in the terminal can be moved to the auxiliary memory 20 of the microphone device 10 by user's manipulation. Meanwhile, during this process, the terminal generates a list of music files stored in the internal memory 201 and the auxiliary memory 20 and stores them in a predetermined area of the memory. Information stored at this time may be a singer name, a song name, a playback time, a storage location, and the like. Then, look at the music file playback process as follows.

3 is a flowchart illustrating a procedure for playing a music file in a portable wireless terminal according to an embodiment of the present invention.

Referring to FIG. 3, first, in step 301, the controller 200 checks whether a music file play key (eg, an MP3 file play key) is input by a user's key operation. When the music file play key is input, the controller 200 proceeds to step 303 and displays a list of music files stored in the internal memory 201 of the terminal and the auxiliary memory 20 of the microphone device 10. It reads from a predetermined area of the memory 201 and displays it on the display window. As an example, the display is displayed as "1: 10 minuets 2: with me 3: 3: boky (Milky way ...."). The selection mark is then located on the first music (song).

In the music file display state, the controller 200 proceeds to step 305 and checks whether a direction key is input by a user's key manipulation. Here, the direction key may be a button provided in the terminal, it may be a button provided in the ear microphone device 10. When the direction key is input, the control unit 200 moves the selection display in response to the direction key input in step 307. The controller 200 checks whether a selection key is input in step 309. If the selection key is not input, the control unit 200 returns to step 305 to perform the following process again.

When the selection key is input, the controller 200 proceeds to step 311 to check the location of the memory where the file of the music on which the selection mark is located is stored. In operation 313, the controller 200 checks whether the file of the selected music is stored in the internal memory 201 of the terminal. If it is stored in the internal memory 201, the controller 200 accesses the internal memory 201 to read the file of the selected music in step 325, and then proceeds to step 321.

If not present in the internal memory 201, the controller 200 proceeds to step 315 to check whether the file of the selected music is stored in the auxiliary memory 20 of the ear microphone device 10. If it does not exist in the auxiliary memory 20, the control unit 200 returns to step 313 to check the location of the memory again.

If the file of the selected music is stored in the auxiliary memory 20, the controller 200 determines whether the connector 17 of the ear microphone device 10 is connected to the interface unit 207 in step 317. Check it. That is, it is then checked whether the microphone device 10 is connected to the terminal. If the ear microphone device 10 is not connected to the terminal, the control unit 200 proceeds to step 327 and displays an error message (eg, "Cannot find the auxiliary memory") on the display window, and then the present program. To exit.

If the ear microphone device 10 is connected to the terminal, the control unit 200 accesses the auxiliary memory 20 installed in the ear microphone device 10 in step 319 to read the file of the selected music. After the shipment, the process proceeds to step 321. In operation 321, the controller 200 decompresses the selected music file through the music file reproducing unit 209 and reproduces the analog audio signal. In step 323, the controller 200 outputs the reproduced audio signal to the ear microphone device 10 through the interface unit 207, and then ends the present program.

Although the above-described embodiment describes a case where the ear microphone device 10 according to the present invention is connected to a portable wireless terminal, the ear microphone device 10 is connected to a music file playback device (MP3 player) as well as the portable wireless terminal. Can be used. Meanwhile, the auxiliary memory 20 mounted in the ear microphone device 10 may include a smart media card (SMS), a multi media card (MMC), a compact flash card (CFC), a secure digital (SD) card, and a memory stick (MS). ) Can be used.

Meanwhile, in the detailed description of the present invention, specific embodiments have been described, but 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.

As described above, using the ear microphone device according to the present invention, there is an advantage that can enjoy a sufficient amount of content (music files, video files) even in a mobile phone, MP3 player having an existing low-capacity internal memory. In addition, the lack of internal memory eliminates the cost and inconvenience of purchasing a new product. First of all, it is very practical and economical to have a flash memory capacity of a suitable capacity according to individual preferences.

Claims (15)

In a portable wireless terminal connected via a cable and an ear microphone device having a memory card, the device for operating the memory card, A controller configured to generate a file list including a storage memory location of the file when the multimedia file is stored in an internal memory or a memory card of the ear microphone device; When the multimedia file play key is input, the multimedia file list is displayed, and when a key is selected to select a specific file from the multimedia file list, the location where the selected file is stored is checked, and the selected file is stored in the memory of the ear microphone device. And a music file reproducing unit for reading the selected file and reproducing the corresponding file by accessing the memory card through the cable. The method of claim 1, The ear microphone device, A control body having a memory card and having a plurality of key buttons; An earphone that is electrically connected to one end of the control body by a cable and is connected to listen to a voice and music of the other party; A microphone installed at a cable in place where the earphone is connected to transmit a voice to the other party during a call; And an interface connector electrically connected at the other end of the control body and for connecting to an interface portion of the terminal. 3. The method of claim 2, And a card insertion hole is formed at one side of the control body to attach and detach the memory card. 3. The method of claim 2, The predetermined memory card is any one of a smart media card (SMS), a multi media card (MMC), a compact flash card (CFC), a secure digital (SD) card, and a memory stick (MS). The method of claim 1, The control unit, The multimedia file is downloaded from an external device, and when the internal memory space of the terminal is insufficient, the downloaded multimedia file is stored in a memory card provided in the ear microphone device. The method of claim 1, The memory card stores various files received from the portable wireless terminal, and the files stored in the memory card are accessed by the portable wireless terminal. The method of claim 1, The music file playback unit, And if the selected file exists in the memory of the ear microphone device, examines whether the ear microphone is connected, and if the ear microphone is not connected, displays an error message on a display window. In a portable wireless terminal connected via a cable and an ear microphone device having a memory card, the method for operating the memory card, When storing a multimedia file in an internal memory or a memory card of the ear microphone device, generating a file list including a storage memory location of the file; Displaying a list of multimedia files when the multimedia file playing key is input; Checking a location where the selected file is stored when a key is selected to select a specific file from the list of multimedia files; If the selected file exists in the memory of the ear microphone device, accessing the memory card through the cable to read the selected file; Playing the read file. The method of claim 8, The portable terminal connection process of the ear microphone device, A process of connecting to listen to the voice and music of the other party after connecting to the earphone electrically by a cable at one end of the control body having the memory card and having a plurality of key buttons; Installing a microphone at a cable location to which the earphone is connected and transmitting a voice to the other party during a call; And connecting to an interface unit of the terminal by electrically connecting to an interface connector at the other end of the control body. The method of claim 8, The memory card is removable, the method characterized in that any one of a smart media card (SMS), Multi Media Card (MMC), Compact Flash card (CFC), Secure Digital (SD) card, Memory Stick (MS) . The method of claim 8, Downloading multimedia files from an external device, If the internal memory space of the terminal is insufficient, storing the downloaded multimedia file in a memory card provided in the ear microphone device. The method of claim 8, Downloading multimedia files from an external device, And storing the downloaded multimedia file in a memory card provided in the ear microphone device according to a user's selection. The method of claim 8, If the selected file exists in the memory of the ear microphone device, checking whether the ear microphone is connected; And if the ear microphone is not connected, displaying an error message on a display window. The method of claim 8, And outputting the sound according to the reproduction to the ear microphone device. The method of claim 8, The portable wireless terminal is one of a communication terminal, a multimedia player.

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