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MP3 player and its standard adjusting method

A technology of MP3 player and adjustment method, applied in the direction of adjustment of electrical variables, control/adjustment systems, instruments, etc.

Inactive Publication Date: 2006-07-26
LG ELECTRONIC (HUIZHOU) CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, when the volume needs to be increased or decreased for playback, the user must adjust the volume every time.

Method used

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  • MP3 player and its standard adjusting method
  • MP3 player and its standard adjusting method
  • MP3 player and its standard adjusting method

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Embodiment Construction

[0042] Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

[0043] image 3 It is a diagram showing the functional components of the MP3 player according to the present invention.

[0044] Such as image 3 Shown, MP3 player 200 of the present invention is made up of following several parts: memory 210; Instruction input device 215; Display device 220; Power supply device 225; Control device 230; 235 ; D / A conversion device 240 ; audio output device 245 ; earphone jack 250 .

[0045] Here, when externally input signals (for example: music, language learning materials, repertoire, etc.) are stored in the memory 210 in the form of MP3 files, or when multiple files downloaded and received through the Internet are played, the output standard is adjusted. The device 260 automatically compares the standard of the above-mentioned signal input from the outside with the preset standard stored in the memory 210...

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PUM

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Abstract

The invention relates to a MP3 player which can input signal from outside and play MP3. The MP3 is characterized in that: when playing signal received from outside, the output standard control device compares the standard of the received signal from outside with the pre-defined standard in storage under the control of the control device, or under the operation of user. According to the comparison results, if the signal received from outside is weaker, then implementing adding amplitude on the sound source and decoding on the signal; playing the processed data.

Description

technical field [0001] The present invention relates to a kind of MP3 player, especially about receiving the signal output from the outside, then generating it into a file in MP3 format, or downloading the MP3 file through the Internet, etc., when playing, the above-mentioned obtained MP3 file The value is converted to the standard value of the sound source set by the user, which can bring great convenience to the user. The present invention relates to the MP3 player with the above functions and its standard adjustment method. Background technique [0002] MPEG (Moving Picture Experts Group) is a group of moving image and multimedia experts. That is, experts engaged in research in this field gather under the banner of international standard bodies such as the International Standardization Organization (ISO) and the International Electrical Standards Conference (IEC), and provide the following technical standards, that is, according to the specifications formulated The vide...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G05F1/00H03G3/20
Inventor 金基燮
Owner LG ELECTRONIC (HUIZHOU) CO LTD
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