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Protable terminal having multi-purpose earhhone socket

A technology of portable terminal and headphone jack, which is applied to devices with bluetooth interface, handset/headphone accessories, amplification control, etc., and can solve problems such as inability to use

Active Publication Date: 2004-06-30
SAMSUNG ELECTRONICS CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] However, conventional 3-pole or 4-pole (pole) earphone jacks used in portable terminals are dedicated to specific functions
Therefore, users cannot use various external accessories such as stereo earphones and external cameras with the portable terminal

Method used

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  • Protable terminal having multi-purpose earhhone socket
  • Protable terminal having multi-purpose earhhone socket
  • Protable terminal having multi-purpose earhhone socket

Examples

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Embodiment Construction

[0011] Embodiments of the present invention will now be described in detail with reference to the accompanying drawings. In these figures, the same or similar elements are denoted by the same symbols. Detailed descriptions of functions and structures contained herein have been omitted for conciseness.

[0012] The present invention provides a multipurpose earphone jack to which various external accessories can be connected or inserted in order to perform their functions. In an embodiment of the present invention, it is assumed that the earphone jack has 10 pins. However, the number of pins of the earphone jack is not limited to 10, but can be increased according to the number of external accessories inserted therein.

[0013] figure 1 is a block diagram illustrating a portable terminal having a multipurpose earphone jack according to an embodiment of the present invention, and figure 2 is an example figure 1 Detailed block diagram of the multipurpose headphone jack.

[...

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PUM

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Abstract

A portable terminal connectable to various external accessories. The potable terminal includes an earjack in which the external accessories can be plugged; an analog-to-digital conversion (ADC) section for converting a resistance value of an external accessory plugged in the earjack into an ADC value; a memory for storing ADC values of the external accessories; and a controller for converting a resistance value of the external accessory plugged in the earjack into an ADC value by controlling the ADC section, determining what type of external accessory plugged in the earjack by comparing the converted ADC value with the ADC values stored in the memory, and performing a function of the plugged-in external accessory via a corresponding pin of the earjack.

Description

technical field [0001] The present invention relates generally to portable terminals, and more particularly, to a portable terminal having a multipurpose earphone jack into which a plurality of external parts can be inserted to perform multimedia functions, and a method for controlling the portable terminal . Background technique [0002] As various functions are added to the portable terminal, the portable terminal can perform a plurality of new functions in addition to the existing call function. Typically, users can add external accessories such as external cameras and MP3 players to the portable terminal. [0003] However, a conventional 3-pole or 4-pole earphone jack used in a portable terminal is dedicated to a specific function. Therefore, users cannot use various external accessories such as stereo earphones and external cameras with the portable terminal. Contents of the invention [0004] Accordingly, an object of the present invention is to provide a portable...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04R1/10H03G3/00H04M1/60H04M1/72409H04M1/72442
CPCH04M2250/02H04M1/72527H04M1/72558H04M1/6058H03G3/001H04M1/72442H04R1/10
Inventor 崔景珍
Owner SAMSUNG ELECTRONICS CO LTD
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