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Wireless communication terminal having function of automatically controlling intensity of radiation of light emitting unit and method thereof

A wireless communication terminal, luminous intensity technology, applied in image communication, radio/induction link selection and arrangement, optics, etc., can solve the problem that it is difficult for users to obtain normal quality images of light-emitting units

Inactive Publication Date: 2006-12-20
PANTECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0008] Therefore, it is difficult for the user to control the luminous intensity of the light-emitting unit to obtain an image with normal quality according to the traditional method of controlling the luminous intensity of the flashlight

Method used

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  • Wireless communication terminal having function of automatically controlling intensity of radiation of light emitting unit and method thereof
  • Wireless communication terminal having function of automatically controlling intensity of radiation of light emitting unit and method thereof

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Embodiment Construction

[0015] Hereinafter, a wireless communication terminal with a function of automatically controlling a flashlight and a method thereof according to preferred embodiments of the present invention will be described in more detail with reference to the accompanying drawings.

[0016] figure 1 is a block diagram showing a wireless communication terminal having a function of automatically controlling the luminous intensity of a flashlight according to a preferred embodiment of the present invention.

[0017] refer to figure 1 , according to a preferred embodiment of the present invention, the wireless communication terminal with the function of automatically controlling the luminous intensity of the luminous unit includes: a focusing lens 11, which is used to receive an image of an object, and moves back and forth in the direction of the optical axis by responding to the lens driving unit 14 Make the object in focus by yourself; the image sensor unit 12 is used to take an image of t...

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Abstract

A wireless communication terminal having a function of automatically controlling an intensity of radiation of a flash, and a method thereof. The wireless communication terminal includes: a camera module for capturing an image of a subject through an auto-focusing function; a controller for outputting a charge control signal corresponding to a focus distance value of a focusing lens that gives the maximum sharpness of an image based on calculation in the camera module, and transferring an activation signal according to an image signal; a power supply for supplying electric power according to the charge control signal to the controller; and a light emitting unit for producing an instantaneous flash of light according to the activation signal from the controller by receiving the electric power from the power supply.

Description

technical field [0001] The present invention relates to a wireless communication terminal with the function of automatically controlling the luminous intensity of a luminous unit such as a flashlight and its method; more specifically, the present invention relates to a wireless communication terminal with a function of automatically controlling the luminous intensity of a luminous unit such as a flashlight The functional wireless communication terminal and the method thereof, when the automatic focusing function is activated, use the focal length value of the focusing lens that provides the maximum sharpness of the input image for automatic control. Background technique [0002] A wireless communication terminal is a portable terminal capable of transmitting / receiving voice, text, and image data through a wireless communication network. The wireless communication terminal may be a mobile communication terminal, a personal communication service (PCS) terminal, a personal digi...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04M1/22G03B15/05H05B37/02H04Q7/32
CPCH04N5/2354H04N23/74E06C1/20E06C1/39E06C7/185E06C7/50E06C7/16
Inventor 崔盛焕
Owner PANTECH CO LTD