Infrared touch screen

An infrared and touch screen technology, applied in the direction of instrument, electrical digital data processing, data processing input/output process, etc., can solve the problems of low resolution, inconvenient actual operation, easy damage of infrared emitting tube and receiving tube, etc. damage, prolonging the service life

Inactive Publication Date: 2014-01-15
SHAANXI HI-TECH IND CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Its main advantage is that it is cheap, easy to install and does not require cards or any other controllers, and can be used o

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Example Embodiment

[0012] See figure 1 , An infrared touch screen, comprising a touch screen display 1, a light dot matrix frame 2 arranged on the touch screen display 1, an infrared emitting tube 3 and an infrared receiving tube 4 arranged on the light dot matrix frame 2, characterized in that: The infrared emitting tube 3 and the infrared receiving tube 4 are provided with a protective shell 5 outside. The protective shell 5 is clamped or bonded to the light dot matrix frame 2. The light spot matrix frame 2 is a 64 or 128 light spot matrix.

[0013] When in use, the four sides of the light dot matrix frame 2 are arranged with infrared emitting tubes 3 and infrared receiving tubes 4, forming an infrared net on the surface of the screen; the user touches a certain point of the touch screen display 1 with a finger, and it will block the horizontal and vertical two passing through the position. With infrared rays, the computer can instantly calculate the touch point position, and the touch screen disp

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PUM

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Abstract

An infrared touch screen comprises a touch screen displayer, a light spot matrix frame arranged on the touch screen displayer, an infrared transmitting tube and an infrared receiving tube, wherein the infrared transmitting tube and the infrared receiving tube are arranged on the light spot matrix frame, and a protection shell is arranged outside the infrared transmitting tube and the infrared receiving tube. The protection shell is arranged outside the infrared transmitting tube and the infrared receiving tube which are located on the light spot matrix frame, so the infrared transmitting tube and the infrared receiving tube are not easily damaged, and the service life of the infrared touch screen is prolonged.

Description

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Claims

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Application Information

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Owner SHAANXI HI-TECH IND CO LTD
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