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Mulit-point touch screen and touch detection method   

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Abstract: A multi-point touch screen suitable for a mobile apparatus is disclosed, which can output accurate touch images of a touch region by scanning, line by line, the touch region via an induction region positioned below the touch region. A method for detecting the occurrence of touch is characterized in that variations of rays are detected to determine the occurrence of touch, such variations are caused by the fact that media propagated by the rays response to variation of an electric field, and the variation of the electric field results from approaching of a conductor or an electrified body. ...

Agent: - Beijing, CN
Inventor: Dingnan Han
USPTO Applicaton #: #20110141033 - Class: 345173000 (USPTO) - 06/16/11 - Class 345 
Related Terms: Fact   
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The Patent Description & Claims data below is from USPTO Patent Application 20110141033, Mulit-point touch screen and touch detection method.

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Touch-sensing display panel and touch-sensing substrate
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Electronic device
Industry Class:
Computer graphics processing, operator interface processing, and selective visual display systems

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