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OPERATING A TOUCH SCREEN CONTROL SYSTEM ACCORDING TO A PLURALITY OF RULE SETS

  • US 20140035857A1
  • Filed: 10/09/2013
  • Published: 02/06/2014
  • Est. Priority Date: 04/30/2009
  • Status: Active Grant
First Claim
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1. A touch screen control system configured to communicate with a host processing system, the touch screen control system comprising:

  • a memory; and

    control circuitry configured to operate a touch sensor for detecting user input in a sensing region of said touch sensor, wherein a display screen is overlapped by said sensing region, said control circuitry comprising;

    a blended image generator for autonomously generating a blended image by blending a primary image held in said memory and a secondary image held in said memory in response to detection of user input in said sensing region; and

    a display screen updater for autonomously updating said display screen with said blended image, wherein said display screen is updated at a higher rate when updated autonomously by said display screen updater than when directed by said host processing system, and wherein said autonomously updating said display screen by said display screen updater reduces processing of said host processing system.

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