Capacitive touch panel is located multiple object

Capacitive touch panel is located multiple object

  • CN 101,971,125 B
  • Filed: 01/06/2009
  • Issued: 04/06/2016
  • Est. Priority Date: 01/09/2008
  • Status: Active Grant
First Claim
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1. , with a method for the position of the interactional multiple object of the capacitive touch panel with sensing area the while of for determining, the method comprises:

  • Generate the first electric capacity profile be associated with the first object appeared on sensing area and the second object simultaneously;

    WithUse described first electric capacity profile and determine the position of described first and second objects relative to described sensing area over time and by deducting the information be associated with described first object from described first electric capacity profile, the information that described and described first object is associated obtained before described first electric capacity profile, and another electric capacity profile be associated with described first object being arranged in described sensing area and described second object that is not arranged in described sensing area, or the information that described and described first object is associated is the zoom version of another electric capacity profile described.

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