Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
January 31, 2023
Patent Application Number
16977665
Date Filed
March 5, 2019
Patent Citations
Patent Citations Received
Patent Primary Examiner
A touch sensing apparatus is disclosed comprising a panel that defines a touch surface, a plurality of emitters and detectors arranged along a perimeter of the light transmissive panel, and a light directing arrangement arranged adjacent the perimeter. The emitters are arranged to emit a respective beam of emitted light and the light directing arrangement is arranged to direct the light along a light path from the emitters to the touch surface. A diffusive light scattering element is arranged in the light path.
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