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Determining Hover Distance of an Active Stylus

  • US 20130106777A1
  • Filed: 10/04/2012
  • Published: 05/02/2013
  • Est. Priority Date: 10/28/2011
  • Status: Abandoned Application
First Claim
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1. A method comprising:

  • detecting a change in capacitance at one or more capacitive nodes of a touch sensor of a device in response to a stylus being in proximity with but not touching the touch sensor, the stylus comprising one or more computer-readable media embodying logic and one or more electrodes for effecting charge transfer wirelessly in the device through the touch sensor of the device; and

    analyzing the change in capacitance to determine a distance between the stylus and the device.

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