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Pointing device with hand detection

  • US 20020093481A1
  • Filed: 09/26/2001
  • Published: 07/18/2002
  • Est. Priority Date: 01/12/2001
  • Status: Active Grant
First Claim
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1. An input device comprising:

  • a housing;

    electronic circuitry for detecting user inputs and transmitting signals corresponding to said inputs to an electronic device;

    a sleep-mode circuit, coupled to said electronic circuitry, for activating a reduced power operation of said electronic circuitry;

    a hand detection circuit for detecting the proximity of a user'"'"'s hand to said housing and producing a hand detect signal; and

    said sleep mode circuit being responsive to said hand detect signal to awaken said electronic circuitry from said reduced power operation.

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