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Proximity sensor for screen saver and password delay

  • US 6,374,145 B1
  • Filed: 12/14/1998
  • Issued: 04/16/2002
  • Est. Priority Date: 12/14/1998
  • Status: Expired due to Term
First Claim
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1. Apparatus comprising:

  • an interface module operatively couple able to provide input to a computer;

    a proximity sensor operatively coupled to said interface, said proximity sensor operative to detect the presence of a user; and

    a control module, said control module controllably coupled to said proximity sensor and said interface module, said control module having a state machine operative to cause information emulating a user input from a peripheral device of the computer to be transmitted to said computer via said interface module based on an output signal provided by said proximity sensor to prevent the activation of a computer program.

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