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Two sensor movement

  • US 7,160,042 B2
  • Filed: 09/11/2002
  • Issued: 01/09/2007
  • Est. Priority Date: 09/11/2002
  • Status: Expired due to Fees
First Claim
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1. A method of using a pair of sensors to control the state of an object comprising:

  • a) simultaneously activating a first sensor and a second sensor of said pair of sensors followed by simultaneously deactivating said first sensor and said second sensor to exit a first mode and enter a second mode;

    b) independently activating said first sensor to control the state of said object in a first state; and

    c) deactivating said first sensor to stop said control in said first state;

    d) independently activating said second sensor to control the state of said object in a second state; and

    e) deactivating said second sensor to stop said control in said second state;

    f) simultaneously activating said first sensor and said second sensor followed by simultaneously deactivating said first sensor and said second sensor to exit said second mode and enter a third mode;

    g) wherein the respective modes are entered and exited based on the activation or deactivation of only the two respective first and second sensors and no other sensors.

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