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Portable device

  • US 20060061459A1
  • Filed: 09/15/2005
  • Published: 03/23/2006
  • Est. Priority Date: 09/21/2004
  • Status: Active Grant
First Claim
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1. A portable device for performing wireless communication with a controller, which controls a predetermined controlled subject, and remotely controlling the controller, the portable device comprising:

  • a receiver for receiving a transmission signal from the controller, the receiver having an adjustable signal receiving sensitivity; and

    a control unit, connected to the receiver, for lowering or raising the signal receiving sensitivity of the receiver by a predetermined level.

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