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Portable telephone

  • US 8,842,106 B2
  • Filed: 06/22/2012
  • Issued: 09/23/2014
  • Est. Priority Date: 08/11/2000
  • Status: Expired due to Fees
First Claim
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1. A remote control apparatus for controlling a communication apparatus, said remote control apparatus comprising:

  • a controlling unit configured to communicate with said communication apparatus, wherein said controlling unit is configured to;

    request electric field strength information from said communication apparatus, wherein said electric field strength information indicates whether said communication apparatus is in a communicable state or in an incommunicable state for sending or receiving a communication via a wireless communication system, andreceive said electric field strength information from said communication apparatus in response to said request; and

    a display unit configured to display said electric field strength information.

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