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System and method for controlling a portable telephone according to discriminated area code

  • US 5,732,349 A
  • Filed: 06/27/1995
  • Issued: 03/24/1998
  • Est. Priority Date: 06/28/1994
  • Status: Expired due to Term
First Claim
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1. A portable telephone apparatus for communicating with a base station connected to a communication network, said apparatus comprising:

  • a memory for storing control signals for a plurality of areas in which said portable telephone apparatus can be operated, each of said control signals including frequency band information associated with said plurality of areas and determining how said portable telephone apparatus should respond to a user'"'"'s instruction in each of said areas;

    a receiver for receiving an area signal transmitted from said base station, said signal indicating an area in which said base station is located;

    a reading unit for reading from said memory one of said control signals in accordance with said area signal, and the frequency band information corresponding to said area signal; and

    a controller for controlling said portable telephone apparatus in accordance with said one of said control signals wherein in response to said user'"'"'s instruction said controller tunes said telephone apparatus to said frequency band information read out from said memory of said reading unit.

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