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Radio communication apparatus, radio communication system and communication apparatus

  • US 20030003973A1
  • Filed: 06/21/2002
  • Published: 01/02/2003
  • Est. Priority Date: 10/23/2000
  • Status: Abandoned Application
First Claim
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1. A radio telecommunication apparatus comprising:

  • a cellular system radio device;

    a radio calling system receiver; and

    a power control portion for controlling on and off of power to said cellular system radio device and the radio calling system receiver;

    wherein said power control portion supplies power to the cellular system radio device in response to a signal received through the radio calling system by the radio calling system receiver.

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