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Radio personal communications system and method for initiating communications between a base station and a cellular terminal

  • US 5,526,402 A
  • Filed: 05/19/1995
  • Issued: 06/11/1996
  • Est. Priority Date: 11/04/1993
  • Status: Expired due to Term
First Claim
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1. A radio personal communications system for operation within a wide area cellular network, which uses a plurality of frequencies within a spectrum, and within a base region linked to a wire telephone network, which base region overlaps with said cellular network, comprising:

  • a battery powered radio terminal operating within the cellular spectrum;

    a portable telephone base station located within said base region and connected to said wire telephone network;

    said telephone base station including activating means for detecting an incoming call on said wire telephone network;

    said telephone base station further comprising first transceiving means, responsive to said activating means, for initiating transmitting by said base station using a selected one of said frequencies within the spectrum of said wide area cellular network using cellular protocols only when detecting an incoming call from said wire telephone network; and

    said radio terminal further comprising second transceiving means, for communicating with said wide area cellular network when said radio terminal is not within said base region and for communicating with said first transceiving means when said radio terminal is within said base region.

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