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Wide area cordless telephone system capable of receiving incoming group address calls

  • US 5,255,308 A
  • Filed: 02/08/1991
  • Issued: 10/19/1993
  • Est. Priority Date: 02/08/1990
  • Status: Expired due to Term
First Claim
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1. A wide area cordless telephone system for covering a plurality of service areas in each of which a plurality of cordless stations are located, comprising:

  • control means connected to a telephone network for generating a group-call signal in response to an incoming call from the telephone network; and

    a plurality of access units divided into groups corresponding respectively to a respective service area, the access units of each group for establishing a radio control channel with the cordless stations located in the same service area as said access units, said access units of each group being responsive to said group-call signal for transmitting speech-channel identifiers to said cordless stations through said control channel to establish radio speech channels with the cordless stations located in the same service area as said access units receiving said group call signal, and transmitting ringing signals respectively to said cordless stations through said speech channels.

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