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Method and apparatus for interference free communications between a remote handset and a host subscriber unit in a Cellular Radio Telephone System

  • US 4,659,878 A
  • Filed: 09/11/1985
  • Issued: 04/21/1987
  • Est. Priority Date: 09/11/1985
  • Status: Expired due to Term
First Claim
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1. In a mobile cellular radio telephone subscriber unit capable of voice communications with an assigned cellular base station over an assigned rf frequency channel, the improvement comprising:

  • offset rf communications channel transceiver means for voice communications over an offset rf frequency channel which differs by a predetermined frequency from said assigned rf frequency channel; and

    control data link means for transmitting by rf, data representing said offset frequency channel.

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