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Cellular communications with scheduled handoffs

  • US 5,483,664 A
  • Filed: 07/26/1993
  • Issued: 01/09/1996
  • Est. Priority Date: 07/26/1993
  • Status: Expired due to Fees
First Claim
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1. In a cellular communication system wherein a satellite projects a plurality of cells that move with respect to the earth, a method of handing-off subscriber unit communications between cells comprising the steps of:

  • determining a location of a subscriber unit in a first cell;

    scheduling, in response to said determining step, a second cell in which said subscriber unit may reside in the future and upcoming timing corresponding to when said subscriber unit may reside in said second cell;

    receiving said second cell and said upcoming timing at said subscriber unit; and

    transferring communications with said subscriber unit to said second cell, upon occurrence of said upcoming timing as determined by said subscriber unit, in accordance with said scheduling step.

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