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COMMUNICATION SYSTEM AND METHOD OF OPERATIONS THEREFOR

  • US 20100202543A1
  • Filed: 09/11/2007
  • Published: 08/12/2010
  • Est. Priority Date: 10/06/2006
  • Status: Active Grant
First Claim
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1. A method of operation in a communication system, the method comprising:

  • (i) a first terminal sending to a second terminal a communication in a plurality of frames which includes a ranging region allocated for inclusion of ranging information which the second terminal uses to calculate a range between the first terminal and the second terminal; and

    (ii) the second terminal sending to the first terminal a communication in a plurality of frames including a ranging information indicator to indicate to the first terminal a size and position of the ranging region;

    wherein in at least one of the plurality of frames of the communication sent from the first terminal the size and position of the ranging region are known to the first and second terminals without the ranging information indicator being sent in an associated frame of the communication from the second terminal.

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