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Method for determining line-of-sight (LOS) distance between remote communications devices

  • US 8,103,228 B2
  • Filed: 07/12/2007
  • Issued: 01/24/2012
  • Est. Priority Date: 07/12/2007
  • Status: Active Grant
First Claim
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1. An apparatus for wireless communications, comprising:

  • a super regenerative receiver adapted to receive an incoming signal from a remote apparatus, wherein the super regenerative receiver is tuned to receive the incoming signal within a defined ultra-wide band channel that has a fractional bandwidth on the order of 20% or more, has a bandwidth on the order of 500 MHz or more, or has a fractional bandwidth on the order of 20% or more and has a bandwidth on the order of 500 MHz or more; and

    a first circuit adapted to at least partially determine a distance to the remote apparatus based on the incoming signal.

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