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ULTRA-WIDEBAND RANGING WAVEFORM

  • US 20140368321A1
  • Filed: 06/12/2013
  • Published: 12/18/2014
  • Est. Priority Date: 06/12/2013
  • Status: Abandoned Application
First Claim
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1. A method for location tracking, comprising:

  • assigning to each tag in a set of tags a distinct frequency shift associated with ranging waveforms, each of the tags in the set being attached to a different asset or person being tracked;

    receiving the ranging waveforms from one or more of the tags in the set, the ranging waveforms being transmitted by the one or more tags using the assigned distinct frequency shifts; and

    determining a location estimate for the one or more tags based at least in part on the ranging waveforms.

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