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Technique for obtaining the rotation of a wireless device

  • US 9,753,118 B2
  • Filed: 10/21/2015
  • Issued: 09/05/2017
  • Est. Priority Date: 11/25/2014
  • Status: Active Grant
First Claim
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1. A first apparatus for wireless communications, comprising:

  • a first interface for obtaining, via at least one receive antenna, first and second training signals transmitted from a second apparatus via at least first and second transmit antennas having different polarizations; and

    a processing system configured to;

    determine, based on the first and second training signals, one or more characteristics for different transmit-receive antenna pairs, each pair comprising one of the first and second transmit antennas and the at least one receive antenna,generate, based on the one or more characteristics, a parameter indicative of a rotation of the first apparatus relative to the second apparatus, andadjust the parameter based on the one or more characteristics.

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