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Multi-stage channel reservation signal for directional transmission and reception

  • US 10,425,945 B2
  • Filed: 10/10/2017
  • Issued: 09/24/2019
  • Est. Priority Date: 10/11/2016
  • Status: Active Grant
First Claim
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1. A method for wireless communications, comprising:

  • determining a portion of a shared spectrum for at least one of sending or receiving a transmission; and

    transmitting a plurality of channel reservation signals associated with a plurality of beams to reserve the portion of the shared spectrum, wherein a first channel reservation signal of the plurality of channel reservation signals is transmitted using a first beam and a second channel reservation signal of the plurality of channel reservation signals is transmitted using a second beam wider than the first beam.

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