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Method for reporting channel state information in wireless access system supporting unlicensed bands, and apparatus supporting same

  • US 10,492,210 B2
  • Filed: 12/23/2015
  • Issued: 11/26/2019
  • Est. Priority Date: 12/23/2014
  • Status: Active Grant
First Claim
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1. A method for reporting channel state information (CSI) by a user equipment (UE) in a wireless access system supporting an unlicensed band, the method comprising:

  • receiving a predetermined number of subframes of a downlink burst configured in an unlicensed band cell (UCell) supporting the unlicensed band;

    measuring CSI for the downlink burst; and

    reporting the measured CSI to a base station (BS),wherein the downlink burst includes a partial subframe (pSF) configured in a size smaller than a normal subframe, andwherein the pSF is not considered to be a valid downlink subframe for measuring the CSI.

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