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CONTROLLING POWER IN NON-LICENSED BAND

  • US 20170223643A1
  • Filed: 04/20/2017
  • Published: 08/03/2017
  • Est. Priority Date: 05/15/2014
  • Status: Active Grant
First Claim
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1. A method for reporting a power headroom in a wireless communication system, the method performed by a user equipment (UE) comprising:

  • determining a power headroom of a scheduled subframe when a physical uplink shared channel (PUSCH) transmission on a Licensed-Assisted Access (LAA) secondary cell is scheduled in the scheduled subframe; and

    reporting the power headroom of the scheduled subframe,wherein the power headroom of the scheduled subframe is determined assuming that the UE performs the PUSCH transmission on the LAA secondary cell in the scheduled subframe irrespective of whether the UE can access the LAA secondary cell for the PUSCH transmission in the scheduled subframe according to a channel access procedure.

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