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Adaptation of control signaling transmissions to variations in respective resources

  • US 10,149,290 B2
  • Filed: 09/25/2015
  • Issued: 12/04/2018
  • Est. Priority Date: 02/27/2012
  • Status: Active Grant
First Claim
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1. A method for a wireless communication, the method comprising:

  • receiving a bitmap comprising a plurality of elements, each element corresponding to a subframe of a plurality of subframes;

    determining whether to monitor a user equipment (UE)-dedicated search space on an enhanced physical downlink control channel (ePDCCH) or a UE-dedicated search space on a physical downlink control channel (PDCCH) in a subframe of the plurality of subframes based on a corresponding element of the plurality of elements of the bitmap; and

    monitoring either the UE-dedicated search space on the ePDCCH or the UE-dedicated search space on the PDCCH in the subframe to obtain downlink control information (DCI) in accordance with the determination,wherein each element of the bitmap indicates whether to monitor the UE-dedicated search space on the ePDCCH or the UE-dedicated search space on the PDCCH in a corresponding subframe of the plurality of subframes,wherein a size of the bitmap corresponds to a number of the plurality of subframes,wherein, when monitoring the UE-dedicated search space on the ePDCCH, the obtained DCI comprises control information dedicated to the UE, andwherein the ePDCCH is monitored in the UE-dedicated search space of one or more subframes of the plurality of subframes indicated by the bitmap and the PDCCH is monitored in a common search space or the UE-dedicated search space of one or more remaining subframes of the plurality of subframes not indicated by the bitmap.

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