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Method for transmitting enhanced control channel in a wireless communication system and apparatus therefor

  • US 9,356,745 B2
  • Filed: 03/26/2013
  • Issued: 05/31/2016
  • Est. Priority Date: 06/25/2012
  • Status: Active Grant
First Claim
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1. A method for transmitting an enhanced a physical downlink control channel (EPDCCH) by a serving cell in a wireless communication system, the method comprising the steps of:

  • configuring a plurality of enhanced resource element groups (EREGs) by dividing available resource elements, which are included in one physical resource block (PRB) pair, into a predetermined number;

    configuring an enhanced control channel element (ECCE), which is a resource allocation unit for the EPDCCH, by selecting one or more EREGs from the plurality of EREGs; and

    transmitting the EPDCCH by using transmission resources allocated for the EPDCCH in a unit of the ECCE,wherein one or more EREGs constituting the ECCE are selected on the basis of at least one of cell ID of the serving cell and index of the one PRB pair.

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