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Communication apparatus and communication method for configuring resource region candidates and mapping downlink control information to same

  • US 10,278,204 B2
  • Filed: 08/24/2017
  • Issued: 04/30/2019
  • Est. Priority Date: 08/12/2011
  • Status: Active Grant
First Claim
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1. A communication apparatus comprising:

  • control circuitry which, in operation, configures a plurality of resource region candidates based on a division number which is a number of Control Channel Elements (CCEs) per resource block pair, each resource region candidate including at least one CCE, wherein the division number is larger for a subframe having a normal cyclic prefix length than for a subframe having an extended cyclic prefix length; and

    a transmitter which, in operation, maps downlink control information to one of the plurality of resource region candidates and, in operation, transmits the mapped downlink control information.

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