Carrier indicator field usage and configuration in carrier aggregation

  • US 8,902,770 B2
  • Filed: 09/28/2011
  • Issued: 12/02/2014
  • Est. Priority Date: 09/28/2010
  • Status: Active Grant
First Claim
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1. A computer-implemented method controlled by a programmed computer or data processor, said method comprising:

  • changing format of a downlink control channel for a user equipment in conjunction with switching the user equipment between being enabled for cross carrier scheduling and being disabled for cross carrier scheduling, in which changing the format of the downlink control channel is based on explicit signaling between a network and the user equipment; and

    thereafter using the changed format of the downlink control channel at least on one serving cell of the user equipment'"'"'s configured set of component carriers.

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