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UPLINK TRANSISSION IN CARRIER AGGREGATION ENVIRONMENT

  • US 20110261776A1
  • Filed: 12/23/2009
  • Published: 10/27/2011
  • Est. Priority Date: 12/23/2008
  • Status: Active Grant
First Claim
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1. A method of uplink transmission, in which a user equipment transmits a signal in uplink in a wireless communication system, the method comprising the steps of:

  • switching an uplink transmission mode used in transmitting the signal to a base station to either a first transmission mode or a second transmission mode;

    generating a plurality of signals to transmit to the base station via a plurality of component carriers (CCs); and

    transmitting a plurality of the signals to the base station according to the switched uplink transmission mode,wherein the first transmission mode allows multi-carrier characteristics for the signal transmitted via a plurality of the component carriers and wherein the second transmission mode requests single carrier characteristics for the signals transmitted via a plurality of the component carriers.

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