User equipment, PDSCH A/N transmitting method thereof, transmission/reception point, and PDSCH A/N receiving method thereof

  • US 8,873,519 B2
  • Filed: 12/14/2012
  • Issued: 10/28/2014
  • Est. Priority Date: 12/16/2011
  • Status: Active Grant
First Claim
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1. A user equipment configured with at least two serving cells comprising a primary cell (PCell) and a secondary cell (SCell), the PCell and the SCell having different Time Division Duplex (TDD) Uplink-Downlink (UL-DL) configurations, the user equipment comprising:

  • a transmitter configured to transmit first acknowledgement/negative acknowledgement (A/N) in an uplink subframe determined by a reference TDD configuration for the SCell, the first A/N corresponding to a physical downlink shared channel (PDSCH) transmission on the SCell,wherein the reference TDD configuration for the SCell has a greatest number of uplink subframes from among one or more reference TDD configurations for the TDD UL-DL configurations of the PCell and the SCell in Table 1 below;

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