| 摘要 |
PROBLEM TO BE SOLVED: To provide a method and apparatus for fast control channel feedback for multiple downlink carrier operations.SOLUTION: A device comprises a processor configured to: transmit a first High-Speed Downlink Shared Channel (HS-DSCH) signal on a primary serving cell, a second HS-DSCH signal on a first secondary serving cell, a third HS-DSCH signal on a second secondary serving cell, and a fourth HS-DSCH signal on a third secondary serving cell; and receive, via a single uplink carrier, a first Hybrid Automatic Repeat Request (HARQ)-ACK feedback relating to the first HS-DSCH signal and the second HS-DSCH signal, and a second HARQ-ACK feedback relating to the third HS-DSCH signal and the fourth HS-DSCH signal. |
