CPC H04B 7/0417 (2013.01) [H04B 7/0456 (2013.01); H04L 1/1819 (2013.01); H04L 1/1896 (2013.01)] | 18 Claims |
1. A method for transmitting feedback information, comprising:
receiving, by a terminal device, trigger signaling, wherein the trigger signaling is used to indicate at least one downlink channel group, and the at least one downlink channel group comprises at least one downlink channel;
if a first information field in the trigger signaling is a first preset value, sending a first feedback information codebook, wherein the first feedback information codebook comprises feedback information corresponding to the at least one downlink channel group; and
if the first information field in the trigger signaling is a second preset value, sending a second feedback information codebook, wherein the second feedback information codebook comprises feedback information corresponding to all configured hybrid automatic repeat request (HARQ) processes.
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