US 12,262,407 B2
Channel quality feedback method and apparatus
Qianxi Lu, Dongguan (CN); Zhenshan Zhao, Dongguan (CN); and Huei-Ming Lin, South Yarra (AU)
Assigned to GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD., Guangdong (CN)
Filed by GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD., Guangdong (CN)
Filed on Apr. 29, 2022, as Appl. No. 17/733,908.
Application 17/733,908 is a continuation of application No. PCT/CN2019/115926, filed on Nov. 6, 2019.
Prior Publication US 2022/0256545 A1, Aug. 11, 2022
Int. Cl. H04W 72/563 (2023.01); H04L 1/1812 (2023.01); H04W 72/0446 (2023.01); H04W 72/20 (2023.01); H04W 72/542 (2023.01); H04W 72/56 (2023.01); H04W 80/02 (2009.01)
CPC H04W 72/563 (2023.01) [H04L 1/1812 (2013.01); H04W 72/0446 (2013.01); H04W 72/20 (2023.01); H04W 72/542 (2023.01); H04W 72/56 (2023.01); H04W 80/02 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A channel quality feedback method, comprising:
receiving, by a first terminal, indication information sent by a second terminal, wherein the indication information is used to instruct the first terminal to send a channel quality indicator and a rank indicator to the second terminal;
generating, by the first terminal, a media access control layer control element (MAC CE), wherein the MAC CE comprises the channel quality indicator and the rank indicator; and
sending, by the first terminal, the MAC CE to the second terminal;
wherein after the receiving, by the first terminal, the indication information sent by the second terminal, the method further comprises:
starting a timer; and
the generating, by the first terminal, the media access control layer control element (MAC CE), comprises:
generating, by the first terminal, the MAC CE in the case that the timer does not expire.