US 12,438,750 B2
Channel information processing method and apparatus
Jianjun Li, Guangdong (CN); Yang Song, Guangdong (CN); and Peng Sun, Guangdong (CN)
Assigned to VIVO MOBILE COMMUNICATION CO., LTD., Guangdong (CN)
Filed by VIVO MOBILE COMMUNICATION CO., LTD., Guangdong (CN)
Filed on Nov. 28, 2022, as Appl. No. 17/994,681.
Application 17/994,681 is a continuation of application No. PCT/CN2021/095478, filed on May 24, 2021.
Claims priority of application No. 202010470360.3 (CN), filed on May 28, 2020.
Prior Publication US 2023/0085924 A1, Mar. 23, 2023
Int. Cl. H04L 25/02 (2006.01)
CPC H04L 25/0204 (2013.01) 20 Claims
OG exemplary drawing
 
1. A channel information processing method, applied to a network-side device, and comprising:
receiving first information and second information from a terminal, wherein the first information comprises a first parameter without uplink/downlink channel reciprocity, the first parameter is determined based on downlink channel estimation, the second information is used to indicate a deviation between a second parameter and a third parameter that have uplink/downlink channel reciprocity, the second parameter is determined based on uplink channel estimation, and the third parameter is determined based on downlink channel estimation; and
determining channel information of a downlink channel based on the first information, the second information, and the second parameter.