	US 12,445,975 B2
	Model-based uplink-downlink channel tracking
Kiran Venugopal, Raritan, NJ (US); Wooseok Nam, San Diego, CA (US); Tao Luo, San Diego, CA (US); and Junyi Li, Fairless Hills, PA (US)
Assigned to QUALCOMM Incorporated, San Diego, CA (US)
Filed by QUALCOMM Incorporated, San Diego, CA (US)
Filed on Jun. 2, 2022, as Appl. No. 17/805,213.
Prior Publication US 2023/0397122 A1, Dec. 7, 2023
Int. Cl. H04W 24/10 (2009.01); H04L 5/00 (2006.01); H04W 52/14 (2009.01); H04W 52/32 (2009.01); H04W 52/36 (2009.01)

CPC H04W 52/325 (2013.01) [H04L 5/0051 (2013.01); H04W 24/10 (2013.01); H04W 52/146 (2013.01); H04W 52/367 (2013.01)]

30 Claims

1. A method of wireless communication at a user equipment (UE), comprising:

receiving, from a network node, a model configuration including one or more initial model parameters for a channel model indicative of an initial model condition of a channel between the UE and the network node;

receiving a measurement resource from the network node to measure a condition of the channel;

transmitting, to the network node, a sounding reference signal (SRS); and

transmitting, to the network node, noise covariance information for updating the channel model based on a measurement of the condition of the channel.