US 12,219,509 B2
Secondary cell activation using temporary reference signals
Kazuki Takeda, Tokyo (JP); Changhwan Park, San Diego, CA (US); Heechoon Lee, San Diego, CA (US); Alberto Rico Alvarino, San Diego, CA (US); Peter Gaal, San Diego, CA (US); Juan Montojo, San Diego, CA (US); Wanshi Chen, San Diego, CA (US); Tao Luo, San Diego, CA (US); and Olufunmilola Omolade Awoniyi-Oteri, San Diego, CA (US)
Assigned to QUALCOMM Incorporated, San Diego, CA (US)
Filed by QUALCOMM INCORPORATED, San Diego, CA (US)
Filed on Aug. 15, 2023, as Appl. No. 18/450,073.
Application 18/450,073 is a continuation of application No. 17/491,400, filed on Sep. 30, 2021, granted, now 11,778,574.
Claims priority of provisional application 63/198,312, filed on Oct. 9, 2020.
Prior Publication US 2023/0397136 A1, Dec. 7, 2023
Int. Cl. H04W 56/00 (2009.01); H04L 5/00 (2006.01); H04W 72/23 (2023.01)
CPC H04W 56/001 (2013.01) [H04L 5/0051 (2013.01); H04W 72/23 (2023.01)] 27 Claims
OG exemplary drawing
 
1. A user equipment (UE), comprising:
a transceiver and a processor in communication with the transceiver, wherein the UE is configured to:
receive, in a physical downlink shared channel (PDSCH) via a first cell, an activation command for a second cell different from the first cell; and
receive, via the second cell, a first channel state information reference signal (CSI-RS);
perform tracking on the first CSI-RS; and
transmit a CSI report in the second cell based on the tracking.