US 12,273,812 B2
TWT schedule switch operation for multi-link devices
Rubayet Shafin, Allen, TX (US); Boon Loong Ng, Plano, TX (US); Peshal Nayak, Plano, TX (US); and Ahmed Atef Ibrahim Ibrahim, Plano, TX (US)
Assigned to Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed by Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed on Jul. 20, 2022, as Appl. No. 17/813,895.
Claims priority of provisional application 63/227,884, filed on Jul. 30, 2021.
Prior Publication US 2023/0037879 A1, Feb. 9, 2023
Int. Cl. H04W 52/00 (2009.01); H04W 52/02 (2009.01); H04W 72/12 (2023.01)
CPC H04W 52/0216 (2013.01) [H04W 72/12 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An access point (AP) multi-link device (MLD), comprising:
APs, each comprising a transceiver configured to form a link with a corresponding station (STA) of a non-AP MLD; and
a processor operably coupled to the APs, the processor configured to:
negotiate with the non-AP MLD via one of the APs to establish a target wake time (TWT) schedule for communications on a first one of the links,
receive, from the non-AP MLD via one of the APs, a request to transfer the TWT schedule from the first link to a second one of the links, and
in response to the request, establish the TWT schedule for communications on the second link.