	US 11,997,735 B2
	Method and device for transmitting and receiving significant update information regarding specific AP via management frame in wireless LAN system
Namyeong Kim, Seoul (KR); Jeongki Kim, Seoul (KR); Jinsoo Choi, Seoul (KR); Insun Jang, Seoul (KR); and Sunhee Baek, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Filed by LG ELECTRONICS INC., Seoul (KR)
Filed on May 12, 2023, as Appl. No. 18/316,643.
Application 18/316,643 is a continuation of application No. PCT/KR2022/003537, filed on Mar. 14, 2022.
Claims priority of application No. 10-2021-0034131 (KR), filed on Mar. 16, 2021.
Prior Publication US 2023/0284306 A1, Sep. 7, 2023
Int. Cl. H04W 76/15 (2018.01); H04W 76/20 (2018.01); H04W 84/12 (2009.01)

CPC H04W 76/15 (2018.02) [H04W 76/20 (2018.02); H04W 84/12 (2013.01)]

9 Claims

1. A method in a wireless local area network (WLAN) system, the method comprising:

receiving, by a first non-access point (non-AP) station (STA), management frames from a first AP; and

decoding, by the first non-AP STA, the management frames,

wherein the first AP operating on a first link and a second AP operating on a second link are affiliated with an AP multi-link device (MLD),

wherein the first non-AP STA operating on the first link and a second non-AP STA operating on the second link affiliated with a non-AP MLD,

wherein the management frames include a field indicating whether updated elements of the second AP based on a critical update for the second AP are included in the management frames, and

wherein based on the field set to 1, the updated elements of the second AP are included in the management frames until the next delivery traffic indication message (DTIM) of the first AP.