US Patent No. 10,433,345

NAV SETTING METHOD CONSIDERING BSS COLOR INACTIVATION IN WIRELESS LAN SYSTEM AND APPARATUS THEREFOR


Patent No. 10,433,345
Issue Date October 01, 2019
Title Nav Setting Method Considering Bss Color Inactivation In Wireless Lan System And Apparatus Therefor
Inventorship Jeongki Kim, Seoul (KR)
Kiseon Ryu, Seoul (KR)
Hangyu Cho, Seoul (KR)
Assignee LG ELECTRONICS INC., Seoul (KR)

Claim of US Patent No. 10,433,345

1. A method for an AP (access point) controlling a NAV (network allocation vector) setting of an STA (station) in a WLAN (wireless local area network) system, the method comprising:detecting a BSS (basic service set) color overlap with an OBSS (overlapping basic service set);
transmitting, to the STA, a first frame containing BSS color disabled information set to a first value indicating disablement of a use of the BSS color; and
transmitting, to the STA, a second frame containing a TXOP_DURATION field set to a specific value other than normal duration values in response to the AP setting the BSS color disabled information to the first value.