US 12,323,816 B2
Device and method for communication of a channel switch announcement
Metin Ismail Taskin, Istanbul (TR); Muharrem Sarper Gokturk, Istanbul (TR); Bilal Hatipoglu, Istanbul (TR); and Can Ilhan, Istanbul (TR)
Assigned to AIRTIES S.A.S., Paris (FR)
Filed by AIRTIES S.A.S., Paris (FR)
Filed on Jun. 12, 2023, as Appl. No. 18/333,309.
Application 18/333,309 is a continuation of application No. 17/317,516, filed on May 11, 2021, granted, now 11,678,198.
Application 17/317,516 is a continuation of application No. 16/483,567, granted, now 11,006,279, issued on May 11, 2021, previously published as PCT/IB2018/000172, filed on Feb. 5, 2018.
Claims priority of provisional application 62/454,403, filed on Feb. 3, 2017.
Prior Publication US 2023/0403566 A1, Dec. 14, 2023
Int. Cl. H04W 16/14 (2009.01); H04W 24/08 (2009.01); H04W 72/0453 (2023.01); H04W 72/27 (2023.01); H04W 72/541 (2023.01); H04W 8/00 (2009.01); H04W 84/12 (2009.01); H04W 84/20 (2009.01); H04W 92/20 (2009.01)
CPC H04W 16/14 (2013.01) [H04W 24/08 (2013.01); H04W 72/0453 (2013.01); H04W 72/27 (2023.01); H04W 72/541 (2023.01); H04W 8/005 (2013.01); H04W 84/12 (2013.01); H04W 84/20 (2013.01); H04W 92/20 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A method implemented by a first device, the method comprising:
performing a channel availability check (CAC) on a first channel, wherein the device has no connections to any other devices;
detecting a radar signal on the first channel based on the CAC;
switching to a slave mode;
sending a radar detection message to a second device, while in the slave mode, indicating a radar signal is detected in the first channel, wherein the radar detection message is sent after discovering the second device; and
receiving a channel switch announcement (CSA), wherein the CSA indicates to switch to a second channel;
switching to the second channel based on being in slave mode and receiving the CSA.