US 12,439,326 B2
Client assisted off-channel scan
Taren McCullough, St. Louis Park, MN (US)
Assigned to Charter Communications Operating, LLC, St. Louis, MO (US)
Filed by Charter Communications Operating, LLC, St. Louis, MO (US)
Filed on Aug. 19, 2022, as Appl. No. 17/891,512.
Prior Publication US 2024/0064619 A1, Feb. 22, 2024
Int. Cl. H04W 48/16 (2009.01); H04W 24/10 (2009.01)
CPC H04W 48/16 (2013.01) [H04W 24/10 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A method for off-channel scanning, the method comprising:
determining, by an access point, which of the access point or one or more stations to perform an off-channel scan;
identifying, by the access point, at least one station from the one or more stations to perform the off-channel scan for each operating frequency supported by the access point when the access point is unable to perform the off-channel scan;
selecting, by the access point, a least utilized station from identified stations to perform the off-channel scan for each of the one or more operating frequencies supported by the access point;
sending, by the access point to each selected station, an off-channel scan request to perform the off-channel scan, the off-channel scan request including a channel list;
receiving, by the access point from each selected station, off-channel scan data after the each selected station has performed the off-channel scan; and
selecting, by the access point, a serving channel for each operating frequency based on the off-channel scan data.