The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 10, 2019

Filed:

Oct. 27, 2018
Applicant:

Cisco Technology, Inc., San Jose, CA (US);

Inventors:

Jun Liu, Shanghai, CN;

Qiang Yang, Shanghai, CN;

Jiewei Li, Shanghai, CN;

Xia Ke, Shanghai, CN;

Assignee:

Cisco Technology, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 36/00 (2009.01); H04W 4/20 (2018.01); H04W 8/26 (2009.01); H04W 36/18 (2009.01); H04W 48/16 (2009.01);
U.S. Cl.
CPC ...
H04W 36/0088 (2013.01); H04W 4/20 (2013.01); H04W 8/26 (2013.01); H04W 36/0061 (2013.01); H04W 36/18 (2013.01); H04W 48/16 (2013.01);
Abstract

Off channel scanning on workgroup bridge (WGB) devices for fast roaming may be provided. First, it may be determined, by a first WGB, that a second WGB is not off-channel. The second WGB may be peered with the first WGB. Next, the first WGB may perform channel scanning in response to determining that the second WGB is not off-channel. The first WGB may then prioritize a first WGB channel list based on results from the channel scanning performed by the first WGB. Next, the first WGB may roam while the second WGB in not off-channel, from a first access point to a second access point on a channel with the highest priority in the first WGB channel list.


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