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:
Jul. 18, 2017

Filed:

Mar. 04, 2014
Applicant:

Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;

Inventor:

Hui Xiao, West Drayton Middlesex, GB;

Assignee:

FUJITSU LIMITED, Kawasaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 28/02 (2009.01); H04W 36/22 (2009.01); H04W 88/12 (2009.01);
U.S. Cl.
CPC ...
H04W 28/0215 (2013.01); H04W 36/22 (2013.01); H04W 88/12 (2013.01);
Abstract

A load balancing method in a WLAN having access points () each providing service to terminals () which are within range of the access points and associated with the access points, the method comprising identifying (S, S) overloaded access points, unsatisfied terminals and under-loaded access points; determining (S), for each overloaded access point, how many M among N unsatisfied terminals associated with the access point, where N>=M>=1, need to re-associate with an under-loaded access point in order to satisfy all the unsatisfied terminals associated with the access point; constructing (S), for each overloaded access point, one or more sets of M unsatisfied terminals; and finding (S-S), for each overloaded access point and each set of M unsatisfied terminals, an under-loaded access point with which every terminal in the set of M can be re-associated in order to satisfy all the N unsatisfied terminals associated with the overloaded access point. The load balancing method may be carried out by a LB Server () applied to an enterprise-wide WLAN.


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