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. 07, 2009

Filed:

Feb. 04, 2004
Applicants:

Ying-chien Lin, Hsinchu, TW;

Chi-chih Kuo, Bau-Shan Hsiang, TW;

Inventors:

Ying-Chien Lin, Hsinchu, TW;

Chi-Chih Kuo, Bau-Shan Hsiang, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/08 (2006.01); G06F 11/00 (2006.01); G08C 15/00 (2006.01); H04W 4/00 (2009.01); H04J 1/16 (2006.01); H04J 3/14 (2006.01); H04L 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The method of the present invention selects an access point with the lowest load, which will reply to the probe-request packet sent by a station, and then constructs an association between the station and the access point with the lowest load so as to balance the load of the plurality of access points. To select the access point with the lowest load, a master access point sends a load collection packet, and the access points with the same service set identifier send a load index packet when receiving the load collection packet. Afterward each access point performs a load comparison procedure to select the access point with the lowest load. The access point with the lowest load will turn on the probe-response function, and the other access point will turn off the probe-response function.


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