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.
Patent No.:
Date of Patent:
Sep. 20, 2011
Filed:
Mar. 01, 2007
Hang Liu, Yardley, PA (US);
Lin Luo, North Brunswick, NJ (US);
Mingquan Wu, Plainsboro, NJ (US);
Dekai LI, Yardley, PA (US);
Hang Liu, Yardley, PA (US);
Lin Luo, North Brunswick, NJ (US);
Mingquan Wu, Plainsboro, NJ (US);
Dekai Li, Yardley, PA (US);
Thomson Licensing, Boulogne-Billancourt, FR;
Abstract
A method and apparatus are described for selecting an access point in a wireless network, including initializing a channel index, recording a received signal power and information contained in one of a beacon message and a probe request response message, calculating an access link metric for each candidate access point, the access linkmetric being between an end device and each candidate access point on the channel indexed by the channel index responsive to the received signal power and information receiving a path metric between each candidate access point and a gateway, estimating a function using the access link metric and the path metric, selecting one of the candidate access points based on the function and establishing a connection with the selected access point. Also described is a method and apparatus for maintaining a connection with an access point.