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:
Mar. 31, 2009
Filed:
Dec. 20, 2002
Purva R. Rajkotia, Plano, TX (US);
Sanjay Kumar Kodali, Dallas, TX (US);
Joseph R. Cleveland, Richardson, TX (US);
Purva R. Rajkotia, Plano, TX (US);
Sanjay Kumar Kodali, Dallas, TX (US);
Joseph R. Cleveland, Richardson, TX (US);
Samsung Electronics Co., Ltd., Suwon-si, KR;
Abstract
An apparatus and method for performing an interfrequency hard handoff at a border cell in a wireless network. The apparatus comprises a handoff controller within a source base station that selects an optimal target base station using location information of at least one target base station and using one of: a location of the wireless mobile station, a velocity of the wireless mobile station, and a direction of motion of the wireless mobile station. The present invention uses the location information of at least one target base station in order to make more reliable handoff decisions.