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:
Oct. 06, 2009
Filed:
Feb. 05, 2004
Jae-hwang Lee, Seoul, KR;
Pyung-soo Kim, Seoul, KR;
Hak-goo Lee, Gyeonggi-do, KR;
Samsung Electronics Co., Ltd., Suwon-Si, KR;
Abstract
A handover method in a wireless local area network (WLAN) environment, a mobile node device that carries out a handover in a WLAN environment, and a beacon signal structure are provided. The handover method involves receiving a beacon signal containing access router identification information; and carrying out a handover based on the access router identification information contained in the beacon signal. The mobile node device includes a beacon signal reception unit for receiving a beacon signal containing access router identified information, a determination unit for comparing access router identification information from the beacon signal with that of a previous access router and a handover performing unit for carrying out a handover based on a result of the determination from the determination unit. The beacon signal structure, which is used for carrying out a handover in a WLAN environment, includes a reserved field into which access router identification information is inserted.