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:
Nov. 27, 2012
Filed:
Dec. 08, 2006
Sung-soo Kang, Daejeon, KR;
Seong-gon Choi, Chungchungbook-do, KR;
Sang-kwon Kim, Daejeon, KR;
Abstract
An IP handoff process method and Internet service system are provided. In the IP handoff process method, a registration request message for multiple IP handoff is received from a mobile station having a plurality of Internet protocol (IP) addresses through a currently-moving mobile agent of the mobile station. Then, the registration request for multiple IP handoff is processed according to information included in the received registration request message. A reply message thereof is transmitted according to the result of updating the information to the mobile station through the currently-moving mobile agent. Then, the received registration request message is transmitted to a previous mobile agent of the mobile station before moving and a home agent of the mobile station as it is.