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:
Dec. 28, 2010
Filed:
Sep. 03, 2004
Jee-hyeon NA, Daejeon, KR;
Chul-sik Yoon, Daejeon, KR;
Jung-mo Moon, Seoul, KR;
Yeong-jin Kim, Daejeon, KR;
Jee-hwan Ahn, Daejeon, KR;
Jee-Hyeon Na, Daejeon, KR;
Chul-Sik Yoon, Daejeon, KR;
Jung-Mo Moon, Seoul, KR;
Yeong-Jin Kim, Daejeon, KR;
Jee-Hwan Ahn, Daejeon, KR;
Abstract
In the method for dynamic IP allocation using a mobile IP in a wireless portable Internet system, a MAC message used to register a mobile subscriber station contains a flag including a mobile IP version parameter. Upon checking the mobile IP version, the mobile subscriber terminal transmits a mobile IP registration request message to a base station during MAC connection establishment. The base station transmits a mobile IP registration reply message to the mobile subscriber in response to the received mobile IP registration request message to allocate a dynamic IP address to the mobile subscriber station. The dynamic IP allocation process is performed through a secondary management connection to achieve a rapid handoff without using a connection identifier. In addition, the present invention supports a seamless service and the use of the mobile IP in the IEEE 802.16e wireless