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.:

US 7450582 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 11, 2008

Filed:

Feb. 17, 2004
Applicants:

Kyung-joo Suh, Suwon-shi, KR;

Young-joo Suh, Pohang-shi, KR;

Dong-hee Kwon, Pohang-shi, KR;

Kil-suk Yang, Pohang-shi, KR;

Jae-myung Jang, Pohang-shi, KR;

Inventors:

Kyung-Joo Suh, Suwon-shi, KR;

Young-Joo Suh, Pohang-shi, KR;

Dong-Hee Kwon, Pohang-shi, KR;

Kil-Suk Yang, Pohang-shi, KR;

Jae-Myung Jang, Pohang-shi, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/28 (2006.01); H04L 12/56 (2006.01); H04J 3/24 (2006.01); H04Q 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Disclosed is a method for calculating a routing cost or a hop count of a mobile IP (Internet Protocol) in an IP network. The IP network can communicate with the MN having a mobile IP and includes a plurality of access routers. If the MN moves to a new access router, the MN generates a distance measurement request message and transmits the generated distance measurement request message to an access router serving as a regional anchor point (RAP) of the MN. Upon receiving the distance measurement request message, the access router serving as the RAP generates an acknowledgement message having an initial hop limit field value and a hop limit value, and transmits the acknowledgement message. The MN calculates a hop count using the initial hop limit field value and the hop limit value.


Find Patent Forward Citations

Suh, Kyung-Joo. (2008). Method for calculating hop count of mobile ip in an ip network (U.S. Patent No. 7450582). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7450582

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