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.

Date of Patent:
Feb. 19, 2013

Filed:

Sep. 08, 2005
Applicants:

Kyung-lim Kang, Suwon-si, KR;

Jae-hoon Kim, Seoul, KR;

Jung-ho Kim, Suwon-si, KR;

Yong-sung Roh, Icheon-si, KR;

Young-gon Choi, Suwon-si, KR;

Shubhranshu Singh, Yongin-si, KR;

Kee-cheon Kim, Seoul, KR;

Dong-keun Lee, Seoul, KR;

Hyun-sik Kang, Seoul, KR;

Inventors:

Kyung-lim Kang, Suwon-si, KR;

Jae-hoon Kim, Seoul, KR;

Jung-ho Kim, Suwon-si, KR;

Yong-sung Roh, Icheon-si, KR;

Young-gon Choi, Suwon-si, KR;

Shubhranshu Singh, Yongin-si, KR;

Kee-cheon Kim, Seoul, KR;

Dong-keun Lee, Seoul, KR;

Hyun-sik Kang, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04J 3/24 (2006.01); H04W 4/00 (2009.01); H04W 36/00 (2009.01); H04L 12/56 (2006.01);
U.S. Cl.
CPC ...
Abstract

In general, an Internet gateway assigns an address to a node of an ad-hoc network on receipt of request for an address assignment. However, a load exerted to the Internet gateway increases. Accordingly, one (proxy node) of the nodes of an ad-hoc network can serve as a proxy node to perform an address assignment function of the Internet gateway. That is, if a node of the ad-hoc node does not receive an advertisement message, it requests the Internet gateway for address assignment to perform the proxy node function. The node is assigned with at least two addresses from the Internet gateway, and then assigns the address to the requesting node. Accordingly, a load exerted to the Internet gateway can be reduced.


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