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:
Aug. 29, 2017

Filed:

Dec. 16, 2009
Applicants:

Sang Jun Moon, Seoul, KR;

Sang DO Lee, Hwaseong-si, KR;

Jong Woo Hong, Seoul, KR;

Hyeon Jin Kang, Seoul, KR;

Ji Hye Ha, Anyang-si, KR;

Inventors:

Sang Jun Moon, Seoul, KR;

Sang Do Lee, Hwaseong-si, KR;

Jong Woo Hong, Seoul, KR;

Hyeon Jin Kang, Seoul, KR;

Ji Hye Ha, Anyang-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 4/02 (2009.01); H04L 29/08 (2006.01); H04W 80/04 (2009.01);
U.S. Cl.
CPC ...
H04W 4/02 (2013.01); H04L 67/18 (2013.01); H04W 80/04 (2013.01);
Abstract

A method and a system for establishing a local routing in a mobile communication network, and for allowing different mobile stations connected with the same Access Service Network GateWay (ASN GW) to transmit and receive traffic without delivering such traffic to a Home Agent (HA) are provided. In the method, a session server determines whether first and second mobile stations are connected with the same ASN GW by using their location information. In case of a connection with the same ASN GW, the session server establishes a local routing in the ASN GW so that traffic between the first and second mobile stations is directly routed to each other at the ASN GW. Then the ASN GW receiving the traffic from one of both mobile stations transmits the traffic to the other according to the local routing.


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