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. 27, 2018

Filed:

Jul. 01, 2014
Applicants:

Samsung Electronics Co., Ltd., Gyeonggi-do, KR;

Seoul National University R&db Foundation, Seoul, KR;

Inventors:

Hyeon-Sang Eom, Seoul, KR;

Sung-Jin Park, Gyeonggi-do, KR;

Seung-Yong Lee, Seoul, KR;

Kyung-Tak Lee, Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 29/08 (2006.01); H04L 12/58 (2006.01);
U.S. Cl.
CPC ...
H04L 67/148 (2013.01); H04L 51/04 (2013.01); H04L 65/1083 (2013.01); H04L 65/1006 (2013.01);
Abstract

A method for transferring a session between clients is provided when one user uses multiple clients on a service (for example, Push to talk over Cellular (PoC), Instant Messaging (IM), Converged-Internet Protocol (IP) Messaging (CPM)) providing system implemented through a Session Initiation Protocol (SIP)/IP core network. A session transfer method is provided when the user needs to transfer a session to another client while the session is performed through one client. A temporary storing technique is used in which a conversation server or client as one of elements of a seamless CPM system for providing a seamless user environment temporarily stores data transmitted from another user during session transfer.


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