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:
Jul. 14, 2015
Filed:
Sep. 10, 2012
Applicants:
Wooyong Choi, Anyang-si, KR;
Sung Kim, Seongnam-si, KR;
Sangyun Lee, Seongnam-si, KR;
Inventors:
Assignee:
SK TELECOM CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/66 (2006.01); H04L 29/06 (2006.01); H04M 3/42 (2006.01);
U.S. Cl.
CPC ...
H04L 65/1096 (2013.01); H04M 3/42017 (2013.01); H04L 65/1006 (2013.01); H04L 65/1063 (2013.01); H04L 65/1069 (2013.01);
Abstract
Disclosed is a method of providing an early media service based on a session initiation protocol (SIP). More particularly, the present disclosure relates to a method of providing an early media service based on SIP, wherein an application server and a media server can provide early media of a multimedia form, such as images, moving images and the like, as well as audios, by using an early session or a regular session.