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. 07, 2015
Filed:
Mar. 21, 2006
Applicants:
Hubert Przybysz, Hägersten, SE;
Stephen Terrill, Madrid, ES;
Inventors:
Hubert Przybysz, Hägersten, SE;
Stephen Terrill, Madrid, ES;
Assignee:
Telefonaktiebolaget L M Ericsson (publ), Stockholm, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/66 (2006.01); H04L 29/06 (2006.01); H04L 29/08 (2006.01);
U.S. Cl.
CPC ...
H04L 65/1016 (2013.01); H04L 65/1073 (2013.01); H04L 67/14 (2013.01); H04L 67/147 (2013.01);
Abstract
A method of registering or deregistering a user to or from an IP Multimedia Subsystem (IMS) network. A SIP Application Server (SIP-AS) performs a registration or deregistration with the IMS network on a user's behalf. The registration or deregistration is performed over one of the following interfaces: a Service Control Interface (ISC) with a Serving Call State Control Function (S-CSCF), a Gm interface with a Proxy CSCF (P-CSCF), or an Ma interface with an Interrogating CSCF (I-CSCF).