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:
Aug. 02, 2016
Filed:
Mar. 17, 2011
Applicants:
Katsutoshi Nishida, Tokyo, JP;
Toshiyuki Tamura, Tokyo, JP;
Inventors:
Katsutoshi Nishida, Tokyo, JP;
Toshiyuki Tamura, Tokyo, JP;
Assignee:
NEC CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 7/00 (2006.01); H04W 4/00 (2009.01); H04L 12/26 (2006.01); H04W 40/02 (2009.01); H04W 72/04 (2009.01); H04M 7/12 (2006.01); H04W 36/00 (2009.01); H04W 88/16 (2009.01); H04L 29/06 (2006.01);
U.S. Cl.
CPC ...
H04W 40/02 (2013.01); H04L 65/104 (2013.01); H04L 65/1086 (2013.01); H04M 7/1205 (2013.01); H04W 36/0022 (2013.01); H04W 36/0066 (2013.01); H04W 72/0406 (2013.01); H04L 65/1016 (2013.01); H04M 2207/187 (2013.01); H04W 88/16 (2013.01);
Abstract
A mobile communication method according to the present invention includes the steps of: sending 'INVITE' from a UE#1 to a P-CSCF/VATF in a visited network of the UE#1; sending 'INVITE' from the P-CSCF/VATF to an IMS; and allocating, by the P-CSCF/VATF, an MGW#1 to the path for voice communications.