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:
Feb. 04, 2014
Filed:
Oct. 01, 2009
Applicants:
Mark Grayson, Maidenhead, GB;
Eric P. Hamel, Paris, FR;
Jonathan D. Rosenberg, Freehold, NJ (US);
Inventors:
Assignee:
Cisco Technology, Inc., San Jose, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 4/00 (2009.01);
U.S. Cl.
CPC ...
Abstract
A methodology includes servicing a voice call between mobile User Equipment and an Enterprise Session Initiation Protocol (SIP) Services Environment using, at least in part, Voice over Internet Protocol Multimedia Subsystem (VoIMS), detecting that the User Equipment is moving out of range of Radio Access Point (RAP) infrastructure servicing the User Equipment, and in response to detecting, initiating a procedure to hand out the voice call and anchor the voice call in a Mobile Switching Center (MSC) of a macro service provider.