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.:

US 9380496 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 28, 2016

Filed:

Dec. 19, 2007
Applicants:

Vlora Rexhepi, Den Hoom, NL;

Iuliana Marinescu, Espoo, FI;

Guillaume Sebire, Espoo, FI;

Inventors:

Vlora Rexhepi, Den Hoom, NL;

Iuliana Marinescu, Espoo, FI;

Guillaume Sebire, Espoo, FI;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 36/00 (2009.01); H04W 76/04 (2009.01); H04W 80/04 (2009.01); H04W 88/06 (2009.01);
U.S. Cl.
CPC ...
H04W 36/0016 (2013.01); H04W 36/0022 (2013.01); H04W 76/04 (2013.01); H04W 80/04 (2013.01); H04W 88/06 (2013.01);
Abstract

A method, for example, is described in the present application. Such a method can include detecting or establishing a circuit-switched call. The method can also include establishing a voice-over-internet-protocol standby call in parallel to the circuit-switched call. The method can additionally include activating the voice-over-internet-protocol standby call to become an active voice-over-internet protocol call when a handover situation is detected. The method can further include releasing resources of the circuit-switched call when the voice-over-internet-protocol standby call becomes the active voice-over-internet protocol call.


Find Patent Forward Citations

Rexhepi, Vlora. (2016). Method of handover of circuit-switched voice call to packet-switched voice call (U.S. Patent No. 9380496). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9380496

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