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.

Date of Patent:
Aug. 28, 2018

Filed:

Jun. 01, 2015
Applicant:

Apple Inc., Cupertino, CA (US);

Inventors:

Giri Prassad Deivasigamani, San Jose, CA (US);

Gencer Cili, Oakville, CA;

Muhammad A. Alam, San Jose, CA (US);

Guarav Nukala, Milpitas, CA (US);

Luciano M. Verger, San Jose, CA (US);

Yogesh D. Karandikar, San Jose, CA (US);

Srinivasan Vasudeven, Santa Clara, CA (US);

Deepak Chitlur Lakshman, Mountain View, CA (US);

Assignee:

APPLE INC., Cupertino, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 4/00 (2018.01); H04W 36/14 (2009.01); H04W 24/10 (2009.01); H04M 15/00 (2006.01); H04W 48/18 (2009.01); H04W 36/30 (2009.01); H04W 36/00 (2009.01); H04W 76/18 (2018.01); H04W 88/06 (2009.01); H04W 76/19 (2018.01);
U.S. Cl.
CPC ...
H04W 36/14 (2013.01); H04M 15/57 (2013.01); H04W 24/10 (2013.01); H04W 36/0022 (2013.01); H04W 36/30 (2013.01); H04W 48/18 (2013.01); H04W 76/18 (2018.02); H04W 76/19 (2018.02); H04W 88/06 (2013.01);
Abstract

A user equipment ('UE') connected to a first network that performs methods including receiving a page from the first network indicating an incoming voice call, when it is determined the voice call was not successfully connected, incrementing a value of a counter and when the value satisfies the threshold, switching from the first network to a second network. Another method includes originating a voice call via the first network, when it is determined the voice call was not successfully connected, opening a socket connection with the first network and attempting to re-originate the voice call via the first network. Another method includes determining whether the UE has switched a connection from a first network to a second network and when it is determined that the UE has switched the connection to the second network, initiating an action by the UE.


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