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:
Jun. 14, 2022

Filed:

Nov. 02, 2020
Applicant:

Huawei Technologies Co., Ltd., Shenzhen, CN;

Inventors:

Bing Sun, Beijing, CN;

Hong Li, Beijing, CN;

Lin Shu, Shanghai, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 48/18 (2009.01); H04W 36/00 (2009.01); H04M 7/12 (2006.01); H04W 8/08 (2009.01); H04W 36/14 (2009.01); H04W 36/16 (2009.01); H04W 36/26 (2009.01); H04W 36/38 (2009.01);
U.S. Cl.
CPC ...
H04W 36/0022 (2013.01); H04M 7/1235 (2013.01); H04W 8/08 (2013.01); H04W 36/14 (2013.01); H04W 36/165 (2013.01); H04W 36/26 (2013.01); H04W 36/38 (2013.01); H04W 48/18 (2013.01);
Abstract

The A voice call processing method includes, when a terminal meets at least one of two preset conditions, performing handover from a Long Term Evolution (LTE) network currently accessed by the terminal to a non-LTE standard network, and performing a circuit switched (CS) voice call process on the non-LTE standard network.


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