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. 24, 2025

Filed:

Feb. 20, 2020
Applicant:

Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;

Inventors:

Lei Xia, Shanghai, CN;

Zhiwei Qu, Shanghai, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 8/04 (2009.01); H04W 8/06 (2009.01); H04W 8/08 (2009.01); H04W 68/00 (2009.01);
U.S. Cl.
CPC ...
H04W 8/04 (2013.01); H04W 8/06 (2013.01); H04W 8/08 (2013.01); H04W 68/005 (2013.01);
Abstract

The present disclosure provides methods, nodes and computer readable medium for solving a dual VLR issue. The method at a first MSC/VLR includes: determining that a dual VLR issue occurs; and transmitting a dual VLR indication to a HSS/HLR for the HSS/HLR to trigger an MME that is serving a UE to initiate a process of solving the dual VLR issue.


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