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:
Jan. 09, 2024

Filed:

Oct. 31, 2022
Applicant:

T-mobile Usa, Inc., Bellevue, WA (US);

Inventors:

Suliman Albasheir, Issaquah, WA (US);

Boris Antsev, Bothell, WA (US);

Christopher H. Joul, Bellevue, WA (US);

Rahul Pal, Bellevue, WA (US);

Suresh Thanneeru, Redmond, WA (US);

Karunakalage Viraj Rakitha Silva, Renton, WA (US);

Salvador Mendoza, Issaquah, WA (US);

Rushabhkumar Patel, Newcastle, WA (US);

Assignee:

T-Mobile USA, Inc., Bellevue, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 40/34 (2009.01); H04W 28/02 (2009.01);
U.S. Cl.
CPC ...
H04W 40/34 (2013.01); H04W 28/0247 (2013.01);
Abstract

Systems, devices, and techniques described herein relate to migrating a communication session from a path including a stressed user plane function (UPF) to a path including a replacement UPF. A communication session may traverse a first path including the first UPF. After establishing the communication session, the first UPF may be determined to be stressed. In response, the communication session can be proactively migrated to a second path including a second UPF. According to various implementations, the existing communication session can be maintained during the migration, thereby substantially eliminating interruptions caused by the stressed first UPF.


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