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:
Jul. 22, 2025

Filed:

Jun. 26, 2023
Applicant:

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

Inventors:

Wafik Abdel Shahid, Kenmore, WA (US);

Ming Shan Kwok, Seattle, WA (US);

Yasmin Karimli, Kirkland, WA (US);

Thomas P. Lucht, Seattle, WA (US);

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 36/00 (2009.01); H04W 36/14 (2009.01); H04W 36/30 (2009.01); H04W 76/27 (2018.01);
U.S. Cl.
CPC ...
H04W 36/0058 (2018.08); H04W 36/00698 (2023.05); H04W 36/1443 (2023.05); H04W 36/304 (2023.05); H04W 76/27 (2018.02);
Abstract

Systems, devices, and techniques described herein relate to handover between Non-Standalone (NSA) and Standalone (SA) networks. An example method includes receiving, from a User Equipment (UE), a measurement report indicating that a signal threshold has been satisfied. In response to receiving the measurement report, handover of a communication session from a first core network to a second core network may be initiated. A message confirming that the communication session has been handed over from the first core network to the second core network can be received. In response to receiving the message, handover of the communication session can be initiated between a single radio bearer associated with a first Radio Access Technology (RAT) and a dual radio bearer associated with the first RAT and a second RAT.


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