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:
Mar. 03, 2026

Filed:

Mar. 25, 2022
Applicant:

Mediatek Inc., Hsin-Chu, TW;

Inventors:

Yuan-Chieh Lin, Hsin-Chu, TW;

Chien-Chun Huang-Fu, Hsin-Chu, TW;

Assignee:

MediaTek Inc., Hsinchu City, TW;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04W 76/25 (2018.01); H04W 76/15 (2018.01);
U.S. Cl.
CPC ...
H04W 76/25 (2018.02); H04W 76/15 (2018.02);
Abstract

A method for handling a reactivation request from the network for an MA PDU session with session and service continuity (SSC) mode 3 is proposed. When UE receives a PDU SESSION MODIFICATION COMMAND message which includes 5GSM cause #39 'reactivation requested' for an existing MA PDU session, UE handles the network-requested PDU session modification procedure, and UE re-initiates the UE-requested PDU session establishment procedure with a new MA PDU session ID. UE determines how to proceed with a PDU session reestablishment procedure for the new MA PDU session based on different scenarios of UE registration and user plane resources of the existing MA PDU session, and/or also based on whether the PDU SESSION MODIFICATION COMMAND message is sent over 3GPP access type or non-3GPP access type.


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Quick Actions:

Lin, Yuan-Chieh. (2026). Ma pdu reactivation requested handling (U.S. Patent No. 12568549). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12568549

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