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:
Sep. 02, 2025

Filed:

Dec. 11, 2020
Applicant:

Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 36/00 (2009.01); H04W 76/10 (2018.01);
U.S. Cl.
CPC ...
H04W 36/0011 (2013.01); H04W 76/10 (2018.02);
Abstract

A method of operating a user plane function UPF node of a core network CN for a communication network is provided. An association message is transmitted to a session management function SMF node of the CN. The association message includes an indication that the UPF node supports a capability to modify session traffic in response to a handover. A session establishment request message is received from the SMF node. The session establishment request message includes an indication to modify session traffic of a protocol data unit PDU session for the communication device in response to handover. Methods relating to session management function SMF nodes and policy control function PCF nodes are also provided.


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