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.
Patent No.:
Date of Patent:
Jun. 23, 2026
Filed:
Aug. 08, 2022
Applicant:
Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;
Inventors:
Ping Chen, Shanghai, CN;
Jingrui Tao, Guangzhou, CN;
Haiming Cheng, Shanghai, CN;
Qiang Liu, Shanghai, CN;
Tianmei Liang, Shanghai, CN;
Emiliano Merino Vazquez, Madrid, ES;
Assignee:
Telefonaktiebolaget LM Ericsson (publ), Stockholm, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 8/18 (2009.01); H04L 12/14 (2024.01); H04L 47/80 (2022.01); H04L 69/167 (2022.01);
U.S. Cl.
CPC ...
H04W 8/18 (2013.01); H04L 12/1407 (2013.01); H04L 47/805 (2013.01); H04L 69/167 (2013.01);
Abstract
Embodiments of the present disclosure provide method and apparatus for session restoration. A method performed by a network node includes receiving a first request for setting up a session with required quality of service (QOS) from an application node. The method further includes sending a first response including error information and subscription information of an existing session including a subscription identifier to the application node.