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:
Aug. 04, 2026

Filed:

Jun. 26, 2022
Applicant:

Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;

Inventors:

Mattias Bergström, Sollentuna, SE;

Lian Araujo, Solna, SE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 76/27 (2018.01); H04W 36/36 (2009.01);
U.S. Cl.
CPC ...
H04W 36/362 (2023.05); H04W 76/27 (2018.02);
Abstract

Embodiments include methods for a user equipment (UE) configured with user credentials for a plurality of public land mobile networks (PLMNs). Such methods include, while registered in first and second PLMNs and in a connected state for the first PLMN, transmitting to a first network node in the first PLMN a first indication that the UE wants to enter a reduced-energy state for the first PLMN. Such methods include initiating a timer upon transmitting the first indication, subsequently performing a handover to a second network node in the first PLMN, and performing one or more of the following: transmitting to the second network node a second indication that the UE wants to enter the reduced-energy state for the first PLMN; and stopping the timer. Other embodiments include complementary methods for the first and second network nodes, as well as UEs and network nodes configured to perform such methods.


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