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Samsung patents method for phones to handle 5G cell shutdowns

Patent drawing
Patent drawing from the official filing.

Samsung describes a way for mobile devices to react when a 5G or 6G network tower turns off a specific signal to save energy. The phone checks the type of connection it is using and either drops that link, switches to a backup tower, or reconnects to the network to stay online.

Why it mattersThis helps mobile networks reduce power usage by safely turning off unused towers without causing users to lose their connection.

In the filing’s own words

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. Specifically, present disclosure provides method and apparatus for handling cell switch off (or, cell off) with regard to NES in wireless communication system.

What exactly they claim (claim 1)

1. A method performed by a terminal in a wireless communication system, the method comprising: receiving, from a base station, information indicating a cell off of a first cell; and performing an operation based on the information, according to whether the first cell is a secondary cell (SCell), or a primary secondary cell group cell (PSCell), or a primary cell (PCell), in case that the first cell is the SCell, the SCell is released or deactivated, in case that the first cell is the PSCell, a secondary cell group (SCG) including the PSCell is released or deactivated, or a radio link failure (RLF) is declared for the SCG, and in case that the first cell is the PCell, a second cell is switched to a new PCell, a radio resource control (RRC) re-establishment is performed, or a handover from the first cell to a third cell is performed.

Facts

Company
Samsung (Samsung Electronics Co., Ltd.)
Official title
APPARATUS AND METHOD FOR HANDLING CELL SWITCH OFF FOR NETWORK ENERGY SAVING IN WIRELESS COMMUNICATION SYSTEM
Publication number
US20260333147A1
Application number
19113207
Filed
Sep 22, 2023
Published
Oct 22, 2026
Inventors
2
Claims
15

Classified under

H04W 36/0072 Electricity & electronicsH04W 36/0069 Electricity & electronicsH04W 36/305 Electricity & electronicsH04W 52/0206 Electricity & electronics
Read the full filing (official PDF) ↗ Open in the Patent Tracker

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Summaries are simplified from the filing’s own abstract and first claim. A patent filing is not a product announcement.
Patent data and drawings: U.S. Patent and Trademark Office (USPTO). Nebula is not affiliated with or endorsed by the USPTO.