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ApplePatent applicationNetworks & wirelessInterest 4/10

Apple patents phone feature to pick networks based on carrier rules

Patent drawing
Patent drawing from the official filing.

Apple describes a method where a phone checks a special file on its SIM card to see if the carrier has set specific signal strength requirements. If these rules exist, the phone uses them to choose which network to connect to, ensuring it only joins networks that meet the carrier's standards. If the file is missing, the phone falls back to its standard network selection process.

Why it mattersThis could help carriers ensure their customers connect to the strongest available signal, potentially improving call quality and data speeds by preventing phones from sticking to weak networks.

In the filing’s own words

Embodiments herein include methods, systems, and apparatuses for performing an automatic network selection based on an operator controlled signal threshold. A signal threshold file may be available on a Universal Subscriber Identity Module (USIM). The signal threshold file may include one or more operator controlled signal threshold. A user equipment (UE) may perform a signal threshold based public land mobile network (PLMN) selection procedure using the operator controlled signal threshold.

What exactly they claim (claim 1)

1. A method for a user equipment (UE), the method comprising: determining if a signal threshold file is available on a Universal Subscriber Identity Module (USIM), wherein the signal threshold file includes an operator controlled signal threshold; performing a signal threshold based public land mobile network (PLMN) selection procedure using the operator controlled signal threshold when the signal threshold file is available; performing a non-signal threshold based public land mobile network (PLMN) selection procedure when the signal threshold file is not available; and registering with a PLMN for communication.

Facts

Company
Apple (APPLE INC.)
Official title
SIGNAL LEVEL ENHANCED NETWORK SELECTION
Publication number
US20260304303A1
Application number
19100657
Filed
Aug 9, 2023
Published
Oct 1, 2026
Inventors
5
Claims
21

Classified under

H04W 48/18 Electricity & electronicsH04W 48/16 Electricity & electronicsH04W 60/00 Electricity & electronicsH04W 84/042 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.