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Apple patents method for managing wireless signals from multiple cell sites

Patent drawing
Patent drawing from the official filing.

Apple has filed a patent describing a way for phones to handle data streams from multiple cell sites simultaneously. The system uses specific control messages to tell the phone which signal settings to use for each site, ensuring a stable connection.

Why it mattersThis improves how 5G networks manage complex connections, potentially leading to more reliable data speeds in crowded areas.

In the filing’s own words

Systems, methods, and apparatuses for unified transmission configuration indicator (TCI) state indication for multi-downlink control information (mDCI) multi-transmission reception point (mTRP) use cases are discussed. Manners of making TCI state indications for mDCI mTRP that use TCI state lists, medium access control control elements (MAC-CEs), and/or downlink control information (DCI) are discussed. Determinations of TCI state(s) at a user equipment (UE) for physical downlink control channel (PDCCH) reception and/or physical downlink shared channel (PDSCH) reception are discussed. Applications of a unified TCI state for other types of downlink (DL) and/or uplink (UL) channels are also discussed.

What exactly they claim (claim 1)

1. A method of a radio access network (RAN), comprising: sending, to a user equipment (UE), a plurality of transmission configuration indicator (TCI) state lists; sending, to the UE, a first medium access control control element (MAC-CE) indicating a first plurality of TCI states from the plurality of TCI state lists that is for a first transmission reception point (TRP) of the RAN; sending, to the UE, a second MAC-CE indicating a second plurality of TCI states from the plurality of TCI state lists that is for a second TRP of the RAN; sending, to the UE, a first downlink control information (DCI) comprising a first TCI field having a first TCI codepoint value identifying one or more of the first plurality of TCI states for the UE to use to communicate with the first TRP; and communicating with the UE using the first TRP and the second TRP after sending the first DCI.

Facts

Company
Apple (APPLE INC.)
Official title
SYSTEMS, METHODS, AND APPARATUSES FOR UNIFIED TRANSMISSION CONFIGURATION INDICATOR STATE INDICATION FOR MULTI-DOWNLINK CONTROL INFORMATION MULTI-TRANSMISSION RECEPTION POINT USE CASES IN WIRELESS COMMUNICATION
Publication number
US20260333375A1
Application number
19101361
Filed
Jan 24, 2023
Published
Oct 22, 2026
Inventors
10
Claims
21

Classified under

H04W 72/232 Electricity & electronicsH04L 5/0044 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.