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ApplePatent applicationNetworks & wirelessInterest 3/10

Apple patents direct device-to-device signal check for better data transfer

Apple describes a method where two devices check the quality of their direct connection using a specific signal before sending data. This allows them to pick the best antenna settings for a faster and more stable link without going through a base station.

Why it mattersIt improves how phones or cars talk directly to each other, which is useful for future features like vehicle-to-vehicle communication or local data sharing.

In the filing’s own words

Methods or systems are configured for receiving, by a user equipment (UE), a sidelink channel state reference signal (CSI-RS) transmission on a first resource pool dedicated for CSI-RS transmissions; transmitting, by the UE and based on the CSI-RS transmission, a beam report to a paired UE, the beam report being based on a transmission beam and a receiver beam associated with a source identifier and a destination identifier in sidelink control information (SCI); and receiving, based on the transmission beam and the receiver beam of the beam report, a transmission on a second resource pool for data transmissions.

What exactly they claim (claim 1)

1 - 28. (canceled)

Facts

Company
Apple (Apple Inc.)
Official title
STANDALONE SIDELINK CHANNEL STATE INFORMATION REFERENCE SIGNAL
Publication number
US20260280650A1
Application number
19473029
Filed
Apr 2, 2024
Published
Sep 17, 2026
Inventors
6
Claims
21

Classified under

H04B 7/0626 Electricity & electronicsH04B 7/06952 Electricity & electronicsH04W 72/25 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.