ApplePatent applicationNetworks & wirelessInterest 3/10

Apple patents new signal pattern to reduce wireless data overhead

Patent drawing from the official filing.

Apple has filed a patent application for a specific way to structure demodulation reference signals (DMRS) used in wireless communication. The invention describes using a pattern called frequency domain orthogonal cover code 8 (FD-OCC-8) to help a base station better decode data sent by a device. This method aims to reduce the amount of extra data, or overhead, needed for the connection to work properly.

Why it mattersThis is a technical improvement to how wireless devices communicate with cell towers, potentially making data transmission slightly more efficient, though it is not a consumer-facing feature.

In the filing’s own words

An apparatus configured to determine a demodulation reference signal (DMRS) configuration comprising a DMRS pattern for a frequency domain orthogonal cover code 8 (FD-OCC-8) and generate, for transmission to a base station, DMRS in accordance with the DMRS configuration. In some examples, the DMRS include DMRS eType 1 DMRS or DMRS eType 2 DMRS.

What exactly they claim (claim 1)

1. An apparatus comprising processing circuitry coupled to memory, wherein the processing circuitry is configured to: determine a demodulation reference signal (DMRS) configuration comprising a DMRS pattern for a frequency domain orthogonal cover code 8 (FD-OCC-8); and generate, for transmission to a base station, DMRS in accordance with the DMRS configuration.

Facts

Company: Apple (Apple Inc.)
Official title: DMRS Design and Overhead Reduction
Publication number: US20260303284A1
Application number: 19573008
Filed: Mar 20, 2026
Published: Oct 1, 2026
Inventors: 7
Claims: 20

Classified under

H04L 5/0048 Electricity & electronics

Read the full filing (official PDF) ↗ Open in the Patent Tracker

More from Apple in Networks & wireless

Apple patents interface for sending messages via satellite Sep 29, 2026
Apple patents way for phones to switch from ground towers to satellites Sep 17, 2026
Apple patents moving phone plans between devices via Bluetooth Sep 1, 2026
Apple patents sharing Wi-Fi channel data to speed up device connections Sep 1, 2026
Apple patents smart surface that helps phones find signal faster Sep 8, 2026

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.