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Samsung patents near-field signal shaping for wireless antennas

Samsung describes a method for creating a specific signal adjustment pattern, or precoding matrix, for wireless antenna arrays. The system calculates a unique weight for each antenna based on its exact distance to the receiver and the angle of the signal, rather than just the angle. This allows the antennas to shape the signal more precisely for devices that are close by.

Why it mattersThis technique could improve data speeds and connection stability for devices in close proximity to a base station, such as in dense urban areas or indoor environments.

In the filing’s own words

A method of generating a precoding matrix for a wireless communication system is provided. The method includes: computing, for each antenna element of an antenna array, a near-field virtualization weight that is a function of a distance between a receiver and the antenna element and at least one angular parameter associated with a direction of arrival or departure; constructing a virtualization matrix based on the near-field virtualization weights computed for the antenna elements; and generating the precoding matrix for transmission or reception of signals based on the virtualization matrix.

What exactly they claim (claim 1)

1. A method of generating a precoding matrix for a wireless communication system, the method comprising: computing, for each antenna element of an antenna array, a near-field virtualization weight that is a function of a distance between a receiver and the antenna element and at least one angular parameter associated with a direction of arrival or departure; constructing a virtualization matrix based on the near-field virtualization weights computed for the antenna elements; and generating the precoding matrix for transmission or reception of signals based on the virtualization matrix.

Facts

Company
Samsung (Samsung Electronics Co., Ltd.)
Official title
NEAR-FIELD PRECODING AND FEEDBACK METHODS FOR WIRELESS COMMUNICATION SYSTEMS
Publication number
US20260269914A1
Application number
19419634
Filed
Dec 15, 2025
Published
Sep 10, 2026
Inventors
2
Claims
21

Classified under

H04B 7/0639 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.