SamsungPatent applicationNetworks & wirelessInterest 3/10

Samsung patents method for managing wireless device-to-device traffic

Patent drawing from the official filing.

This filing describes a method for devices to communicate directly with each other without going through a base station, known as sidelink communication. It outlines how a device adjusts its waiting time before sending data based on factors like whether the connection is one-to-one or one-to-many and if the receiver confirmed the data was received correctly.

Why it mattersThis improves how devices share data directly in crowded areas, which is useful for future vehicle-to-vehicle or device-to-device communication standards.

In the filing’s own words

A method and device for sidelink communication are disclosed, the method including: if a sidelink signal and/or channel is transmitted, performing a contention window adjustment procedure forming a contention window adjustment procedure based on at least one information of: a cast type, mation of: a cast type, a hybrid automatic repeat request-acknowledge (HARQ-ACK) option, whether HARQ-ACK feedback is enabled for the sidelink signal and/or channel, a HARQ-ACK status corresponding to the sidelink signal and/or channel, and a sidelink measurement result; performing a channel access procedure based on the contention window.

What exactly they claim (claim 1)

1 - 15. (canceled)

Facts

Company: Samsung (Samsung Electronics Co., Ltd.)
Official title: METHOD AND APPARATUS FOR SIDELINK COMMUNICATION IN A WIRELESS COMMUNICATION SYSTEM
Publication number: US20260333395A1
Application number: 19116787
Filed: Aug 4, 2023
Published: Oct 22, 2026
Inventors: 3
Claims: 15

Classified under

H04W 72/25 Electricity & electronicsH04L 5/0055 Electricity & electronicsH04W 74/0866 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.