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Qualcomm Patent for Vehicular Platoon Wireless Communication

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Summary

The USPTO has granted a patent to QUALCOMM Incorporated for a distance-based NACK procedure in vehicular platoons. This patent covers methods and systems for wireless communication between vehicles in a platoon, focusing on how vehicles adjust their communication protocols based on their role (primary or secondary) within the formation.

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What changed

The United States Patent and Trademark Office (USPTO) has granted patent US12587320B2 to QUALCOMM Incorporated for a novel distance-based NACK (Negative Acknowledgement) procedure designed for wireless communications within vehicular platoons. The patent details methods and systems where a user equipment (UE), such as a vehicle, receives an indication of a formation change within its associated platoon. Based on this change, the UE determines whether it will operate as a primary vehicle or a secondary vehicle and adopts a corresponding distance-based feedback procedure.

This patent grant, while not imposing immediate regulatory obligations on other entities, establishes intellectual property rights for QUALCOMM in the area of vehicular communication protocols. Companies developing or deploying vehicle-to-vehicle (V2V) communication systems, particularly those involving platooning or coordinated movements, should be aware of this patent. Future product development or licensing agreements may need to consider this granted patent to avoid infringement. The filing date was July 21, 2021, and the patent is effective March 24, 2026.

Archived snapshot

Mar 27, 2026

GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.

← USPTO Patent Grants

Distance-based NACK procedures in a vehicular platoon

Grant US12587320B2 Kind: B2 Mar 24, 2026

Assignee

QUALCOMM Incorporated

Inventors

Mohit Narula, Kapil Gulati, Hui Guo

Abstract

Methods, systems, and devices for wireless communications are described. A user equipment (UE), such as a vehicle UE may receive an indication of a change in a formation of a vehicle grouping, such as a platoon, with which the UE is associated, the vehicle grouping including a plurality of vehicles moving as a group based on sidelink communications between members of the group. The UE may determine a distance-based feedback procedure to be used by the UE based on whether the UE is, as a result of the change in the formation, a primary vehicle in the vehicle grouping or a secondary vehicle that is responsive to one or more primary vehicles in the vehicle grouping, and may operate in accordance with the distance-based feedback procedure.

CPC Classifications

H04L 1/1854 H04L 1/1864 H04L 1/1896 H04L 5/0055

Filing Date

2021-07-21

Application No.

18561237

Claims

30

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Last updated

Classification

Agency
USPTO
Published
March 24th, 2026
Instrument
Rule
Legal weight
Binding
Stage
Final
Change scope
Minor
Document ID
US12587320B2

Who this affects

Applies to
Technology companies
Industry sector
3361 Automotive Manufacturing 5170 Telecommunications
Activity scope
Vehicular Communication
Geographic scope
United States US

Taxonomy

Primary area
Telecommunications
Operational domain
IT Security
Topics
Automotive Technology Cybersecurity

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