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Qualcomm Patent on Channel State Information Feedback

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Summary

The USPTO has granted a new patent to QUALCOMM Incorporated for techniques related to transmitting channel state information feedback for multi-cell downlink control information in wireless communication systems. The patent, US12587324B2, was filed on August 10, 2022, and issued on March 24, 2026.

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What changed

The United States Patent and Trademark Office (USPTO) has issued patent US12587324B2 to QUALCOMM Incorporated. This patent covers "Techniques for transmitting channel state information feedback for a multi-cell downlink control information," specifically detailing methods for user equipment (UE) to receive and transmit channel state information (CSI) feedback based on multi-cell downlink control information (MC-DCI) and radio resource control (RRC) configuration.

This patent grant represents a new intellectual property right for QUALCOMM in the telecommunications sector. While not imposing direct regulatory obligations on other entities, it signifies advancements in wireless communication technology that may influence future industry standards and product development. Companies operating in the wireless communication space, particularly those involved in mobile device and network infrastructure, should be aware of this patent's scope, as it could impact their own technological implementations and licensing strategies.

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

Techniques for transmitting channel state information feedback for a multi-cell downlink control information

Grant US12587324B2 Kind: B2 Mar 24, 2026

Assignee

QUALCOMM Incorporated

Inventors

Kazuki Takeda, Peter Gaal, Mostafa Khoshnevisan, Wanshi Chen, Jae Ho Ryu

Abstract

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive, from a network node, a multi-cell downlink control information (MC-DCI) that indicates scheduling information for scheduling channels on multiple component carriers (CCs). The UE may transmit, to the network node, channel state information (CSI) feedback for a set of cells scheduled by the MC-DCI based at least in part on a radio resource control (RRC) configuration. Numerous other aspects are described.

CPC Classifications

H04L 5/0035 H04L 5/0048 H04L 5/0057 H04L 5/0064

Filing Date

2022-08-10

Application No.

17885247

Claims

26

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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
US12587324B2

Who this affects

Applies to
Technology companies
Industry sector
5170 Telecommunications
Activity scope
Wireless Communication
Geographic scope
United States US

Taxonomy

Primary area
Telecommunications
Operational domain
IT Security
Topics
Intellectual Property Cybersecurity

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