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Patent Application: Downlink Control Channel Communication for Wireless Networks

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Published November 4th, 2022
Detected March 26th, 2026
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Summary

The USPTO has published a new patent application, US20260088869A1, detailing a two-stage physical downlink control channel communication method for triggering time-domain channel state information in wireless networks. The application was filed on November 4, 2022.

What changed

This document is a patent application (US20260088869A1) filed with the USPTO, describing a novel method for two-stage physical downlink control channel (PDCCH) communications in wireless networks. The invention aims to improve the triggering of time-domain channel state information (TD-CSI) feedback by specifying a process where a user equipment (UE) receives a first PDCCH communication, followed by a second PDCCH communication, which then prompts the UE to transmit TD-CSI feedback.

As this is a patent application, it does not impose direct compliance obligations or deadlines on regulated entities. However, companies involved in wireless network technology, particularly those developing or manufacturing user equipment or network infrastructure, may wish to review this application for potential intellectual property considerations or future technology integration. The filing date was November 4, 2022.

Source document (simplified)

← USPTO Patent Applications

TWO-STAGE PHYSICAL DOWNLINK CONTROL CHANNEL COMMUNICATIONS FOR TIME-DOMAIN CHANNEL STATE INFORMATION TRIGGERING

Application US20260088869A1 Kind: A1 Mar 26, 2026

Inventors

Jing DAI, Yu ZHANG, Lei XIAO

Abstract

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive a first physical downlink control channel (PDCCH) communication. The UE may receive a second PDCCH communication after receiving the first PDCCH communication. The UE may transmit, based at least in part on receiving the second PDCCH, time-domain channel state information (TD-CSI) feedback for one or more associated CSI reference signal (CSI-RS) occasions. Numerous other aspects are described.

CPC Classifications

H04B 7/0626 H04L 5/0044

Filing Date

2022-11-04

Application No.

19103187

View original document →

Classification

Agency
USPTO
Published
November 4th, 2022
Instrument
Notice
Legal weight
Non-binding
Stage
Final
Change scope
Minor
Document ID
US20260088869A1

Who this affects

Industry sector
5170 Telecommunications
Activity scope
Wireless Communication
Geographic scope
United States US

Taxonomy

Primary area
Telecommunications
Operational domain
IT Security
Topics
Wireless Communication Network Infrastructure

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