Channel state information

By leveraging DMRS on broadcast channels and combining with other signals, CSI is determined early in communication, addressing accuracy challenges and optimizing network resource use.

WO2026124879A1 Publication Date: 2026-06-18NOKIA TECHNOLOGIES OY
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Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
NOKIA TECHNOLOGIES OY
Filing Date
2025-11-10
Publication Date
2026-06-18

AI Technical Summary

⚠Technical Problem

Accurate prediction of channel state information (CSI) in wireless communication networks is challenging due to varying transmission conditions, and existing reference signals are not effectively utilized for CSI feedback computation.

⚗Method used

Utilize Demodulation Reference Signals (DMRS) on broadcast channels to determine CSI early in the communication process, combining them with other reference signals to provide refined and efficient CSI estimation and reporting, potentially using machine learning models for broader CSI prediction.

🎯Benefits of technology

Enables early CSI determination, reducing delays in establishing communication sessions and optimizing resource use by allowing network nodes to adjust modulation and coding schemes based on timely CSI, thereby enhancing communication efficiency.

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Abstract

Methods, apparatus and systems for channel state information determination and reporting are disclosed.
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