Huawei technologies co., ltd. (20240178893). CHANNEL INFORMATION FEEDBACK METHOD AND COMMUNICATION APPARATUS simplified abstract

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CHANNEL INFORMATION FEEDBACK METHOD AND COMMUNICATION APPARATUS

Organization Name

huawei technologies co., ltd.

Inventor(s)

Junhui Gao of Shanghai (CN)

Shibin Ge of Shanghai (CN)

Huangping Jin of Shanghai (CN)

Yiling Yuan of Shanghai (CN)

Li Fan of Shanghai (CN)

Didi Zhang of Shenzhen (CN)

CHANNEL INFORMATION FEEDBACK METHOD AND COMMUNICATION APPARATUS - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240178893 titled 'CHANNEL INFORMATION FEEDBACK METHOD AND COMMUNICATION APPARATUS

Simplified Explanation

The abstract describes a method and apparatus for channel information feedback in a communication system, where the terminal device sends uplink control information including first information and a Strongest Coefficient Indicator (SCI).

  • The method involves prioritizing first information and SCI in the uplink control information.
  • The first information indicates a second frequency domain Discrete Fourier Transform (DFT) vector set selected by the terminal device.
  • The SCI indicates a space-frequency vector corresponding to the strongest coefficient in a first space-frequency vector set corresponding to the second frequency domain DFT vector set and Channel State Information Reference Signal (CSI-RS) ports selected by the terminal device.

Potential Applications

This technology can be applied in wireless communication systems to improve channel feedback efficiency and accuracy.

Problems Solved

1. Enhanced feedback mechanism for channel state information. 2. Efficient utilization of resources in communication systems.

Benefits

1. Improved communication system performance. 2. Enhanced reliability and stability in wireless networks.

Potential Commercial Applications

Optimized for 5G and beyond communication systems.

Possible Prior Art

No prior art information available.

Unanswered Questions

=== How does this method compare to existing channel feedback techniques in terms of efficiency and accuracy? The article does not provide a direct comparison with existing methods in terms of efficiency and accuracy.

=== What impact could this technology have on the overall performance of wireless communication systems? The article does not delve into the potential overall performance improvements that could result from implementing this technology.


Original Abstract Submitted

embodiments of this application provides a channel information feedback method and a communication apparatus. in the method, first information and a strongest coefficient indicator (sci) have a same priority in uplink control information (uci) sent by a terminal device. the first information indicates a second frequency domain discrete fourier transform (dft) vector set selected by the terminal device, and the sci indicates a space-frequency vector corresponding to a strongest coefficient in a first space-frequency vector set corresponding to the second frequency domain dft vector set and channel state information reference signal (csi-rs) ports selected by the terminal device. in other words, the sci indicates the space-frequency vector that corresponds to the second frequency domain dft vector set selected by the terminal device and that corresponds to the strongest coefficient.