18264203. Dynamic Codebooks for Active Coordination Sets simplified abstract (Google LLC)

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Dynamic Codebooks for Active Coordination Sets

Organization Name

Google LLC

Inventor(s)

Jibing Wang of San Jose CA (US)

Erik Richard Stauffer of Sunnyvale CA (US)

Dynamic Codebooks for Active Coordination Sets - A simplified explanation of the abstract

This abstract first appeared for US patent application 18264203 titled 'Dynamic Codebooks for Active Coordination Sets

Simplified Explanation

The patent application describes a method for determining a joint-codebook for wireless communication with a user equipment (UE) by a base station in an active coordination set (ACS). The base station receives capability information from other base stations in the ACS, generates a joint-codebook based on this information, and sends it to the other base stations. The base station and other base stations jointly transmit the joint-codebook to the UE, receive Precoding Matrix Indicator (PMI) feedback, jointly process downlink data using the PMI feedback and joint-codebook, and transmit the data to the UE.

  • Base station determines joint-codebook for wireless communication with UE in an active coordination set (ACS)
  • Receives capability information from other base stations in the ACS
  • Generates joint-codebook based on received information
  • Sends joint-codebook to other base stations in the ACS
  • Jointly transmits joint-codebook to UE and receives PMI feedback
  • Jointly processes downlink data using PMI feedback and joint-codebook
  • Transmits processed data to the UE

Potential Applications

The technology described in this patent application could be applied in:

  • 5G and beyond wireless communication systems
  • Multi-user MIMO systems
  • Massive MIMO systems

Problems Solved

This technology helps in:

  • Improving spectral efficiency in wireless communication
  • Enhancing the performance of coordinated multi-point transmission systems

Benefits

The benefits of this technology include:

  • Increased data rates for users
  • Enhanced reliability and coverage in wireless communication
  • Efficient spectrum utilization

Potential Commercial Applications

The technology could be commercially applied in:

  • Telecommunication networks
  • IoT devices
  • Smart city infrastructure

Possible Prior Art

One possible prior art for this technology could be:

  • Coordinated multi-point transmission systems in LTE-A networks

What are the specific steps involved in determining the joint-codebook for wireless communication with a user equipment (UE) in an active coordination set (ACS)?

The specific steps involved in determining the joint-codebook include: 1. Receiving capability information from other base stations in the ACS 2. Generating a joint-codebook based on the received capability information 3. Sending the joint-codebook to the other base stations in the ACS 4. Jointly transmitting the joint-codebook to the UE 5. Receiving Precoding Matrix Indicator (PMI) feedback from the UE 6. Jointly processing downlink data using the PMI feedback and joint-codebook 7. Jointly transmitting the processed downlink data to the UE

How does this technology improve spectral efficiency in wireless communication systems?

This technology improves spectral efficiency by:

  • Coordinating multiple base stations to jointly transmit data to the UE
  • Using a joint-codebook to optimize the transmission process
  • Incorporating PMI feedback from the UE to further enhance the transmission process
  • Ensuring efficient spectrum utilization through coordinated multi-point transmission techniques


Original Abstract Submitted

This document describes methods, devices, systems, and means for determining a joint-codebook for wireless communication with a user equipment, UE, by a base station in an active coordination set, ACS, in which a base station receives capability information from one or more other base stations in the ACS. The base station generates a joint-codebook for the ACS based on the received capability information and sends the joint-codebook to the one or more other base stations in the ACS. The base station and the other base stations in the ACS jointly-transmit the joint-codebook to the UE and receive Precoding Matrix Indicator, PMI, feedback from the UE. The base station and the other base stations in the ACS jointly-process downlink data for the UE using the PMI feedback and the joint-codebook and jointly-transmit the downlink data to the UE.