Patents by Inventor Yeong Rong LEE

Yeong Rong LEE has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Millimeter wave-based multi-user massive MIMO-based hybrid beamforming system and analog precoder matrix acquisition method applied thereto
    Patent number: 11711123
    Abstract: The present inventive concept relates to a method for designing an optimal analog precoder for improving frequency spectrum efficiency in a millimeter wave-based multi-user massive MIMO-based hybrid beamforming system and a hybrid beamforming system applying the same, and more specifically, to a method for designing an optimal analog precoder using an approximation technique and an iterative optimization algorithm, and a hybrid beamforming system to which the same is applied.
    Type: Grant
    Filed: October 13, 2021
    Date of Patent: July 25, 2023
    Inventors: Hyoung Kyu Song, Ji Sung Jung, Won Seok Lee, Yeong Rong Lee, Ji Hye Oh
  • MILLIMETER WAVE-BASED MULTI-USER MASSIVE MIMO-BASED HYBRID BEAMFORMING SYSTEM AND ANALOG PRECODER MATRIX ACQUISITION METHOD APPLIED THERETO
    Publication number: 20220368385
    Abstract: The present inventive concept relates to a method for designing an optimal analog precoder for improving frequency spectrum efficiency in a millimeter wave-based multi-user massive MIMO-based hybrid beamforming system and a hybrid beamforming system applying the same, and more specifically, to a method for designing an optimal analog precoder using an approximation technique and an iterative optimization algorithm, and a hybrid beamforming system to which the same is applied.
    Type: Application
    Filed: October 13, 2021
    Publication date: November 17, 2022
    Inventors: Hyoung Kyu SONG, Ji Sung JUNG, Won Seok LEE, Yeong Rong LEE, Ji Hye OH