公开(公告)号：US20220400043A1

公开(公告)日：2022-12-15

申请号：US17776785

申请日：2020-11-11

Applicant: Samsung Electronics Co., Ltd. ,  Industry-Academic Cooperation Foundation,Yonsei University

Inventor： Chaehee LIM ,  Sooyong CHOI ,  Gyuyeol KONG ,  Seongbae HAN ,  Dongheon LEE

IPC: H04L27/26 ,  H04L5/00 ,  H04W72/12

Abstract: The disclosure relates to a wireless communication system, and relates to a method and apparatus for scheduling a plurality of user equipments (UEs) by considering a frequency selectivity. A method, performed by a base station, for transmitting or receiving data in a wireless communication system according to an embodiment includes determining a UE candidate group set based on channel state information for channels of a plurality of carriers, determining an offset used to adjust the number of UEs of the UE candidate group set, based on frequency selectivity information between a representative channel selected from among the channels of the plurality of carriers and other channels, based on the offset, determining a plurality of UEs to which data is to be transmitted, and transmitting the data to the determined plurality of UEs.

公开(公告)号：US20250150306A1

公开(公告)日：2025-05-08

申请号：US18990311

申请日：2024-12-20

Applicant: Samsung Electronics Co., Ltd.

Inventor： Yongyun CHOI ,  Kyungsik MIN ,  Seongbae HAN

IPC: H04L25/02 ,  H04B17/373 ,  H04L5/00

Abstract: The present disclosure relates to a 5G or 6G communication system for supporting higher data transmission rates. According to various embodiments disclosed herein, a method performed in a wireless communication system by a distributed unit (DU) comprises: receiving a sounding reference signal (SRS) for channel estimation from a terminal; based on the received SRS, generating information on a channel prediction performed by a radio unit (RU); and transmitting a control message including the generated information on the channel prediction to the RU through a control plane (C-plane), wherein the information on the channel prediction includes an index of the terminal and information on the SRS.

公开(公告)号：US20250168042A1

公开(公告)日：2025-05-22

申请号：US19035176

申请日：2025-01-23

Applicant: Samsung Electronics Co., Ltd.

Inventor： Seongbae HAN ,  Jaemin JUNG ,  Kyungsik MIN

IPC: H04L25/02 ,  H04B7/06 ,  H04L5/00

Abstract: A method performed by a radio unit (RU) is provided. The method includes receiving, by the RU, sounding reference signals (SRSs), receiving, by the RU from a distributed unit (DU) via a fronthaul interface, a control plane (C-plane) message including SRS configuration information, performing, by the RU, channel estimation based on the SRSs and the SRS configuration information, and performing, by the RU, beamforming on the basis of the channel estimation.

公开(公告)号：US20180375557A1

公开(公告)日：2018-12-27

申请号：US16020536

申请日：2018-06-27

Applicant: Samsung Electronics Co., Ltd. ,  Industry-Academic Cooperation Foundation, Yonsei University

Inventor： Hoon-Dong NOH ,  Sooyong CHOI ,  Youngrok JANG ,  Young-Woo KWAK ,  Youn-Sun KIM ,  Dongheon LEE ,  Seongbae HAN

IPC: H04B7/06 ,  H04L5/00 ,  H04W48/16 ,  H04L12/24

CPC classification number: H04B7/066 ,  H04B7/0626 ,  H04L5/0053 ,  H04L41/142 ,  H04W24/10 ,  H04W48/16

Abstract: A method for transmitting feedback configuration information by a terminal configured to perform communication through a channel in a wireless communication system is provided. The method includes configuring channel component information for separating each of a plurality of channel elements of the channel according to components of the plurality of channel elements; configuring grouping information for grouping the plurality of channel elements; configuring order sorting information for sorting an order of the plurality of channel elements; configuring probability distribution approximation information for probability distribution approximating the plurality of channel elements; and transmitting the configured channel component information, grouping information, order sorting information, and probability distribution approximation information.