公开(公告)号：US20240172270A1

公开(公告)日：2024-05-23

申请号：US18261466

申请日：2021-12-23

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seunghyun LEE ,  Hyojin LEE ,  Juho LEE ,  Hanjin KIM ,  Yosub PARK ,  Sunghyun CHOI

IPC: H04W74/00 ,  H04W56/00 ,  H04W74/0833

CPC classification number: H04W74/004 ,  H04W56/0045 ,  H04W74/0833

Abstract: The present disclosure relates to a 5G or 6G communication system for supporting a data transmission rate higher than that of a 4G system such as LTE. More particularly, disclosed are a method and a device related to the generation and detection of random access preamble signals for random access in ultra-high frequency wireless communication.

公开(公告)号：US20230422310A1

公开(公告)日：2023-12-28

申请号：US18039451

申请日：2021-12-06

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hanjin KIM ,  Seunghyun LEE ,  Hyojin LEE ,  Yosub PARK ,  Jaehyun LEE ,  Juho LEE

IPC: H04W74/08 ,  H04L5/00 ,  H04W48/10 ,  H04W72/0453 ,  H04W56/00

CPC classification number: H04W74/0833 ,  H04L5/0048 ,  H04W56/001 ,  H04W72/0453 ,  H04W48/10

Abstract: The present disclosure relates to a 5G or 6G communication system for supporting a data transmission rate higher than that of a 4G communication system, such as LTE. A transmission or reception method of a terminal in a wireless communication system may comprise the steps of receiving a synchronization signal block (SSB) from a base station on the basis of blind detection, on the basis of the received SSB, identifying information on an SSB group to which the SSB belongs, wherein the SSB group is related to a first frequency domain, on the basis of the information on the SSB group, identifying a second frequency domain corresponding to at least one other SSB group, and receiving at least one SSB belonging to the at least one other SSB group from the base station on the basis of the second frequency domain.

公开(公告)号：US20230336395A1

公开(公告)日：2023-10-19

申请号：US18341200

申请日：2023-06-26

Applicant: Samsung Electronics Co., Ltd.

Inventor： Seunghyun LEE ,  Hyojin LEE ,  Hanjin KIM ,  Yosub PARK ,  Juho LEE

IPC: H04L27/26 ,  H04W72/044 ,  H04B7/0456 ,  H04W72/23

CPC classification number: H04L27/2636 ,  H04W72/0466 ,  H04B7/0456 ,  H04W72/23

Abstract: The disclosure relates to a 5G or 6G communication system for supporting a higher data transfer rate beyond a 4G communication system, such as LTE. A method by a base station in a communication system according to an embodiment may include: determining the number of DFT-precoding chunks on which DFT precoding is performed; determining a power backoff value of a power amplifier (PA) of the base station; transmitting information indicating the number of DFT-precoding chunks to a terminal; transmitting downlink control information (DCI) including a resource allocation field, configured based on the number of DFT-precoding chunks, to the terminal; and transmitting data to the terminal according to the resource allocation field included in the DCI.

公开(公告)号：US20240291577A1

公开(公告)日：2024-08-29

申请号：US18572552

申请日：2022-06-16

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jaehyun LEE ,  Youngjoon KIM ,  Hanjin KIM ,  Seungil PARK ,  Yosub PARK ,  Jungsoo JUNG

IPC: H04B17/309 ,  H04L25/02 ,  H04W74/0833

CPC classification number: H04B17/309 ,  H04L25/0204 ,  H04L25/022 ,  H04W74/0833

Abstract: The present disclosure relates to a 5th generation (5G) or 6th generation (6G) communication system for supporting higher data rates after a 4th generation (4G) communication system such as long term evolution (LTE).
According to an embodiment of the present disclosure, a method of identifying, by a base station (BS), a line-of-sight (LOS) channel in a wireless communication system may include: receiving, from a user equipment (UE), a signal for measuring a channel in each of multiple bands; determining, based on the signal, whether the channel is an LOS channel in each of the multiple bands; in response to a determination that the LOS channel exists in each of the multiple bands, identifying the channel as the LOS channel; and transmitting data to the UE, based on the LOS channel.

公开(公告)号：US20210110261A1

公开(公告)日：2021-04-15

申请号：US17061439

申请日：2020-10-01

Applicant: Samsung Electronics Co., Ltd.

Inventor： Seunghyun LEE ,  Hyojin LEE ,  Hanjin KIM

IPC: G06N3/08 ,  G06N3/04 ,  H04L25/02 ,  H04L5/00

Abstract: The present disclosure relates to a 5G communication system or a 6G communication system for supporting higher data rates beyond a 4G communication system such as long term evolution (LTE). A method of transmitting or receiving a signal by a user equipment (UE) in a mobile communication system is provided. The method may include: identifying a neural network model for transmitting first information to a base station (BS); learning a connection weight of the neural network model using the first information; transmitting, to the base station, second information for updating a weight of a second partial neural network corresponding to the base station based on a result of the learning; and updating a weight of a first partial neural network corresponding to the UE based on the result of the learning.

公开(公告)号：US20250007565A1

公开(公告)日：2025-01-02

申请号：US18700670

申请日：2022-10-12

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Donggu KIM ,  Woojae JEONG ,  Seunghyun LEE ,  Juho LEE ,  Jungsoo JUNG ,  Hanjin KIM

IPC: H04B7/04 ,  H04W56/00

Abstract: Disclosed is a network entity including a transceiver; a memory storing one or more instructions; and at least one processor configured to execute the one or more instructions stored in the memory, wherein the at least one processor is configured to receive, from a base station (BS), a reconfigurable intelligent surface (RIS) control signal including RIS reflective pattern information and configuration information for the RIS reflective pattern information, and control a reflective pattern of an RIS based on the RIS reflective pattern information and the configuration information for the RIS reflective pattern information.

公开(公告)号：US20240106566A1

公开(公告)日：2024-03-28

申请号：US18256609

申请日：2021-12-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Yosub PARK ,  Hyojin LEE ,  Hanjin KIM ,  Seunghyun LEE ,  Juho LEE

IPC: H04L1/00 ,  H04L27/26

CPC classification number: H04L1/003 ,  H04L1/0027 ,  H04L27/26025 ,  H04L27/2605

Abstract: The present disclosure relates to a 5G or 6G communication system for supporting a data transmission rate higher than that of a 4G communication system, such as LTE. According to one embodiment of the present disclosure, a base station of a communication system confirms a subcarrier spacing in which a signal is to be transmitted to or received from a terminal, transmits, to the terminal, a signal including information that indicates the allocation of additional symbols and/or the number of additional symbols, generates data allocation information for data on the basis of the allocation of the additional symbols, and transmits the data allocation information and the data to the terminal, wherein the additional symbols can be allocated to the predetermined part of a first slot at every 0.5 ms of boundary.

公开(公告)号：US20210359891A1

公开(公告)日：2021-11-18

申请号：US17302750

申请日：2021-05-11

Applicant: Samsung Electronics Co., Ltd.

Inventor： Seunghyun LEE ,  Hyojin LEE ,  Hanjin KIM ,  Yosub PARK ,  Juho LEE

IPC: H04L27/26 ,  H04B7/0456 ,  H04W72/04

Abstract: The disclosure relates to a 5G or 6G communication system for supporting a higher data transfer rate beyond a 4G communication system, such as LTE. A method by a base station in a communication system according to an embodiment may include: determining the number of DFT-precoding chunks on which DFT precoding is performed; determining a power backoff value of a power amplifier (PA) of the base station; transmitting information indicating the number of DFT-precoding chunks to a terminal; transmitting downlink control information (DCI) including a resource allocation field, configured based on the number of DFT-precoding chunks, to the terminal; and transmitting data to the terminal according to the resource allocation field included in the DCI.

公开(公告)号：US20240388327A1

公开(公告)日：2024-11-21

申请号：US18687061

申请日：2022-08-26

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hanjin KIM ,  Seunghyun LEE ,  Juho LEE ,  Donggu KIM ,  Jungsoo JUNG

IPC: H04B7/04 ,  H04B7/0408 ,  H04W16/28 ,  H04W56/00

Abstract: A method of supporting beam forming by a base station in a wireless communication system according to various embodiments of the present disclosure may comprise the steps of: mapping reconfiguration intelligent surface (RIS) pattern information and a synchronization signal block (SSB); transmitting the mapped SSB to an RIS controller, and receiving a random access preamble for a terminal from the RIS controller.

公开(公告)号：US20240073077A1

公开(公告)日：2024-02-29

申请号：US18267320

申请日：2021-12-15

Applicant: Samsung Electronics Co., Ltd.

Inventor： Yosub PARK ,  Hyojin LEE ,  Hanjin KIM ,  Seunghyun LEE ,  Juho LEE ,  Jaehyun LEE

IPC: H04L27/26

CPC classification number: H04L27/262 ,  H04L27/2627

Abstract: Disclosed are a method and device for transmitting and receiving a signal in a wireless communication system. The method may comprise the following steps: transmitting, to a terminal, information of a plurality of demodulation reference signal (DMRS) sequences and information of a plurality of data transformation techniques, transforming a data symbol sequence on the basis of the plurality of data transformation techniques, performing an inverse discrete Fourier transformation (IDFT) on combinations of the plurality of transformed data symbol sequences and the plurality of DMRS sequences, measuring peak-to-average power ratio (PAPR) values with respect to each of the IDFT-performed signals, selecting an IDFT-performed signal having the lowest PAPR value as a result of the measurement, and the selected IDFT-performed signal may be transmitted to a terminal.