公开(公告)号：US20210400719A1

公开(公告)日：2021-12-23

申请号：US17466232

申请日：2021-09-03

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jinyoung OH ,  Hyunseok RYU ,  Sungjin PARK ,  Jonghyun BANG ,  Jeongho YEO

IPC: H04W74/08 ,  H04L1/16 ,  H04W72/12

Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). An operation method of a base station in a radio communication system and an apparatus therefor are provided. The operation method includes transmitting, to a terminal, configuration information including a configuration of a bandwidth part in an unlicensed spectrum, the bandwidth part including a plurality of subbands, performing a channel access procedure for each of the plurality of subbands included in the bandwidth part, initiating channel access via at least one subband, among the plurality of subbands, determined to be an idle channel according to a result of the channel access procedure, transmitting, to the terminal, the result of the channel access procedure for each subband, among the plurality of subbands, and transmitting, to the terminal, a data channel according to the result of the channel access procedure for each subband, among the plurality of subbands.

公开(公告)号：US20210392627A1

公开(公告)日：2021-12-16

申请号：US17399597

申请日：2021-08-11

Applicant: Samsung Electronics Co., Ltd.

Inventor： Taehyoung KIM ,  Jinkyu KANG ,  Youngbum KIM ,  Jinyoung OH ,  Seunghoon CHOI

IPC: H04W72/04 ,  H04L1/00 ,  H04W72/14 ,  H04W72/12

Abstract: The present disclosure relates to a communication technique for combining, with IoT technology, a 5G communication system for supporting a higher data transmission rate than a 4G system, and a system therefor. The present disclosure may be applied to intelligent services, such as smart homes, smart buildings, smart cities, smart cars or connected cars, health care, digital education, retail, security and safety related services, and the like based on 5G communication technologies and IoT-related technologies. The present disclosure discloses a method and an apparatus for efficiently transmitting and receiving a downlink control channel in a CA environment.

公开(公告)号：US20210250910A1

公开(公告)日：2021-08-12

申请号：US17171616

申请日：2021-02-09

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sungjin PARK ,  Hyunseok RYU ,  Jinkyu KANG ,  Jonghyun BANG ,  Cheolkyu SHIN ,  Jeongho YEO ,  Jinyoung OH

IPC: H04W72/02 ,  H04W72/00 ,  H04W72/04 ,  H04W56/00 ,  H04L27/26

Abstract: Disclosed is a method performed by a first terminal in a wireless communication system, including transmitting, to a second terminal on a physical sidelink broadcast channel (PSBCH), slot format information for a sidelink communication, the slot format information including first information on a number of patterns, second information on a period of pattern, and third information on a number of uplink slots of pattern, and performing, with the second terminal, the sidelink communication in at least one sidelink resource identified based on the first information, the second information, and the third information, wherein, when the first information indicates the number of patterns as 1, the second information indicates the period of pattern for a pattern, and the third information indicates the number of uplink slots for the pattern, and when the first information indicates the number of patterns as 2, the second information indicates the period of pattern for a first pattern and a second pattern, and the third information indicates the number of uplink slots for the first pattern and the second pattern.

公开(公告)号：US20210242988A1

公开(公告)日：2021-08-05

申请号：US16074371

申请日：2017-02-03

Applicant: Samsung Electronics Co., Ltd.

Inventor： Youngwoo KWAK ,  Hoondong NOH ,  Jinyoung OH ,  Younsun KIM ,  Jeongho YEO ,  Seunghoon CHOI ,  Cheolkyu SHIN

IPC: H04L5/00 ,  H04B7/0456 ,  H04B7/06

Abstract: The present disclosure relates to a communication technique for combining a 5G communications system that supports higher data transmission rates after 4G systems with IoT technology, and a system therefor. The present disclosure can be applied to intelligent services based on 5G communications technology and IoT related technology (for example, smart homes, smart buildings, smart cities, smart cars or connected cars, healthcare, digital education, retail businesses, security and safety related services, and the like). The method for a terminal according to the present invention is characterized by comprising the steps of: receiving a reference signal; generating channel state information by means of a circular application of a precoding matrix for each resource element; and transmitting the channel state information to a base station.

公开(公告)号：US20210227570A1

公开(公告)日：2021-07-22

申请号：US17153443

申请日：2021-01-20

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sungjin PARK ,  Taehyoung KIM ,  Jeongho YEO ,  Jinyoung OH ,  Hyunseok RYU ,  Jonghyun BANG ,  Cheolkyu SHIN

IPC: H04W72/12 ,  H04L27/26 ,  H04L1/00 ,  H04W76/27

Abstract: A method performed by a terminal in a communication system is provided. The method includes identifying a first physical downlink shared channel (PDSCH) scheduled by a physical downlink control channel (PDCCH), and a second PDSCH without a corresponding PDCCH; identifying that the first PDSCH and the second PDSCH are overlapped in time; and decoding the first PDSCH on a basis that the PDCCH scheduling the first PDSCH ends at least 14 symbols before the starting symbol of the second PDSCH.

公开(公告)号：US20210212063A1

公开(公告)日：2021-07-08

申请号：US17200166

申请日：2021-03-12

Applicant: Samsung Electronics Co., Ltd.

Inventor： Youngwoo KWAK ,  Hoondong NOH ,  Jeongho YEO ,  Jinyoung OH ,  Younsun KIM ,  Heedon GHA ,  Taehan BAE

IPC: H04W72/04 ,  H04L5/00

Abstract: Disclosed are methods performed by a base station in a wireless communication system including identifying a number of orthogonal frequency division multiplexing (OFDM) symbols for a terminal; identifying downlink control information (DCI) format for the terminal, generating DG for the terminal based on a resource allocation type and resource block group for data transmission of the terminal, wherein the resource allocation type is identified based on the DCI format transmitting, to the terminal, the DCI; and transmitting, to the terminal, data corresponding to the DCI. The resource block group includes consecutive virtual resource blocks and a number of the consecutive virtual resource blocks is determined based on a size of a bandwidth and a configuration information by a higher layer signaling.

公开(公告)号：US20210160011A1

公开(公告)日：2021-05-27

申请号：US17102834

申请日：2020-11-24

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jonghyun BANG ,  Taehan BAE ,  Jinyoung OH ,  Hyunseok RYU ,  Sungjin PARK ,  Cheolkyu SHIN ,  Jeongho YEO

IPC: H04L1/18 ,  H04L5/00 ,  H04W72/14

Abstract: A method and a device for transmitting or receiving uplink control information in a wireless communication system are provided. The method includes receiving, from a base station, an indicator indicating whether hybrid automatic repeat request acknowledgement (HARQ-ACK) information and configured grant-uplink control information (CG-UCI) are to be joint-encoded, identifying that a transmission of the HARQ-ACK information overlaps with a configured grant-physical uplink shared channel (CG-PUSCH) transmission, when the indicator indicates the HARQ-ACK information and the CG-UCI are to be joint-encoded, performing a joint-encoding of the HARQ-ACK information and the CG-UCI, determining a number of coded modulation symbols for the HARQ-ACK information and the CG-UCI based on a beta offset value for the HARQ-ACK information, and transmitting, to the base station, uplink data on the CG-PUSCH with the HARQ-ACK information and the CG-UCI based on the determined number of coded modulation symbols.

公开(公告)号：US20210143948A1

公开(公告)日：2021-05-13

申请号：US16635362

申请日：2018-07-31

Applicant: Samsung Electronics Co., Ltd.

Inventor： Seunghoon CHOI ,  Youngbum KIM ,  Taehyoung KIM ,  Sungjin PARK ,  Jinyoung OH

IPC: H04L5/00 ,  H04W72/04 ,  H04J13/18

Abstract: Disclosed are: a communication technique for merging, with IoT technology, a 5G communication system for supporting a data transmission rate higher than that of a 4G system; and a system therefor. The present disclosure can be applied to intelligent services (for example, smart home, smart building, smart city, smart car or connected car, healthcare, digital education, retail, security and safety related services, and the like) on the basis of 5G communication technology and IoT related technology. The present invention discloses various methods and devices for transmitting a long PUCCH.

公开(公告)号：US20210136805A1

公开(公告)日：2021-05-06

申请号：US17044842

申请日：2019-03-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jeongho YEO ,  Taehyoung KIM ,  Sungjin PARK ,  Jinyoung OH

IPC: H04W72/12 ,  H04W72/04

Abstract: The present disclosure relates to a communication technique for converging, with an IoT technology, a 5G communication system for supporting a higher data transfer rate than 4G systems, and a system therefor. The present disclosure may be applied to 5G communication technology and IoT related technology-based intelligent services (for example, smart homes, smart buildings, smart cities, smart cars or connected cars, health care, digital education, retail, security and safety related services, etc.). The present invention relates to a scheduling method and apparatus for uplink data transmission and downlink data reception.

公开(公告)号：US20210120510A1

公开(公告)日：2021-04-22

申请号：US17135432

申请日：2020-12-28

Applicant: Samsung Electronics Co., Ltd.

Inventor： Youngwoo KWAK ,  Sungjin PARK ,  Cheolkyu SHIN ,  Donghan KIM ,  Younsun KIM ,  Hoondong NOH ,  Jeongho YEO ,  Jinyoung OH ,  Juho LEE ,  Seunghoon CHOI ,  Heedon GHA ,  Youngbum KIM ,  Taehyoung KIM

IPC: H04W56/00 ,  H04J11/00 ,  H04L25/00 ,  H04W52/02 ,  H04L25/02 ,  H04W72/00

Abstract: The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The present invention presents a method for efficiently estimating a physical channel and, according to the present invention, a terminal of a communication system receives a synchronization signal from a base station, receives a broadcast channel from the base station, and can estimate the broadcast channel on the basis of the synchronization signal.