公开(公告)号：US20220231808A1

公开(公告)日：2022-07-21

申请号：US17575458

申请日：2022-01-13

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jinyoung OH ,  Taehyoung KIM ,  Hyoungju JI ,  Younsun KIM ,  Jinhyun PARK

IPC: H04L5/00 ,  H04W72/04 ,  H04L5/14

Abstract: The disclosure relates to a communication technique that converges a 5th generation (5G) or pre-5G communication system to support a higher data rate after a 4th generation (4G) communication system such as long-term evolution (LTE) with IoT technology, and a system thereof. The disclosure may be applied to intelligent services (e.g., smart home, smart building, smart city, smart or connected car, healthcare, digital education, retail, security and safety related services, etc.) based on 5G communication technology and IoT-related technology. According to various embodiments of the disclosure, a method and apparatus for operating a dormant cell in a wireless communication system may be provided.

公开(公告)号：US20210336661A1

公开(公告)日：2021-10-28

申请号：US17366553

申请日：2021-07-02

Applicant: Samsung Electronics Co., Ltd.

Inventor： Younsun KIM ,  Hyojin LEE ,  Hyoungju JI ,  Juho LEE ,  Joonyoung CHO

IPC: H04B7/0417 ,  H04B7/06 ,  H04L5/00 ,  H04B7/0456

Abstract: A method by a terminal, a method by a base station, a terminal, and a base station are provided. The method by the terminal includes receiving a first channel state information reference signal (CSI-RS) and a second CSI-RS from a base station; generating channel state information (CSI) based on both the first CSI-RS and the second CSI-RS; and reporting the CSI to the base station, wherein the CSI includes a rank indicator (RI) and a channel quality indicator (CQI).

公开(公告)号：US20210329556A1

公开(公告)日：2021-10-21

申请号：US17048560

申请日：2019-04-16

Applicant: Samsung Electronics Co., Ltd.

Inventor： Taehyoung KIM ,  Youngbum KIM ,  Younsun KIM ,  Jeongho YEO ,  Seunghoon CHOI

IPC: H04W52/02 ,  H04W8/24

Abstract: The disclosure relates to a method and apparatus for reducing power consumption of a terminal in a wireless communication system, and an operation method of a terminal for reducing power consumption of the terminal in a wireless communication system according to an embodiment of the disclosure includes transmitting a power saving mode request (PSR) message requesting a power saving mode to a base station and receiving configuration information or indicator information relating to the power saving mode from the base station.

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：US20210218455A1

公开(公告)日：2021-07-15

申请号：US17250772

申请日：2019-09-03

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jinhyun PARK ,  Hoondong NOH ,  Youngwoo KWAK ,  Younsun KIM ,  Cheolkyu SHIN

IPC: H04B7/06 ,  H04W72/04 ,  H04L5/00 ,  H04W24/08

Abstract: According to an embodiment of the disclosure, a method of operating a user equipment (UE) to control an antenna port of the UE in a wireless communication system includes selecting a band for receiving control information and data at an initial access of the UE, reporting to the base station whether activation of the antenna port is supported, receiving antenna port activation indication information from the base station, and determining whether to activate the antenna port based on the received antenna port activation indication information.

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：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.

公开(公告)号：US20210067261A1

公开(公告)日：2021-03-04

申请号：US16341785

申请日：2017-10-16

Applicant: Samsung Electronics Co., Ltd.

Inventor： Cheolkyu SHIN ,  Younsun KIM ,  Hoondong NOH ,  Youngwoo KWAK ,  Seunghoon CHOI

IPC: H04J11/00 ,  H04L27/26 ,  H04L5/00 ,  H04W24/02

Abstract: The disclosure relates to a 5G or pre-5G communication system which will be provided to support a higher data rate beyond a 4G communication system such as LTE. According to an embodiment of the disclosure, a method performed by a terminal in a wireless cellular communication system is provided. The method comprises the steps of: receiving, from a serving base station, network deployment information of a neighboring cell, which includes information on the type of the neighboring cell; and receiving data from the serving base station on the basis of the network deployment information of the neighboring cell.

公开(公告)号：US20210029626A1

公开(公告)日：2021-01-28

申请号：US17069308

申请日：2020-10-13

Applicant: Samsung Electronics Co., Ltd.

Inventor： Youngbum KIM ,  Joonyoung CHO ,  Yongjun KWAK ,  Juho LEE ,  Hyojin LEE ,  Hyoungju JI ,  Younsun KIM ,  Sangmin RO ,  Seunghoon CHOI

IPC: H04W48/16 ,  H04W56/00 ,  H04W24/10

Abstract: A discovery signal transmission/reception method and an apparatus for improving energy efficiency of the system are provided. The discovery signal transmission method of a base station in a mobile communication system according to the present disclosure includes acquiring a discovery signal configuration of a neighbor cell, transmitting the discovery signal configuration to a terminal, receiving a measurement report including a result of measurement on a discovery signal of the neighbor from the terminal, the measurement being performed based on the discovery signal configuration, and determining whether to make a handover decision for the terminal based on the measurement report. The discovery signal transmission/reception method of the present disclosure is advantageous in improving energy efficiency of a mobile communication system.

公开(公告)号：US20200351050A1

公开(公告)日：2020-11-05

申请号：US16932152

申请日：2020-07-17

Applicant: Samsung Electronics Co., Ltd.

Inventor： Youngwoo KWAK ,  Younsun KIM ,  Hoondong NOH ,  Cheolkyu SHIN

IPC: H04L5/00 ,  H04B7/0417 ,  H04L25/02 ,  H04W72/04 ,  H04W72/12

Abstract: A communication method and system that combine the internet of things (IoT) technology with fifth generation (5G) communication systems supporting a higher data rate after fourth generation (4G) systems are provided. The present disclosure may be applied to intelligent services, such as smart homes, smart buildings, smart cities, smart or connected cars, healthcare, digital education, retail businesses, and security and safety related services on the basis of 5G communication technologies and IoT related technologies. A method of a terminal in a wireless communication system to improve DMRS channel estimation performance is provided. The method includes receiving first information configuring a physical resource block (PRB) bundling size indication based on second information, receiving the second information indicating the number of at least one PRB, if the PRB bundling size indication is configured, and estimating the channel state based on an assumption that the same precoding is applied to the at least one PRB based on the second information.