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91.发明申请公开(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.
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92.发明申请公开(公告)号：US20200343989A1
公开(公告)日：2020-10-29
申请号：US16871639
申请日：2020-05-11
Applicant: Samsung Electronics Co., Ltd.
Inventor： Cheolkyu SHIN , Youngwoo KWAK , Hoondong NOH , Taehan BAE , Jeongho YEO , Jinyoung OH
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.A method of a terminal in a wireless communication system is provided. The method includes identifying demodulation reference signal (DMRS) type information and DMRS symbol length information, identifying port number information for receiving a DMRS and receiving the DMRS based on the DMRS type information, the DMRS symbol length information and port number information, wherein the port number information indicates a port number for the terminal in DMRS information including parameters for code division multiplexing (CDM) group information, offset information, frequency-domain orthogonal cover code (OCC) information, and time-domain OCC information corresponding respectively to multiple port numbers, and wherein the DMRS information is defined per DMRS type.
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93.发明申请公开(公告)号：US20200187134A1
公开(公告)日：2020-06-11
申请号：US16707737
申请日：2019-12-09
Applicant: Samsung Electronics Co., Ltd.
Inventor： Hoondong NOH , Jinhyun PARK , Youngwoo KWAK
Abstract: A method of operating a terminal for controlling transmission power of the terminal in a wireless communication system is provided. The method includes receiving, from a base station, a set of first sequences and an identifier for indicating uplink precoding information, generating a set of second sequences based on the set of first sequences and the uplink precoding information, and transmitting, to the base station, the set of second sequences at antenna ports, wherein each of the antenna ports corresponds to each sequence included in the set of second sequences, and wherein at least one of the set of first sequences and the uplink precoding information is generated based on at least one coefficient.
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94.发明申请公开(公告)号：US20200067583A1
公开(公告)日：2020-02-27
申请号：US15735821
申请日：2016-06-13
Applicant: Samsung Electronics Co., Ltd.
Inventor： Cheolkyu SHIN , Younsun KIM , Youngwoo KWAK , Hoondong NOH
IPC: H04B7/06 , H04W72/04 , H04L5/00 , H04B7/0417 , H04B7/0456
Abstract: The present disclosure relates to a 5G or pre-5G communication system for supporting a data rate higher than that of a 4G communication system such as an LTE system.The present invention relates to a CSI reporting method and apparatus, and the method of a base station according to the present invention includes transmitting first reference signal information and second reference signal information, transmitting reference signals based on at least one of the first and second reference signal information, transmitting downlink control information (DCI) including information indicating whether the reference signals are transmitted based on the second reference signal information, and receiving Channel State Information (CSI) generated by measuring the reference signals.
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95.发明申请公开(公告)号：US20200059874A1
公开(公告)日：2020-02-20
申请号：US16476492
申请日：2018-01-02
Applicant: Samsung Electronics Co., Ltd.
Inventor： Hoondong NOH , Youngwoo KWAK , Donghan KIM , Taehyoung KIM , Cheolkyu SHIN , Seunghoon CHOI , Younsun KIM
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 provides a method and an apparatus which can achieve accurate time and frequency synchronization while reducing system load, in line with the design requirements for a 5G communication system. Particularly, the present invention provides a method for acquiring time and frequency synchronization by a terminal in a communication system, the method comprising the steps of: receiving a first synchronization signal from a base station; receiving a second synchronization signal from the base station; and receiving a channel state information-reference signal (CSI-RS) from the base station, and acquiring downlink time and frequency synchronization with the base station on the basis of the CSI-RS.
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Patent Agency Ranking
96.发明申请公开(公告)号：US20190342865A1
公开(公告)日：2019-11-07
申请号：US16319730
申请日：2017-07-21
Applicant: Samsung Electronics Co., Ltd.
Inventor： Cheolkyu SHIN , Jeongho YEO , Jinyoung OH , Youngwoo KWAK , Donghan KIM , Younsun KIM , Hoondong NOH , Taehyoung KIM
Abstract: Disclosed are a communication technique of 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 disclosure can be applied to intelligent services (for example, smart home, smart building, smart city, smart car or connected car, health care, digital education, retailing, security and safety relate services, and the like) on the basis of 5G communication technology and IoT related technology. Disclosed is a method by which a base station sets a plurality of demodulation reference signal (DMRS) structures and determines uplink and downlink transmission timing for reducing delay.
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公开(公告)号：US20190207732A1
公开(公告)日：2019-07-04
申请号：US16298368
申请日：2019-03-11
Applicant: Samsung Electronics Co., Ltd.
Inventor： Cheolkyu SHIN , Youngwoo KWAK , Hoondong NOH , Younsun KIM , Jinyoung OH
CPC classification number: H04L5/0048 , H04B7/0452 , H04J13/004 , H04W72/0406
Abstract: Methods and systems 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) are described. Aspects 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. A method according to an embodiment includes: receiving control information; obtaining information related to the orthogonal cover code (OCC) length, based on the received control information; and receiving a reference signal, based on the information related to the OCC length. A system according to an embodiment includes, a base station that transmits information related to a reference signal to a terminal, and a terminal that receives the reference signal based on the received information, thereby improving the performance of channel estimation.
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98.发明申请公开(公告)号：US20190207664A1
公开(公告)日：2019-07-04
申请号：US16298522
申请日：2019-03-11
Applicant: Samsung Electronics Co., Ltd.
Inventor： Youngwoo KWAK , Jinyoung OH , Hoondong NOH , Taehan BAE , Jeongho YEO
IPC: H04B7/06 , H04L5/00 , H04B7/0456
CPC classification number: H04B7/0639 , H04B7/0478 , H04B7/063 , H04B7/0632 , H04B7/065 , H04L5/0023 , H04L5/0051 , H04L5/0057 , H04L5/0094
Abstract: A communication method and a 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) are provided. 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. A method and an apparatus for transmitting cell status information (CSI) in a mobile communication system are provided. The method includes receiving configuration information for a plurality of channel status information reference signals (CSI-RSs), generating feedback information by measuring at least one of the CSI-RSs based on priority information, and transmitting the feedback information. The priority information is associated with a non-precoded CSI-RS, a cell-specific beamformed CSI-RS and a user equipment (UE)-specific beamformed CSI-RS.
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99.发明申请公开(公告)号：US20190116594A1
公开(公告)日：2019-04-18
申请号：US16090023
申请日：2017-03-31
Applicant: Samsung Electronics Co., Ltd.
Inventor： Youngwoo KWAK , Hoondong NOH , Jeongho YEO , Jinyoung OH , Younsun KIM , Heedon GHA , Taehan BAE
IPC: H04W72/04
Abstract: The present invention relates to a communication technique, which is a convergence of IoT technology and 5G communication system for supporting higher data transmission rate beyond 4G system, and a system for same. The present invention can be applied to smart services (e.g., smart homes, smart buildings, smart cities, smart cars or connected cars, health care, digital education, retail businesses, security- and safety-related services and the like) on the basis of 5G communication technology and IoT-related technology. The present invention provides a resource allocation method by a base station comprising the steps of: comparing a transmission time interval (TTI), which is for transmitting data to a terminal, with a preconfigured transmission time interval reference value; if the transmission time interval for the data transmission is shorter than the transmission time interval reference value, determining a resource allocation type for showing frequency resources allocated for the data transmission, and generating control information on the basis of the determined resource allocation type.
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100.发明申请公开(公告)号：US20190097708A1
公开(公告)日：2019-03-28
申请号：US16206378
申请日：2018-11-30
Applicant: Samsung Electronics Co., Ltd.
Inventor： Hoondong NOH , Youngwoo KWAK
IPC: H04B7/06 , H04L5/00 , H04B7/0417
Abstract: 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) are provided. 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. According to embodiments of the present disclosure, The system includes a base station having a large number of transmission antennas of a two dimensional (2D) antenna array structure can prevent excessive feedback resource allocation for transmitting channel state information reference signals (CSI-RSs) and increase of channel estimation complexity of a terminal, and the terminal can effectively measure channels of a large number of transmission antennas and can report to the base station feedback information configured through the measurement.
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