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1.发明申请公开(公告)号：US20150163783A1
公开(公告)日：2015-06-11
申请号：US14625150
申请日：2015-02-18
发明人： Younsun KIM , Cheng SHAN , Juho LEE , Hyojin LEE , Kiil KIM , Joonyoung CHO , Hyoungju JI , Sangmin RO , Seunghoon CHOI
IPC分类号： H04W72/04
CPC分类号： H04W72/042 , H04B7/0456 , H04L1/00 , H04L1/02 , H04L5/0007 , H04L5/0053 , H04L27/00 , H04W72/0406
摘要： A method for transmitting control information by a base station in a wireless communication system is provided. The method includes determining a precoder to be applied to a resource and a Demodulation Reference Signal (DMRS) port, the resource being used to transmit the control information, and the DMRS port corresponding to the resource and being used to transmit a DMRS, precoding the resource and the DMRS port by using the determined precoder, and transmitting the control information and the DMRS to a user equipment.
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公开(公告)号：US20130267268A1
公开(公告)日：2013-10-10
申请号：US13856134
申请日：2013-04-03
发明人： Hyojin LEE , Younsun KIM , Kiil KIM , Juho LEE
IPC分类号： H04B7/06
CPC分类号： H04B7/0632 , H04B7/024 , H04B7/063 , H04B7/0639 , H04L5/001 , H04L5/0035 , H04L5/0048 , H04L5/0057 , H04L5/0078 , H04L5/0094
摘要： A Channel State Information (CSI) transmission/reception method and an apparatus for transmitting/receiving CSI efficiently in a Coordinated Multi-Point (CoMP) communication system are provided. The CSI transmission method of a terminal for receiving Joint Transmission (JT) from a first Transmission Point (TP) and a second TP includes receiving a first CSI Reference Signal (CSI-RS) corresponding to the first TP, receiving a second CSI-RS corresponding to the second TP, generating an aggregated CSI corresponding to the first and second CSI-RSs, and transmitting the aggregated CSI, wherein generating an aggregated CSI comprising creating the aggregated CSI with a transmission timing of the aggregated CSI. The CSI transmission/reception method and apparatus is capable of transmission CSI efficiently in the CoMP system.
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3.发明申请公开(公告)号：US20130163457A1
公开(公告)日：2013-06-27
申请号：US13728510
申请日：2012-12-27
申请人： Samsung Electronics Co., Ltd. , Industry-Academic Cooperation Foundation, Korea National University of Transportation
发明人： Kiil KIM , Cheol MUN , Younsun KIM , Juho LEE , Hyojin LEE , Joonyoung CHO
IPC分类号： H04W24/02
CPC分类号： H04W24/02 , H04B7/0417 , H04B7/0478 , H04B7/0639 , H04L5/0023 , H04L25/0204 , H04W16/28 , H04W72/085
摘要： A Channel State Information (CSI) feedback method and apparatus is provided for transmitting, at a base station, the CSIs for plural transmit antennas with a limited amount resource and receiving, at a mobile station, the CSIs efficiently in a massive Multiple Input Multiple Output (MIMO) system operating in the Frequency Division Duplex (FDD) mode.
摘要翻译： 提供了一种信道状态信息（CSI）反馈方法和装置，用于在基站处发送具有有限资源资源的多个发射天线的CSI，并在移动台以高质量的多输入多输出方式接收CSI （MIMO）系统以频分双工（FDD）模式工作。
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公开(公告)号：US20220394644A1
公开(公告)日：2022-12-08
申请号：US17892511
申请日：2022-08-22
发明人： Joontae KIM , Kiil KIM , Hyunseok YU
IPC分类号： H04W56/00 , H04B17/318 , H04W24/10 , H04B17/336 , H04W72/04
摘要： A method of operating a wireless communication device for correcting an offset between a base station and the wireless communication device includes determining whether to perform offset correction using a first target synchronization signal block (SSB) to generate a determination result in response to changing a selected reception beam from a first reception beam to a second reception beam in an SSB period, the first target SSB being received via the second reception beam, and performing the offset correction on the second reception beam using at least one first neighbor SSB based on the determination result, the at least one first neighbor SSB being received via the first reception beam.
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公开(公告)号：US20210168777A1
公开(公告)日：2021-06-03
申请号：US17172639
申请日：2021-02-10
发明人： Younsun KIM , Aris PAPASAKELLARIOU , Kiil KIM , Juho LEE , Hyojin LEE , Joonyoung CHO
摘要： A channel transmission/reception method and an apparatus for transmitting/receiving channels between a base station and a mobile terminal efficiently in a mobile communication supporting massive Multiple Input Multiple Output (MIMO) transmission are provided. The method includes determining a resource to which a Demodulation Reference Signal (DMRS) addressed to a terminal is mapped within a resource block, the DMRS resource being positioned in at least one of a first resource set capable of being allocated for DMRS and a second resource set symmetric with the first resource set on a time axis, and transmitting the DMRS and DMRS allocation information to the terminal.
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6.发明申请公开(公告)号：US20200053708A1
公开(公告)日：2020-02-13
申请号：US16658993
申请日：2019-10-21
发明人： Younsun KIM , Aris PAPASAKELLARIOU , Kiil KIM , Juho LEE , Hyojin LEE , Joonyoung CHO
摘要： A channel transmission/reception method and an apparatus for transmitting/receiving channels between a base station and a mobile terminal efficiently in a mobile communication supporting massive Multiple Input Multiple Output (MIMO) transmission are provided. The method includes determining a resource to which a Demodulation Reference Signal (DMRS) addressed to a terminal is mapped within a resource block, the DMRS resource being positioned in at least one of a first resource set capable of being allocated for DMRS and a second resource set symmetric with the first resource set on a time axis, and transmitting the DMRS and DMRS allocation information to the terminal.
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7.发明申请CHANNEL STATE INFORMATION TRANSMISSION/RECEPTION METHOD AND APPARATUS OF DOWNLINK COORDINATED MULTI-POINT COMMUNICATION SYSTEM 审中-公开通道状态信息传输/接收方式和下行协调多点通信系统的设备公开(公告)号：US20150372742A1
公开(公告)日：2015-12-24
申请号：US14839205
申请日：2015-08-28
发明人： Hyojin LEE , Younsun KIM , Kiil KIM , Juho LEE
CPC分类号： H04B7/0632 , H04B7/024 , H04B7/063 , H04B7/0639 , H04L5/001 , H04L5/0035 , H04L5/0048 , H04L5/0057 , H04L5/0078 , H04L5/0094
摘要： A Channel State Information (CSI) transmission/reception method and an apparatus for transmitting/receiving CSI efficiently in a Coordinated Multi-Point (CoMP) communication system are provided. The CSI transmission method of a terminal for receiving Joint Transmission (JT) from a first Transmission Point (TP) and a second TP includes receiving a first CSI Reference Signal (CSI-RS) corresponding to the first TP, receiving a second CSI-RS corresponding to the second TP, generating an aggregated CSI corresponding to the first and second CSI-RSs, and transmitting the aggregated CSI, wherein generating an aggregated CSI comprising creating the aggregated CSI with a transmission timing of the aggregated CSI. The CSI transmission/reception method and apparatus is capable of transmission CSI efficiently in the CoMP system.
摘要翻译： 提供了一种在协调式多点（CoMP）通信系统中有效地发送/接收CSI的信道状态信息（CSI）发送/接收方法和装置。 用于从第一传输点（TP）和第二TP接收联合传输（JT）的终端的CSI传输方法包括接收对应于第一TP的第一CSI参考信号（CSI-RS），接收第二CSI-RS 对应于第二TP，生成对应于第一和第二CSI-RS的聚合CSI，并发送聚合CSI，其中生成聚合CSI包括利用聚合CSI的发送定时创建聚合CSI。 CSI发送/接收方法和装置能够在CoMP系统中有效地发送CSI。
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8.发明申请公开(公告)号：US20200154447A1
公开(公告)日：2020-05-14
申请号：US16738431
申请日：2020-01-09
发明人： Hyojin LEE , Juho LEE , Kiil KIM , Younsun KIM
摘要： A method and an apparatus for transmitting and receiving a feedback signal in a cellular mobile communication system is provided. The method of transmitting feedback in a Cooperative Multi-Point (CoMP) system, includes receiving feedback set information including allocation information of a Channel Status Information Reference Signal (CSI-RS) transmitted for estimating a channel of a User Equipment (UE), receiving IDentification (ID) information for identifying a CoMP set including CSI-RS allocation information from a cell operating in a CoMP mode, extracting the CoMP set using the ID information and a feedback set, detecting a first feedback mode and first feedback timing with a first CSI-RS not included in the CoMP set among CSI-RSs included in the feedback set, and generating and transmitting feedback with respect to the first CSI-RS according to the detected first feedback mode and the first feedback timing.
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9.发明申请公开(公告)号：US20180213539A1
公开(公告)日：2018-07-26
申请号：US15924996
申请日：2018-03-19
发明人： Hyojin LEE , Juho LEE , Kiil KIM , Younsun KIM
CPC分类号： H04W72/085 , H04B7/024 , H04B7/0626 , H04L5/0007 , H04L5/0035 , H04L5/0048 , H04L25/0204 , H04W24/10 , H04W72/042
摘要： A method and an apparatus for transmitting and receiving a feedback signal in a cellular mobile communication system is provided. The method of transmitting feedback in a Cooperative Multi-Point (CoMP) system, includes receiving feedback set information including allocation information of a Channel Status Information Reference Signal (CSI-RS) transmitted for estimating a channel of a User Equipment (UE), receiving IDentification (ID) information for identifying a CoMP set including CSI-RS allocation information from a cell operating in a CoMP mode, extracting the CoMP set using the ID information and a feedback set, detecting a first feedback mode and first feedback timing with a first CSI-RS not included in the CoMP set among CSI-RSs included in the feedback set, and generating and transmitting feedback with respect to the first CSI-RS according to the detected first feedback mode and the first feedback timing.
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10.发明申请公开(公告)号：US20170245251A1
公开(公告)日：2017-08-24
申请号：US15589371
申请日：2017-05-08
发明人： Younsun KIM , Aris PAPASAKELLARIOU , Kiil KIM , Juho LEE , Hyojin LEE , Joonyoung CHO
CPC分类号： H04W72/042 , H04B7/0413 , H04L5/0023 , H04L5/0051 , H04L5/0094 , H04W72/02 , H04W72/04 , H04W84/042
摘要： A channel transmission/reception method and an apparatus for transmitting/receiving channels between a base station and a mobile terminal efficiently in a mobile communication supporting massive Multiple Input Multiple Output (MIMO) transmission are provided. The method includes determining a resource to which a Demodulation Reference Signal (DMRS) addressed to a terminal is mapped within a resource block, the DMRS resource being positioned in at least one of a first resource set capable of being allocated for DMRS and a second resource set symmetric with the first resource set on a time axis, and transmitting the DMRS and DMRS allocation information to the terminal.
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