公开(公告)号：US20140092811A1

公开(公告)日：2014-04-03

申请号：US14115558

申请日：2011-11-28

申请人： Kitae Kim ,  Jinyoung Chun ,  Sunam Kim ,  Jiwon Kang ,  Binchul Ihm ,  Sungho Park

发明人： Kitae Kim ,  Jinyoung Chun ,  Sunam Kim ,  Jiwon Kang ,  Binchul Ihm ,  Sungho Park

IPC分类号： H04W24/02

CPC分类号： H04W24/02 ,  H04B7/024 ,  H04B7/0626

摘要： Disclosed are a method and an apparatus for transmitting/receiving channel status information on at least one of a plurality of nodes in a multi-node system. According the present invention, a channel status between a UE and a node which transmits data to the UE can be reported more accurately.

摘要翻译： 公开了一种用于在多节点系统中的多个节点中的至少一个上发送/接收信道状态信息的方法和装置。 根据本发明，可以更精确地报告UE与向UE发送数据的节点之间的信道状态。

公开(公告)号：US20130279362A1

公开(公告)日：2013-10-24

申请号：US13978205

申请日：2011-06-03

申请人： Sungho Park ,  Jinyoung Chun ,  Kitae Kim ,  Sunam Kim ,  Jiwon Kang ,  Binchul Ihm

发明人： Sungho Park ,  Jinyoung Chun ,  Kitae Kim ,  Sunam Kim ,  Jiwon Kang ,  Binchul Ihm

IPC分类号： H04W48/20 ,  H04W24/02

CPC分类号： H04W48/20 ,  H04L5/00 ,  H04W24/02 ,  H04W88/085

摘要： This specification relates to a method for selecting a node in a serving cell in a distributed multi-node system, the method being characterized by comprising the steps of: receiving a channel state information reference signal of each node in the serving cell from a base station; measuring a signal intensity or interference level about the respective nodes through the received channel state information reference signal; and determining at least one valid node from among the respective nodes based on the measured result, wherein the signal intensity or the interference level is expressed in any one of channel state information reference signal received power (CSI-RSRP), channel state information reference signal received quality (CSI-RSRQ), and channel state information reference signal's signal intensity (CSI-RSSI).

摘要翻译： 该规范涉及一种用于在分布式多节点系统中选择服务小区中的节点的方法，该方法的特征在于包括以下步骤：从基站接收服务小区中每个节点的信道状态信息参考信号 ; 通过所接收的信道状态信息参考信号测量关于各个节点的信号强度或干扰电平; 以及基于所述测量结果从各个节点中确定至少一个有效节点，其中所述信号强度或干扰电平以信道状态信息参考信号接收功率（CSI-RSRP），信道状态信息参考信号 接收质量（CSI-RSRQ）和信道状态信息参考信号的信号强度（CSI-RSSI）。

公开(公告)号：US09706536B2

公开(公告)日：2017-07-11

申请号：US14123948

申请日：2012-01-31

申请人： Jinyoung Chun ,  Kitae Kim ,  Sunam Kim ,  Jiwon Kang ,  Binchul Ihm ,  Sungho Park

发明人： Jinyoung Chun ,  Kitae Kim ,  Sunam Kim ,  Jiwon Kang ,  Binchul Ihm ,  Sungho Park

IPC分类号： H04W4/00 ,  H04W72/04 ,  H04L5/00

CPC分类号： H04W72/042 ,  H04L5/0007 ,  H04L5/0053 ,  H04L5/0094

摘要： The present invention relates to a method for a terminal receiving control information in a distributed multi-node system, and provides a method for receiving the control information comprising the steps of: receiving from a node information relating to a resource allocation method with regard to an enhanced-physical downlink control channel (E-PDCCH); and receiving from the node the control information through the E-PDCCH, based on the information relating to the resource allocation method which is received.

公开(公告)号：US09622186B2

公开(公告)日：2017-04-11

申请号：US13981944

申请日：2012-01-27

申请人： Sungho Park ,  Binchul Ihm ,  Sunam Kim ,  Jinyoung Chun ,  Jiwon Kang ,  Kitae Kim

发明人： Sungho Park ,  Binchul Ihm ,  Sunam Kim ,  Jinyoung Chun ,  Jiwon Kang ,  Kitae Kim

IPC分类号： H04W52/18 ,  H04W52/14 ,  H04W52/24 ,  H04W52/10

CPC分类号： H04W52/18 ,  H04W52/10 ,  H04W52/146 ,  H04W52/243

摘要： Provided is a method for mitigating inter-cell interference generated by the collision of UL transmissions and DL transmissions between adjacent cells in an asymmetric time division duplex (TDD) communication system. The present invention removes or reduces time-frequency resources for UL transmissions which collide with DL transmissions of an adjacent cell, and thus can mitigate inter-cell interference.

公开(公告)号：US09426798B2

公开(公告)日：2016-08-23

申请号：US14362362

申请日：2012-08-23

申请人： Kitae Kim ,  Jinyoung Chun ,  Hyunsoo Ko ,  Sunam Kim ,  Jiwon Kang ,  Binchul Ihm ,  Sungho Park

发明人： Kitae Kim ,  Jinyoung Chun ,  Hyunsoo Ko ,  Sunam Kim ,  Jiwon Kang ,  Binchul Ihm ,  Sungho Park

IPC分类号： H04W4/00 ,  H04W72/04 ,  H04L25/02 ,  H04L27/26

CPC分类号： H04W72/042 ,  H04L5/0023 ,  H04L5/0051 ,  H04L5/0053 ,  H04L25/0202 ,  H04L25/0204 ,  H04L25/023 ,  H04L27/2647

摘要： The present invention relates to a method in which a UE estimates a downlink data channel in a wireless communication system, and an apparatus for the same. Specifically, disclosed is a method in which a UE estimates a downlink data channel in a wireless communication system, the method including the steps of: receiving a downlink control channel using a UE-specific reference signal; bundling a resource block for a downlink data channel into one channel estimation unit when a space resource for the downlink control channel and a space resource for the downlink data channel which makes commands in the downlink control channel are the same as each other; and performing a channel estimation on the basis of the UE-specific reference signal with respect to the one channel estimation unit.

摘要翻译： 本发明涉及一种UE估计无线通信系统中的下行链路数据信道的方法及其装置。 具体地，公开了一种UE在无线通信系统中估计下行链路数据信道的方法，该方法包括以下步骤：使用UE特定参考信号接收下行链路控制信道; 当下行链路控制信道的空间资源和下行链路数据信道的空间资源在下行链路控制信道中进行命令时，将用于下行链路数据信道的资源块捆绑成一个信道估计单元; 以及基于针对所述一个信道估计单元的所述UE特定参考信号执行信道估计。

公开(公告)号：US09307422B2

公开(公告)日：2016-04-05

申请号：US14131097

申请日：2012-04-27

申请人： Kitae Kim ,  Jinyoung Chun ,  Sunam Kim ,  Jiwon Kang ,  Binchul Ihm ,  Sungho Park

发明人： Kitae Kim ,  Jinyoung Chun ,  Sunam Kim ,  Jiwon Kang ,  Binchul Ihm ,  Sungho Park

IPC分类号： H04W24/02 ,  H04L5/00 ,  H04B7/14 ,  H04B7/155

CPC分类号： H04W24/02 ,  H04B7/14 ,  H04B7/1555 ,  H04L5/0023 ,  H04L5/003 ,  H04L5/0048 ,  H04L5/0092

摘要： Disclosed is a method for receiving a downlink signal through a receiving end in a wireless communication system. Specifically, the method comprises the steps of: receiving, from a transmitting end, information on at least one antenna port of a reference signal for a control channel and at least one antenna port of a reference signal for a data channel; receiving the control channel on the basis of the reference signal for the control channel; and receiving the data channel on the basis of the reference signal for the control channel and the reference signal for the data channel, wherein the at least one antenna port of the reference signal for the control channel is included in the at least one antenna port of the reference signal for the data channel.

摘要翻译： 公开了一种在无线通信系统中通过接收端接收下行链路信号的方法。 具体地，该方法包括以下步骤：从发送端接收关于控制信道的参考信号的至少一个天线端口和用于数据信道的参考信号的至少一个天线端口的信息; 基于控制信道的参考信号接收控制信道; 以及基于用于控制信道的参考信号和数据信道的参考信号接收数据信道，其中用于控制信道的参考信号的至少一个天线端口被包括在至少一个天线端口 数据通道的参考信号。

公开(公告)号：US09137747B2

公开(公告)日：2015-09-15

申请号：US13978205

申请日：2011-06-03

申请人： Sungho Park ,  Jinyoung Chun ,  Kitae Kim ,  Sunam Kim ,  Jiwon Kang ,  Binchul Ihm

发明人： Sungho Park ,  Jinyoung Chun ,  Kitae Kim ,  Sunam Kim ,  Jiwon Kang ,  Binchul Ihm

IPC分类号： H04W48/20 ,  H04W24/02 ,  H04L5/00 ,  H04W88/08

CPC分类号： H04W48/20 ,  H04L5/00 ,  H04W24/02 ,  H04W88/085

摘要： This specification relates to a method for selecting a node in a serving cell in a distributed multi-node system, the method being characterized by comprising the steps of: receiving a channel state information reference signal of each node in the serving cell from a base station; measuring a signal intensity or interference level about the respective nodes through the received channel state information reference signal; and determining at least one valid node from among the respective nodes based on the measured result, wherein the signal intensity or the interference level is expressed in any one of channel state information reference signal received power (CSI-RSRP), channel state information reference signal received quality (CSI-RSRQ), and channel state information reference signal's signal intensity (CSI-RSSI).

摘要翻译： 该规范涉及一种用于在分布式多节点系统中选择服务小区中的节点的方法，该方法的特征在于包括以下步骤：从基站接收服务小区中每个节点的信道状态信息参考信号 ; 通过所接收的信道状态信息参考信号测量关于各个节点的信号强度或干扰电平; 以及基于所述测量结果从各个节点中确定至少一个有效节点，其中所述信号强度或干扰电平以信道状态信息参考信号接收功率（CSI-RSRP），信道状态信息参考信号 接收质量（CSI-RSRQ）和信道状态信息参考信号的信号强度（CSI-RSSI）。

公开(公告)号：US09059813B2

公开(公告)日：2015-06-16

申请号：US13982033

申请日：2011-11-30

申请人： Kitae Kim ,  Jinyoung Chun ,  Sunam Kim ,  Jiwon Kang ,  Binchul Ihm ,  Sungho Park

发明人： Kitae Kim ,  Jinyoung Chun ,  Sunam Kim ,  Jiwon Kang ,  Binchul Ihm ,  Sungho Park

IPC分类号： H04Q7/00 ,  H04J3/16 ,  H04L5/00 ,  H04J11/00

CPC分类号： H04J3/1694 ,  H04J11/005 ,  H04L5/0053 ,  H04L5/0062

摘要： Disclosed are a method and a UE for transmitting uplink control information, and a method and a BS for receiving uplink control information. According to the present invention, a time-frequency resource for the UL transmission, which collides with the DL transmission by the neighbor cell, can be removed or reduced to mitigate inter-cell interference.

摘要翻译： 公开了一种用于发送上行链路控制信息的方法和UE，以及用于接收上行链路控制信息的方法和BS。 根据本发明，可以去除或减少与相邻小区的DL传输相冲突的用于UL传输的时间 - 频率资源，以减轻小区间干扰。

公开(公告)号：US20150163771A1

公开(公告)日：2015-06-11

申请号：US14232222

申请日：2012-06-04

申请人： Kitae Kim ,  Jinyoung Chun ,  Sunam Kim ,  Jiwon Kang ,  Binchul Ihm ,  Sungho Park

发明人： Kitae Kim ,  Jinyoung Chun ,  Sunam Kim ,  Jiwon Kang ,  Binchul Ihm ,  Sungho Park

IPC分类号： H04W72/04

CPC分类号： H04W72/042 ,  H04L5/0007 ,  H04L5/0037 ,  H04L5/0048 ,  H04L5/0053 ,  H04W72/12

摘要： In a wireless communication system, when a terminal receives control information from a downlink subframe, which is divided into a Physical Downlink Control Channel (PDCCH) region and a Physical Downlink Shared Channel (PDSCH) region, in a wireless communication system, the receiving of the control information includes: receiving, from a base station, first CFI information indicating the number of Orthogonal Frequency Division Multiplexing (OFDM) symbols available for Physical Downlink Control Channel (PDCCH) transmission; receiving, from the base station, second CFI information indicating start OFDM symbol information available for Physical Downlink Shared Channel (PDSCH) transmission corresponding to an enhanced Physical Downlink Control Channel (E-PDCCH); and receiving the PDSCH from the base station on the basis of the first CFI information or the second CFI information. The PDCCH is placed in the PDCCH region of the downlink subframe, and the E-PDCCH is placed in the PDSCH region of the downlink subframe.

摘要翻译： 在无线通信系统中，当终端从无线通信系统中被分割为物理下行链路控制信道（PDCCH）区域和物理下行链路共享信道（PDSCH）区域的下行链路子帧接收到控制信息时， 控制信息包括：从基站接收指示可用于物理下行链路控制信道（PDCCH）传输的正交频分复用（OFDM）符号的数量的第一CFI信息; 从基站接收指示对应于增强物理下行链路控制信道（E-PDCCH）的物理下行链路共享信道（PDSCH）传输可用的起始OFDM符号信息的第二CFI信息; 以及基于第一CFI信息或第二CFI信息从基站接收PDSCH。 PDCCH被配置在下行链路子帧的PDCCH区域，E-PDCCH被配置在下行子帧的PDSCH区域中。

公开(公告)号：US20150029963A1

公开(公告)日：2015-01-29

申请号：US14353724

申请日：2012-06-15

申请人： Kitae Kim ,  Jinyoung Chun ,  Sunam Kim ,  Jiwon Kang ,  Binchul Ihm ,  Sungho Park

发明人： Kitae Kim ,  Jinyoung Chun ,  Sunam Kim ,  Jiwon Kang ,  Binchul Ihm ,  Sungho Park

IPC分类号： H04L5/00 ,  H04W72/04

CPC分类号： H04L5/0051 ,  H04L5/0023 ,  H04L5/0053 ,  H04W72/042

摘要： The present invention relates to a method for transmitting a terminal-specific reference signal for a control signal by a base station in a wireless communication system. Specifically, the method is characterized in that it comprises: transmitting a plurality of control channels and a first terminal-specific reference signal for the plurality of control channels to a first resource region; and transmitting one control channel and a second terminal-specific reference signal for the control channel to a second resource region, wherein the different descrambling identifiers are applied to the first and second terminal-specific reference signals.

摘要翻译： 本发明涉及一种用于在无线通信系统中由基站发送用于控制信号的终端专用参考信号的方法。 具体地说，该方法的特征在于包括：将多个控制信道和用于多个控制信道的第一终端专用参考信号发送到第一资源区域; 以及将用于所述控制信道的一个控制信道和第二终端专用参考信号发送到第二资源区域，其中所述不同的解扰标识符被应用于所述第一和第二终端特定参考信号。