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    Method and apparatus for detecting control channel in wireless communication system
    3.
    发明授权
    Method and apparatus for detecting control channel in wireless communication system 有权
    无线通信系统中控制信道检测方法及装置

    公开(公告)号：US09467990B2

    公开(公告)日：2016-10-11

    申请号：US14358000

    申请日：2012-11-16

    Applicant: LG ELECTRONICS INC.

    Inventor： Bin Chul Ihm ,  Ki Tae Kim ,  Su Nam Kim ,  Ji Won Kang ,  Jin Young Chun ,  Sung Ho Park

    IPC: H04W72/04 ,  H04L5/00 ,  H04B7/02

    CPC classification number: H04W72/042 ,  H04B7/022 ,  H04L5/0007 ,  H04L5/0053

    Abstract: Provided are a method for searching for a control channel by a terminal in a wireless communication system and a terminal for using the method. The method determines whether an allocation unit constituting an enhanced-physical downlink control channel (E-PDCCH) is one or plural in number; and, if the allocation unit constituting the E-PDCCH is plural in number, searches for the E-PDCCH using a user equipment specific reference signal (URS) of an antenna port defined in one allocation unit from among the plurality of allocation units.

    Abstract translation: 提供了一种用于在无线通信系统中的终端搜索控制信道的方法和用于使用该方法的终端。 该方法确定构成增强物理下行链路控制信道（E-PDCCH）的分配单元是否为一个或多个; 并且如果构成E-PDCCH的分配单元数量多个，则从多个分配单元中的一个分配单元中定义的天线端口的用户设备专用参考信号（URS）搜索E-PDCCH。

    INTERFERENCE REMOVAL METHOD IN MULTI-NODE SYSTEM AND TERMINAL USING THE SAME
    4.
    发明申请
    INTERFERENCE REMOVAL METHOD IN MULTI-NODE SYSTEM AND TERMINAL USING THE SAME 审中-公开
    多节点系统中的干扰去除方法和使用该节点的终端

    公开(公告)号：US20160135197A1

    公开(公告)日：2016-05-12

    申请号：US14983089

    申请日：2015-12-29

    Applicant: LG ELECTRONICS INC.

    Inventor： Ji Won Kang ,  Jin Young Chun ,  Su Nam Kim ,  Bin Chul Ihm ,  Sung Ho Park

    IPC: H04W72/08 ,  H04W4/00 ,  H04W72/04 ,  H04B7/04

    CPC classification number: H04W72/082 ,  H04B1/38 ,  H04B7/0456 ,  H04B7/0639 ,  H04B15/00 ,  H04W4/70 ,  H04W72/042 ,  H04W88/06 ,  H04W88/085 ,  H04W88/10

    Abstract: An interference removal method in a multi-node system is provided. A user equipment (UE) receives node information from a base station, a first signal from a first node, and a second signal from a second node. The first signal and the second signal are used to remove an interference. The node information includes configuration information related to the first signal and the second signal. The configuration information includes information related to at least one of a number of antenna ports of the first node and the second node, a number of data streams, and a node identifier (ID). A pattern of the first signal or the second signal is determined according to at least one of the number of antenna ports of the first node and the second node, the number of data streams, and the node ID.

    Abstract translation: 提供了多节点系统中的干扰去除方法。 用户设备（UE）从基站接收节点信息，从第一节点接收第一信号和从第二节点接收第二信号。 第一信号和第二信号用于消除干扰。 节点信息包括与第一信号和第二信号相关的配置信息。 配置信息包括与第一节点和第二节点的多个天线端口，多个数据流和节点标识符（ID）中的至少一个相关的信息。 根据第一节点和第二节点的天线端口的数量，数据流的数量和节点ID中的至少一个来确定第一信号或第二信号的模式。

    Method and apparatus of reference signal dropping
    5.
    发明授权
    Method and apparatus of reference signal dropping 有权
    参考信号丢失的方法和装置

    公开(公告)号：US09253791B2

    公开(公告)日：2016-02-02

    申请号：US14356850

    申请日：2012-11-07

    Applicant: LG ELECTRONICS INC.

    Inventor： Bin Chul Ihm ,  Ki Tae Kim ,  Su Nam Kim ,  Ji Won Kang ,  Jin Young Chun ,  Sung Ho Park

    IPC: H04W4/00 ,  H04W72/10 ,  H04L5/00

    CPC classification number: H04W72/10 ,  H04B7/0417 ,  H04L5/0048 ,  H04L5/0094

    Abstract: The present invention provides a method for reference signal dropping and an apparatus for the method. A method for CSI-RS dropping comprises receiving first CSI-RS configuration information including sub-frame information which is transmission resource information of a first CSI-RS and through which the first CSI-RS information is transmitted and resource element information which contains the first CSI-RS; receiving second CSI-RS configuration information including sub-frame information which is transmission resource information of a second CSI-RS and through which the second CSI-RS is transmitted and resource element information which contains the second CSI-RS; and in case transmission resources of the first CSI-RS according to the first CSI-RS configuration and transmission resources of the second CSI-RS according to the second CSI-RS configuration overlap with each other, determining according to a priority order whether a CSI-RS received from the overlapping transmission resources corresponds to the first or the second CSI-RS.

    Abstract translation: 本发明提供了一种用于参考信号丢弃的方法和该方法的装置。 一种用于CSI-RS丢弃的方法包括：接收包括作为第一CSI-RS的传输资源信息的子帧信息的第一CSI-RS配置信息，并且发送第一CSI-RS信息，并且包含第一CSI-RS信息的资源元素信息 CSI-RS; 接收第二CSI-RS配置信息，该第二CSI-RS配置信息包括作为第二CSI-RS的发送资源信息的子帧信息，并且通过其发送第二CSI-RS以及包含第二CSI-RS的资源元素信息; 并且在根据第一CSI-RS配置的第一CSI-RS的传输资源和根据第二CSI-RS配置的第二CSI-RS的传输资源彼此重叠的情况下，根据优先级顺序确定CSI是否 从重叠的发送资源接收到的-RS对应于第一或第二CSI-RS。

    METHOD AND APPARATUS FOR USER EQUIPMENT SEARCHING CONTROL CHANNEL IN WIRELESS COMMUNICATION SYSTEM
    7.
    发明申请
    METHOD AND APPARATUS FOR USER EQUIPMENT SEARCHING CONTROL CHANNEL IN WIRELESS COMMUNICATION SYSTEM 有权
    用户设备在无线通信系统中搜索控制信道的方法和装置

    公开(公告)号：US20140348093A1

    公开(公告)日：2014-11-27

    申请号：US14355196

    申请日：2012-11-05

    Applicant: LG ELECTRONICS INC.

    Inventor： Bin Chul Ihm ,  Ki Tae Kim ,  Su Nam Kim ,  Ji Won Kang ,  Jin Young Chun ,  Sung Ho Park

    IPC: H04W72/04

    CPC classification number: H04W72/042 ,  H04L5/001 ,  H04L5/0048 ,  H04L5/0051 ,  H04L5/0053 ,  H04L5/0094 ,  H04W72/00

    Abstract: Disclosed is a method and apparatus for searching for a user equipment searching for a control channel in a multi-node system. The method comprises: searching inside an E-PDCCH region for a first piece of downlink control information (DCI), which is determined according to a transmission mode; and searching inside the E-PDCCH region for a second piece of DCI, regardless of the transmission mode, wherein the E-PDCCH region is a control channel region to which the DCI, which is decoded on the basis of a user equipment-specific reference signal (URS), is transmitted from a subframe comprising a plurality of orthogonal frequency division multiplexing (OFDM) symbols.

    Abstract translation: 公开了一种用于搜索在多节点系统中搜索控制信道的用户设备的方法和装置。 该方法包括：在E-PDCCH区域内搜索根据传输模式确定的第一条下行链路控制信息（DCI）; 以及在所述E-PDCCH区域内搜索第二条DCI，而不管所述传输模式如何，其中所述E-PDCCH区域是基于用户设备专用参考被解码的所述DCI的控制信道区域 信号（URS）从包括多个正交频分复用（OFDM）符号的子帧发送。

    METHOD AND APPARATUS FOR CHANNEL INFORMATION FEEDBACK IN WIRELESS COMMUNICATION SYSTEM
    8.
    发明申请
    METHOD AND APPARATUS FOR CHANNEL INFORMATION FEEDBACK IN WIRELESS COMMUNICATION SYSTEM 有权
    无线通信系统中信道信息反馈的方法与装置

    公开(公告)号：US20140247748A1

    公开(公告)日：2014-09-04

    申请号：US14351440

    申请日：2012-10-12

    Applicant: LG ELECTRONICS INC.

    Inventor： Ji Won Kang ,  Jin Young Chun ,  Ki Tae Kim ,  Su Nam Kim ,  Bin Chul Ihm ,  Sung Ho Park

    IPC: H04W24/08

    CPC classification number: H04W24/08 ,  H04B7/0626 ,  H04B7/063 ,  H04B7/0639 ,  H04J11/0023 ,  H04L5/0023 ,  H04L5/0057 ,  H04L25/0226

    Abstract: Provided are a method and apparatus for a UE (user equipment) to provide reference signal feedback in a wireless communication system. The method includes: receiving, from a base station, CSI-RS configuration information for configuring CSI-RS (channel state information reference signal) patterns, the CSI-RS configuration information containing usage information; performing a first measurement for radio resource management on all CSI-RS patterns configured based on the CSI-RS configuration information; and performing a second measurement only on CSI-RS patterns corresponding to the usage information, the second measurement being determined by the usage indicated by the usage information.

    Abstract translation: 提供了一种用于UE（用户设备）在无线通信系统中提供参考信号反馈的方法和装置。 该方法包括：从基站接收用于配置CSI-RS（信道状态信息参考信号）模式的CSI-RS配置信息，所述CSI-RS配置信息包含使用信息; 对基于CSI-RS配置信息配置的所有CSI-RS模式进行无线电资源管理的第一测量; 并且仅对与所述使用信息相对应的CSI-RS模式进行第二测量，所述第二测量由所述使用信息指示的使用确定。

    METHOD FOR TRANSMITTING AND RECEIVING SIGNALS USING COLLABORATIVE MIMO SCHEME
    9.
    发明申请
    METHOD FOR TRANSMITTING AND RECEIVING SIGNALS USING COLLABORATIVE MIMO SCHEME 有权
    使用协同MIMO方案发送和接收信号的方法

    公开(公告)号：US20140016508A1

    公开(公告)日：2014-01-16

    申请号：US14033217

    申请日：2013-09-20

    Applicant: LG ELECTRONICS INC.

    Inventor： Jae Wan Kim ,  Wook Bong Lee ,  Su Nam Kim ,  Dong Guk Lim ,  Bin Chul Ihm

    IPC: H04W72/02

    CPC classification number: H04W72/02 ,  H04B7/024 ,  H04B7/026 ,  H04B7/0413 ,  H04B7/0417 ,  H04B7/0452 ,  H04B7/0495 ,  H04B7/0626 ,  H04B7/0632 ,  H04B7/0634 ,  H04B7/0639 ,  H04B17/345 ,  H04L1/0026 ,  H04L25/03904 ,  H04W24/02

    Abstract: A method for reducing inter-cell interference and a method for transmitting a signal by a collaborative MIMO scheme, in a communication system having a multi-cell environment are disclosed. An example of a method for transmitting, by a mobile station, precoding information in a collaborative MIMO communication system includes determining a precoding matrix set including precoding matrices of one more base stations including a serving base station, based on signal strength of the serving base station, and transmitting information about the precoding matrix set to the serving base station. A mobile station in an edge of a cell performs a collaborative MIMO mode or inter-cell interference mitigation mode using the information about the precoding matrix set collaboratively with neighboring base stations.

    Abstract translation: 公开了一种在具有多小区环境的通信系统中减少小区间干扰的方法和通过协作MIMO方案发送信号的方法。 用于由移动站发送协作MIMO通信系统中的预编码信息的方法的示例包括基于服务基站的信号强度来确定包括包括服务基站的多个基站的预编码矩阵的预编码矩阵集合 并且将关于预编码矩阵集的信息发送到服务基站。 小区边缘的移动台使用与相邻基站协作的关于预编码矩阵集的信息执行协同MIMO模式或小区间干扰减轻模式。

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