公开(公告)号：US20130034070A1

公开(公告)日：2013-02-07

申请号：US13640700

申请日：2011-04-22

申请人： Han Byul Seo ,  Hak Seong Kim ,  Ki Jun Kim ,  Byoung Hoon Kim ,  Dae Won Lee

发明人： Han Byul Seo ,  Hak Seong Kim ,  Ki Jun Kim ,  Byoung Hoon Kim ,  Dae Won Lee

IPC分类号： H04W72/04

CPC分类号： H04W72/042 ,  H04B7/155 ,  H04L5/0023 ,  H04L5/0032 ,  H04L5/0039 ,  H04L5/0044 ,  H04L5/0048 ,  H04L5/0051 ,  H04L5/0053 ,  H04L5/0069 ,  H04L5/0082 ,  H04L5/0094 ,  H04W72/04 ,  H04W84/047

摘要： A method and apparatus for channel estimation for radio link between a base station and a relay station in a radio communication system are disclosed. A method for receiving a downlink signal at a relay node in a wireless communication system, the method comprising receiving downlink control information by demodulating a R-PDCCH of a first RB pair based on a downlink channel estimated by a DMRS in the first resource block (RB) pair; and receiving downlink data by demodulating a PDSCH of the one or more RB pairs contiguous to the first RB pair based on a downlink channel estimated by a DMRS in the one or more RB pairs, wherein, if the PDSCH is assigned to the first RB pair, the downlink channel is estimated on the assumption that the same precoder is applied to one RB bundle including the first RB pair and the one or more RB pairs.

摘要翻译： 公开了一种用于无线电通信系统中的基站和中继站之间的无线电链路的信道估计的方法和装置。 一种用于在无线通信系统中的中继节点处接收下行链路信号的方法，所述方法包括基于由第一资源块中的DMRS估计的下行链路信道解调第一RB对的R-PDCCH，从而接收下行链路控制信息（ RB）对; 以及通过基于由所述一个或多个RB对中的DMRS估计的下行链路信道解调与所述第一RB对相邻的所述一个或多个RB对的PDSCH来接收下行链路数据，其中，如果所述PDSCH被分配给所述第一RB对 假设相同的预编码器被应用于包括第一RB对和一个或多个RB对的一个RB束的假设来估计下行链路信道。

公开(公告)号：US08787245B2

公开(公告)日：2014-07-22

申请号：US13503740

申请日：2010-10-22

申请人： Han Byul Seo ,  Dae Won Lee ,  Byoung Hoon Kim ,  Hak Seong Kim ,  Ki Jun Kim

发明人： Han Byul Seo ,  Dae Won Lee ,  Byoung Hoon Kim ,  Hak Seong Kim ,  Ki Jun Kim

IPC分类号： H04B7/14 ,  H04W4/00 ,  H04W72/06

CPC分类号： H04L27/2613 ,  H04B7/155 ,  H04B7/15542 ,  H04B7/2606 ,  H04L5/0005 ,  H04L5/0023 ,  H04L5/0051 ,  H04L5/0053 ,  H04L27/2647 ,  H04W16/26 ,  H04W72/042 ,  H04W84/042

摘要： A method of decoding a backhaul downlink signal of a relay station is provided. The method includes: receiving by the relay station a transmission rank value for a backhaul downlink from a base station through a high-layer signal; receiving control information from the base station through a control region; and decoding the control information, wherein the transmission rank value for the backhaul downlink is a transmission rank value assumed when the relay station decodes the control information, and wherein the control information is mapped to a resource element which does not overlap with a dedicated reference signal resource element mapped to the control region by assuming the transmission rank value for the backhaul downlink.

摘要翻译： 提供了对中继站的回程下行链路信号进行解码的方法。 该方法包括：中继站通过高层信号从基站接收回程下行链路的传输秩值; 通过控制区域从基站接收控制信息; 并且对所述控制信息进行解码，其中，所述回程下行链路的发送等级值是当所述中继站对所述控制信息进行解码时假设的发送等级值，并且其中所述控制信息被映射到不与专用参考信号重叠的资源元素 资源元素通过假设回程下行链路的传输秩值映射到控制区域。

公开(公告)号：US08730903B2

公开(公告)日：2014-05-20

申请号：US13640700

申请日：2011-04-22

申请人： Han Byul Seo ,  Hak Seong Kim ,  Ki Jun Kim ,  Byoung Hoon Kim ,  Dae Won Lee

发明人： Han Byul Seo ,  Hak Seong Kim ,  Ki Jun Kim ,  Byoung Hoon Kim ,  Dae Won Lee

IPC分类号： H04W4/00 ,  H04B7/14

CPC分类号： H04W72/042 ,  H04B7/155 ,  H04L5/0023 ,  H04L5/0032 ,  H04L5/0039 ,  H04L5/0044 ,  H04L5/0048 ,  H04L5/0051 ,  H04L5/0053 ,  H04L5/0069 ,  H04L5/0082 ,  H04L5/0094 ,  H04W72/04 ,  H04W84/047

摘要： A method and apparatus for channel estimation for radio link between a base station and a relay station in a radio communication system are disclosed. A method for receiving a downlink signal at a relay node in a wireless communication system, the method comprising receiving downlink control information by demodulating a R-PDCCH of a first RB pair based on a downlink channel estimated by a DMRS in the first resource block (RB) pair; and receiving downlink data by demodulating a PDSCH of the one or more RB pairs contiguous to the first RB pair based on a downlink channel estimated by a DMRS in the one or more RB pairs, wherein, if the PDSCH is assigned to the first RB pair, the downlink channel is estimated on the assumption that the same precoder is applied to one RB bundle including the first RB pair and the one or more RB pairs.

摘要翻译： 公开了一种用于无线电通信系统中的基站和中继站之间的无线电链路的信道估计的方法和装置。 一种用于在无线通信系统中的中继节点处接收下行链路信号的方法，所述方法包括基于由第一资源块中的DMRS估计的下行链路信道解调第一RB对的R-PDCCH，从而接收下行链路控制信息（ RB）对; 以及通过基于由所述一个或多个RB对中的DMRS估计的下行链路信道解调与所述第一RB对相邻的所述一个或多个RB对的PDSCH来接收下行链路数据，其中，如果所述PDSCH被分配给所述第一RB对 假设相同的预编码器被应用于包括第一RB对和一个或多个RB对的一个RB束的假设来估计下行链路信道。

公开(公告)号：US20120314567A1

公开(公告)日：2012-12-13

申请号：US13578588

申请日：2011-02-11

申请人： Han Byul Seo ,  Hak Seong Kim ,  Byoung Hoon Kim ,  Ki Jun Kim ,  Dae Won Lee

发明人： Han Byul Seo ,  Hak Seong Kim ,  Byoung Hoon Kim ,  Ki Jun Kim ,  Dae Won Lee

IPC分类号： H04W24/04

CPC分类号： H04W24/04

摘要： A method and apparatus for recovering a backhaul link failure between a base station and a relay node is provided. The relay node receives information on a plurality of relay subframes used for relaying signals between the base station and the relay node. When a backhaul link failure is detected, the relay node determines at least one reserved subframe except the plurality of relay subframes and receives information to recover the backhaul link failure on a control channel in the at least one reserved subframe.

摘要翻译： 提供了一种用于在基站和中继节点之间恢复回程链路故障的方法和装置。 中继节点接收用于在基站和中继节点之间中继信号的多个中继子帧的信息。 当检测到回程链路故障时，中继节点确定除了多个中继子帧之外的至少一个保留子帧，并且接收信息以恢复至少一个保留子帧中的控制信道上的回程链路故障。

公开(公告)号：US20120134275A1

公开(公告)日：2012-05-31

申请号：US13386020

申请日：2010-07-21

申请人： Young Seob Choi ,  Hak Seong Kim ,  Han Byul Seo ,  Ki Jun Kim ,  Dae Won Lee

发明人： Young Seob Choi ,  Hak Seong Kim ,  Han Byul Seo ,  Ki Jun Kim ,  Dae Won Lee

IPC分类号： H04W24/00

CPC分类号： H04W24/10 ,  H04L1/0026 ,  H04L5/0053 ,  H04L5/0057 ,  H04L25/0202 ,  H04W28/04 ,  H04W72/0413

摘要： An apparatus and method for transmitting channel state information in a wireless communication system are disclosed. The UE apparatus for transmitting channel state information includes a channel state measurement module for measuring a channel state based on a level of interference received from a neighbor cell, a channel state information generation module for generating channel state information for a plurality of resource regions or for periodic and aperiodic channel state information reporting modes using the measured channel state and offsets received from a serving BS, the offsets being set for the plurality of resource regions or the periodic and aperiodic channel state information reporting modes, and a transmission module for transmitting the generated channel state information to the serving BS.

摘要翻译： 公开了一种用于在无线通信系统中发送信道状态信息的装置和方法。 用于发送信道状态信息的UE装置包括：信道状态测量模块，用于基于从相邻小区接收的干扰电平来测量信道状态;信道状态信息生成模块，用于生成用于多个资源区域的信道状态信息; 使用从服务BS接收的所测量的信道状态和偏移的周期性和非周期性信道状态信息报告模式，为多个资源区域设置偏移量或周期性和非周期性信道状态信息报告模式，以及发送模块，用于发送所生成的 信道状态信息发送到服务BS。

公开(公告)号：US08824968B2

公开(公告)日：2014-09-02

申请号：US13497488

申请日：2010-12-10

申请人： Hak Seong Kim ,  Han Byul Seo ,  Dae Won Lee ,  Ki Jun Kim

发明人： Hak Seong Kim ,  Han Byul Seo ,  Dae Won Lee ,  Ki Jun Kim

IPC分类号： H04B1/00

CPC分类号： H04W52/243 ,  H04B17/327 ,  H04L5/0091 ,  H04W72/082 ,  H04W84/045

摘要： The present invention relates to a method and apparatus for reducing inter-cell interference in a wireless communication system. The method for reducing inter-cell interference in a wireless communication system according to one embodiment of the present invention includes: a step in which a first terminal receives, from a first cell, scheduling information for the transmission of a first signal to a second cell; and a step in which the first terminal transmits the first signal to the second cell on the basis of the scheduling information. The scheduling information is provided by the first cell in the event an uplink or downlink transmission of the first cell is interfered with by an uplink or downlink transmission of the second cell. The first signal indicates a request for reducing the transmitting power of the second cell or of the second terminal served by the second cell.

摘要翻译： 本发明涉及一种用于减少无线通信系统中小区间干扰的方法和装置。 根据本发明的一个实施例的用于减少无线通信系统中的小区间干扰的方法包括：第一终端从第一小区接收用于向第二小区发送第一信号的调度信息的步骤 ; 以及第一终端基于调度信息将第一信号发送到第二小区的步骤。 在第一小区的上行链路或下行链路传输被第二小区的上行链路或下行链路传输干扰的情况下，由第一小区提供调度信息。 第一信号指示降低由第二小区服务的第二小区或第二终端的发射功率的请求。

公开(公告)号：US08861332B2

公开(公告)日：2014-10-14

申请号：US13578588

申请日：2011-02-11

申请人： Han Byul Seo ,  Hak Seong Kim ,  Byoung Hoon Kim ,  Ki Jun Kim ,  Dae Won Lee

发明人： Han Byul Seo ,  Hak Seong Kim ,  Byoung Hoon Kim ,  Ki Jun Kim ,  Dae Won Lee

IPC分类号： H04J1/16 ,  H04W24/04

CPC分类号： H04W24/04

摘要： A method and apparatus for recovering a backhaul link failure between a base station and a relay node is provided. The relay node receives information on a plurality of relay subframes used for relaying signals between the base station and the relay node. When a backhaul link failure is detected, the relay node determines at least one reserved subframe except the plurality of relay subframes and receives information to recover the backhaul link failure on a control channel in the at least one reserved subframe.

摘要翻译： 提供了一种用于在基站和中继节点之间恢复回程链路故障的方法和装置。 中继节点接收用于在基站和中继节点之间中继信号的多个中继子帧的信息。 当检测到回程链路故障时，中继节点确定除了多个中继子帧之外的至少一个保留子帧，并且接收信息以恢复至少一个保留子帧中的控制信道上的回程链路故障。

公开(公告)号：US20120207084A1

公开(公告)日：2012-08-16

申请号：US13503740

申请日：2010-10-22

申请人： Han Byul Seo ,  Dae Won Lee ,  Byoung Hoon Kim ,  Hak Seong Kim ,  Ki Jun Kim

发明人： Han Byul Seo ,  Dae Won Lee ,  Byoung Hoon Kim ,  Hak Seong Kim ,  Ki Jun Kim

IPC分类号： H04W72/06 ,  H04B7/14

CPC分类号： H04L27/2613 ,  H04B7/155 ,  H04B7/15542 ,  H04B7/2606 ,  H04L5/0005 ,  H04L5/0023 ,  H04L5/0051 ,  H04L5/0053 ,  H04L27/2647 ,  H04W16/26 ,  H04W72/042 ,  H04W84/042

摘要： A method of decoding a backhaul downlink signal of a relay station is provided. The method includes: receiving by the relay station a transmission rank value for a backhaul downlink from a base station through a high-layer signal; receiving control information from the base station through a control region; and decoding the control information, wherein the transmission rank value for the backhaul downlink is a transmission rank value assumed when the relay station decodes the control information, and wherein the control information is mapped to a resource element which does not overlap with a dedicated reference signal resource element mapped to the control region by assuming the transmission rank value for the backhaul downlink.

摘要翻译： 提供了对中继站的回程下行链路信号进行解码的方法。 该方法包括：中继站通过高层信号从基站接收回程下行链路的传输秩值; 通过控制区域从基站接收控制信息; 并且对所述控制信息进行解码，其中，所述回程下行链路的发送等级值是当所述中继站对所述控制信息进行解码时假设的发送等级值，并且其中所述控制信息被映射到不与专用参考信号重叠的资源元素 资源元素通过假设回程下行链路的传输秩值映射到控制区域。

公开(公告)号：US09491648B2

公开(公告)日：2016-11-08

申请号：US13386020

申请日：2010-07-21

申请人： Young Seob Choi ,  Hak Seong Kim ,  Han Byul Seo ,  Ki Jun Kim ,  Dae Won Lee

发明人： Young Seob Choi ,  Hak Seong Kim ,  Han Byul Seo ,  Ki Jun Kim ,  Dae Won Lee

IPC分类号： H04W24/00 ,  H04W24/10 ,  H04W72/04 ,  H04W28/04 ,  H04L5/00 ,  H04L25/02 ,  H04L1/00

CPC分类号： H04W24/10 ,  H04L1/0026 ,  H04L5/0053 ,  H04L5/0057 ,  H04L25/0202 ,  H04W28/04 ,  H04W72/0413

摘要： An apparatus and method for transmitting channel state information in a wireless communication system are disclosed. The UE apparatus for transmitting channel state information includes a channel state measurement module for measuring a channel state based on a level of interference received from a neighbor cell, a channel state information generation module for generating channel state information for a plurality of resource regions or for periodic and aperiodic channel state information reporting modes using the measured channel state and offsets received from a serving BS, the offsets being set for the plurality of resource regions or the periodic and aperiodic channel state information reporting modes, and a transmission module for transmitting the generated channel state information to the serving BS.

摘要翻译： 公开了一种用于在无线通信系统中发送信道状态信息的装置和方法。 用于发送信道状态信息的UE装置包括：信道状态测量模块，用于基于从相邻小区接收的干扰电平来测量信道状态;信道状态信息生成模块，用于生成用于多个资源区域的信道状态信息; 使用从服务BS接收的所测量的信道状态和偏移的周期性和非周期性信道状态信息报告模式，为多个资源区域设置偏移量或周期性和非周期性信道状态信息报告模式，以及发送模块，用于发送所生成的 信道状态信息发送到服务BS。

公开(公告)号：US09100144B2

公开(公告)日：2015-08-04

申请号：US13642954

申请日：2011-04-21

申请人： Hak Seong Kim ,  Han Byul Seo ,  Byoung Hoon Kim ,  Ki Jun Kim ,  Dae Won Lee

发明人： Hak Seong Kim ,  Han Byul Seo ,  Byoung Hoon Kim ,  Ki Jun Kim ,  Dae Won Lee

IPC分类号： H04L5/00 ,  H04B7/04

CPC分类号： H04W72/0406 ,  H04B7/0413 ,  H04B7/0452 ,  H04L5/0023 ,  H04L5/0032 ,  H04L5/0044 ,  H04L5/0053 ,  H04L5/0069 ,  H04L5/0073 ,  H04L5/0078 ,  H04L5/0092 ,  H04L5/0094 ,  H04W72/042 ,  H04W72/14 ,  H04W88/08

摘要： The present disclosure relates to a method in which a base station transmits signals to a relay node in a multiuser multi-antenna (MIMO) wireless communication system. More particularly, the method includes: allocating one or more antenna ports to one or more relay nodes, respectively; mapping each of a plurality of downlink grant signals for the one or more relay nodes to a preset resource domain from among resource domains corresponding to one of the allocated antenna ports; mapping uplink grant signals or data signals for the one or more relay nodes to the resource domains corresponding to the allocated antenna ports; and transmitting the mapped signals to the one or more relay nodes.

摘要翻译： 本公开涉及一种基站在多用户多天线（MIMO）无线通信系统中向中继节点发送信号的方法。 更具体地说，该方法包括：分别将一个或多个天线端口分配给一个或多个中继节点; 将所述一个或多个中继节点的多个下行链路许可信号中的每一个从对应于所分配的天线端口之一的资源域中映射到预设的资源域; 将所述一个或多个中继节点的上行链路授权信号或数据信号映射到与分配的天线端口对应的资源域; 以及将映射的信号发送到所述一个或多个中继节点。