公开(公告)号：US08411611B2

公开(公告)日：2013-04-02

申请号：US12166875

申请日：2008-07-02

申请人： Tae Soo Kwon ,  Young-Doo Kim ,  Eung Sun Kim ,  Yong Hoon Lee ,  Sae-Young Chung ,  Heejung Yu ,  Won-Yong Shin

发明人： Tae Soo Kwon ,  Young-Doo Kim ,  Eung Sun Kim ,  Yong Hoon Lee ,  Sae-Young Chung ,  Heejung Yu ,  Won-Yong Shin

IPC分类号： H04B7/14

CPC分类号： H04W40/02 ,  H04W40/08 ,  H04W40/32 ,  Y02D70/164 ,  Y02D70/22 ,  Y02D70/30 ,  Y02D70/324

摘要： A method of setting a packet transmission path in a wireless communication network and a network apparatus using the same are provided. A method of setting a packet transmission path includes setting N−1 routing regions including at least one node between a source node and a destination node based on a predetermined N number of hops, N denoting an integer greater than or equal to two, and determining a node in each of the routing regions as a relay node based on a channel gain.

摘要翻译： 提供了一种在无线通信网络中设置分组传输路径的方法和使用其的网络设备。 一种设置分组传输路径的方法包括基于预定的N个跳数来设置包括源节点和目的地节点之间的至少一个节点的N-1个路由区域，N表示大于或等于2的整数，并且确定 每个路由区域中的节点作为基于信道增益的中继节点。

公开(公告)号：US20090034408A1

公开(公告)日：2009-02-05

申请号：US11924928

申请日：2007-10-26

申请人： Young-Doo KIM ,  Eung Sun Kim ,  Tae Soo Kwon ,  Ui Kun Kwon ,  Gi Hong Im ,  Dong Sik Kim

发明人： Young-Doo KIM ,  Eung Sun Kim ,  Tae Soo Kwon ,  Ui Kun Kwon ,  Gi Hong Im ,  Dong Sik Kim

IPC分类号： H04J11/00

CPC分类号： H04B1/59

摘要： A method and apparatus for compensating a distortion due to a clipped amplitude when an amplitude of a signal is clipped to reduce a peak to average power ratio (PAPR) in a wireless communication system using an orthogonal frequency division multiplexing (OFDM) scheme and a transmit diversity method using an orthogonal coding.A wireless data transmission apparatus which transmits a data stream via a plurality of antennas, the apparatus including: a coding unit which Space-Time block codes a first data stream into a plurality of second data streams, the plurality of second data streams being orthogonal to each other; an inverse Fourier transform unit which performs an inverse Fourier transform of each of the Space-Time block coded second data stream and generates a plurality of time domain signals; and a plurality of amplitude clipping units which clips an amplitude of each of the plurality of generated time domain signals.

摘要翻译： 一种用于补偿当信号的幅度被限幅时由于限制幅度引起的失真的方法和装置，以减少使用正交频分复用（OFDM）方案和发送的无线通信系统中的峰均功率比（PAPR） 使用正交编码的分集方法。 一种经由多个天线发送数据流的无线数据发送装置，所述装置包括：空时块将第一数据流编码为多个第二数据流的编码单元，所述多个第二数据流正交于 彼此; 逆傅立叶变换单元，其执行空时块编码的第二数据流中的每一个的傅里叶逆变换，并生成多个时域信号; 以及多个幅度剪辑单元，其剪辑所述多个所生成的时域信号中的每一个的振幅。

公开(公告)号：US08897208B2

公开(公告)日：2014-11-25

申请号：US12068157

申请日：2008-02-04

申请人： Eung Sun Kim ,  Young-Doo Kim ,  Tae Soo Kwon ,  Dae-Young Seol ,  Gi Hong Im ,  Ui Kun Kwon

发明人： Eung Sun Kim ,  Young-Doo Kim ,  Tae Soo Kwon ,  Dae-Young Seol ,  Gi Hong Im ,  Ui Kun Kwon

IPC分类号： H04W4/00 ,  H04L12/28 ,  H04J3/16 ,  H04B7/155 ,  H04L1/06 ,  H04L1/00

CPC分类号： H04B7/15542 ,  H04L1/0606 ,  H04L2001/0097

摘要： A space frequency block code signal relaying system is provided. The space frequency block code signal relaying system includes a signal detecting unit which receives, via a radio channel, a source signal sent from a source station and detects the received signal; a relay signal generation unit which generates a relay signal corresponding with the source signal transmitted from the source station to a destination node based on the received signal, the source signal and the relay signal being signals encoded in a Space Frequency Block Code (SFBC) scheme; and a signal transmitting unit which transmits the relay signal to the destination node.

摘要翻译： 提供了空间频率块码信号中继系统。 空间频率块码信号中继系统包括：信号检测单元，经由无线电信道接收从源站发送的源信号并检测接收到的信号; 继电器信号生成单元，其基于所接收的信号，生成与从源站发送到目的地节点的源信号对应的中继信号，源信号和中继信号是以空间频率块码（SFBC）方式编码的信号 ; 以及将所述中继信号发送到所述目的地节点的信号发送单元。

公开(公告)号：US20090040960A1

公开(公告)日：2009-02-12

申请号：US12068157

申请日：2008-02-04

申请人： Eung Sun Kim ,  Young-Doo Kim ,  Tae Soo Kwon ,  Dae-Young Seol ,  Gi Hong Im ,  Ui Kun Kwon

发明人： Eung Sun Kim ,  Young-Doo Kim ,  Tae Soo Kwon ,  Dae-Young Seol ,  Gi Hong Im ,  Ui Kun Kwon

IPC分类号： H04B7/14

CPC分类号： H04B7/15542 ,  H04L1/0606 ,  H04L2001/0097

摘要： A space frequency block code signal relaying system is provided. The space frequency block code signal relaying system includes a signal detecting unit which receives, via a radio channel, a source signal sent from a source station and detects the received signal; a relay signal generation unit which generates a relay signal corresponding with the source signal transmitted from the source station to a destination node based on the received signal, the source signal and the relay signal being signals encoded in a Space Frequency Block Code (SFBC) scheme; and a signal transmitting unit which transmits the relay signal to the destination node.

摘要翻译： 提供了空间频率块码信号中继系统。 空间频率块码信号中继系统包括：信号检测单元，经由无线电信道接收从源站发送的源信号并检测接收到的信号; 中继信号生成单元，基于接收信号，生成与从源站发送到目的地节点的源信号对应的中继信号，源信号和中继信号是以空间频率块码（SFBC）方式编码的信号 ; 以及将所述中继信号发送到所述目的地节点的信号发送单元。

公开(公告)号：US07907511B2

公开(公告)日：2011-03-15

申请号：US11924928

申请日：2007-10-26

申请人： Young-Doo Kim ,  Eung Sun Kim ,  Tae Soo Kwon ,  Ui Kun Kwon ,  Gi Hong Im ,  Dong Sik Kim

发明人： Young-Doo Kim ,  Eung Sun Kim ,  Tae Soo Kwon ,  Ui Kun Kwon ,  Gi Hong Im ,  Dong Sik Kim

IPC分类号： H04J11/00

CPC分类号： H04B1/59

摘要： A wireless data transmission method and apparatus are provided for compensating a distortion due to a clipped amplitude when an amplitude of a signal is clipped to reduce a peak to average power ratio (PAPR) in a wireless communication system using an orthogonal frequency division multiplexing (OFDM) scheme and a transmit diversity method using an orthogonal coding. The wireless data transmission apparatus includes a coding unit which Space-Time block codes a first data stream into a plurality of second data streams, the plurality of second data streams being orthogonal to each other; an inverse Fourier transform unit which performs an inverse Fourier transform of each of the Space-Time block coded second data stream and generates a plurality of time domain signals; and a plurality of amplitude clipping units which clips an amplitude of each of the plurality of generated time domain signals.

摘要翻译： 提供了一种无线数据传输方法和装置，用于当信号的幅度被限幅时补偿由于限幅幅度引起的失真，从而在使用正交频分复用（OFDM）的无线通信系统中降低峰均功率比（PAPR） ）方案和使用正交编码的发射分集方法。 无线数据传输装置包括：空时块将第一数据流编码为多个第二数据流的编码单元，多个第二数据流彼此正交; 逆傅立叶变换单元，其执行空时块编码的第二数据流中的每一个的傅里叶逆变换，并生成多个时域信号; 以及多个幅度剪辑单元，其剪辑所述多个所生成的时域信号中的每一个的振幅。

公开(公告)号：US20090176492A1

公开(公告)日：2009-07-09

申请号：US12099743

申请日：2008-04-08

申请人： Tae Soo Kwon ,  Chang Yong Shin ,  Young-Doo Kim ,  Eung Sun Kim

发明人： Tae Soo Kwon ,  Chang Yong Shin ,  Young-Doo Kim ,  Eung Sun Kim

IPC分类号： H04Q7/20 ,  H04B3/36

CPC分类号： H04W72/085 ,  H04B7/022 ,  H04B7/026 ,  H04B7/2606 ,  H04W16/26 ,  H04W36/30

摘要： A mobile station which connects to a base station having a plurality of relays belonging thereto is provided. The mobile station includes a receiving unit which receives a first preamble signal from a first relay and receives a second preamble signal from a second relay, the first relay belonging to a first cluster including an N1 number of relays and the second relay belonging to a second cluster including an N2 number of relays, a control unit which selects the first cluster as an access cluster to connect to the base station, based on the first preamble signal and the second preamble signal, and a transmission unit which transmits an access request message to the first relay, wherein the access request message is transmitted to the base station via the first relay.

摘要翻译： 提供了连接到具有属于其的多个继电器的基站的移动台。 移动站包括：接收单元，其接收来自第一中继的第一前同步信号，并从第二中继接收第二前置信号，所述第一中继属于包含N1个继电器的第一群，所述第二中继属于第二中继 包括N2个继电器的集群，基于第一前导信号和第二前导信号选择第一集群作为接入集群以连接到基站的控制单元，以及发送单元，其将接入请求消息发送到 所述第一中继器，其中所述接入请求消息经由所述第一中继发送到所述基站。

公开(公告)号：US20090016256A1

公开(公告)日：2009-01-15

申请号：US11937615

申请日：2007-11-09

申请人： Young-Doo KIM ,  Eung Sun Kim ,  Tae Soo Kwon

发明人： Young-Doo KIM ,  Eung Sun Kim ,  Tae Soo Kwon

IPC分类号： H04B7/14

CPC分类号： H04B7/1555

摘要： A method of determining an optimal transmission mode and a data frame structure for determining an optimal transmission mode in a data transmission system using a relay, are provided. Any one of a base station, a relay, and a mobile station determines an optimal transmission mode from among a plurality of transmission modes, and the base station transmits the determined optimal transmission mode by enabling the determined optimal transmission mode to be included in the system information duration of the data frame, so that the overall relay system can transmit data according to the optimal transmission mode.

摘要翻译： 提供一种确定最佳传输模式的方法和用于使用继电器在数据传输系统中确定最佳传输模式的数据帧结构。 基站，中继站和移动站中的任一个从多个传输模式中确定最佳传输模式，并且基站通过使所确定的最佳传输模式能够被包括在系统中来发送确定的最佳传输模式 数据帧的信息持续时间，使得总体中继系统可以根据最佳传输模式传输数据。

公开(公告)号：US08548378B2

公开(公告)日：2013-10-01

申请号：US12099743

申请日：2008-04-08

申请人： Tae Soo Kwon ,  Chang Yong Shin ,  Young-Doo Kim ,  Eung Sun Kim

发明人： Tae Soo Kwon ,  Chang Yong Shin ,  Young-Doo Kim ,  Eung Sun Kim

IPC分类号： H04B7/185

CPC分类号： H04W72/085 ,  H04B7/022 ,  H04B7/026 ,  H04B7/2606 ,  H04W16/26 ,  H04W36/30

摘要： A mobile station which connects to a base station having a plurality of relays belonging thereto is provided. The mobile station includes a receiving unit which receives a first preamble signal from a first relay and receives a second preamble signal from a second relay, the first relay belonging to a first cluster including an N1 number of relays and the second relay belonging to a second cluster including an N2 number of relays, a control unit which selects the first cluster as an access cluster to connect to the base station, based on the first preamble signal and the second preamble signal, and a transmission unit which transmits an access request message to the first relay, wherein the access request message is transmitted to the base station via the first relay.

摘要翻译： 提供了连接到具有属于其的多个继电器的基站的移动台。 移动站包括：接收单元，其接收来自第一中继的第一前同步信号，并从第二中继接收第二前置信号，所述第一中继属于包含N1个继电器的第一群，所述第二中继属于第二中继 包括N2个继电器的集群，基于第一前导信号和第二前导信号选择第一集群作为接入集群以连接到基站的控制单元，以及发送单元，其将接入请求消息发送到 所述第一中继器，其中所述接入请求消息经由所述第一中继发送到所述基站。

公开(公告)号：US08023447B2

公开(公告)日：2011-09-20

申请号：US11937615

申请日：2007-11-09

申请人： Young-Doo Kim ,  Eung Sun Kim ,  Tae Soo Kwon

发明人： Young-Doo Kim ,  Eung Sun Kim ,  Tae Soo Kwon

IPC分类号： H04B7/14

CPC分类号： H04B7/1555

摘要： A method of determining an optimal transmission mode and a data frame structure for determining an optimal transmission mode in a data transmission system using a relay, are provided. Any one of a base station, a relay, and a mobile station determines an optimal transmission mode from among a plurality of transmission modes, and the base station transmits the determined optimal transmission mode by enabling the determined optimal transmission mode to be included in the system information duration of the data frame, so that the overall relay system can transmit data according to the optimal transmission mode.

摘要翻译： 提供一种确定最佳传输模式的方法和用于使用继电器在数据传输系统中确定最佳传输模式的数据帧结构。 基站，中继站和移动站中的任一个从多个传输模式中确定最佳传输模式，并且基站通过使所确定的最佳传输模式能够被包括在系统中来发送确定的最佳传输模式 数据帧的信息持续时间，使得总体中继系统可以根据最佳传输模式传输数据。

公开(公告)号：US08559991B2

公开(公告)日：2013-10-15

申请号：US12626644

申请日：2009-11-26

申请人： Young-Doo Kim ,  Chan Soo Hwang ,  Eung Sun Kim

发明人： Young-Doo Kim ,  Chan Soo Hwang ,  Eung Sun Kim

IPC分类号： H04B15/00

CPC分类号： H04W72/048 ,  H04W72/082

摘要： Provided is a signal transmission system including a terminal to receive a signal using an interference alignment scheme, and a transmitting base station to transmit, to the terminal, a signal where interference is aligned. The transmitting base station may select, from a plurality of terminals, a target terminal to receive the signal using the interference alignment scheme. The selected target terminal may receive the signal from the transmitting base station and receive interference signals from a plurality of interference base stations.

摘要翻译： 提供了一种信号传输系统，其包括使用干扰对准方案接收信号的终端，以及发射基站，向终端发送干扰对准的信号。 发送基站可以从多个终端中选择目标终端，以使用干扰对准方案来接收信号。 所选择的目标终端可以从发射基站接收信号并从多个干扰基站接收干扰信号。