公开(公告)号：US08917687B2

公开(公告)日：2014-12-23

申请号：US13641884

申请日：2011-04-20

申请人： Zhihua Shi ,  Jianjun Liu ,  Qixing Wang ,  Xiaodong Xu ,  Guangyi Liu

发明人： Zhihua Shi ,  Jianjun Liu ,  Qixing Wang ,  Xiaodong Xu ,  Guangyi Liu

IPC分类号： H04W4/00 ,  G01R31/08 ,  G06F11/00 ,  G08C15/00 ,  H04J1/16 ,  H04J3/14 ,  H04L1/00 ,  H04L12/26 ,  H04L5/00 ,  H04L27/26

CPC分类号： H04L5/0023 ,  H04L5/005 ,  H04L27/2613

摘要： A method, an apparatus and a system for sending Sounding Reference Signal (SRS) and a method, an apparatus and a system for receiving SRS are disclosed in the present invention, which are used to reduce the requirement for Time Frequency Code (TFC) resource during the process of sending the SRS, and meanwhile to ensure the precision of channel information estimation. The method includes the steps of: determining a first frequency band required by sending the SRS, and determining a second frequency band whose width is smaller than the width of the first frequency band; according to the mode that the average interval for sending the SRS on the first frequency band is larger than the average interval for sending the SRS on the second frequency band, respectively sending the SRS on the first frequency band and the second frequency band.

摘要翻译： 本发明公开了一种用于发送探测参考信号（SRS）的方法，装置和系统以及用于接收SRS的方法，装置和系统，用于减少对时间频率（TFC）资源的需求 在发送SRS的过程中，同时确保信道信息估计的精度。 该方法包括以下步骤：确定通过发送SRS所需的第一频带，确定宽度小于第一频带的宽度的第二频带; 根据在第一频带发送SRS的平均间隔大于在第二频带发送SRS的平均间隔，分别在第一频带和第二频带上发送SRS的模式。

公开(公告)号：US09451602B2

公开(公告)日：2016-09-20

申请号：US13810207

申请日：2011-07-04

申请人： Jianjun Liu ,  Qixing Wang ,  Zhihua Shi ,  Chengkang Pan ,  Xiaodong Xu ,  Guangyi Liu

发明人： Jianjun Liu ,  Qixing Wang ,  Zhihua Shi ,  Chengkang Pan ,  Xiaodong Xu ,  Guangyi Liu

IPC分类号： H04W72/04 ,  H04L1/00 ,  H04W72/12

CPC分类号： H04W72/042 ,  H04L1/0026 ,  H04L1/0027 ,  H04L5/0057 ,  H04W72/1273

摘要： Disclosed in embodiments of the present invention are a CSI-RS transmission method, an inspection method and a device thereof. The transmission method comprises: transmitting a CSI-RS via any downlink subframe other than a special subframe, a downlink subframe transmitting a control message, or a downlink subframe transmitting a system message. Embodiments of the present invention enable the CSI-RS to be prevented from conflicting with the control message, the system message, and a message carried by the special subframe.

摘要翻译： 在本发明的实施例中公开了CSI-RS传输方法，检查方法及其装置。 发送方法包括：经由除专用子帧以外的下行链路子帧，发送控制消息的下行链路子帧或发送系统消息的下行链路子帧，发送CSI-RS。 本发明的实施例使得可以防止CSI-RS与控制消息，系统消息和特殊子帧承载的消息相冲突。

公开(公告)号：US20130114560A1

公开(公告)日：2013-05-09

申请号：US13810207

申请日：2011-07-04

申请人： Jianjun Liu ,  Qixing Wang ,  Zhihua Shi ,  Chengkang Pan ,  Xiaodong Xu ,  Guangyi Liu

发明人： Jianjun Liu ,  Qixing Wang ,  Zhihua Shi ,  Chengkang Pan ,  Xiaodong Xu ,  Guangyi Liu

IPC分类号： H04W72/04

CPC分类号： H04W72/042 ,  H04L1/0026 ,  H04L1/0027 ,  H04L5/0057 ,  H04W72/1273

摘要： Disclosed in embodiments of the present invention are a CSI-RS transmission method, an inspection method and a device thereof The transmission method comprises: transmitting a CSI-RS via any downlink subframe other than a special subframe, a downlink subframe transmitting a control message, or a downlink subframe transmitting a system message. Embodiments of the present invention enable the CSI-RS to be prevented from conflicting with the control message, the system message, and a message carried by the special subframe.

摘要翻译： 本发明的实施例中公开了一种CSI-RS传输方法，检查方法及其装置。传输方法包括：经由除特殊子帧以外的下行链路子帧，发送控制消息的下行链路子帧， 或发送系统消息的下行链路子帧。 本发明的实施例使得可以防止CSI-RS与控制消息，系统消息和特殊子帧承载的消息相冲突。

公开(公告)号：US20130070719A1

公开(公告)日：2013-03-21

申请号：US13700990

申请日：2011-05-30

申请人： Xiaodong Xu ,  Zhihua Shi ,  Jianjun Liu ,  Qixing Wang ,  Guangyi Liu

发明人： Xiaodong Xu ,  Zhihua Shi ,  Jianjun Liu ,  Qixing Wang ,  Guangyi Liu

IPC分类号： H04W72/04

CPC分类号： H04W72/04 ,  H04L5/0007 ,  H04L5/005 ,  H04L5/0051 ,  H04L5/0057 ,  H04W24/10

摘要： A method and apparatus for transmitting a downlink channel measurement reference signal and a method and apparatus for receiving the downlink channel measurement reference signal are provided in the present invention. The transmission method comprises the following steps: a network side determines other Orthogonal Frequency Division Multiplexing (OFDM) symbols except the OFDM symbols used for transmitting control signal, the OFDM symbols used for transmitting the Cell specific Reference Signal (CRS) and the OFDM symbols used for transmitting the Demodulation Reference Signal (DM-RS), and transmitting the downlink channel measurement reference signal (CSI-RS) on the determined other OFDM symbols. The specific solution that a transmitter transmits the downlink channel measurement reference signal and a UE receives the CSI-RS signal is provided by the present invention, and transmitter could transmit and receive the CSI-RS signal according to the solution provided by the present invention.

摘要翻译： 本发明提供了一种用于发送下行链路信道测量参考信号的方法和装置以及用于接收下行链路信道测量参考信号的方法和装置。 传输方法包括以下步骤：网络侧确定除了用于发送控制信号的OFDM符号之外的其他正交频分复用（OFDM）符号，用于发送小区特定参考信号（CRS）的OFDM符号和使用的OFDM符号 用于发送解调参考信号（DM-RS），以及在所确定的其他OFDM符号上发送下行链路信道测量参考信号（CSI-RS）。 本发明提供了发射机发送下行链路信道测量参考信号和UE接收CSI-RS信号的具体解决方案，发射机可以根据本发明提供的解决方案发送和接收CSI-RS信号。

公开(公告)号：US20130039319A1

公开(公告)日：2013-02-14

申请号：US13641884

申请日：2011-04-20

申请人： Zhihua Shi ,  Jianjun Liu ,  Qixing Wang ,  Xiaodong Xu ,  Guangyi Liu

发明人： Zhihua Shi ,  Jianjun Liu ,  Qixing Wang ,  Xiaodong Xu ,  Guangyi Liu

IPC分类号： H04W72/04

CPC分类号： H04L5/0023 ,  H04L5/005 ,  H04L27/2613

摘要： A method, an apparatus and a system for sending Sounding Reference Signal (SRS) and a method, an apparatus and a system for receiving SRS are disclosed in the present invention, which are used to reduce the requirement for Time Frequency Code (TFC) resource during the process of sending the SRS, and meanwhile to ensure the precision of channel information estimation. The method includes the steps of: determining a first frequency band required by sending the SRS, and determining a second frequency band whose width is smaller than the width of the first frequency band; according to the mode that the average interval for sending the SRS on the first frequency band is larger than the average interval for sending the SRS on the second frequency band, respectively sending the SRS on the first frequency band and the second frequency band.

摘要翻译： 本发明公开了一种用于发送探测参考信号（SRS）的方法，装置和系统以及用于接收SRS的方法，装置和系统，用于减少对时间频率（TFC）资源的需求 在发送SRS的过程中，同时确保信道信息估计的精度。 该方法包括以下步骤：确定通过发送SRS所需的第一频带，确定宽度小于第一频带的宽度的第二频带; 根据在第一频带发送SRS的平均间隔大于在第二频带发送SRS的平均间隔，分别在第一频带和第二频带上发送SRS的模式。

公开(公告)号：US08351955B2

公开(公告)日：2013-01-08

申请号：US13142144

申请日：2009-12-24

申请人： Qixing Wang ,  Dajie Jiang ,  Guangyi Liu

发明人： Qixing Wang ,  Dajie Jiang ,  Guangyi Liu

IPC分类号： H04W72/00

CPC分类号： H04B7/026 ,  H04B7/024 ,  H04B7/0691 ,  H04B7/0874

摘要： A method and device for determining an antenna cooperation set, and a method and device for determining a base station cooperation set in the mobile communication field are provided. The method includes that a signal joint processing system obtains the channel quality between a mobile terminal and at least two base stations, determines the base stations, which are corresponding to the channel quality higher than the channel quality threshold, as the cooperation base station set of the mobile terminal. Because the channel quality between the mobile terminal and the antenna of each base station is used to determine the cooperation antenna set dynamically, therefore, the determined cooperation antenna set includes the antennae that have very strong interference to the mobile terminal, or the antennae that have been strongly interfered by the mobile station. By performing signal joint processing to the antennae, signal interference among adjacent cells can be reduced, better accuracy for detecting mobile terminal signals can be obtained, the accuracy for receiving signals by the mobile station is improved, and namely the communication quality between the mobile terminal and the base stations is improved.

摘要翻译： 提供了一种用于确定天线协作集的方法和装置，以及用于确定移动通信领域中的基站协作集的方法和装置。 该方法包括：信号联合处理系统获取移动终端与至少两个基站之间的信道质量，确定与信道质量阈值相比较的信道质量对应的基站作为协作基站组 移动终端。 因为移动终端和每个基站的天线之间的信道质量被用于动态地确定协作天线组，所以确定的协作天线组包括对移动终端具有非常强的干扰的天线或具有 受到移动台的强烈干扰。 通过对天线执行信号联合处理，可以减少相邻小区之间的信号干扰，可以获得更好的检测移动终端信号的精度，提高移动台接收信号的准确性，即移动终端之间的通信质量 基站改善。

公开(公告)号：US20100296386A1

公开(公告)日：2010-11-25

申请号：US12811157

申请日：2008-11-21

申请人： Guangyi Liu ,  Lu Han ,  Qixing Wang ,  Yuhong Huang

发明人： Guangyi Liu ,  Lu Han ,  Qixing Wang ,  Yuhong Huang

IPC分类号： H04J11/00

CPC分类号： H04L5/0016 ,  H04L27/2636 ,  H04L27/2647

摘要： A method of wideband radio transmission is disclosed, the method includes the following steps: obtaining the parallel data symbols; encoding the obtaining parallel data symbols respectively; superposing the encoded data symbols; performing the fast Fourier inverse transform for the superposed data symbols and transmitting them. Applying the solution, the transmission efficiency and the transmission dependability of the OFDM system is raised. An apparatus for wideband radio transmission and a transmission system are also disclosed.

摘要翻译： 公开了一种宽带无线传输方法，该方法包括以下步骤：获得并行数据符号; 分别对获得的并行数据符号进行编码; 叠加编码数据符号; 对叠加的数据符号执行快速傅里叶逆变换并传输它们。 应用该方案，提高了OFDM系统的传输效率和传输可靠性。 还公开了一种用于宽带无线电传输和传输系统的装置。

公开(公告)号：US20110281591A1

公开(公告)日：2011-11-17

申请号：US13142144

申请日：2009-12-24

申请人： Qixing Wang ,  Dajie Jiang ,  Guangyi Liu

发明人： Qixing Wang ,  Dajie Jiang ,  Guangyi Liu

IPC分类号： H04W72/08

CPC分类号： H04B7/026 ,  H04B7/024 ,  H04B7/0691 ,  H04B7/0874

摘要： A method and device for determining an antenna cooperation set, and a method and device for determining a base station cooperation set in the mobile communication field are provided. The method includes that a signal joint processing system obtains the channel quality between a mobile terminal and at least two base stations, determines the base stations, which are corresponding to the channel quality higher than the channel quality threshold, as the cooperation base station set of the mobile terminal. Because the channel quality between the mobile terminal and the antenna of each base station is used to determine the cooperation antenna set dynamically, therefore, the determined cooperation antenna set includes the antennae that have very strong interference to the mobile terminal, or the antennae that have been strongly interfered by the mobile station. By performing signal joint processing to the antennae, signal interference among adjacent cells can be reduced, better accuracy for detecting mobile terminal signals can be obtained, the accuracy for receiving signals by the mobile station is improved, and namely the communication quality between the mobile terminal and the base stations is improved.

摘要翻译： 提供了一种用于确定天线协作集的方法和装置，以及用于确定移动通信领域中的基站协作集的方法和装置。 该方法包括：信号联合处理系统获取移动终端与至少两个基站之间的信道质量，确定与信道质量阈值相比较的信道质量对应的基站作为协作基站组 移动终端。 因为移动终端和每个基站的天线之间的信道质量被用于动态地确定协作天线组，所以确定的协作天线组包括对移动终端具有非常强的干扰的天线或具有 受到移动台的强烈干扰。 通过对天线执行信号联合处理，可以减少相邻小区之间的信号干扰，可以获得更好的检测移动终端信号的精度，提高移动台接收信号的准确性，即移动终端之间的通信质量 基站改善。

公开(公告)号：US20100284427A1

公开(公告)日：2010-11-11

申请号：US12810836

申请日：2008-11-21

申请人： Guangyi Liu ,  Lu Han ,  Qixing Wang ,  Yuhong Huang

发明人： Guangyi Liu ,  Lu Han ,  Qixing Wang ,  Yuhong Huang

IPC分类号： H04J13/00

CPC分类号： H04L1/0041 ,  H03M13/23 ,  H03M13/41 ,  H04L1/0009 ,  H04L1/005 ,  H04L1/0059 ,  H04L1/0065

摘要： A method, a communication device for transmitting data in a communication system, and the communication system. The method includes: detecting the current channel quality; determining the overlapping coding times corresponding to the detected channel quality according to the corresponding relation between the channel quality and the overlapping coding frequency; performing coding operation of overlapping coding multiplexing technique to the data which is to be transmitted using the determined overlapping coding times and transmitting the coded data. The method improves the reliability of data transmission under the circumstance of channel quality being relatively poor, and improves the transmission efficiency, avoids the resource waste under the circumstance of channel quality being better.

摘要翻译： 一种方法，用于在通信系统中发送数据的通信装置和通信系统。 该方法包括：检测当前信道质量; 根据信道质量与重叠编码频率之间的对应关系确定与检测到的信道质量相对应的重叠编码次数; 使用所确定的重叠编码时间对重叠编码复用技术进行编码操作，并发送编码数据。 该方法在信道质量相对较差的情况下提高了数据传输的可靠性，提高了传输效率，避免了信道质量下的资源浪费。

公开(公告)号：US09094061B2

公开(公告)日：2015-07-28

申请号：US13266406

申请日：2010-04-27

申请人： Qixing Wang ,  Dajie Jiang ,  Guangyi Liu

发明人： Qixing Wang ,  Dajie Jiang ,  Guangyi Liu

IPC分类号： G01R31/08 ,  G06F11/08 ,  G08C15/00 ,  H04J1/16 ,  H04J3/14 ,  H04B7/02 ,  H04L25/03 ,  H04B7/06 ,  H04J11/00 ,  H04L5/00 ,  H04L1/20 ,  H04B17/336 ,  H04W72/08 ,  H04L1/00

CPC分类号： H04B7/024 ,  H04B7/0617 ,  H04B17/336 ,  H04J11/0053 ,  H04L1/0003 ,  H04L1/0009 ,  H04L1/0025 ,  H04L1/20 ,  H04L5/0025 ,  H04L5/0037 ,  H04L25/03305 ,  H04L25/03331 ,  H04W72/082

摘要： A method for controlling the downlink transmission and a device for the signal associated processing in the coordinated multi-point transmission system are provided, which relate to the mobile communication technology, for optimizing the downlink transmission control in the coordinated multi-point transmission system. The embodiment aims at the coordinated multi-point transmission system, and in the base station side according to the SINR1 level of the frequency domain resource block fed back by the user, the mating result of the user, the associated resource allocation result and the pretreatment weight value result, determines the Modulation and Coding Scheme (MCS) level of the scheduled user channel to provide the accuracy of the MCS level, thus optimizing the downlink resource configurations, further increasing the throughput of the system.

摘要翻译： 提供了一种用于控制下行链路传输的方法和用于协调多点传输系统中的信号相关处理的装​​置，其涉及移动通信技术，用于优化协调多点传输系统中的下行链路传输控制。 本实施例针对协调多点传输系统，并且在基站侧根据用户反馈的频域资源块的SINR1级别，用户的匹配结果，相关资源分配结果和预处理 权重值结果，确定调度用户信道的调制和编码方案（MCS）级别，以提供MCS级别的准确性，从而优化下行链路资源配置，进一步增加系统的吞吐量。