公开(公告)号：US09402192B2

公开(公告)日：2016-07-26

申请号：US13810487

申请日：2011-07-15

申请人： Qinglin Luo ,  Jing Shi ,  Yan Zhao

发明人： Qinglin Luo ,  Jing Shi ,  Yan Zhao

IPC分类号： H04B17/12 ,  H04B7/02 ,  H04W24/08 ,  H04W24/00

CPC分类号： H04W24/00 ,  H04B7/024 ,  H04B17/12 ,  H04W24/08

摘要： The present invention provides a method and device for calibrating antenna reciprocity via OTA in a base station of wireless network, and the method comprises: determining, based on a predefined rule, a plurality of calibrating UEs out of a plurality of UEs, and antennas, to be calibrated by the plurality of calibrating UEs, of the plurality of base stations, wherein the plurality of calibrating UEs are configured to calibrate antennas of the plurality of base stations; and calibrating, according to the determined calibration relationship, the antennas reciprocity of the plurality of base stations based on the plurality of calibrating UEs. With the method of present invention, communication channel model can be calibrated effectively so as to enhance antenna reciprocity in CoMP scenario.

摘要翻译： 本发明提供了一种用于在无线网络的基站中经由OTA来校准天线互易性的方法和装置，并且所述方法包括：基于预定规则，确定多个UE中的多个校准UE以及天线， 由所述多个基站中的多个校准UE校准，其中所述多个校准UE被配置为校准所述多个基站中的天线; 以及根据所确定的校准关系，基于所述多个校准UE来校准所述多个基站的天线互易性。 利用本发明的方法，可以有效地校准通信信道模型，以便增强CoMP场景中的天线互易性。

公开(公告)号：US09077467B2

公开(公告)日：2015-07-07

申请号：US13810521

申请日：2011-07-15

申请人： Jing Shi ,  Qinglin Luo ,  Yan Zhao

发明人： Jing Shi ,  Qinglin Luo ,  Yan Zhao

IPC分类号： H04J3/00 ,  H04W24/08 ,  H04B17/21 ,  H04B17/309 ,  H04B7/02 ,  H04W24/10

CPC分类号： H04J3/00 ,  H04B7/024 ,  H04B17/21 ,  H04B17/309 ,  H04W24/08 ,  H04W24/10

摘要： The present invention provides a method and a device for selecting user terminal so as to enhance calibration for reciprocity error between uplink and downlink, in the purpose of enhancing the accuracy of calibration for reciprocity error between uplink and downlink in TDD system. Wherein, the method comprises the following steps: obtaining channel quality related information between a plurality of first user terminals and a first base station, wherein said channel quality related information is used for indicating channel qualities between said plurality of first user terminals and said first base station; selecting, at least one first user terminal as a calibration user terminal for calibrating said reciprocity error between uplink and downlink, according to said channel quality related information.

摘要翻译： 本发明提供了一种用于选择用户终端的方法和装置，以便在TDD系统中提高上行链路和下行链路之间的互易误差的校准精度，以增强上行链路和下行链路之间的互易误差的校准。 其中，该方法包括以下步骤：在多个第一用户终端与第一基站之间获取信道质量相关信息，其中所述信道质量相关信息用于指示所述多个第一用户终端与所述第一基站之间的信道质量 站; 根据所述信道质量相关信息，选择至少一个第一用户终端作为用于校准上行链路和下行链路之间的所述互易误差的校准用户终端。

公开(公告)号：US20130114478A1

公开(公告)日：2013-05-09

申请号：US13810521

申请日：2011-07-15

申请人： Jing Shi ,  Qinglin Luo ,  Yan Zhao

发明人： Jing Shi ,  Qinglin Luo ,  Yan Zhao

IPC分类号： H04J3/00

CPC分类号： H04J3/00 ,  H04B7/024 ,  H04B17/21 ,  H04B17/309 ,  H04W24/08 ,  H04W24/10

摘要： The present invention provides a method and a device for selecting user terminal so as to enhance calibration for reciprocity error between uplink and down-link, in the purpose of enhancing the accuracy of calibration for reciprocity error between uplink and downlink in TDD system. Wherein, the method comprises the following steps: obtaining channel quality related information between a plurality of first user terminals and a first base station, wherein said channel quality related information is used for indicating channel qualities between said plurality of first user terminals and said first base station; selecting, at least one first user terminal as a calibration user terminal for calibrating said reciprocity error between uplink and downlink, according to said channel quality related information.

摘要翻译： 本发明提供了一种用于选择用户终端的方法和装置，以便在TDD系统中提高上行链路和下行链路之间的互易误差的校准精度，从而增强上行链路和下行链路之间的互易误差的校准。 其中，该方法包括以下步骤：在多个第一用户终端与第一基站之间获取信道质量相关信息，其中所述信道质量相关信息用于指示所述多个第一用户终端与所述第一基站之间的信道质量 站; 根据所述信道质量相关信息，选择至少一个第一用户终端作为用于校准上行链路和下行链路之间的所述互易误差的校准用户终端。

公开(公告)号：US20130114459A1

公开(公告)日：2013-05-09

申请号：US13810487

申请日：2011-07-15

申请人： Qinglin Luo ,  Jing Shi ,  Yan Zhao

发明人： Qinglin Luo ,  Jing Shi ,  Yan Zhao

IPC分类号： H04W24/00

CPC分类号： H04W24/00 ,  H04B7/024 ,  H04B17/12 ,  H04W24/08

摘要： The present invention provides a method and device for calibrating antenna reciprocity via OTA in a base station of wireless network, and the method comprises: determining, based on a predefined rule, a plurality of calibrating UEs out of a plurality of UEs, and antennas, to be calibrated by the plurality of calibrating UEs, of the plurality of base stations, wherein the plurality of calibrating UEs are configured to calibrate antennas of the plurality of base stations; and calibrating, according to the determined calibration relationship, the antennas reciprocity of the plurality of base stations based on the plurality of calibrating UEs. With the method of present invention, communication channel model can be calibrated effectively so as to enhance antenna reciprocity in CoMP scenario.

摘要翻译： 本发明提供了一种用于在无线网络的基站中经由OTA来校准天线互易性的方法和装置，并且所述方法包括：基于预定规则，确定多个UE中的多个校准UE以及天线， 由所述多个基站中的多个校准UE校准，其中所述多个校准UE被配置为校准所述多个基站中的天线; 以及根据所确定的校准关系，基于所述多个校准UE来校准所述多个基站的天线互易性。 利用本发明的方法，可以有效地校准通信信道模型，以便增强CoMP场景中的天线互易性。

公开(公告)号：US20120314563A1

公开(公告)日：2012-12-13

申请号：US13578307

申请日：2010-10-12

申请人： Qinglin Luo ,  Jing Shi

发明人： Qinglin Luo ,  Jing Shi

IPC分类号： H04J3/14

CPC分类号： H04B17/21 ,  H04B17/11 ,  H04B17/12 ,  H04B17/14 ,  H04L25/0212 ,  H04L25/0256

摘要： The present invention provides a method for reciprocity error calibration, comprising steps of: measuring downlink channel response HDL; measuring uplink channel response HUL; calculating one of a user equipment reciprocity error Em and a base station reciprocity error Eb utilizing least square LS criterion based on the HDL and HUL in accordance with a reciprocity model HDL=Em−1HULTEb; calculating the other one of the Em and Eb based on the calculated one of Em and Eb utilizing an algorithm adopting minimum mean square error MMSE criterion; and performing a reciprocity error calibration operation utilizing the calculated user equipment reciprocity error Em and base station reciprocity error Eb. There is further provided a reciprocity error calibration device for performing the reciprocity error calibration method. The reciprocity error calibration method and the reciprocity error calibration device according to the present invention may provide better reciprocity error calibration performance.

摘要翻译： 本发明提供了一种用于互易误差校准的方法，包括以下步骤：测量下行链路信道响应HDL; 测量上行链路信道响应HUL; 使用基于HDL和HUL的最小二乘LS准则，根据互易模型HDL = Em-1HULTEb计算用户设备互易误差Em和基站互易误差Eb之一; 使用采用最小均方误差MMSE准则的算法，基于Em和Eb中的一个计算Em和Eb中的另一个; 以及利用所计算的用户设备互易误差Em和基站互易误差Eb来执行互易误差校准操作。 还提供了一种用于执行互易误差校准方法的互易误差校准装置。 根据本发明的互易误差校准方法和互易误差校准装置可以提供更好的互易误差校准性能。

公开(公告)号：US20120220331A1

公开(公告)日：2012-08-30

申请号：US13505838

申请日：2009-11-04

申请人： Qinglin Luo ,  Jing Shi

发明人： Qinglin Luo ,  Jing Shi

IPC分类号： H04W24/02 ,  H04W88/08

CPC分类号： H04B17/14 ,  H04B7/024 ,  H04B17/21

摘要： The present invention discloses a method and device for self-calibrating an antenna in a base station of a CoMP-based TDD system, where firstly the relative reciprocity {tilde over (w)}i of each pair of base station transmitter and receiver of the present base station relative to a calibration transmitter and receiver is calculated, and the relative reciprocity wi of each pair of base station transmitter and receiver of the present base station relative to a reference base station transmitter and receiver is calculated by selecting one pair of base station transmitter and receiver as the reference base station transmitter and receiver, wherein i=1, 2, . . . , N; then a measurement signal is transmitted from the calibration transmitter of the present base station to the calibration receiver, and a channel response hc,k of the calibration transmitter and receiver of the present base station is measured, wherein hc,k=hct,khcr,k, and k=1, 2, . . . , M; then a channel response hcr,k of the calibration receiver of the present base station is measured; next the absolute reciprocity wc,k of the calibration transmitter and receiver of the present base station is calculated in the formula of w c , k = h c , k ( h cr , k ) 2 ; and finally a global relative calibration weight ŵi of each pair of base station transmitter and receiver of the present base station from an acquired global reference wm is calculated in the formula of w ^ i = w _ i  w t w m . The technical solution of the invention can perform antenna calibration of a CoMP-based TDD radio communication system.

摘要翻译： 本发明公开了一种用于在基于CoMP的TDD系统的基站中自校准天线的方法和装置，其中首先，每对基站发射机和接收机的相对互易性（w）} i 计算相对于校准发射机和接收机的当前基站，并且通过选择一对基站来计算本基站的每对基站发射机和接收机相对于参考基站发射机和接收机的相对互惠wi 发射机和接收机作为参考基站发射机和接收机，其中i = 1,2。 。 。 ，N; 然后将测量信号从本基站的校准发射机发送到校准接收机，并且测量本基站的校准发射机和接收机的信道响应hc，k，其中hc，k = hct，khcr， k，k = 1,2，...。 。 。 ，M; 然后测量本基站的校准接收机的信道响应hcr，k; 接下来，在w c，k = h c，k（h cr，k）2的公式中计算本基站的校准发射机和接收机的绝对互惠wc，k; 最后根据获取的全局参考wm计算本基站的每对基站发射机和接收机的全局相对校准权重ŵi，其公式如下式所示：w ^ i = w _ i w w w w。 本发明的技术方案可以执行基于CoMP的TDD无线电通信系统的天线校准。

公开(公告)号：US20120099469A1

公开(公告)日：2012-04-26

申请号：US13380265

申请日：2009-06-23

申请人： Qinglin Luo ,  Jing Shi

发明人： Qinglin Luo ,  Jing Shi

IPC分类号： H04J3/00 ,  H04W24/00

CPC分类号： H04B7/0434 ,  H04L25/0242 ,  H04W24/00

摘要： The present invention relates to methods of transmitting a signal in a time division duplexing MIMO system and associated apparatuses. According to a first aspect of the present invention, there is provided a method of transmitting a signal in an eNodeB of a time division duplexing multiple input multiple output system. The method includes: A. receiving a signal from a user equipment in a space division multiplexing group and estimating uplink channel characteristics according to the received signal; B. determining reciprocity calibration information between the uplink channel characteristics and downlink channel characteristics; C. determining a downlink precoding matrix using zero forcing according to the uplink channel characteristics and the calibration information and transmitting a downlink signal to the user equipment in the space division multiplexing group according to the determined downlink precoding matrix. And the step B further comprises receiving information associated with a downlink vector channel matrix fed back from the user equipment in the space division multiplexing group and selectively updating the calibration information according to the information associated with the downlink vector channel matrix.

摘要翻译： 本发明涉及在时分双工MIMO系统和相关设备中发送信号的方法。 根据本发明的第一方面，提供了一种在时分双工多输入多输出系统的eNodeB中发送信号的方法。 该方法包括：A.接收来自空分复用组中的用户设备的信号，并根据接收到的信号估计上行链路信道特性; B.确定上行链路信道特性与下行链路信道特性之间的互易校准信息; C.根据上行链路信道特性和校准信息，使用零强制来确定下行链路预编码矩阵，并根据确定的下行链路预编码矩阵向空间复用组中的用户设备发送下行链路信号。 并且步骤B还包括接收与在空分多路复用组中从用户设备反馈的下行链路向量信道矩阵相关联的信息，并且根据与下行链路向量信道矩阵相关联的信息选择性地更新校准信息。

公开(公告)号：US09258823B2

公开(公告)日：2016-02-09

申请号：US13977995

申请日：2012-01-04

申请人： Fanglei Sun ,  Qinglin Luo ,  Wei Fang

发明人： Fanglei Sun ,  Qinglin Luo ,  Wei Fang

IPC分类号： H04W72/08 ,  H04W28/04 ,  H04B7/02 ,  H04W72/12

CPC分类号： H04W72/082 ,  H04B7/024 ,  H04B7/026 ,  H04W28/04 ,  H04W72/1226

摘要： The present invention provides an apparatus for suppressing interference in a coordinated multi-point CoMP transmission system, comprising: frame configuration conflicting detection unit configured to detect conflicting frame configurations; frame configuration conflicting notification unit configured to give a notification of conflicting frame configurations; and interference suppression unit configured to suppress interference between a first CoMP cluster and a second CoMP cluster that are adjacent in the CoMP transmission system when detecting conflicting frame configurations. The present invention further provides a method of suppressing interference in a coordinated multi-point CoMP transmission system. The present invention provides a novel solution that may suppress inter-cell UL/DL ICI by adopting coordinated beamforming (CBF) and coordinated scheduling (CS) in a TDD CoMP system, while maintaining sound implementation of CoMP and flexibility of frame configuration in the TDD system.

摘要翻译： 本发明提供了一种用于抑制协调多点CoMP传输系统中的干扰的装置，包括：帧配置冲突检测单元，被配置为检测冲突帧配置; 帧配置冲突通知单元，被配置为给出冲突帧配置的通知; 以及干扰抑制单元，被配置为当检测到冲突帧配置时，抑制在所述CoMP传输系统中相邻的第一CoMP群集和第二CoMP群集之间的干扰。 本发明还提供一种抑制协调多点CoMP传输系统中的干扰的方法。 本发明提供了一种可以通过在TDD CoMP系统中采用协调波束成形（CBF）和协调调度（CS）来抑制小区间UL / DL ICI的新颖解决方案，同时在TDD中保持CoMP的声音实现和帧配置的灵活性 系统。

公开(公告)号：US20140349570A1

公开(公告)日：2014-11-27

申请号：US14376940

申请日：2012-02-06

申请人： Yuwen Pan ,  Qinglin Luo ,  Tao Yang

发明人： Yuwen Pan ,  Qinglin Luo ,  Tao Yang

IPC分类号： H04W16/26 ,  H04B7/155

CPC分类号： H04W16/26 ,  H04B7/15507 ,  H04W60/00 ,  H04W84/005 ,  H04W84/047 ,  H04W88/04 ,  H04W92/20

摘要： Embodiments relate to an apparatus (2) for a mobile relay station transceiver (4; 10, 12) in a mobile communication system comprising a donor interface (6) for communicating with a donor base station transceiver, the donor interface (6) being operable to submit a request for a tracking area update to the donor base station and a relay interface (8) for communicating with another apparatus for a relay station transceiver, the relay interface (8) being operable to receive tracking area information from the other apparatus for a relay station transceiver.

摘要翻译： 实施方式涉及用于移动通信系统中的移动中继站收发器（4; 10,12）的装置（2），其包括用于与施主基站收发器通信的供体接口（6），所述供体接口（6）可操作 向捐赠者基站和用于与中继站收发信机的另一装置通信的中继接口（8）提交跟踪区域更新请求，所述中继接口（8）可操作以从其他设备接收跟踪区域信息，用于 中继站收发器。

公开(公告)号：US20150011158A1

公开(公告)日：2015-01-08

申请号：US14376956

申请日：2012-02-06

申请人： Qinglin Luo ,  Yuwen Pan ,  Guodong Li

发明人： Qinglin Luo ,  Yuwen Pan ,  Guodong Li

IPC分类号： H04W16/26

CPC分类号： H04W16/26 ,  H04W28/06 ,  H04W84/047 ,  H04W92/16

摘要： Embodiments provide an apparatus, a method, and a computer program for a mobile relay station transceiver. Embodiments may further provide a system and means for mass transportation. An apparatus (10) for a mobile relay station transceiver (100) in a mobile communication system (500) comprises a donor interface (12) operable to communicate with a donor base station transceiver (300) and an air interface (14) operable to communicate with a mobile transceiver (400). The apparatus (10) further comprises a relay interface (16) operable to communicate with another relay station transceiver (200).

摘要翻译： 实施例提供了一种用于移动中继站收发信机的装置，方法和计算机程序。 实施例还可以提供用于大规模运输的系统和装置。 一种用于移动通信系统（500）中的移动中继站收发信机（100）的装置（10），包括：供体接口（12），可操作以与施主基站收发信机（300）进行通信;以及空中接口（14） 与移动收发器（400）通信。 所述设备（10）还包括可操作以与另一中继站收发器（200）通信的中继接口（16）。