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11. 发明申请

US20110032835A1 METHOD AND BASE STATION FOR OBTAINING CHANNEL QUALITY INDICATOR INFORMATION 有权
标题翻译：获取渠道质量指标信息的方法和基站
公开(公告)号：US20110032835A1
公开(公告)日：2011-02-10
申请号：US12821044
申请日：2010-06-22
申请人： Jianchi Zhu , Xiaoming She , Xiang Yun , Lan Chen
发明人： Jianchi Zhu , Xiaoming She , Xiang Yun , Lan Chen
IPC分类号： H04L12/26
CPC分类号： H04L1/0026 , H04L1/0003 , H04L1/0009 , H04L1/20
摘要： Embodiments of the present invention include a method and base station for obtaining Channel Quality Indicator (CQI) information. One embodiment of the method includes: receiving, by a base station, quantized channel information, quantization error, Inter-Cell Interference (ICI) power and noise power fed back by each User Equipment (UE) after channel estimation; and estimating, by the base station, a CQI corresponding to each UE to obtain an estimated CQI value corresponding to each UE according to the quantized channel information, the quantization error, the ICI power and the noise power which are fed back by the UE as well as an instantaneous precoding vector or matrix of each UE. Through the embodiments, the base station can obtain more precise CQI information of each UE so as to select a precise modulation and coding scheme and to increase system throughput.
摘要翻译：本发明的实施例包括一种用于获得信道质量指示符（CQI）信息的方法和基站。该方法的一个实施例包括：在信道估计之后由基站接收由每个用户设备（UE）反馈的量化信道信息，量化误差，小区间干扰（ICI）功率和噪声功率; 并且由基站估计与每个UE相对应的CQI，以根据由UE反馈的量化信道信息，量化误差，ICI功率和噪声功率来获得与每个UE对应的估计CQI值，作为以及每个UE的瞬时预编码向量或矩阵。通过实施例，基站可以获得每个UE的更精确的CQI信息，以便选择精确的调制和编码方案并提高系统吞吐量。

12. 发明授权

US08254938B2 Method for coordinated multi-cell transmission, central controller and user equipment 有权
标题翻译：协调多小区传输方法，中央控制器和用户设备
公开(公告)号：US08254938B2
公开(公告)日：2012-08-28
申请号：US12840171
申请日：2010-07-20
申请人： Jianchi Zhu , Xiaoming She , Xiang Yun , Lan Chen
发明人： Jianchi Zhu , Xiaoming She , Xiang Yun , Lan Chen
IPC分类号： H04W36/00 , H04H20/71 , H04K1/10
CPC分类号： H04B7/022 , H04B7/024 , H04L5/0035 , H04L5/0091
摘要： Embodiments of the present invention disclose a method for coordinated multi-cell transmission, a central controller and a User Equipment (UE). In one embodiment, the method includes: determining, by a central controller, at least one candidate cooperating set in a super-cell, wherein each cell in the super-cell belongs to at least one candidate cooperating set, and broadcasting information of the at least one candidate cooperating set determined to all UEs in the super-cell; selecting, by each UE, a candidate cooperating set from the at least one candidate cooperating set as a cooperating set of the UE, and feeding back information of the cooperating set selected to the central controller; and determining, by the central controller, all cooperating sets in the super-cell and UEs participating in cooperation in each cooperating set according to the information of the selected cooperating set fed back by each UE.
摘要翻译：本发明的实施例公开了一种用于协调多小区传输的方法，中央控制器和用户设备（UE）。在一个实施例中，该方法包括：由中央控制器确定超小区中的至少一个候选协作集合，其中超小区中的每个小区属于至少一个候选协作集，并且广播信息为超级小区中的所有UE确定的至少一个候选协作集; 从所述至少一个候选协作集合中选择所述候选协作集合作为所述UE的协作集合，并将所选择的所述协作集合的信息反馈给所述中央控制器; 以及由所述中央控制器根据由每个UE反馈的所选择的合作集的信息，确定所述超小区中的所有协作集合以及参与每个协作集合中的协作的UE。

13. 发明授权

US09647806B2 Method for configuring coordinated multipoint transmission 有权
公开(公告)号：US09647806B2
公开(公告)日：2017-05-09
申请号：US14112270
申请日：2012-04-23
申请人： Satoshi Nagata , Jianchi Zhu , Mingju Li , Xiaoming She , Lan Chen
发明人： Satoshi Nagata , Jianchi Zhu , Mingju Li , Xiaoming She , Lan Chen
IPC分类号： H04W72/00 , H04L5/00 , H04W72/04 , H04B7/024 , H04L1/00 , H04L1/18 , H04B7/06
CPC分类号： H04L5/0035 , H04B7/024 , H04B7/0452 , H04B7/0617 , H04B7/0619 , H04B7/0626 , H04L1/0026 , H04L1/1887 , H04W72/04 , H04W72/1231
摘要： Provided is a method for configuring coordinated multipoint transmission (CoMP) of the present invention. The method includes: providing a transmission mode to support CoMP and, at a base station (eNB), configuring the transmission mode to support CoMP to a user terminal (UE) by radio resource control (RRC) signaling. According to the method of the present invention, it becomes possible to configure CoMP so that the LTE system can support the CoMP function.

14. 发明申请

US20140050111A1 RECEIVING APPARATUS, DATA RECEIVING METHOD, AND CHANNEL ESTIMATING APPARATUS AND METHOD THEREFOR 有权
标题翻译：接收装置，数据接收方法和信道估计装置及其方法
公开(公告)号：US20140050111A1
公开(公告)日：2014-02-20
申请号：US14112265
申请日：2012-04-20
申请人： Satoshi Nagata , Hidekazu Taoka , Jianchi Zhu , Xiaoming She , Lan Chen
发明人： Satoshi Nagata , Hidekazu Taoka , Jianchi Zhu , Xiaoming She , Lan Chen
IPC分类号： H04L25/02
CPC分类号： H04L25/0202 , H04J11/0036 , H04J11/005 , H04L25/0204 , H04L25/03891
摘要： Disclosed are a receiving apparatus, a data receiving method, a channel estimating apparatus and a channel estimating method for multi-user interference (MUI) signals according to the present invention. The channel estimating apparatus for MUI signals has: a user type determining section configured to determine whether a UE apparatus corresponding to an own station belongs to a first type user or a second type user and to determine demodulation information to use in channel estimation of MUI signals based on the type of the UE apparatus corresponding to the own station; and a second channel estimating section configured to perform channel estimation of a multi-user interference signal based on the determined demodulation information to use in channel estimation of MUI signals. In the present invention, the UE apparatus is classified by type and the demodulation information to use in channel estimation of MUI signals is determined based on the type of the UE apparatus. With this structure, it is possible to improve channel estimation accuracy and further to improve the performance of data reception and user and cell throughputs.
摘要翻译：公开了根据本发明的接收装置，数据接收方法，信道估计装置和用于多用户干扰（MUI）信号的信道估计方法。用于MUI信号的信道估计装置具有：用户类型确定部分，用于确定与本站对应的UE装置是属于第一类用户还是第二类用户，并确定在MUI信号的信道估计中使用的解调信息基于对应于本站的UE装置的类型; 以及第二信道估计部，被配置为基于所确定的解调信息来执行多用户干扰信号的信道估计，以在MUI信号的信道估计中使用。在本发明中，根据类型对UE装置进行分类，并根据UE装置的种类来确定在MUI信号的信道估计中使用的解调信息。利用这种结构，可以提高信道估计精度并进一步提高数据接收的性能和用户和小区吞吐量。

15. 发明申请

US20140133419A1 METHOD FOR COORDINATING INTER-CELL INTERFERENCE IN RADIO NETWORK, BASE STATION AND RADIO NETWORK 审中-公开
标题翻译：用于协调无线网络，基站和无线网络中的细胞间干扰的方法
公开(公告)号：US20140133419A1
公开(公告)日：2014-05-15
申请号：US14117686
申请日：2012-05-10
申请人： Satoshi Nagata , Yu Jiang , Jing Wang , Xiaoming She , Lan Chen
发明人： Satoshi Nagata , Yu Jiang , Jing Wang , Xiaoming She , Lan Chen
IPC分类号： H04L5/00
CPC分类号： H04L5/0073 , H04W52/244 , H04W72/1257
摘要： Provided are a method for coordinating inter-cell interference in a radio network, a transmission point and the radio network. The method includes: a step A of a normal base station performing scheduling based on feedback information of users of the normal base station and obtain a user scheduling result of the normal base station including a parameter about actual transmission characteristics of the normal base station; a step B of the normal base station obtaining a performance estimating parameter including a parameter about actual transmission characteristics of each of the one or plurality of low-power base stations for both cases of normal base station without transmission and normal base station with transmission; a step C of the normal base station using the performance estimating parameter and the user scheduling result of the normal base station as a basis to determine weighting throughputs of all transmission points for the case of normal base station without transmission and weighting throughputs of all the transmission points for the case of normal base station with transmission; and a step D of the normal base station comparing the weighting throughputs of all the transmission points, obtaining a transmission determination result and performing data transmission based on the transmission determination result.
摘要翻译：提供了一种用于协调无线电网络，传输点和无线电网络中的小区间干扰的方法。该方法包括：正常基站的步骤A，基于正常基站的用户的反馈信息进行调度，获取正常基站的用户调度结果，该结果包括关于正常基站的实际传输特性的参数; 正常基站的步骤B获得包括一个或多个低功率基站中的每个低功率基站的实际传输特性的参数的性能估计参数，用于无传输的普通基站和正常基站的传输; 使用性能估计参数和正常基站的用户调度结果的正常基站的步骤C作为基础来确定在没有传输的情况下的所有发送点的所有发送点的加权吞吐量，以及所有传输的加权吞吐量正常基站传输点数; 以及正常基站的步骤D，比较所有传输点的加权吞吐量，获得传输确定结果并根据传输确定结果执行数据传输。

16. 发明授权

US09307423B2 Method for coordinating inter-cell interference in heterogeneous network and heterogeneous network 有权
标题翻译：用于协调异构网络和异构网络中的小区间干扰的方法
公开(公告)号：US09307423B2
公开(公告)日：2016-04-05
申请号：US14131370
申请日：2012-07-09
申请人： Satoshi Nagata , Jing Wang , Yu Jiang , Xiaoming She , Lan Chen , Hirohito Suda
发明人： Satoshi Nagata , Jing Wang , Yu Jiang , Xiaoming She , Lan Chen , Hirohito Suda
IPC分类号： H04W24/02 , H04W16/14 , H04W72/08 , H04W72/04
CPC分类号： H04W24/02 , H04W16/14 , H04W72/0426 , H04W72/082 , Y02D70/122 , Y02D70/1262
摘要： Provided are a method for coordinating inter-cell interference in a heterogeneous network (HetNet) and the heterogeneous network. The method includes: forming M normal base stations and low-power nodes within coverage of the respective normal base stations in the heterogeneous network into a coordinated group; combining mute/non-mute states of bandwidths of the M normal base stations to obtain a plurality of states of the coordinated group; a user of each of the normal base stations feeding at least one first CQI back to the normal base station; a user of each of the low-power nodes feeding one or more second CQIs back to the low-power node; using the first CQI and the second CQIs as a basis to make capacity estimation of the coordinated group; and setting the mute/non-mute states of the bandwidths of the M normal base stations in accordance with a state of the coordinated group corresponding to an optimal system capacity so as to perform data transmission. In the method for coordinating interference provided by the present invention, M transmission points each including one or more normal base stations and low-power nodes covered by the respective normal base stations can be formed into a coordinated group, thereby extending processing for the normal base stations up to all the transmission points in the coordinated group.
摘要翻译：提供了一种用于协调异构网络（HetNet）和异构网络中的小区间干扰的方法。该方法包括：将异构网络中相应正常基站的覆盖范围内的M个正常基站和低功率节点形成协调组; 组合M个正常基站的静音/非静音带宽，以获得协调组的多个状态; 每个正常基站的用户将至少一个第一CQI馈送回正常基站; 每个低功率节点的用户将一个或多个第二CQI馈送回所述低功率节点; 使用第一CQI和第二CQI作为进行协调组的容量估计的基础; 以及根据与最佳系统容量相对应的协调组的状态来设置M个正常基站的带宽的静音/非静音状态，以执行数据传输。在本发明提供的干扰协调方法中，可以将由各个正常基站覆盖的一个或多个正常基站和低功率节点组成的M个发送点形成为协调组，从而扩展正常基站的处理到达协调组中的所有传输点的站。

17. 发明授权

US09414251B2 Method for determining multi-user channel quality in mobile communication system, and user terminal and base station therefor 有权
标题翻译：用于确定移动通信系统中的多用户信道质量的方法，以及用户终端和基站
公开(公告)号：US09414251B2
公开(公告)日：2016-08-09
申请号：US14112272
申请日：2012-04-20
申请人： Satoshi Nagata , Yang Song , Xiaoming She , Lan Chen
发明人： Satoshi Nagata , Yang Song , Xiaoming She , Lan Chen
IPC分类号： H04J1/16 , H04W24/10 , H04B7/04 , H04L1/00 , H04B17/24 , H04B7/06
CPC分类号： H04W24/10 , H04B7/0452 , H04B7/0632 , H04B7/0636 , H04B17/24 , H04L1/0025 , H04L1/003
摘要： Provided are a method for determining multi-user channel quality in a mobile communication system, a user terminal and a base station of the present invention. The method includes: in each user terminal, calculating the MU CQIs based on a first feedback template notified from a base station that has control over the user terminal or a second feedback template set by the user terminal and feeding the MU CQIs back to the base station. In the first feedback template or the second feedback template, a feedback ratio of MU CQIs for a plurality of hypothetical interference numbers k are defined, k being an integer larger than 0 and smaller than a maximum number of users schedulable by the base station. According to the present invention, it is possible to improve the accuracy in multi-user MIMO scheduling.
摘要翻译：提供了一种用于确定本发明的移动通信系统，用户终端和基站中的多用户信道质量的方法。该方法包括：在每个用户终端中，基于从具有对用户终端的控制的基站通知的第一反馈模板或由用户终端设置的第二反馈模板来计算MU CQI，并将MU CQI送回到基站站。在第一反馈模板或第二反馈模板中，定义多个假想干扰数k的MU CQI的反馈比，k是大于0并小于由基站调度的最大用户数的整数。根据本发明，可以提高多用户MIMO调度的精度。

18. 发明申请

US20140169275A1 METHOD FOR COORDINATING INTER-CELL INTERFERENCE IN HETEROGENEOUS NETWORK AND HETEROGENEOUS NETWORK 有权
标题翻译：用于协调异构网络和异构网络中的细胞间干扰的方法
公开(公告)号：US20140169275A1
公开(公告)日：2014-06-19
申请号：US14131370
申请日：2012-07-09
申请人： Satoshi Nagata , Jing Wang , Yu Jiang , Xiaoming She , Lan Chen , Hirohito Suda
发明人： Satoshi Nagata , Jing Wang , Yu Jiang , Xiaoming She , Lan Chen , Hirohito Suda
IPC分类号： H04W24/02
CPC分类号： H04W24/02 , H04W16/14 , H04W72/0426 , H04W72/082 , Y02D70/122 , Y02D70/1262
摘要： Provided are a method for coordinating inter-cell interference in a heterogeneous network (HetNet) and the heterogeneous network. The method includes: forming M normal base stations and low-power nodes within coverage of the respective normal base stations in the heterogeneous network into a coordinated group; combining mute/non-mute states of bandwidths of the M normal base stations to obtain a plurality of states of the coordinated group; a user of each of the normal base stations feeding at least one first CQI back to the normal base station; a user of each of the low-power nodes feeding one or more second CQIs back to the low-power node; using the first CQI and the second CQIs as a basis to make capacity estimation of the coordinated group; and setting the mute/non-mute states of the bandwidths of the M normal base stations in accordance with a state of the coordinated group corresponding to an optimal system capacity so as to perform data transmission. In the method for coordinating interference provided by the present invention, M transmission points each including one or more normal base stations and low-power nodes covered by the respective normal base stations can be formed into a coordinated group, thereby extending processing for the normal base stations up to all the transmission points in the coordinated group.
摘要翻译：提供了一种用于协调异构网络（HetNet）和异构网络中的小区间干扰的方法。该方法包括：将异构网络中相应正常基站的覆盖范围内的M个正常基站和低功率节点形成协调组; 组合M个正常基站的静音/非静音带宽，以获得协调组的多个状态; 每个正常基站的用户将至少一个第一CQI馈送回正常基站; 每个低功率节点的用户将一个或多个第二CQI馈送回所述低功率节点; 使用第一CQI和第二CQI作为进行协调组的容量估计的基础; 以及根据与最佳系统容量相对应的协调组的状态来设置M个正常基站的带宽的静音/非静音状态，以执行数据传输。在本发明提供的干扰协调方法中，可以将由各个正常基站覆盖的一个或多个正常基站和低功率节点组成的M个发送点形成为协调组，从而扩展正常基站的处理到达协调组中的所有传输点的站。

19. 发明申请

US20140057640A1 METHOD FOR CONFIGURING COORDINATED MULTIPOINT TRANSMISSION 有权
标题翻译：用于配置协调多点传输的方法
公开(公告)号：US20140057640A1
公开(公告)日：2014-02-27
申请号：US14112270
申请日：2012-04-23
申请人： Satoshi Nagata , Jianchi Zhu , Mingju Li , Xiaoming She , Lan Chen
发明人： Satoshi Nagata , Jianchi Zhu , Mingju Li , Xiaoming She , Lan Chen
IPC分类号： H04L5/00
CPC分类号： H04L5/0035 , H04B7/024 , H04B7/0452 , H04B7/0617 , H04B7/0619 , H04B7/0626 , H04L1/0026 , H04L1/1887 , H04W72/04 , H04W72/1231
摘要： Provided is a method for configuring coordinated multipoint transmission (CoMP) of the present invention. The method includes: providing a transmission mode to support CoMP and, at a base station (eNB), configuring the transmission mode to support CoMP to a user terminal (UE) by radio resource control (RRC) signaling. According to the method of the present invention, it becomes possible to configure CoMP so that the LTE system can support the CoMP function.
摘要翻译：提供了一种用于配置本发明的协同多点传输（CoMP）的方法。该方法包括：提供支持CoMP的传输模式，并且在基站（eNB）处，通过无线资源控制（RRC）信令，配置传输模式以向用户终端（UE）支持CoMP。根据本发明的方法，可以配置CoMP使得LTE系统能够支持CoMP功能。

20. 发明授权

US09444652B2 Receiving apparatus, data receiving method, and channel estimating apparatus and method therefor 有权
标题翻译：接收装置，数据接收方法以及信道估计装置及方法
公开(公告)号：US09444652B2
公开(公告)日：2016-09-13
申请号：US14112265
申请日：2012-04-20
申请人： Satoshi Nagata , Hidekazu Taoka , Jianchi Zhu , Xiaoming She , Lan Chen
发明人： Satoshi Nagata , Hidekazu Taoka , Jianchi Zhu , Xiaoming She , Lan Chen
IPC分类号： H04L12/26 , H04L25/02 , H04J11/00 , H04L25/03
CPC分类号： H04L25/0202 , H04J11/0036 , H04J11/005 , H04L25/0204 , H04L25/03891
摘要： In the present disclosure, the UE apparatus is classified by type and the demodulation information to use in channel estimation of MUI signals is determined based on the type of the UE apparatus. The channel estimating apparatus for MUI signals has: a user type determining circuit that determines whether a UE apparatus corresponding to an own station belongs to a first type user or a second type user and determines demodulation information to use in channel estimation of MUI signals based on the type of the UE apparatus corresponding to the own station; and a channel estimating circuit that performs channel estimation of a multi-user interference signal based on the determined demodulation information to use in channel estimation of MUI signals. With this structure, it is possible to improve channel estimation accuracy and further to improve the performance of data reception and user and cell throughputs.
摘要翻译：在本公开中，UE装置根据类型进行分类，并且基于UE装置的类型来确定在MUI信号的信道估计中使用的解调信息。用于MUI信号的信道估计装置具有：用户类型确定电路，其确定与本站相对应的UE装置是属于第一类型用户还是属于第二类用户，并且基于以下方式确定用于MUI信号的信道估计的解调信息：对应于本站的UE装置的类型; 以及信道估计电路，其基于所确定的解调信息来执行多用户干扰信号的信道估计，以在MUI信号的信道估计中使用。利用这种结构，可以提高信道估计精度并进一步提高数据接收的性能和用户和小区吞吐量。

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