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1. 发明申请

WO2016179801A1 METHOD AND APPARATUS FOR CHANNEL STATE INFORMATION FEEDBACK FOR FULL DIMENSIONAL MIMO 审中-公开
标题翻译：用于全尺寸MIMO的信道状态信息反馈的方法和装置
公开(公告)号：WO2016179801A1
公开(公告)日：2016-11-17
申请号：PCT/CN2015/078791
申请日：2015-05-12
申请人： NEC CORPORATION , JIANG, Chuangxin
发明人： JIANG, Chuangxin , GAO, Yukai , WANG, Gang
IPC分类号： H04W24/10
CPC分类号： H04L5/0057 , H04B7/00 , H04B7/0417 , H04B7/0617 , H04B7/0632 , H04B7/0695 , H04L5/0023 , H04L5/0048
摘要： Embodiments of the present disclosure provide a method in a user equipment for reporting channel state information of multiple vertical beams. The method comprises receiving a reference signal from a base station, estimating channel state information for a plurality of vertical beams, based on the received reference signal, and reporting the channel state information for the plurality of vertical beams, in a compressed format, based on correlation of the plurality of vertical beams. A method in a corresponding base station, and corresponding apparatus are also provided.
摘要翻译：本公开的实施例提供了用于报告多个垂直波束的信道状态信息的用户设备中的方法。该方法包括从基站接收参考信号，基于所接收的参考信号估计多个垂直波束的信道状态信息，并以压缩格式基于所述多个垂直波束的信道状态信息，以基于多个垂直光束的相关性。还提供了相应基站中的方法以及相应的装置。

2. 发明申请

WO2016119201A1 METHOD AND APPARATUS FOR FACILITATING CHANNEL STATE INFORMATION OBTAINING 审中-公开
标题翻译：促进通道状态信息获取的方法和装置
公开(公告)号：WO2016119201A1
公开(公告)日：2016-08-04
申请号：PCT/CN2015/071921
申请日：2015-01-30
申请人： NEC CORPORATION , JIANG, Chuangxin
发明人： JIANG, Chuangxin , GAO, Yukai , LIU, Hongmei , WANG, Gang , SUN, Zhennian , JIANG, Lei
IPC分类号： H04W24/10 , H04B7/04
CPC分类号： H04B7/065 , H04B7/0478 , H04B7/0639
摘要： Embodiments of the present disclosure provide a method for facilitating channel status information (CSI) obtaining in a wireless system, the method comprises transmitting, to a first device, a first signaling for configuring a first number of CSI processes for the first device, each of the first number of CSI processes being associated with one of the first number of CSI reference signals (CSI-RS) beamformed in a vertical domain towards a different elevation direction respectively; transmitting, to the first device, a second signaling to indicate that a CSI measurement and report for a first CSI process is to be generated at least partly based on measurement of a CSI-RS associated with a second CSI process; transmitting the first number of CSI-RSs to the first device; and receiving the CSI report for the first CSI process from the first device. Corresponding apparatus are also provided.
摘要翻译：本公开的实施例提供了一种用于在无线系统中促进信道状态信息（CSI）获取的方法，所述方法包括向第一设备发送用于配置第一设备的第一数量的CSI进程的第一信令，第一数量的CSI进程与在垂直域中朝向不同的仰角方向分别形成的第一数量的CSI参考信号（CSI-RS）中的一个相关联; 向所述第一设备发送第二信令以指示将至少部分地基于与第二CSI进程相关联的CSI-RS的测量来生成用于第一CSI进程的CSI测量和报告; 将第一数量的CSI-RS发送到第一设备; 并从第一个设备接收第一个CSI进程的CSI报告。还提供了相应的装置。

3. 发明申请

WO2018000341A1 METHOD AND APPARATUS FOR SIGNAL CONFIGURATION IN A WIRELESS COMMUNICATION SYSTEM 审中-公开
标题翻译：用于无线通信系统中的信号配置的方法和设备
公开(公告)号：WO2018000341A1
公开(公告)日：2018-01-04
申请号：PCT/CN2016/087925
申请日：2016-06-30
申请人： NEC CORPORATION , JIANG, Chuangxin
发明人： JIANG, Chuangxin , GAO, Yukai , LIU, Hongmei , WANG, Gang
IPC分类号： H04W72/08
摘要： Embodiments of the present disclosure provide methods, apparatuses and computer program for signal configuration in a wireless communication system. A method implemented at a network device comprises: transmitting information related to a resource allocation for a signal, and broadcasting the signal in accordance with the resource allocation; wherein the signal includes at least one of: a reference signal and a control signal containing system information. By virtue of the method, resource utilization may be more flexibly controlled.
摘要翻译：本公开的实施例提供用于无线通信系统中的信号配置的方法，装置和计算机程序。一种在网络设备处实现的方法，包括：发送与信号的资源分配相关的信息，并且根据资源分配来广播该信号; 其中所述信号包括以下中的至少一个：参考信号和包含系统信息的控制信号。凭借该方法，资源利用可以被更灵活地控制。

4. 发明申请

WO2017128312A1 METHOD AND APPARATUS FOR COMMUNICATION BASED ON SHORT TRANSMISSION TIME INTERVALS IN A WIRELESS COMMUNICATION SYSTEM 审中-公开
标题翻译：无线通信系统中基于短传时间间隔的通信方法和设备
公开(公告)号：WO2017128312A1
公开(公告)日：2017-08-03
申请号：PCT/CN2016/072845
申请日：2016-01-29
申请人： NEC CORPORATION , JIANG, Chuangxin
发明人： JIANG, Chuangxin , GAO, Yukai , WANG, Gang
IPC分类号： H04W72/04 , H04W72/12
CPC分类号： H04W72/1289 , H04L1/1621 , H04L1/1854 , H04L1/1887
摘要： Embodiments of the present disclosure relates to the communication processes in a FDD wireless communication system based on short TTIs. According to one embodiment of the present disclosure, there provide a method for communication by a base station. The method comprise: transmitting, to a user equipment, downlink control information in a downlink TTI of a m th downlink subframe which supports two or more downlink TTIs; and receiving, from the user equipment, uplink data scheduled by the downlink control information carried in a m th or (m+l) th uplink subframe which supports two or more uplink TTIs. The downlink control information transmitted in at least one of downlink TTIs supported by downlink subframes is arranged to schedule uplink data transmission in at least two of uplink TTIs supported by uplink subframes. In the other aspects of the present disclosure, there also provides methods for communication by a user equipment and corresponding apparatuses.
摘要翻译：本公开的实施例涉及基于短TTI的FDD无线通信系统中的通信过程。根据本公开的一个实施例，提供了一种用于由基站进行通信的方法。该方法包括：在第m个下行子帧的下行TTI中向用户设备发送支持两个或更多个下行TTI的下行控制信息; 以及从所述用户设备接收第m或第m + 1个上行子帧中携带的下行控制信息所调度的上行数据，所述上行数据支持两个或两个以上的上行TTI 。在由下行链路子帧支持的下行链路TTI中的至少一个下行链路TTI中发送的下行链路控制信息被布置为在由上行链路子帧支持的至少两个上行链路TTI中调度上行链路数据传输。在本公开的其他方面中，还提供了用于由用户设备和相应装置进行通信的方法。

5. 发明申请

WO2017124335A1 METHODS AND APPARATUSES FOR TRANSMITTING A REFERENCE SIGNAL 审中-公开
标题翻译：发送参考信号的方法和设备
公开(公告)号：WO2017124335A1
公开(公告)日：2017-07-27
申请号：PCT/CN2016/071500
申请日：2016-01-20
申请人： NEC CORPORATION , JIANG, Chuangxin
发明人： JIANG, Chuangxin , GAO, Yukai , SUN, Zhennian , WANG, Gang
IPC分类号： H04W72/04
CPC分类号： H04L5/0051 , H04L5/0007 , H04L27/2613
摘要： Embodiments of the present disclosure relate to a method and apparatus of transmitting a reference signal and a method and apparatus of receiving a reference signal. In one embodiment of the present disclosure, the method of transmitting a reference comprises receiving a reference signal configuration indication, wherein reference signal resources are divided into at least two reference signal groups, and the reference signal configuration indication indicates a reference signal configuration including a reference signal group configuration; and transmitting the reference signal using a reference signal sequence in a reference signal group as indicated by the reference signal group configuration, wherein the reference signal sequence can be multiplexed with another layer or another user in different reference signal groups. With embodiments of the present disclosure, reference signals for different layers or users can be multiplexed in different reference signal groups and thus, more mu-users with unequal allocated bandwidths can be supported without significant channel estimation loss and PAPR loss.
摘要翻译：本公开的实施例涉及发送参考信号的方法和装置以及接收参考信号的方法和装置。在本公开的一个实施例中，发送参考的方法包括接收参考信号配置指示，其中参考信号资源被划分为至少两个参考信号组，并且参考信号配置指示指示参考信号配置，该参考信号配置包括参考信号组配置; 以及如参考信号组配置所指示的，使用参考信号组中的参考信号序列来发送参考信号，其中参考信号序列可以与不同参考信号组中的另一层或另一用户进行复用。利用本公开的实施例，用于不同层或用户的参考信号可以被复用在不同的参考信号组中，并且因此可以支持具有不相等的分配带宽的更多mu-用户，而没有显着的信道估计损失和PAPR丢失。

6. 发明申请

WO2017075749A1 METHOD AND DEVICE FOR SIGNAL TRANSMISSION 审中-公开
标题翻译：信号传输的方法和设备
公开(公告)号：WO2017075749A1
公开(公告)日：2017-05-11
申请号：PCT/CN2015/093604
申请日：2015-11-02
申请人： NEC CORPORATION , JIANG, Chuangxin
发明人： JIANG, Chuangxin , GAO, Yukai , WANG, Gang
IPC分类号： H04B7/06 , H04L27/26
CPC分类号： H04B7/0617 , H04L5/0023 , H04L5/0026 , H04L5/0028 , H04L5/0048 , H04L5/0073
摘要： Embodiments of the disclosure provide a method and device for signal transmission in a MIMO system. The method comprises: generating first reference signals for transmitting on a first antenna set based on a first OCC set including first target OCC sequences, wherein the first antenna set includes all of legacy antenna ports; generating second reference signals for transmitting on a second antenna set based on a second OCC set including second target OCC sequences, wherein the second antenna set includes antenna ports different from those in the first antenna set, and each of the second target OCC sequences is associated with a first target OCC sequence; determining target resource elements based on legacy resource elements, the legacy resource elements being predefined for transmitting legacy reference signals, and the target resource elements including the legacy resource elements; and transmitting the first reference signals and the second reference signals in the target resource elements.
摘要翻译：本公开的实施例提供了用于MIMO系统中的信号传输的方法和设备。该方法包括：基于包括第一目标OCC序列的第一OCC集生成用于在第一天线集上传输的第一参考信号，其中第一天线集包括全部传统天线端口; 基于包括第二目标OCC序列的第二OCC集合产生用于在第二天线集合上传输的第二参考信号，其中第二天线集合包括与第一天线集合中的天线端口不同的天线端口，并且将第二目标OCC序列中的每一个关联具有第一目标OCC序列; 基于传统资源元素来确定目标资源元素，所述传统资源元素被预定义用于传输传统参考信号，并且所述目标资源元素包括传统资源元素; 并在目标资源单元中传输第一参考信号和第二参考信号。

7. 发明申请

WO2017008236A1 METHOD AND APPARATUS FOR REFERENCE SIGNAL CONFIGURATION AND DETECTION 审中-公开
标题翻译：用于参考信号配置和检测的方法和装置
公开(公告)号：WO2017008236A1
公开(公告)日：2017-01-19
申请号：PCT/CN2015/083946
申请日：2015-07-14
申请人： NEC CORPORATION , JIANG, Chuangxin
发明人： JIANG, Chuangxin , GAO, Yukai , WANG, Gang
IPC分类号： H04B7/04
CPC分类号： H04B7/0469
摘要： Embodiments of the present disclosure provide a method for configuring reference signal in a wireless system. The method comprises transmitting a first indicator to a device for indicating a number of antenna ports for the reference signal; and transmitting a second indicator to the device for indicating a resource configuration for a corresponding number of antenna ports for the reference signal, wherein the corresponding number is related to the number indicated by the first indicator; wherein the first indicator further indicates at least one of : a number of horizontal antenna ports and a number of vertical antenna ports for the reference signal, whether the reference signal is beamformed or not; and part of information on a resource configuration for a predefined number of antenna ports for the reference signal; and/or the second indicator further indicates a resource hopping pattern for the indicated number of antenna ports for the reference signal. A method for signal detection according to the transmission pattern is also provided. Embodiments of the present disclosure also provide corresponding apparatus.
摘要翻译：本公开的实施例提供了一种用于在无线系统中配置参考信号的方法。该方法包括向设备发送第一指示符以指示参考信号的天线端口数; 以及向所述设备发送用于指示所述参考信号的相应数量的天线端口的资源配置的第二指示符，其中所述相应数字与由所述第一指示符指示的数字相关; 其中所述第一指示符进一步指示以下中的至少一个：用于所述参考信号的多个水平天线端口和多个垂直天线端口，所述参考信号是否被波束形成; 以及关于参考信号的预定数量的天线端口的资源配置的信息的一部分; 和/或第二指示符进一步指示用于参考信号的指示数量的天线端口的资源跳频模式。还提供了根据传输模式的信号检测方法。本公开的实施例还提供相应的装置。

8. 发明申请

WO2017166114A1 METHODS AND APPARATUSES FOR TRANSMITTING 审中-公开
标题翻译：传输方法和设备
公开(公告)号：WO2017166114A1
公开(公告)日：2017-10-05
申请号：PCT/CN2016/077841
申请日：2016-03-30
申请人： NEC CORPORATION , JIANG, Chuangxin
发明人： JIANG, Chuangxin , GAO, Yukai , WANG, Gang
IPC分类号： H04W74/00
CPC分类号： H04B7/10 , H04B7/0691 , H04L5/0023 , H04L5/005
摘要： Embodiments of the present disclosure relate to a method and apparatus for transmitting reference signals. In transmitting reference signals, an antenna array for transmitting the reference signal s is divided to at least a first sub-array and a second sub-array, and thus the first sub-array and the second sub-array are mapped to a first group of configuration resources within a first transmission resource group and a second group of configuration resources within a second transmission resource group respectively. Then the reference signals are transmitted using the first sub-array within the first transmission resource group, and are transmitted using the second sub-array within the first transmission resource group.
摘要翻译：本公开的实施例涉及用于传输参考信号的方法和设备。在发送参考信号时，用于发送参考信号s的天线阵列被划分为至少第一子阵列和第二子阵列，因此第一子阵列和第二子阵列被映射到第一组分别配置第一传输资源组内的配置资源和第二传输资源组内的第二配置资源组。然后，使用第一传输资源组内的第一子阵列传输参考信号，并使用第一传输资源组内的第二子阵列传输参考信号。

9. 发明申请

WO2017166108A1 METHODS AND APPARATUSES FOR TRANSMITTING AND RECEIVING REFERENCE SIGNALS 审中-公开
标题翻译：发送和接收参考信号的方法和设备
公开(公告)号：WO2017166108A1
公开(公告)日：2017-10-05
申请号：PCT/CN2016/077831
申请日：2016-03-30
申请人： NEC CORPORATION , JIANG, Chuangxin
发明人： JIANG, Chuangxin , GAO, Yukai , WANG, Gang
IPC分类号： H04W72/04
摘要： Embodiments of the present disclosure relate to methods and apparatuses for transmitting and receiving reference signals. In transmitting reference signals, reference signals are transmitted using a first group of configuration resources within a first transmission resource group; and the reference signals are transmitted using a second group of configuration resources within a second transmission resource group. The first group of configuration resources are determined based on allocated resource configurations for the reference signals and the second group of configuration resources are a subset of the first group of configuration resources.
摘要翻译：本公开的实施例涉及用于发送和接收参考信号的方法和装置。在发送参考信号时，使用第一传输资源组内的第一组配置资源来发送参考信号; 并且使用第二传输资源组内的第二组配置资源来传输参考信号。第一组配置资源是基于为参考信号分配的资源配置确定的，第二组配置资源是第一组配置资源的子集。

10. 发明申请

WO2017008307A1 METHOD AND APPARATUS FOR PERFORMING BEAMFORMING 审中-公开
标题翻译：用于执行光束的方法和装置
公开(公告)号：WO2017008307A1
公开(公告)日：2017-01-19
申请号：PCT/CN2015/084246
申请日：2015-07-16
申请人： NEC CORPORATION , JIANG, Chuangxin
发明人： JIANG, Chuangxin , SUN, Zhennian , WANG, Gang
IPC分类号： H04B7/04
CPC分类号： H04B7/0626 , H04B7/0617
摘要： Embodiments of the disclosure provide a method and apparatus for performing beamforming in a MIMO system. The method may comprise : obtaining an initial channel matrix based on reference signals received via the first and second antenna arrays from a UE, wherein the initial channel matrix includes channel parameters associated with both the first antenna array and the second antenna array; determining vertical beamforming vectors and horizontal beamforming vectors based on the initial channel matrix; determining a first 3D beamforming vector and a second 3D beamforming vector based on the vertical beamforming vectors and the horizontal beamforming vectors, wherein the first 3D beamforming vector is associated with the polarization of the first antenna array, and the second 3D beamforming vector is associated with the polarization of the second antenna array; determining, at least in part based on the initial channel matrix, a phase factor matrix for polarizations of the first antenna array and the second antenna array; and determining a beamforming parameter matrix based on the phase factor matrix, the first 3Dbeamforming vector and the second 3D beamforming vector.
摘要翻译：本公开的实施例提供了一种用于在MIMO系统中执行波束成形的方法和装置。该方法可以包括：基于经由第一和第二天线阵列从UE接收的参考信号获得初始信道矩阵，其中初始信道矩阵包括与第一天线阵列和第二天线阵列两者相关联的信道参数; 基于初始信道矩阵确定垂直波束成形向量和水平波束成形向量; 基于所述垂直波束成形向量和所述水平波束成形向量来确定第一3D波束形成向量和第二3D波束成形向量，其中所述第一3D波束成形向量与所述第一天线阵列的极化相关联，并且所述第二3D波束成形向量与第二天线阵列的极化; 至少部分地基于初始信道矩阵确定用于第一天线阵列和第二天线阵列的极化的相位因子矩阵; 以及基于所述相位因子矩阵，所述第一3D波束成形矢量和所述第二3D波束成形矢量来确定波束成形参数矩阵。

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