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    CELL CONFIGURATION METHOD, SYNCHRONIZATION METHOD, USER EQUIPMENT, AND BASE STATION
    32.
    发明申请
    CELL CONFIGURATION METHOD, SYNCHRONIZATION METHOD, USER EQUIPMENT, AND BASE STATION 审中-公开

    公开(公告)号：US20170325189A1

    公开(公告)日：2017-11-09

    申请号：US15656846

    申请日：2017-07-21

    Applicant: Huawei Technologies Co., Ltd.

    Inventor： Jingyuan Sun ,  Liang Xia ,  Yongxing Zhou ,  Xiaotao Ren

    IPC: H04W56/00 ,  H04W16/04 ,  H04W16/02 ,  H04W72/04 ,  H04L5/00

    CPC classification number: H04W56/0015 ,  H04L5/0092 ,  H04W16/02 ,  H04W16/04 ,  H04W72/042

    Abstract: Embodiments of the present invention disclose a cell configuration method, a method for implementing synchronization between a user equipment and a base station, a user equipment, and a base station. The cell configuration method includes: determining, by a first base station corresponding to a first cell, system information of a second cell; and notifying, by the first base station, a second base station corresponding to the second cell of the system information, so that the second base station sends and receives signals according to the system information. According to the solutions provided in the embodiments of the present invention, system information of a cell may be dynamically or semi-statically adjusted according to user equipment distribution and service distribution, so that network resources can be better provided for a user equipment that needs them, a capability of serving the user equipment is improved.

    Multi-antenna transmission method and apparatus
    36.
    发明授权
    Multi-antenna transmission method and apparatus 有权
    多天线传输方法及装置

    公开(公告)号：US09571243B2

    公开(公告)日：2017-02-14

    申请号：US14167757

    申请日：2014-01-29

    Applicant: Huawei Technologies Co., Ltd.

    Inventor： Jianguo Wang ,  Yongxing Zhou

    IPC: H04L5/00 ,  H04B7/06 ,  H04B7/02 ,  H04L1/00

    CPC classification number: H04L5/0032 ,  H04B7/024 ,  H04B7/0626 ,  H04B7/063 ,  H04B7/0632 ,  H04B7/0639 ,  H04L1/0026 ,  H04L1/0073 ,  H04L5/0035

    Abstract: The present invention relates to the field of communications technologies and provides a multi-antenna transmission method and apparatus, which can reduce interference and improve system throughput. In the solutions provided in embodiments of the present invention, a reference signal RS configuration set sent by an eNB is received, CSI corresponding to each RS configuration in the RS configuration set is acquired based on the RS configuration set, the CSI set is sent to the eNB, then a signal sent by the eNB according to the CSI set is received, and data processing is performed. The solutions provided in the embodiments of the present invention apply to multi-antenna signal transmission.

    Abstract translation: 本发明涉及通信技术领域，并且提供可以减少干扰并提高系统吞吐量的多天线传输方法和装置。 在本发明实施例提供的解决方案中，接收到由eNB发送的参考信号RS配置集，基于RS配置集获取与RS配置集中的每个RS配置对应的CSI，CSI集合被发送到 eNB接收由eNB根据CSI集发送的信号，进行数据处理。 本发明实施例中提供的解决方案适用于多天线信号传输。

    METHOD FOR REPORTING CHANNEL STATE INFORMATION, USER EQUIPMENT, AND BASE STATION
    38.
    发明申请
    METHOD FOR REPORTING CHANNEL STATE INFORMATION, USER EQUIPMENT, AND BASE STATION 有权
    用于报告信道状态信息，用户设备和基站的方法

    公开(公告)号：US20160036507A1

    公开(公告)日：2016-02-04

    申请号：US14883334

    申请日：2015-10-14

    Applicant: Huawei Technologies Co., Ltd.

    Inventor： Jianguo Wang ,  Yongxing Zhou ,  Jianghua Liu

    IPC: H04B7/04 ,  H04B7/06

    CPC classification number: H04B7/0456 ,  H04B7/0417 ,  H04B7/0473 ,  H04B7/0626 ,  H04B7/0639

    Abstract: Embodiments of the present invention provide a method includes: receiving a reference signal sent by a base station; selecting, based on the reference signal, a precoding matrix from a codebook, where a precoding matrix w included in the codebook is a product of three matrices being W1, Z, and W2, that is, W=W1ZW2, where both W1 and Z are block diagonal matrices, W1=a formula (I), Z=a formula (II), each of W1 and Z includes at least one block matrix, that is, NB≧1, and each column of each block matrix Zi in the matrix Z has the following structure formula (III); and sending a precoding matrix indicator (PMI) to the base station, where the PMI corresponds to the selected precoding matrix, and is used by the base station to obtain the selected precoding matrix w according to the PMI.

    Abstract translation: 本发明的实施例提供一种方法，包括：接收由基站发送的参考信号; 基于参考信号选择来自码本的预编码矩阵，其中包括在码本中的预编码矩阵w是三个矩阵的乘积，即W1，Z和W2，即W = W1ZW2，其中W1和Z 是块对角矩阵，W1 =公式（I），Z =公式（II），W1和Z中的每一个包括至少一个块矩阵，即NB≥1，并且每个块矩阵Zi的每列 矩阵Z具有以下结构式（III）; 并向基站发送预编码矩阵指示符（PMI），其中PMI对应于所选择的预编码矩阵，并且由基站使用以根据PMI获得所选择的预编码矩阵w。

    METHOD FOR TRANSMITTING COMMON SIGNAL AND APPARATUS THEREOF
    39.
    发明申请
    METHOD FOR TRANSMITTING COMMON SIGNAL AND APPARATUS THEREOF 审中-公开
    传输通用信号的方法及其设备

    公开(公告)号：US20160021632A1

    公开(公告)日：2016-01-21

    申请号：US14870533

    申请日：2015-09-30

    Applicant: Huawei Technologies Co., Ltd.

    Inventor： Jingyuan Sun ,  Liang Xia ,  Yongxing Zhou ,  Xiaotao Ren

    IPC: H04W56/00 ,  H04W24/10 ,  H04L5/00 ,  H04L12/26

    CPC classification number: H04W56/001 ,  H04J11/005 ,  H04L5/005 ,  H04L5/0073 ,  H04L43/16 ,  H04W24/10 ,  H04W56/00

    Abstract: The present invention discloses a method for transmitting a common signal and an apparatus thereof. The method includes: determining, by a first base station, a first configuration used to send a common signal; and sending, by the first base station, the common signal according to the first configuration. According to the method for transmitting a common signal and the apparatus thereof in embodiments of the present invention, a base station sends a common signal in a triggering mode, so that the common signal is sent more flexibly, thereby reducing an overhead during sending of the common signal, reducing a possibility of interference caused by the sending of the common signal to a neighboring cell, and improving user experience.

    Abstract translation: 本发明公开了一种用于发送公共信号的方法及其装置。 该方法包括：由第一基站确定用于发送公共信号的第一配置; 以及由第一基站发送根据第一配置的公共信号。 根据本发明的实施例中的公共信号的发送方法及其装置，基站以触发方式发送公共信号，使得公共信号更灵活地发送，从而减少发送期间的开销 公共信号，减少由相邻小区发送公共信号引起的干扰的可能性，并改善用户体验。

    Method, user equipment and base station for determining precoding matrix indicator
    40.
    发明授权
    Method, user equipment and base station for determining precoding matrix indicator 有权
    方法，用户设备和基站，用于确定预编码矩阵指标

    公开(公告)号：US09209877B2

    公开(公告)日：2015-12-08

    申请号：US14588755

    申请日：2015-01-02

    Applicant: Huawei Technologies Co., Ltd.

    Inventor： Jianguo Wang ,  Yongxing Zhou

    IPC: H04B7/04 ,  H04L1/06

    CPC classification number: H04B7/0465 ,  H04B7/0478 ,  H04L1/06 ,  H04W72/042 ,  H04W72/046

    Abstract: The present disclosure discloses a method, a user equipment and a base station for determining a PMI. The method includes: receiving a reference signal set sent by a base station; based on the reference signal set, selecting a precoding matrix from a codebook, the codebook at least including a non-constant modulus precoding matrix, the non-constant modulus precoding matrix at least including a non-constant modulus column vector, amplitude values of at least two elements of the non-constant modulus column vector forming a symmetrical sequence; and sending a PMI to the base station, the PMI corresponding to the selected precoding matrix. According to the method, the user equipment and the base station for determining PMI, because the non-constant modulus precoding matrix included in the adopted codebook can adjust the shape of a beam, antennas may focus power on a hotspot region, and thus a load balance may be effectively realized.

    Abstract translation: 本公开公开了一种用于确定PMI的方法，用户设备和基站。 该方法包括：接收由基站发送的参考信号集; 基于所述参考信号集合，从码本中选择预编码矩阵，所述码本至少包括非常数模数预编码矩阵，所述非常数模数预编码矩阵至少包括非恒模列列向量， 形成对称序列的非恒模列向量的至少两个元素; 以及向所述基站发送PMI，所述PMI与所选择的预编码矩阵相对应。 根据该方法，用于确定PMI的用户设备和基站，由于采用的码本中包含的非恒定模数预编码矩阵可以调整波束的形状，所以天线可将焦点集中在热点区域上，从而负载 平衡可以有效地实现。

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