中科微点-全球专利检索

  1. Login
  2. Sign Up

Search Results

10 records (took 0.024 seconds)

    RECEPTION APPARATUS AND RECEPTION METHOD
    1.
    发明申请
    RECEPTION APPARATUS AND RECEPTION METHOD 有权
    接收装置和接收方法

    公开(公告)号：US20160205674A1

    公开(公告)日：2016-07-14

    申请号：US15053963

    申请日：2016-02-25

    Applicant: Panasonic Intellectual Property Corporation of America

    Inventor： Zhi Zhang ,  Ming Xu ,  Masayuki Hoshino ,  Daichi Imamura ,  Akihiko Nishio

    IPC: H04W72/04 ,  H04W72/12

    CPC classification number: H04W72/044 ,  H04L5/0016 ,  H04L5/0051 ,  H04L25/0226 ,  H04L27/2613 ,  H04W72/121

    Abstract: Method of scrambling signals, transmission point device, and user equipment using the method are provided. The method includes: sending an ID table to a user equipment through higher layer signaling, the ID table being a subset of the whole ID space and containing available IDs for the user equipment; notifying the user equipment an ID in the ID table to be used through physical layer signaling or UE specific higher layer signaling; generating a random seed based on the notified ID; initializing a scrambling sequence by the random seed; and scrambling the signals with the initialized scrambling sequence. The method of the disclosure, by combining physical layer signaling and higher layer signaling, may notify the used group ID and the blind detection space to a UE, wherein the blind detection for the UE is enabled and the signaling overhead is reduced.

    Abstract translation: 提供了使用该方法加扰信号，传输点设备和用户设备的方法。 该方法包括：通过更高层信令向用户设备发送ID表，该ID表是整个ID空间的子集，并且包含用户设备的可用ID; 通过物理层信令或UE特定的较高层信令通知用户设备将要使用的ID表中的ID; 基于通知的ID生成随机种子; 通过随机种子初始化加扰序列; 并用初始化的加扰序列对信号进行加扰。 通过组合物理层信令和较高层信令，本发明的方法可以将所使用的组ID和盲检测空间通知给UE，其中，UE的盲检测被启用，并且信令开销降低。

    Method and terminal apparatus for receiving reference signal
    2.
    发明授权
    Method and terminal apparatus for receiving reference signal 有权
    用于接收参考信号的方法和终端设备

    公开(公告)号：US09197307B2

    公开(公告)日：2015-11-24

    申请号：US14690721

    申请日：2015-04-20

    Applicant: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA

    Inventor： Zhi Zhang ,  Ming Xu ,  Masayuki Hoshino ,  Daichi Imamura

    IPC: H04B7/005 ,  H04W52/34 ,  H04B7/06 ,  H04L5/00 ,  H04W72/04

    CPC classification number: H04B7/0626 ,  H04L5/0051 ,  H04W52/343 ,  H04W72/0473

    Abstract: A wireless communication system and a method for detecting downlink receiving power in the system are disclosed. N cells in the system respectively transmit data to at least one receiving terminal via N resource blocks using the same time-frequency resources; multiple channel state information reference signals (CSI-RSs) of a corresponding cell are set in each resource block, and orthogonality is maintained among the CSI-RSs of all the cells, wherein N is an integer greater than 1. Said method includes: an additional demodulation reference signal (DM-RS) used for indicating a receiving power is set in a puncture position in the resource block of the first cell which corresponds to a CSI-RS set in a resource block of another cell; and the receiving power of said first cell is detected according to said additional DM-RS. By using said method, the receiving power of a single cell in N cells can be detected, and the system overhead is not increased.

    Abstract translation: 公开了一种用于检测系统中的下行链路接收功率的无线通信系统和方法。 系统中的N个小区通过使用相同的时间 - 频率资源的N个资源块分别向至少一个接收终端发送数据; 在每个资源块中设置相应小区的多信道状态信息参考信号（CSI-RS），并且在所有小区的CSI-RS之间保持正交性，其中N是大于1的整数。所述方法包括： 用于指示接收功率的附加解调参考信号（DM-RS）被设置在与另一个小区的资源块中的CSI-RS集相对应的第一小区的资源块中的删余位置; 并且根据所述附加DM-RS检测所述第一小区的接收功率。 通过使用该方法，可以检测N个小区中的单个小区的接收功率，并且不增加系统开销。

    Communication method and communication apparatus
    3.
    发明授权
    Communication method and communication apparatus 有权
    通信方式和通信设备

    公开(公告)号：US09112643B2

    公开(公告)日：2015-08-18

    申请号：US14455236

    申请日：2014-08-08

    Applicant: Panasonic Intellectual Property Corporation of America

    Inventor： Zhi Zhang ,  Ming Xu ,  Masayuki Hoshino ,  Seigo Nakao ,  Daichi Imamura

    IPC: H04J11/00 ,  H04L5/00 ,  H04J13/00 ,  H04J13/12 ,  H04J13/18

    CPC classification number: H04J13/004 ,  H04J13/0048 ,  H04J13/12 ,  H04J13/18 ,  H04L5/0007 ,  H04L5/0016 ,  H04L5/0026 ,  H04L5/0048 ,  H04L5/0051 ,  H04L5/0066 ,  H04L43/087

    Abstract: The present disclosure provides an orthogonal codes based code division multiplexing method of performing the code division multiplexing of demodulation reference signals in multiple layers of resource blocks by using orthogonal matrices, the method comprising: changing the order of chips in particular rows of a first orthogonal matrix to obtain a second orthogonal matrix with the changed order of chips; and multiplying the chips in respective rows of the second orthogonal matrix by the demodulation reference signals in corresponding layers of resource blocks correspondingly in the time direction to obtain code division multiplexing signals. The technical scheme of the present disclosure can improve the power jitter situation of downlink signals on the time, thereby the usage efficiency of the power amplifier at the base station side can be improved.

    Abstract translation: 本公开提供了一种基于正交码的码分复用方法，其通过使用正交矩阵来执行多层资源块中的解调参考信号的码分复用，所述方法包括：改变第一正交矩阵的特定行中的码片的顺序 以获得具有改变的码片顺序的第二正交矩阵; 并将第二正交矩阵的各行中的码片乘以相应于时间方向的资源块的相应层中的解调参考信号，以获得码分复用信号。 本公开的技术方案可以提高下行链路信号的功率抖动情况，从而可以提高基站侧的功率放大器的使用效率。

    BASE STATION APPARATUS AND TRANSMISSION METHOD
    6.
    发明申请
    BASE STATION APPARATUS AND TRANSMISSION METHOD 有权
    基站装置和传输方法

    公开(公告)号：US20150155923A1

    公开(公告)日：2015-06-04

    申请号：US14615359

    申请日：2015-02-05

    Applicant: Panasonic Intellectual Property Corporation of America

    Inventor： Hui Tong ,  Masayuki Hoshino ,  Ming Xu ,  Seigo Nakao ,  Daichi Imamura

    IPC: H04B7/04 ,  H04B7/02

    CPC classification number: H04B7/0478 ,  H04B7/024 ,  H04B7/0456 ,  H04B7/0469 ,  H04B7/0634 ,  H04B7/0639 ,  H04B7/0641 ,  H04B7/0663 ,  H04B2001/3855 ,  H04B2001/3861 ,  H04L25/03904 ,  H04L25/03917 ,  H04W88/02 ,  H04W88/08

    Abstract: The present disclosure provides a method of generating codebook in a wireless communication system with multiple antenna arrays, as well as a wireless communication system, base station and terminal using the codebook for communication. The method comprises steps of: providing a basic codebook which contains multiple pre-coding matrices; and assigning phase offsets to certain pre-coding matrices in the basic codebook to form a codebook with phase offset. The feedback overhead from a client to a base station side is reduced and a good precision of feedback for multi-antenna array is kept by applying the method of generating codebook and using the generated codebook in the wireless communication system, base station and terminal.

    Abstract translation: 本公开提供了一种在具有多个天线阵列的无线通信系统中生成码本的方法，以及使用该通信码本的无线通信系统，基站和终端。 该方法包括以下步骤：提供包含多个预编码矩阵的基本码本; 并将相位偏移分配给基本码本中的某些预编码矩阵以形成具有相位偏移的码本。 降低了从客户端到基站侧的反馈开销，通过在无线通信系统，基站和终端中应用生成码本的方法和使用生成的码本来保持多天线阵列的反馈精度良好。

    Base station apparatus and transmission method
    7.
    发明授权
    Base station apparatus and transmission method 有权
    基站装置和传输方法

    公开(公告)号：US08995557B2

    公开(公告)日：2015-03-31

    申请号：US14316634

    申请日：2014-06-26

    Applicant: Panasonic Intellectual Property Corporation of America

    Inventor： Hui Tong ,  Masayuki Hoshino ,  Ming Xu ,  Seigo Nakao ,  Daichi Imamura

    IPC: H04B7/02 ,  H04B7/04 ,  H04B7/06 ,  H04L25/03

    CPC classification number: H04B7/0478 ,  H04B7/024 ,  H04B7/0456 ,  H04B7/0469 ,  H04B7/0634 ,  H04B7/0639 ,  H04B7/0641 ,  H04B7/0663 ,  H04B2001/3855 ,  H04B2001/3861 ,  H04L25/03904 ,  H04L25/03917 ,  H04W88/02 ,  H04W88/08

    Abstract: The present disclosure provides a method of generating codebook in a wireless communication system with multiple antenna arrays, as well as a wireless communication system, base station and terminal using the codebook for communication. The method comprises steps of: providing a basic codebook which contains multiple pre-coding matrices; and assigning phase offsets to certain pre-coding matrices in the basic codebook to form a codebook with phase offset. The feedback overhead from a client to a base station side is reduced and a good precision of feedback for multi-antenna array is kept by applying the method of generating codebook and using the generated codebook in the wireless communication system, base station and terminal.

    Abstract translation: 本公开提供了一种在具有多个天线阵列的无线通信系统中生成码本的方法，以及使用该通信码本的无线通信系统，基站和终端。 该方法包括以下步骤：提供包含多个预编码矩阵的基本码本; 并将相位偏移分配给基本码本中的某些预编码矩阵以形成具有相位偏移的码本。 降低了从客户端到基站侧的反馈开销，通过在无线通信系统，基站和终端中应用生成码本的方法和使用生成的码本来保持多天线阵列的反馈精度良好。

    METHOD OF MAPPING CSI-RS PORTS TO ANTENNA UNITS, BASE STATION AND USER EQUIPMENT
    8.
    发明申请
    METHOD OF MAPPING CSI-RS PORTS TO ANTENNA UNITS, BASE STATION AND USER EQUIPMENT 审中-公开
    将CSI-RS端口映射到天线单元，基站和用户设备的方法

    公开(公告)号：US20160112167A1

    公开(公告)日：2016-04-21

    申请号：US14777710

    申请日：2013-04-02

    Applicant: Panasonic Intellectual Property Corporation of America

    Inventor： Ming Xu ,  Masayuki Hoshino ,  Akihiko Nishio ,  Kazuki Takeda ,  Lilei Wang

    IPC: H04L5/00 ,  H04W72/04 ,  H04B7/04 ,  H04L1/00 ,  H04W16/28

    CPC classification number: H04L5/0048 ,  H04B7/0456 ,  H04L1/0026 ,  H04L5/0023 ,  H04L5/005 ,  H04L5/006 ,  H04L5/0094 ,  H04L25/0224 ,  H04W16/28 ,  H04W72/042

    Abstract: The present disclosure provides a communication method of mapping CSI-RS ports to antenna units arranged in an antenna array system, a base station, and a user equipment, the communication method comprises steps of: selecting a group of antenna units to map to the CSI-RS ports in a first CSI-RS transmission period or a first frequency resource region; and selecting another group of antenna units to map to the CSI-RS ports in a second CSI-RS transmission period or a second frequency resource region. By the method, base station, and user equipment according to the present disclosure, each antenna unit would get a relatively fair opportunity for transmitting the CSI-RS signals or get a fairly good channel estimation performance in UE side.

    Abstract translation: 本公开提供了将CSI-RS端口映射到布置在天线阵列系统，基站和用户设备中的天线单元的通信方法，所述通信方法包括以下步骤：选择一组天线单元以映射到CSI -RS端口在第一CSI-RS传输周期或第一频率资源区域中; 以及在第二CSI-RS传输周期或第二频率资源区域中选择另一组天线单元以映射到CSI-RS端口。 通过根据本公开的方法，基站和用户设备，每个天线单元将获得相对公平的发送CSI-RS信号的机会或者在UE侧获得相当好的信道估计性能。

    COMMUNICATION METHOD AND COMMUNICATION APPARATUS
    10.
    发明申请
    COMMUNICATION METHOD AND COMMUNICATION APPARATUS 有权
    通信方法和通信设备

    公开(公告)号：US20150341147A1

    公开(公告)日：2015-11-26

    申请号：US14799443

    申请日：2015-07-14

    Applicant: Panasonic Intellectual Property Corporation of America

    Inventor： Zhi Zhang ,  Ming Xu ,  Masayuki Hoshino ,  Seigo Nakao ,  Daichi Imamura

    IPC: H04L5/00 ,  H04L12/26

    CPC classification number: H04J13/004 ,  H04J13/0048 ,  H04J13/12 ,  H04J13/18 ,  H04L5/0007 ,  H04L5/0016 ,  H04L5/0026 ,  H04L5/0048 ,  H04L5/0051 ,  H04L5/0066 ,  H04L43/087

    Abstract: The present disclosure provides an orthogonal codes based code division multiplexing method of performing the code division multiplexing of demodulation reference signals in multiple layers of resource blocks by using orthogonal matrices, the method comprising: changing the order of chips in particular rows of a first orthogonal matrix to obtain a second orthogonal matrix with the changed order of chips; and multiplying the chips in respective rows of the second orthogonal matrix by the demodulation reference signals in corresponding layers of resource blocks correspondingly in the time direction to obtain code division multiplexing signals. The technical scheme of the present disclosure can improve the power jitter situation of downlink signals on the time, thereby the usage efficiency of the power amplifier at the base station side can be improved.

    Abstract translation: 本公开提供了一种基于正交码的码分复用方法，其通过使用正交矩阵来执行多层资源块中的解调参考信号的码分复用，所述方法包括：改变第一正交矩阵的特定行中的码片的顺序 以获得具有改变的码片顺序的第二正交矩阵; 并将第二正交矩阵的各行中的码片乘以相应于时间方向的资源块的相应层中的解调参考信号，以获得码分复用信号。 本公开的技术方案可以提高下行链路信号的功率抖动情况，从而可以提高基站侧的功率放大器的使用效率。

Patent Agency Ranking