TRANSMISSION METHOD AND DEVICE FOR A DOWNLINK REFERENCE SIGNAL
    46.
    发明申请
    TRANSMISSION METHOD AND DEVICE FOR A DOWNLINK REFERENCE SIGNAL 有权
    用于下行链路参考信号的传输方法和装置

    公开(公告)号:US20120195285A1

    公开(公告)日:2012-08-02

    申请号:US13499907

    申请日:2010-10-04

    IPC分类号: H04W72/04

    CPC分类号: H04L5/0048 H04J13/00

    摘要: The present invention relates a method in which a base station transmits a downlink signal by using a plurality of layers comprises the steps of: multiplexing and transmitting dedicated reference signals for the plurality of layers on the basis of a reference signal pattern, wherein 24 resource element positions comprised in the reference signal pattern are set as 6 groups, the 6 groups are set as 2 high-level groups, the reference signal for the plurality of layer is split and placed in the 2 high-level groups, and the reference signal for 2 or more layers placed in the same group is subjected to code-division multiplexing.

    摘要翻译: 本发明涉及一种基站通过多层传输下行链路信号的方法,包括以下步骤:基于参考信号模式复用和发送多个层的专用参考信号,其中24个资源元素 参考信号图案中包含的位置被设置为6组,6组被设置为2个高电平组,多个层的参考信号被分离并放置在2个高电平组中,并且参考信号用于 放置在同一组中的2层以上的层进行码分复用。

    METHOD AND APPARATUS FOR TRANSMITTING/RECEIVING A SIGNAL IN A WIRELESS COMMUNICATION SYSTEM THAT SUPPORTS MULTI-USER MIMO TRANSMISSION
    47.
    发明申请
    METHOD AND APPARATUS FOR TRANSMITTING/RECEIVING A SIGNAL IN A WIRELESS COMMUNICATION SYSTEM THAT SUPPORTS MULTI-USER MIMO TRANSMISSION 有权
    用于在支持多用户MIMO传输的无线通信系统中发送/接收信号的方法和装置

    公开(公告)号:US20120134338A1

    公开(公告)日:2012-05-31

    申请号:US13388425

    申请日:2010-08-26

    IPC分类号: H04W4/00 H04W72/04

    摘要: The present invention relates to a wireless communication system, and discloses a method and apparatus for transmitting/receiving a signal in a wireless communication system that supports multi-user MIMO transmission. According to one embodiment of the present invention, a method in which a mobile station receives a signal in a wireless communication system that supports multi-user MIMO transmission, comprises: a step of receiving information on the entirety of the transmission rank of the multi-user MIMO transmission; a step of receiving a reference signal and data for demodulation for the mobile station on the basis of the information on the entirety of the transmission rank; a step of acquiring channel information on the mobile station from the reference signal for demodulation; and a step of demodulating said data on the basis of the acquired channel information.

    摘要翻译: 本发明涉及无线通信系统,并且公开了一种在支持多用户MIMO传输的无线通信系统中发送/接收信号的方法和装置。 根据本发明的一个实施例,一种移动台在支持多用户MIMO传输的无线通信系统中接收信号的方法包括:接收关于多用户MIMO传输的整体传输秩的信息的步骤, 用户MIMO传输; 基于关于整个发送等级的信息,接收用于移动台的参考信号和解调数据的步骤; 从所述参考信号获取所述移动台的信道信息以进行解调的步骤; 以及基于所获取的频道信息来解调所述数据的步骤。

    METHOD AND APPARATUS FOR TRANSMITTING DOWNLINK REFERENCE SIGNAL
    48.
    发明申请
    METHOD AND APPARATUS FOR TRANSMITTING DOWNLINK REFERENCE SIGNAL 有权
    用于发送下行链路参考信号的方法和装置

    公开(公告)号:US20120113795A1

    公开(公告)日:2012-05-10

    申请号:US13384219

    申请日:2010-07-19

    IPC分类号: H04W92/00 H04B7/216 H04J11/00

    摘要: The present invention relates to transmitting a downlink reference signal in a wireless communication system. A method for a base station to transmit a downlink signal by using two or more layers includes multiplexing and transmitting a reference signal for the two or more layers on the basis of a reference signal pattern on a data region of a downlink subframe and transmitting data for the two or more layers on the data region of the downlink subframe, wherein the reference signal for the two or more layers is a dedicated reference signal that is used to demodulate the data for the two or more layers on a receiving end, and in the multiplexing of the reference signal, the reference signal for the two or more layers is code-division-multiplexed by an orthogonal code having a length of at least 2.

    摘要翻译: 本发明涉及在无线通信系统中发送下行链路参考信号。 基站通过使用两层以上层来发送下行链路信号的方法包括基于下行链路子帧的数据区域上的参考信号模式复用并发送两层或更多层的参考信号,并发送用于 在下行链路子帧的数据区上的两层或更多层,其中两层或更多层的参考信号是专用参考信号,用于解调接收端两层或更多层的数据,而在 参考信号的多路复用,两个或多个层的参考信号由具有至少2的长度的正交码进行码分复用。