SYSTEM AND METHOD FOR EFFECTIVE SCRAMBLING OR DESCRAMBLING
    1.
    发明申请
    SYSTEM AND METHOD FOR EFFECTIVE SCRAMBLING OR DESCRAMBLING 审中-公开
    用于有效筛选或描述的系统和方法

    公开(公告)号:US20110142232A1

    公开(公告)日:2011-06-16

    申请号:US12840740

    申请日:2010-07-21

    IPC分类号: H04L9/00

    CPC分类号: H04L9/0662 H04L2209/80

    摘要: Provided is an scrambling or descrambling method and apparatus. The scrambling system includes a data stream generating unit to generate data streams, a scrambling linear feedback shift register (LFSR) group to calculate a sequence output with respect to each of the generated data streams, and a scrambling processing unit to perform scrambling of the generated data streams based on the calculated sequence outputs. The descrambling system includes a data stream generating unit to generate scrambled data streams using scrambled data, a descrambling LFSR group to calculate a sequence output of each of the generated scrambled data streams, and a descrambling processing unit to perform descrambling of the scrambled data streams using the calculated sequence outputs.

    摘要翻译: 提供了一种加扰或解扰方法和装置。 加扰系统包括:产生数据流的数据流生成单元,加扰线性反馈移位寄存器(LFSR)组,用于计算相对于每个所生成的数据流的序列输出;以及加扰处理单元,对所生成的数据流进行加扰 基于计算出的序列输出的数据流。 解扰系统包括数据流生成单元,用于使用加扰数据产生加扰数据流;解扰LFSR组,用于计算每个生成的加扰数据流的序列输出;以及解扰处理单元,用于使用 计算的序列输出。

    FIXED STATION RECEIVER FOR MIMO COMMUNICATION SYSTEM
AND UPLINK ADAPTATION METHOD THEREOF
    2.
    发明申请
    FIXED STATION RECEIVER FOR MIMO COMMUNICATION SYSTEM AND UPLINK ADAPTATION METHOD THEREOF 有权
    用于MIMO通信系统的固定接收机和上行链路适配方法

    公开(公告)号:US20120002710A1

    公开(公告)日:2012-01-05

    申请号:US13017888

    申请日:2011-01-31

    IPC分类号: H04B17/00

    摘要: Provided are a fixed station receiver for a Multi-Input Multi-Output (MIMO) communication system and an uplink adaptation method thereof. In the uplink adaptation method, a sounding reference signal (SRS) is received from a terminal including a plurality of transmission antennas. A complex channel matrix (H) corresponding to a channel response and a noise variance (σ2) corresponding to a noise power is calculated from the sounding reference signal. A signal-to-interference and noise ratio (SINR) on each transmission symbol is calculated with reference to the complex channel matrix (H) and the noise variance (σ2). A pre-coding matrix of the terminal is selected with reference to the signal-to-interference and noise ratio (SINR).

    摘要翻译: 提供了一种用于多输入多输出(MIMO)通信系统的固定站接收机及其上行链路适配方法。 在上行链路适配方法中,从包括多个发送天线的终端接收探测参考信号(SRS)。 从探测参考信号计算对应于信道响应的复杂信道矩阵(H)和对应于噪声功率的噪声方差(&sgr2)。 参考复信道矩阵(H)和噪声方差(&sgr; 2)计算每个传输符号上的信号与干扰和噪声比(SINR)。 参考信号与干扰和噪声比(SINR)来选择终端的预编码矩阵。

    DATA TRANSMISSION SYSTEM FOR TRANSMITTING CONTROL INFORMATION TO BASE STATION
    3.
    发明申请
    DATA TRANSMISSION SYSTEM FOR TRANSMITTING CONTROL INFORMATION TO BASE STATION 有权
    用于向基站发送控制信息的数据传输系统

    公开(公告)号:US20110141988A1

    公开(公告)日:2011-06-16

    申请号:US12969204

    申请日:2010-12-15

    IPC分类号: H04W72/04

    摘要: Provided is a data transmission system for transmitting control information from a terminal to a base station. The terminal may multiplex the control information, and may transmit the multiplexed control information to the base station using a plurality of transmit antennas. The base station may receive the multiplexed control information and combine the control information. The base station may transmit data to the terminal using the control information.

    摘要翻译: 提供了一种用于从终端向基站发送控制信息的数据传输系统。 终端可以复用控制信息,并且可以使用多个发射天线将复用的控制信息发送到基站。 基站可以接收复用的控制信息并组合控制信息。 基站可以使用控制信息向终端发送数据。

    DECODING APPARATUS AND METHOD USING ORTHOGONAL SPACE-TIME BLOCK CODES ROBUST TIMING ERRORS
    4.
    发明申请
    DECODING APPARATUS AND METHOD USING ORTHOGONAL SPACE-TIME BLOCK CODES ROBUST TIMING ERRORS 审中-公开
    解码装置和使用正交空间时间块编码的方法鲁棒时序错误

    公开(公告)号:US20100278277A1

    公开(公告)日:2010-11-04

    申请号:US12547035

    申请日:2009-08-25

    IPC分类号: H04L1/02

    摘要: Provided is a decoding apparatus and method using orthogonal space-time block codes (OSTBCs) robust against timing errors. The decoding apparatus may include: a cyclic prefix removal unit to receive a signal, and to remove a cyclic prefix in the signal; an inverse discrete Fourier transform (IDFT) unit to apply an IDFT to the signal with the removed cyclic prefix; a guard band removal unit to remove a guard band in the inverse discrete Fourier transformed signal, and to generate a complex matrix; a channel estimation unit to transmit a carrier corresponding to the complex matrix and channel status information associated with transmit and receive antennas; and a decoder to calculate a channel status vector with respect to a complex symbol included in the complex matrix, using the channel status information, and to calculate an inner product between the channel status vector and the complex matrix, to restore the complex symbol.

    摘要翻译: 提供了一种使用对定时误差鲁棒的正交空时块码(OSTBC)的解码装置和方法。 解码装置可以包括:循环前缀去除单元,用于接收信号,并去除信号中的循环前缀; 反向离散付里叶变换(IDFT)单元,用于将IDFT应用于具有去除的循环前缀的信号; 保护带去除单元,用于去除离散付里叶逆变换信号的保护带,并产生复数矩阵; 信道估计单元,用于发送对应于复数矩阵的载波和与发射和接收天线相关联的信道状态信息; 以及解码器,使用信道状态信息来计算相对于复数矩阵中包括的复数符号的信道状态向量,并计算信道状态向量和复矩阵之间的内积,以恢复复数符号。