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    • 42. 发明授权
    • Apparatus and method for transmitting/receiving serving HS-SCCH set information in an HSDPA communication system
    • 在HSDPA通信系统中发送/接收服务HS-SCCH组信息的装置和方法
    • US07283508B2
    • 2007-10-16
    • US10359449
    • 2003-02-06
    • Sung-Ho ChoiJu-Ho LeeSung-Hoon KimJin-Weon Chang
    • Sung-Ho ChoiJu-Ho LeeSung-Hoon KimJin-Weon Chang
    • H04Q7/28
    • H04B7/2637H04W72/0406
    • A communication system includes a shared channel occupied by a plurality of user equipments (UEs) and spread with a plurality of channelization codes to transmit user data, and a plurality of control channels for transmitting control information related to the shared channel in order to enable the UEs to receive the shared channel signal. The system generates a plurality of control channel sets by classifying the control channels into a predetermined number of control channels, and assigns the control channel sets so that each of the UEs monitors a particular control channel set among the control channel sets. Upon detecting necessity to modify a control channel set to be assigned to a particular UE among the UEs, a Node B determines to modify a control channel set assigned into the UE to a new control channel set at a predetermined point of time to come. After determining to modify the control channel set, the Node B transmits an indicator indicating expected modification of the control channel set and information on the control channel set to be modified to the UE over a downlink.
    • 通信系统包括由多个用户设备(UE)占用的共享信道,并且利用多个信道化码进行传播以发送用户数据,以及用于发送与共享信道相关的控制信息的多个控制信道,以便能够 UE接收共享信道信号。 该系统通过将控制信道分类为预定数量的控制信道来生成多个控制信道集合,并且分配控制信道集合,使得每个UE监视控制信道集合中的特定控制信道集合。 在检测到需要修改在UE中分配给特定UE的控制信道时,节点B确定将分配给UE的控制信道集合修改为在预定时间点设置的新控制信道。 在确定修改控制信道集之后,节点B通过下行链路向UE发送指示控制信道集合的预期修改的指示符和关于要修改的UE的控制信道的信息。
    • 43. 发明申请
    • Apparatus and method for transmitting/receiving data in a multi-antenna communication system
    • 在多天线通信系统中发送/接收数据的装置和方法
    • US20070104283A1
    • 2007-05-10
    • US11589985
    • 2006-10-31
    • Jin-Kyu HanFarooq KhanHwan-Joon KwonJu-Ho LeeCornelius Van RensburgDong-Hee Kim
    • Jin-Kyu HanFarooq KhanHwan-Joon KwonJu-Ho LeeCornelius Van RensburgDong-Hee Kim
    • H04K1/10
    • H04L27/2601H04B7/0408H04B7/0669H04B7/068H04B7/0691H04L1/0003H04L1/0009H04L1/0606H04L1/0618H04L1/0675
    • An apparatus for transmitting data in a base station of a wireless communication system that transmits data depending on channel status information fed back from terminals and uses a plurality of antennas. Based on the channel status information, a scheduler determines a terminal to which the base station will transmit data, determines antennas via which the base station will transmit data among the plurality of antennas, and determines a space pre-coding method. A multiplexer multiplexes transmission data into a plurality of data streams according to the number of the determined antennas. A modulation and coding unit performs modulation and coding on each of the data streams. A pre-coding controller outputs a matrix select signal for selecting one of a plurality of space pre-coding matrixes according to the space pre-coding method. A space pre-coder spatial-codes each of the coded streams with the matrix selected based on the matrix select signal. An OFDM modulator performs OFDM modulation on each of the spatial-coded streams. An RF unit transmits each of the OFDM-modulated streams via an associated antenna.
    • 一种在根据从终端反馈的信道状态信息发送数据并使用多个天线的无线通信系统的基站中发送数据的装置。 基于信道状态信息,调度器确定基站将发送数据的终端,确定基站将在多个天线之间发送数据的天线,并确定空间预编码方法。 复用器根据确定的天线的数量将传输数据复用到多个数据流中。 调制和编码单元对每个数据流执行调制和编码。 预编码控制器根据空间预编码方法输出用于选择多个空间预编码矩阵之一的矩阵选择信号。 空间预编码器使用基于矩阵选择信号选择的矩阵对每个编码流进行空间编码。 OFDM调制器对每个空间编码流执行OFDM调制。 RF单元经由相关联的天线发送每个OFDM调制的流。