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    • 95. 发明申请
    • BASE STATION AND TERMINAL
    • 基站和终端
    • US20140050190A1
    • 2014-02-20
    • US14114143
    • 2012-04-20
    • Kazuyuki ShimezawaToshizo NogamiKimihiko ImamuraDaiichiro Nakashima
    • Kazuyuki ShimezawaToshizo NogamiKimihiko ImamuraDaiichiro Nakashima
    • H04L5/00
    • H04L5/0094H04L5/0023H04L5/0053H04L5/0087H04W72/1289
    • A base station is capable of efficiently notifying a terminal of control information. The base station communicates with the terminal using a sub-frame including a plurality of resource block pairs. The base station sets a second control channel region in the terminal through RRC signaling that is higher-layer control information, the second control channel region being a region set differently from a first control channel region in which a first control channel is to be arranged. The base station transmits control information for the terminal by mapping the control information to a second control channel that is to be arranged in the second control channel region. The first control channel region is set in the sub-frame to be specific to the base station, and the second control channel region is set in the sub-frame to be specific to the terminal in units of the resource block pairs.
    • 基站能够有效地通知终端的控制信息。 基站使用包括多个资源块对的子帧与终端进行通信。 基站通过作为高层控制信息的RRC信令来设置终端中的第二控制信道区域,第二控制信道区域是与要布置第一控制信道的第一控制信道区域不同的区域。 基站通过将控制信息映射到要布置在第二控制信道区域中的第二控制信道来发送终端的控制信息。 第一控制信道区域被设置在该子帧中以使其与该基站特有,并且该第二控制信道区域被设置为该资源块对以该终端为特定的子帧。
    • 97. 发明授权
    • Transmitter for communications system
    • 通讯系统发射机
    • US08320849B2
    • 2012-11-27
    • US13517585
    • 2012-06-13
    • Toshizo NogamiKimihiko ImamuraRyota Yamada
    • Toshizo NogamiKimihiko ImamuraRyota Yamada
    • H03C7/02H04K3/00
    • H04B7/0671H04B7/0452H04B7/0682H04B7/12
    • An rf signal transmitter for transmitting rf signals through a plurality of antennas is described, which comprises: a transmit section adapted to selectively set, with respect to an input signal, the initial phase of an output to at least one of said antennas depending on a time or frequency region used for communication and to provide delay to the output on an antenna-by-antenna basis and on the basis of a transmission timing or a transmission frequency; and a quality information receive section for receiving quality information from destination station, i.e., a wireless terminal unit, said quality information concerning the rf signal transmitted from said transmit section and received at said destination station.
    • 描述了一种用于通过多个天线发送rf信号的射频信号发射机,其包括:发射部分,其适于相对于输入信号有选择地将输出的初始相位设置为至少一个所述天线,这取决于 用于通信的时间或频率区域,并且在天线基础上并基于发送定时或发送频率向输出提供延迟; 以及质量信息接收部分,用于从目的地站即无线终端单元接收关于从所述发送部分发送并在所述目的地站处接收的rf信号的质量信息的质量信息。
    • 99. 发明授权
    • Wireless receiver
    • 无线接收器
    • US08116708B2
    • 2012-02-14
    • US12693058
    • 2010-01-25
    • Kimihiko Imamura
    • Kimihiko Imamura
    • H04Q7/20
    • H04B7/0842H04B7/0634H04B7/0671H04B7/0673H04B7/0682H04B7/12H04W24/00H04W48/16H04W48/20H04W88/02H04W88/08
    • A wireless receiver that includes a reception unit which, in the case in which the frequency bandwidth of the chunk is Fc, receives a) data to which phase rotation for controlling the maximum delay time between the plurality of transmission antennas is added so that the maximum delay time is set to either a predetermined first value which is smaller than 1/Fc or a predetermined second value which is larger than 1/Fc depending on whether transmission is performed using frequency diversity or transmission is performed using multi-user diversity and b) pilot channels corresponding to the plurality of transmission antennas which are orthogonal to each other; and a demodulating unit which demodulates the data based on transfer functions calculated using the pilot channels.
    • 一种无线接收机,包括接收单元,所述接收单元在所述块的频率带宽为Fc的情况下接收到a)添加了用于控制所述多个发送天线之间的最大延迟时间的相位旋转的数据,使得最大值 延迟时间被设定为小于1 / Fc的预定第一值或大于1 / Fc的预定第二值,这取决于使用多用户分集执行是否使用频率分集或传输来执行传输,以及b) 对应于彼此正交的多个发送天线的导频信道; 以及解调单元,其基于使用导频信道计算的传递函数来解调数据。