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    • 3. 发明申请
    • WIDEBAND BEAM FORMING DEVICE; WIDEBAND BEAM STEERING DEVICE AND CORRESPONDING METHODS
    • 宽带光束形成装置; 宽带光束转向装置及相应方法
    • US20130002488A1
    • 2013-01-03
    • US13494549
    • 2012-06-12
    • Qi WANGRichard Stirling-GallacherRalf Boehnke
    • Qi WANGRichard Stirling-GallacherRalf Boehnke
    • H01Q3/00
    • H01Q3/22G01S13/0209G01S13/26G01S13/34G01S13/887G01S13/89
    • A beam forming device and method as well as to a beam steering device and method are described. The imaging beam forming device comprises a wideband transmit unit comprising at least one transmit antenna, a receiver unit comprising at least two receive antennas and at least one receive element that receive radiation from said scene and that generate receive signals from said received radiation, and a beam forming unit that performs beam forming to form a receive beam and obtain beam formed output signals from said receive signals by use of beam forming weights. For different samples or groups of subsequent samples of a receive signal, a sample representing said receive signal at a different frequency, a frequency-dependent weight is used for beam forming, which frequency-dependent weights are adapted to result in a predetermined shape of said receive beam.
    • 描述了波束形成装置和方法以及波束转向装置和方法。 成像光束形成装置包括宽带发射单元,其包括至少一个发射天线,包括至少两个接收天线的接收机单元和接收来自所述场景的辐射并且从所述接收到的辐射产生接收信号的至少一个接收元件,以及 波束形成单元,其执行波束形成以形成接收波束,并且通过使用波束形成权重从所述接收信号获得波束形成的输出信号。 对于接收信号的后续样本的不同样本或组,以不同频率表示所述接收信号的样本,频率依赖权重用于波束形成,所述频率依赖权重适于导致所述接收信号的预定形状 接收光束。
    • 9. 发明授权
    • Receiving apparatus and method with no oversampling analog to digital conversion
    • 没有过采样模数转换的接收装置和方法
    • US08401125B2
    • 2013-03-19
    • US12631070
    • 2009-12-04
    • Zhaocheng WangRichard Stirling-GallacherRalf Boehnke
    • Zhaocheng WangRichard Stirling-GallacherRalf Boehnke
    • H04L27/06H04L7/00
    • H04L7/042
    • A receiving apparatus and a receiving method for receiving signals in a wireless communication system are presented, the signals including a dedicated channel estimation sequence. The apparatus includes an analog to digital converter that converts received signals into digital samples with a sampling rate identical to a symbol rate of the received signals, a channel estimation unit that performs a channel estimation based on the dedicated channel estimation sequence comprised in a digital samples of the received signals, an evaluation unit that evaluates the channel estimation result from the channel estimation unit, and a control unit that controls a phase of the sampling rate of the analog to digital converter based on an evaluation of the channel estimation result. The present invention further relates to a corresponding receiving method.
    • 提出了一种用于在无线通信系统中接收信号的接收装置和接收方法,所述信号包括专用信道估计序列。 该装置包括模拟数字转换器,其以接收信号的符号率将接收到的信号转换为数字样本,信道估计单元,其基于包含在数字样本中的专用信道估计序列执行信道估计 的评估单元,评估单元,其评估来自信道估计单元的信道估计结果;以及控制单元,其基于信道估计结果的评估来控制模数转换器的采样率的相位。 本发明还涉及相应的接收方法。