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    • 2. 发明授权
    • Hybrid adaptive antenna array
    • 混合自适应天线阵列
    • US08754810B2
    • 2014-06-17
    • US13147359
    • 2010-01-29
    • Yingjie Jay GuoJohn David BuntonValeriy DyadyukXiaojing Huang
    • Yingjie Jay GuoJohn David BuntonValeriy DyadyukXiaojing Huang
    • H01Q3/00
    • G01S3/023H01Q3/36
    • Disclosed is a hybrid antenna array (100) comprising a plurality of digital branches (145), each digital branch including an analogue beamforming sub-array (e.g. 110-1), each sub-array having a plurality of antenna elements (120), a phase shifter (130) adapted to apply a phase shift to the signal from each antenna element, and a combiner (e.g. 135-1) adapted to combine the phase-shifted signals. Each digital branch also includes a signal chain (e.g. 140-1) adapted to convert the output of the sub-array to baseband. The hybrid antenna array also comprises a digital processing module (150), including: an angle of arrival estimation sub-module (155) adapted to estimate an angle of arrival of a signal at the antenna elements; a phase control sub-module (170) adapted to control the phase shift applied by each phase shifter depending on the estimated angle of arrival; and a digital beamformer (165) adapted to combine the baseband signals from the digital branches using a weight vector to form an output signal (180).
    • 公开了一种包括多个数字分支(145)的混合天线阵列(100),每个数字分支包括模拟波束形成子阵列(例如,110-1),每个子阵列具有多个天线元件(120) 适于对来自每个天线元件的信号施加相移的移相器(130)以及适于组合相移信号的组合器(例如135-1)。 每个数字分支还包括适于将子阵列的输出转换为基带的信号链(例如140-1)。 混合天线阵列还包括数字处理模块(150),包括:适于估计信号在天线元件处的到达角度的到达角估计子模块(155); 相位控制子模块(170),其适于根据估计的到达角度控制由每个移相器施加的相移; 以及数字波束形成器(165),其适于使用权重向量组合来自所述数字分支的基带信号以形成输出信号(180)。
    • 3. 发明申请
    • Hybrid Adaptive Antenna Array
    • 混合自适应天线阵列
    • US20120033761A1
    • 2012-02-09
    • US13147359
    • 2010-01-29
    • Yingjie Jay GuoJohn David BuntonValeriy DyadyukXiaojing Huang
    • Yingjie Jay GuoJohn David BuntonValeriy DyadyukXiaojing Huang
    • H04L27/00
    • G01S3/023H01Q3/36
    • Disclosed is a hybrid antenna array (100) comprising a plurality of digital branches (145), each digital branch including an analogue beamforming sub-array (e.g. 110-1), each sub-array having a plurality of antenna elements (120), a phase shifter (130) adapted to apply a phase shift to the signal from each antenna element, and a combiner (e.g. 135-1) adapted to combine the phase-shifted signals. Each digital branch also includes a signal chain (e.g. 140-1) adapted to convert the output of the sub-array to baseband. The hybrid antenna array also comprises a digital processing module (150), including: an angle of arrival estimation sub-module (155) adapted to estimate an angle of arrival of a signal at the antenna elements; a phase control sub-module (170) adapted to control the phase shift applied by each phase shifter depending on the estimated angle of arrival; and a digital beamformer (165) adapted to combine the baseband signals from the digital branches using a weight vector to form an output signal (180).
    • 公开了一种包括多个数字分支(145)的混合天线阵列(100),每个数字分支包括模拟波束形成子阵列(例如,110-1),每个子阵列具有多个天线元件(120) 适于对来自每个天线元件的信号施加相移的移相器(130)以及适于组合相移信号的组合器(例如135-1)。 每个数字分支还包括适于将子阵列的输出转换为基带的信号链(例如140-1)。 混合天线阵列还包括数字处理模块(150),包括:适于估计信号在天线元件处的到达角度的到达角估计子模块(155); 相位控制子模块(170),其适于根据估计的到达角度控制由每个移相器施加的相移; 以及数字波束形成器(165),其适于使用权重向量组合来自所述数字分支的基带信号以形成输出信号(180)。