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    • 1. 发明授权
    • Phased-array receiver, radar system and vehicle
    • 相控阵接收机,雷达系统和车辆
    • US09411039B2
    • 2016-08-09
    • US13977087
    • 2011-01-21
    • Bernhard DehlinkSaverio Trotta
    • Bernhard DehlinkSaverio Trotta
    • G01S7/03G01S3/04G01S13/93G01S13/34G01S7/288G01S7/35H01Q3/26H01Q1/32
    • G01S7/03G01S3/043G01S7/032G01S13/931G01S2007/2886G01S2007/358H01Q1/3233H01Q3/26
    • A phased-array receiver comprises a plurality of analog beamforming receive channels, each comprising an antenna element arranged to receive a radio frequency signal and a channel output arranged to provide an analog channel output signal. At least one of the plurality of analog beamforming receive channels comprises an in-phase downconversion mixing circuit connected to the antenna element and a local oscillator source and arranged to provide a downconverted in-phase signal to a phase rotation circuit, and a quadrature downconversion mixing circuit connected to the antenna element and the local oscillator source and arranged to provide a downconverted quadrature signal to the phase rotation circuit. The phase rotation circuit is arranged to provide to the channel output a phase-shifted analog output signal generated from the downconverted in-phase signal and the downconverted quadrature signal.
    • 相控阵接收机包括多个模拟波束成形接收信道,每个接收信道包括布置成接收射频信号的天线元件和布置成提供模拟信道输出信号的信道输出。 多个模拟波束成形接收通道中的至少一个包括连接到天线元件的同相下变频混合电路和本地振荡器源,并且被布置成向相位旋转电路提供下变频的同相信号,并且正交下变频混频 连接到天线元件和本地振荡器源并且被布置成向相位旋转电路提供下变频的正交信号。 相位旋转电路被布置成向通道输出提供从下变频同相信号和下变频正交信号产生的相移模拟输出信号。
    • 2. 发明申请
    • INTEGRATED TESTING CIRCUITRY FOR HIGH-FREQUENCY RECEIVER INTEGRATED CIRCUITS
    • 用于高频接收机集成电路的集成测试电路
    • US20110122936A1
    • 2011-05-26
    • US13054358
    • 2008-07-17
    • Bernhard DehlinkRalf Reuter
    • Bernhard DehlinkRalf Reuter
    • H04B17/00H04L27/00H01L21/66
    • H04B17/0085G01R31/2822G01R31/2851
    • An integrated circuit comprises a receiver and an oscillator circuit. The receiver has a first input port for receiving a first oscillatory input signal, a second input port for receiving a second oscillatory input signal, and an output port for delivering an oscillatory output signal which is a function of both the first input signal and the second input signal. The oscillator circuit has a first output port for delivering a first oscillatory signal, and a second output port for delivering a second oscillatory signal. The first output port of the oscillator circuit is coupled to the HF port, and the second output port of the oscillator circuit is coupled to the LO port. The integrated circuit may be designed such that the HF port may be disconnected from the first output port of the oscillator circuit without affecting the operability of the receiver. An apparatus for testing the proper functioning of an integrated circuit as described above and a method of producing a receiver are also disclosed. The method may facilitate testing a receiver die during production. In particular it may avoid the need for feeding high-frequency signals from an external apparatus to the die.
    • 集成电路包括接收器和振荡器电路。 接收机具有用于接收第一振荡输入信号的第一输入端口,用于接收第二振荡输入信号的第二输入端口和用于传送作为第一输入信号和第二输入信号两者的函数的振荡输出信号的输出端口 输入信号。 振荡器电路具有用于传送第一振荡信号的第一输出端口和用于传送第二振荡信号的第二输出端口。 振荡器电路的第一输出端口连接到HF端口,振荡器电路的第二输出端口耦合到LO端口。 集成电路可以被设计成使得HF端口可以与振荡器电路的第一输出端口断开,而不会影响接收器的可操作性。 还公开了一种用于测试如上所述的集成电路的正常功能的装置和一种制作接收机的方法。 该方法可以有助于在生产期间测试接收器管芯。 特别地,它可以避免将来自外部设备的高频信号馈送到管芯的需要。
    • 4. 发明授权
    • Integrated testing circuitry for high-frequency receiver integrated circuits
    • 用于高频接收机集成电路的集成测试电路
    • US08711981B2
    • 2014-04-29
    • US13054358
    • 2008-07-17
    • Bernhard DehlinkRalf Reuter
    • Bernhard DehlinkRalf Reuter
    • H03K9/00
    • H04B17/0085G01R31/2822G01R31/2851
    • An integrated circuit comprises a receiver and an oscillator circuit. The receiver has a first input port for receiving a first oscillatory input signal, a second input port for receiving a second oscillatory input signal, and an output port for delivering an oscillatory output signal which is a function of both the first input signal and the second input signal. The oscillator circuit has a first output port for delivering a first oscillatory signal, and a second output port for delivering a second oscillatory signal. The first output port of the oscillator circuit is coupled to the HF port, and the second output port of the oscillator circuit is coupled to the LO port. The integrated circuit may be designed such that the HF port may be disconnected from the first output port of the oscillator circuit without affecting the operability of the receiver. An apparatus for testing the proper functioning of an integrated circuit as described above and a method of producing a receiver are also disclosed. The method may facilitate testing a receiver die during production. In particular it may avoid the need for feeding high-frequency signals from an external apparatus to the die.
    • 集成电路包括接收器和振荡器电路。 接收机具有用于接收第一振荡输入信号的第一输入端口,用于接收第二振荡输入信号的第二输入端口和用于传送作为第一输入信号和第二输入信号两者的函数的振荡输出信号的输出端口 输入信号。 振荡器电路具有用于传送第一振荡信号的第一输出端口和用于传送第二振荡信号的第二输出端口。 振荡器电路的第一输出端口连接到HF端口,振荡器电路的第二输出端口耦合到LO端口。 集成电路可以被设计成使得HF端口可以与振荡器电路的第一输出端口断开,而不会影响接收器的可操作性。 还公开了一种用于测试如上所述的集成电路的正常功能的装置和一种制作接收机的方法。 该方法可以有助于在生产期间测试接收器管芯。 特别地,它可以避免将来自外部设备的高频信号馈送到管芯的需要。
    • 8. 发明授权
    • Frequency multiplier circuit
    • 倍频电路
    • US08330506B2
    • 2012-12-11
    • US13126191
    • 2008-11-24
    • Saverio TrottaBernhard Dehlink
    • Saverio TrottaBernhard Dehlink
    • H03B19/00
    • H03B19/14H03D7/12
    • A frequency multiplier circuit, comprising a first stage including a first differential pair of amplifier elements having respective current conduction paths connected in parallel between first and second nodes and respective control terminals connected to receive input signals of opposite polarity at an input frequency in the radio frequency range, the first and second nodes being connected to respective bias voltage supply terminals through first and second impedances respectively so that current flowing differentially in the current conduction paths of the first differential pair of amplifier elements produces a voltage difference across the first and second nodes at a frequency which contains a harmonic of the input frequency, and a second stage including a second differential pair of amplifier elements coupled at the harmonic of the input frequency with the first and second nodes to amplify differentially the voltage difference and produce an output signal at the harmonic of the input frequency. Radio frequency connections apply the voltage difference across the first and second nodes at the frequency of the harmonic to the second differential pair of amplifier elements and block direct current, and separate direct current connections connect respectively the first differential pair of amplifier elements and the second differential pair of amplifier elements across the bias voltage supply terminals.
    • 一种倍频器电路,包括第一级,其包括具有在第一和第二节点之间并联连接的各自的电流传导路径的第一差分对放大器元件和相应的控制端子,所述控制端子被连接以在射频的输入频率处接收相反极性的输入信号 第一和第二节点分别通过第一和第二阻抗连接到相应的偏置电压源端子,使得在第一差分对放大器元件的电流传导路径中差分流动的电流在第一和第二节点处产生电压差 包括输入频率的谐波的频率,以及第二级,包括以输入频率的谐波与第一和第二节点耦合的放大器元件的第二差分对,以差分地放大电压差并产生输出信号 我的谐波 输入频率。 无线电频率连接将谐波频率上的第一和第二节点之间的电压差施加到第二差分放大器元件对并阻挡直流电,分离的直流连接分别连接放大器元件的第一差分对和第二差分对 跨越偏压电源端子的一对放大器元件。