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    • 1. 发明授权
    • Virtual beam system
    • 虚拟光束系统
    • US6163564A
    • 2000-12-19
    • US132037
    • 1998-08-11
    • Ronald RudishJoseph Levy
    • Ronald RudishJoseph Levy
    • G01S13/02G01S13/28G01S13/32H01Q3/26H01Q3/30H04B1/69H04B7/04H04B7/08
    • G01S7/023G01S13/288G01S13/325G01S2013/0281H01Q3/26H01Q3/2605H01Q3/30H04B1/69H04B7/0408H04B7/086
    • A virtual beam system operating in an environment, including a non-compatible receiver, includes a transmitting subsystem and a receiving subsystem. The transmitting subsystem includes an array of transmitting elements and an element position encoded composite signal generator for generating an element position encoded composite signal. The array of transmitting elements is operatively coupled to the signal generator. The transmitting subsystem radiates the element position encoded composite signal via the array of transmitting elements. The receiving subsystem is responsive to the element position encoded composite signal and includes a receiving element and an element position encoded composite signal decoder for decoding the element position encoded composite signal. The receiving element is operatively coupled to the signal decoder. The element position encoded composite signal appears to be radiated as a wide beam, with relatively low directive gain, when received and decoded by the non-compatible receiver. Conversely, the element position encoded composite signal appears to be radiated as a narrow beam, with relatively high directive gain, when received by the receiving element and decoded by the signal decoder of the receiving subsystem.
    • 在包括不兼容接收机的环境中操作的虚拟波束系统包括发射子系统和接收子系统。 发射子系统包括发射元件阵列和元件位置编码复合信号发生器,用于产生元件位置编码复合信号。 发射元件的阵列可操作地耦合到信号发生器。 发射子系统经由发射元件阵列辐射元件位置编码复合信号。 接收子系统响应于元件位置编码的复合信号,并且包括接收元件和元素位置编码的复合信号解码器,用于对元件位置编码复合信号进行解码。 接收元件可操作地耦合到信号解码器。 当由不兼容的接收机接收和解码时,元素位置编码的复合信号似乎被辐射为宽波束,具有相对低的指令增益。 相反地​​,元件位置编码的复合信号似乎被辐射为窄波束,具有较高的指令增益,当被接收元件接收并被接收子系统的信号解码器解码时。
    • 2. 发明授权
    • Integrated interferometer and instantaneous frequency measurement device and method
    • 集成干涉仪和瞬时频率测量装置及方法
    • US06198436B1
    • 2001-03-06
    • US09240462
    • 1999-01-29
    • Ronald Rudish
    • Ronald Rudish
    • G01S502
    • G01S3/48
    • An integrated receiver includes an Instantaneous Frequency Measurement (IFM) device, an interferometer and switches. The IFM receives signals from a target and determines the frequency of the signals. The IFM includes the shared N-channel phase receiver. The interferometer also receives the signals from the target and determines the angle-of-arrival (AOA) of the signals. The interferometer includes the shared N-channel phase receiver and shares the shared N-channel phase receiver with the IFM. The switches selectively connect the shared N-channel phase receiver to the IFM when the IFM is determining the frequency of the signals, and selectively connect the shared N-channel phase receiver to the interferometer when the interferometer is determining the AOA of the signals. The shared N-channel phase receiver determines phase information indicative of the frequency of the signals and the AOA of the signals. A method for calculating the frequency and the AOA of the signals from the target includes the steps of receiving the signals, determining the frequency of the signals using the shared N-channel phase receiver, and determining the AOA of the signals using the shared N-channel phase receiver.
    • 集成接收机包括瞬时频率测量(IFM)设备,干涉仪和开关。 IFM从目标接收信号并确定信号的频率。 IFM包括共享的N沟道相位接收器。 干涉仪还从目标接收信号并确定信号的到达角(AOA)。 干涉仪包括共享的N沟道相位接收器,并与IFM共享共享的N沟道相位接收器。 当IFM确定信号的频率时,开关选择性地将共享的N沟道相位接收器连接到IFM,并且当干涉仪确定信号的AOA时,有选择地将共享的N沟道相位接收器连接到干涉仪。 共享的N沟道相位接收器确定指示信号的频率和信号的AOA的相位信息。 用于计算来自目标的信号的频率和AOA的方法包括以下步骤:接收信号,使用共享N信道相位接收机确定信号的频率,以及使用共享的N信道相位接收机确定信号的AOA, 通道相位接收器。
    • 4. 发明授权
    • Method and system for increasing the power efficiency of a balanced
amplifier/antenna combination
    • 用于增加平衡放大器/天线组合的功率效率的方法和系统
    • US5614863A
    • 1997-03-25
    • US550948
    • 1995-10-31
    • John A. PierroRichard L. Clouse, Jr.Ronald Rudish
    • John A. PierroRichard L. Clouse, Jr.Ronald Rudish
    • H01Q3/26H03F3/24H03F3/26H04B1/04H04B1/18
    • H03F3/245
    • A system for increasing the power efficiency of a balanced amplifier driven antenna arrangement includes a push-pull class B power amplifier circuit which is responsive to a periodic, time varying input signal and generates at least two output signals in response thereto. The arrangement also includes a balanced antenna exhibiting a relatively high impedance at the second harmonic of the input signal. The arrangement further includes at least one transmission line operatively coupled between the power amplifier circuit and the balanced antenna to provide the at least two output signals to the balanced antenna. The at least one transmission line has a length which is one-eighth of the wavelength of the input signal or odd multiples thereof, and thereby reflects back to the power amplifier circuit a substantially short circuit at the second harmonic of the input signal.
    • 用于增加平衡放大器驱动天线布置的功率效率的系统包括推挽类B功率放大器电路,其响应于周期性的时变输入信号并响应于此产生至少两个输出信号。 该布置还包括在输入信号的二次谐波处呈现相对较高阻抗的平衡天线。 该布置还包括至少一个传输线,其可操作地耦合在功率放大器电路和平衡天线之间,以将至少两个输出信号提供给平衡天线。 至少一条传输线的长度是输入信号的波长的八分之一或其奇数倍,从而在输入信号的二次谐波处反射回功率放大器电路基本上短路。