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    • 5. 发明申请
    • Antenna
    • 天线
    • US20070146202A1
    • 2007-06-28
    • US11349264
    • 2006-02-08
    • Anthony KinghornRobert SinclairJohn Tanner
    • Anthony KinghornRobert SinclairJohn Tanner
    • H01Q3/00H01Q1/28
    • H01Q21/0006H01Q3/26
    • This invention relates to reducing the complexity and cost of antenna arrays and is more specifically concerned with reducing the complexity of an antenna apparatus (10). It provides an antenna array (62) made up of a vertical stack of horizontal linear structures (74) each having several groups of neighbouring array antenna elements (78), the groups (74) having variable numbers of the antenna elements (78) each connected to a transmit/receive module (66). The advantage of this configuration is that less communication modules (66), such as transmit/receive modules, are required to operate the antenna array (62), reducing the weight, power consumption and cost of an antenna apparatus (10) incorporating such an antenna array (62) without significantly limiting the capability and/or performance of a system compared to a conventional solution.
    • 本发明涉及降低天线阵列的复杂性和成本,更具体地涉及降低天线装置(10)的复杂性。 它提供了一个天线阵列(62),它由垂直的水平线性结构堆叠(74)构成,每个天线阵列具有几组相邻的阵列天线元件(78),每组具有可变数量的天线元件(78)的组(74) 连接到发送/接收模块(66)。 这种配置的优点在于,需要较少的通信模块(66),诸如发射/接收模块来操作天线阵列(62),从而减少天线装置(10)的重量,功耗和成本, 天线阵列(62),与常规解决方案相比,不显着地限制系统的能力和/或性能。
    • 6. 发明申请
    • High range resolution radar system
    • 高分辨率雷达系统
    • US20060061505A1
    • 2006-03-23
    • US10518240
    • 2003-06-27
    • Anthony Kinghorn
    • Anthony Kinghorn
    • G01S13/90
    • G01S13/282G01S7/032G01S7/282G01S7/288
    • Described herein is a method and apparatus for improving high range resolution of a radar system. The method comprises phase shifting a radar pulse to be transmitted at substantially the radar transmission frequency and phase shifting the received radar pulse at substantially the radar transmission frequency. The phase shifting is implemented using a monolithic microwave integrated circuit (MMIC) (42) driven by a digital circuit (44) to provide a phase profile which is applied to radar pulse (52) produced by a radar pulse generator (54) and which is also applied to a received radar pulse (60). A master clock and synchroniser (72) provides clock signals for an analogue to digital converter (ADC) (68), the generator (54) and the digital circuit (44) so that the MMIC (42) is clocked at a frequency which is directly harmonically related to the ADC (68). This avoids spurious beat frequencies which could interfere with a wanted radar signal.
    • 这里描述了一种用于提高雷达系统的高范围分辨率的方法和装置。 该方法包括相移基本上以雷达传输频率传输的雷达脉冲,并将接收到的雷达脉冲基本上相当于雷达传输频率。 使用由数字电路(44)驱动的单片微波集成电路(MMIC)(42)来实现相移,以提供施加到由雷达脉冲发生器(54)产生的雷达脉冲(52)的相位分布,并且其中 也适用于接收到的雷达脉冲(60)。 主时钟和同步器(72)为模数转换器(ADC)(68),发生器(54)和数字电路(44)提供时钟信号,使得MMIC(42)以 直接与ADC(68)谐波相关。 这避免了可能干扰有用雷达信号的虚假拍频。