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    • 1. 发明授权
    • Passive monopulse ranging to a non-cooperative emitter and non-emitting
object
    • 被动单脉冲范围为非合作发射体和不发射物体
    • US5280294A
    • 1994-01-18
    • US756207
    • 1985-07-18
    • Earl L. Hammerquist
    • Earl L. Hammerquist
    • G01S3/52G01S5/12G01S13/00G01S3/02
    • G01S3/52G01S5/12G01S13/003
    • A radar system for passive determination of range to a non-cooperative scanning radar, to a non-emitting object illuminated by the scanning emitter and between scanning emitter and illuminated object entirely from the passive location. The radar equipment at the passive location includes a passive array with beam forming and switching matrix to provide output signals separately on the basis of angular discrimination, for each of the object and emitter. Resolver circuits respond to the angle between emitter and object vector, the incremental time between direct emitter reception and reflected echo from the object as well as to emitter scan rate and instantaneous pointing angle. Algorithms for the emitter range, object range and range between emitter and object are given.
    • 一种雷达系统,用于被动地确定到非合作扫描雷达的范围,到由扫描发射器照射的非发射物体,以及完全来自被动位置的扫描发射器和被照射物体之间。 被动位置的雷达设备包括一个具有波束形成和开关矩阵的无源阵列,用于对每个物体和发射器基于角度辨别分别提供输出信号。 分解电路响应发射器和物体矢量之间的角度,直接发射器接收之间的增量时间和来自物体的反射回波以及发射器扫描速率和瞬时指向角。 给出发射器范围,发射体和物体之间的对象范围和范围的算法。
    • 2. 发明授权
    • Phase measurement ranging
    • 相位测量范围
    • US4788548A
    • 1988-11-29
    • US95365
    • 1987-09-08
    • Earl L. Hammerquist
    • Earl L. Hammerquist
    • G01S11/02G01S19/11
    • G01S11/02
    • A passive radar ranging system having an antenna system for receiving radiated electromagnetic energy emanating from an emitter source, plus a translation resolution system and a digital computation system for making phase measurements of the received electromagnetic energy with the translated and resolved energy signals being operated upon by a plurality of system spacing parameters, the radiated energy being modulated in a particular pattern, randomly modulated or unmodulated and with the emitter source being fixed or moving while the phase measurements are made from a single measurement platform which may also be fixed or moving with respect to the emitter source, the phase measurements being employed for determining the instantaneous range from the emitter source to the measurement platform.
    • 一种被动雷达测距系统,具有用于接收从发射源发出的辐射电磁能的天线系统,以及一个平移分辨率系统和一个数字计算系统,用于对所接收的电磁能量进行相位测量,其中转换和解析的能量信号由 多个系统间距参数,辐射能量被调制为特定模式,随机调制或未调制,并且发射源源是固定的或移动的,而相位测量是从单个测量平台进行的,单个测量平台也可以相对于固定或移动 到发射源,采用相位测量来确定从发射源到测量平台的瞬时范围。