heterodyne detector
英 [ˈhɛtərəʊdaɪn dɪˈtektə(r)]
美 [ˈhɛtərəˌdaɪn dɪˈtektər]
网络 外差检波器; 外差检测器
双语例句
- Synthetic Aperture Imaging Ladar ( VI): Space-Time Speckle Effect and Heterodyne Signal-to-Noise Ratio Analysis on the Position Sensitive Detector Positioning Error Caused by Laser Spot Using New Three-Ray Model
合成孔径激光成像雷达（VI）：时空散斑效应和外差探测信噪比采用三线位置敏感探测器定位模型分析光斑对定位精度的影响 - Applying acousto-optic modulator for optical frequency shifter, a heterodyne interferometric vibration measurement system is embedded in the phase-shift plane interferometer, and the real-time variation of optical path difference ( from 0 to half-wavelength) is processed by a one-chip RF/ IF phase detector.
以声光调制器作为光学移频器，在移相式平面干涉仪中组合成外差干涉测振系统，可以实现光程差微小变化（范围为0到1/2波长）的实时检测。 - Application of holographic phase grating in the laser heterodyne detection system of detector array
全息位相光栅在使用探测器列阵的激光外差探测系统中的应用 - Holographic laser beam shaping in the detection with heterodyne laser array detector
激光外差阵列探测中的全息光束整形 - Synchronous Heterodyne Phase Sensitive Detector
同步外差相敏检波器 - In optical heterodyne technique, optical path difference between the signal and local beams, the relative position of detector, ratio of the area of the photo-sensitive surface to the laser spot, and focal length of focused lens, have important effects on the heterodyne efficiency.
在光外差测量中，信号光与本振光的光程差、探测器的相对位置、探测器光敏面相对于激光光斑的大小和聚焦透镜的焦距，对系统的外差效率都有重要影响。 - In this thesis, by employing Matlab software, numerical simulation for the heterodyne efficiency is carried out when the field distribution of local oscillation and the signal on the active area of detector follows the Airy pattern.
应用Matlab软件，对探测器光敏面上信号光与本振光均为艾里分布情况时，系统的外差效率进行数值仿真研究。 - Heterodyne efficiency is directly related to the field distribution of the signal and the local oscillation on the active area of detector.
外差效率与信号光和本振光在探测器光敏面上的场分布直接相关。 - For different size of signal spot, heterodyne efficiencies of circular detector and rectangular detector are compared and analyzed when signal light axis is offset and tilt.
对不同的信号光斑尺寸当信号光光轴偏移及倾斜存在时，圆形探测器与矩形探测器外差效率进行比较分析。 - Only when the amplitude, phase and polarization of the local oscillation match strictly with that of the signal, can high heterodyne efficiency be obtained. The shape, size and performance of detector are also important factors that affect heterodyne efficiency.
只有当振幅、位相及偏振态等都严格匹配时，才可以获得较高的外差效率探测器形状、尺寸以及性能也是影响外差效率的一个重要因素。