1) Coherent wind lidar
相干激光测风雷达
1.
Coherent wind lidar is one of the major means which measures the atmospheric wind fields, with a high signal-to-noise ratio and receive short bandwidth by the advantages, many scientists from various countries attention it.
本文根据相干激光测风雷达系统中微弱信号检测的需要,针对激光相干测风雷达系统中声光移频器技术问题进行了研究,主要内容如下: (1)从声波和光波在介质中的耦合波方程出发,利用动量匹配和动量失配分析了介质中的声光互作用规律,得出了声光移频器在正常布拉格衍射条件下的声光偏转特性和声光调制特性。
2.
Based on the measurement of the scattering of aerosol in atmosphere, using monostatic antenna, heterodyne detection, coherent wind lidar can obtain Doppler frequency signals directly from backscatter of aerosol, and then via the data retrieval operations, 2-dimensional or 3-dimensional atmospheric wind fields can be obtained.
相干激光测风雷达,采用收发合置光学天线,脉冲外差探测体制,能够探测到大气中气溶胶的后向散射信号,并从中提取多普勒频率信息,经过数据反演,获取大气二维或三维风场信息,是目前研究中小尺度气象现象的最有效手段之一。
2) Incoherent wind lidar
非相干测风激光雷达
3) solid laser radar with incoherent system
非相干固态激光测风雷达
1.
The paper introduces the principles of producing echo and detecting wind field when win-detection radar with middle frequency and solid laser radar with incoherent system detect the wind field of elevation between 60 and 100 kilometers, and the constitution of radar systems.
介绍了中频测风雷达和非相干固态激光测风雷达探测 60～ 1 0 0km高度内中层大气风场时产生回波的机制、测风的基本原理 ,以及雷达系统的组成情况。
4) colidar
['kəu'laidə]
激光雷达，相干光雷达
5) coherent laser radar
相干激光雷达
1.
In some special uses it is needed for the antenna system of a coherent laser radar to be small, light, low cost and high image quality.
根据具体使用要求设计了一个折衍混合式天线系统 ,其特点是采用一片小口径 ,平面基底的二元光学元件 ,对外差探测 ,收发合置的相干激光雷达天线系统进行简化。
6) coherent lidar
相干激光雷达
1.
This paper presents the development of the solid-state coherent lidar system and reviews in detail the operating principle and potential applications of Nd:YAG laser,Tin,Ho:YAGlaser and (Cr),Tin:YAG laser to the coherent lidar system.
本文介绍了固体相干激光雷达系统的发展，详细评述了Ｎｄ：ＹＡＧ激光器，Ｔｍ，Ｈｏ：ＹＡＧ激光器和（Ｃｒ）；Ｔｍ：ＹＡＧ激光器在相干激光雷达系统中的工作原理及应用前景。
2.
Measurement of speed of moving object by a solid-state coherent lidar is studied.
建立了固体相干激光雷达对运动目标速度的测量系统。
补充资料：风雷
狂风和暴雷。比喻气势浩大而猛烈的冲击力量：革命的～。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条