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1)  Resonance Absorption Lidar
共振吸收激光雷达
2)  resonant lidar
共振激光雷达
1.
Numerical simulation for the detection of He density in thermosphere by resonant lidar;
用共振激光雷达探测热层氦浓度的数值模拟
3)  differential absorption laser radar
差分吸收激光雷达
1.
Differential optical absorption spectroscopy (DOAS) and differential absorption laser radar (DIAL) can be widely used to monitor these molecules.
差分吸收光学光谱技术和差分吸收激光雷达可用于监测它们 。
4)  DIAL [英]['daɪəl]  [美]['daɪəl]
差分吸收激光雷达
1.
Study on UV laser generated by SRS of CH_4 for NO_2 DIAL measurements;
CH_4受激拉曼散射产生紫外激光用于NO_2差分吸收激光雷达的研究(英文)
2.
Study on UV Laser Generated by SRS of D_2 for O_3 DIAL Measurements;
D_2受激拉曼散射产生的紫外激光用于O_3差分吸收激光雷达的研究
3.
The principle of detecting thickness of CO2 in low space by DIAL is expatiated.
阐述了差分吸收激光雷达探测低空CO2浓度的原理,分析了系统的信噪比,对一种DS系列的OPO激光器用于探测低空CO2进行了仿真。
5)  differential absorption lidar
差分吸收激光雷达
1.
In order to reduce the error of range differential absorption lidar for detecting atmospheric CO_2, theory of detection accuracy is analyzed and the error of differential absorption detection system is simulated.
为减小距离差分吸收激光雷达探测大气CO_2浓度的探测误差,理论分析了探测精度,对差分吸收探测系统误差进行了数值分析,对基于1。
2.
As differential absorption lidar(DIAL) systems are affected by various noise factors,the measured concentration is corrupted by noise,and can not be detected.
针对差分吸收激光雷达系统,研究了对原始测量信号和气体浓度模型采用多尺度分解与卡尔曼滤波相结合的方法,实现了在强噪声的情况下对气体浓度进行探测。
3.
The return signal statistical model of differential absorption lidar (DIAL) is the basis of studying differential absorption lidar.
 差分吸收激光雷达回波信号统计模型是研究差分吸收激光雷达系统的基础,但是现有的统计模型中均没有考虑大气湍流导致的激光闪烁对回波信号的影响。
6)  differential absorption lidar(DIAL)
差分吸收激光雷达
1.
In order to study the efficiency of detecting thickness of CO2 in low space by differential absorption lidar(DIAL),the detection principle and the SNR(signal to noise ratio) of the system were analyzed.
为了研究差分吸收激光雷达低空CO2浓度探测效率,分析了探测系统的原理与信噪比,采用近红外微脉冲激光雷达进行了仿真实验,当激光脉冲能量为20μJ、重复频率为10kHz时,推算出信噪比、所需积累时间与探测距离的关系。
补充资料:差示吸收激光雷达技术
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性质:一种基于非直接散射的遥感技术。先发出一束与被测物质吸收波长相同的激光,激光被被测物质吸收之后散射回来,再发出一束波长与前一束激光波长接近的,但不被被测物质吸收或吸收很弱的激光,在前一束激光同样条件下散射回来,两次测得的信号之差,反映了被测物质的平均浓度。它的优点是信号强,灵敏度比拉曼散射提高4个数量级。此种技术可用于大气污染物的监测。

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