Scannerless imaging ladar is one of developing trends of ladar.

无扫描成像激光雷达是现在激光雷达的发展趋势之一。

Ladar is one of the guidance sensors in the spacecraft rendezvous and docking.

激光雷达可以作为空间交会对接过程中的相对导航敏感器之一。

Nation's first LADAR Institute; world class facilities for the development of laser radar technologies.

全美第一个（目前也是唯一的一个） 激光雷达研究院；具有世界一流的激光雷达研发设施。

The original centroid tracking algorithm is no longer suitable because of the speckle noise in ladar image.

然而常规形心跟踪算法因激光雷达图像受到散斑噪声影响而变得不适合。

Ladar, which can obtain range image and intensity image, may provide much useful information than other imaging system.

激光雷达能同时成距离像和强度像，较其他的成像体制给出更多的有用信息。

According to range image noise, combining intensity image with multilevel median filtering is used for actual ladar image.

根据距离像噪声来源，采用结合强度像的多级中值滤波对实际的雷达图像进行了去噪处理。

The shortages and advantages of 3 D camera system, 3 D scanning ladar system, 1 D scanning ladar system and non scanned ladar system have been analysed.

对于三维照相机系统、三维扫描激光雷达成像系统、一维扫描激光雷达系统及非扫描激光雷达成像系统的优缺点进行了分析比较。

The combination of ladar and passive-infrared (IR) imaging can get more information, and improve the ability of object classification and anti-interference.

激光雷达与被动红外(IR)成像结合可获取更多信息，并提高目标识别能力和抗干扰性。

The imaging ladar is good at classifying objects because it can send laser actively, receive the reflected wave, and produce angle-angle-range-intensity image.

激光成像雷达主动发射激光，接收其反射回波，能成角-角-距离-强度像，较易于实现目标识别。

Called LADAR, the technology works in a similar way to radar, calculating the range of an object from the time it takes for a pulse to reach it and then be reflected back.

这种技术被称作LADAR，它的原理和雷达差不多，都是通过计算脉冲到达一个物体并返回所用的时间来确定物体的大小。

In this paper, the attenuation mechanisms of ladar signals propagating in the atmosphere are discussed and analyzed, and these give a theoretical basis of design of ladar system.

本文对激光在大气中传输的各种能量衰减机制进行分析和讨论，为激光雷达系统的设计提供理论依据。

Synthetic Aperture Ladar (SAL) is a kind of imaging laser radar (Ladar) utilizing synthetic aperture techniques to obtain high resolution images without the installation of large optics.

合成孔径激光雷达（SAL）是一种采用合成孔径技术的高分辨率成像激光雷达，只需要较小的光学孔径就可以实现高分辨率成像。

When radar signals propagate in the atmosphere, the absorption and scattering of air molecule, aerosol particles, dust and cloud, fog and rain result in energy attenuation of ladar signals.

激光雷达信号在大气中传输时，大气中的气体分子和大气气溶胶粒子、尘埃、雾、雨等对激光信号的吸收和散射导致光信号能量的衰减是影响激光雷达信号传输的重要因素。