成像激光雷达
- 网络imaging lidar
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利用光子累计改善成像激光雷达的信噪比方法
Improved Signal-to-noise Ratio of Imaging Lidar with Photon Counting
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为满足当前对此类激光雷达的迫切需求,进行成像激光雷达的研究是十分必要的。
It is very necessary to research the imaging lidar for meeting the present urgent requirement .
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综上所述,距离选通阵列探测3D成像激光雷达的方案具有可行性,所设计的距离选通阵列探测3D成像激光雷达原理验证性系统工作稳定,满足系统的设计要求。
The experimental system of range gated array detects 3D imaging laser radar we designed work steadily , meet the design requirements .
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首先对3-D脉冲相干成像激光雷达系统作了简单的介绍,并且给出了针对该激光雷达系统进行的理论分析,给出了被动红外成像单像素统计模型。
First this paper introduces a three-dimensional laser radar and analyses the laser radar system , then introduces the forward-looking infrared ( FLIR ) system and its single pixel statistics .
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二维成像激光雷达得到目标的强度像不能准确识别不同距离的目标,而距离信息有助于将目标识别出来,因此3维(3D)像成像激光雷达对提高目标的识别能力是非常有效的。
Intensity image of two-dimensional imaging laser radar does not accurately identify targets at the different distances , the range information helps discriminating objects , and so three-dimensional imaging laser radar to improve the recognition capability is effective .
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本文小型全固态焦平面成像激光雷达是以盖革模式(Geigermode)雪崩光电二极管(APD)为探测器的三维成像雷达。
In this paper , the small solid-state laser radar imaging focal plane is Geiger mode avalanche photodiode tube ( APD ) detector for 3D imaging radar .
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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。
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 .
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最后,搭建非扫描阵列照明成像激光雷达实验系统,在室内对8m至60m距离内的目标进行阵列照明成像实验,得到二维强度像,实验结果表明,阵列照明成像质量优于泛光照明成像。
At last , set up non-scanning array illumination imaging laser radar experiment system . The experiment is on the indoor , 8m to 60m away , we acquire strength image . the experiment results show that array illumination is better than floodlighting .
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合成孔径成像激光雷达实验系统设计
Design on the experiment optical system of synthetic aperture imaging lidar
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新体制成像激光雷达发展评述
Review on Development of the New Imaging Laser Radar Systems
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三维成像激光雷达图像与摄像机图像的融合
Image Fusion of the Camera and the Imaging Ladar
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合成孔径成像激光雷达旋转目标成像
Rotating objects imaging of synthetic aperture imaging lidar
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成像激光雷达系统性能的研究
Research on the performance of imaging laser radar
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成像激光雷达研究进展
Development of Imaging Laser Rada Research
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光子累计方法在成像激光雷达中的应用研究
Photon counting applied to imaging lidar
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成像激光雷达系统模拟
Simulation of Imaging Laser Radar
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图像跟踪是成像激光雷达系统中的一个核心部分,它决定着整个雷达的性能。
Image tracking is the hardcore of the laser radar . The whole ladar system is depending on it .
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成像激光雷达系统对精确制导、直升机防撞等都具有重要的意义。
Imaging laser radar system is significant to precise guidance , obstacle avoidance of helicopters and some other applications .
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接着再介绍了凝视成像激光雷达的硬件电路系统结构,包括信号驱动控制电路、门选通控制电路和增益调制电路。
Hardware circuit system structure including signal drive control circuit , gating control circuit and gain-modulation circuit has been introduced .
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电视摄像机从各不同角度拍摄地图。三维成像激光雷达图像与摄像机图像的融合
Television cameras take pictures of the maps from different angles . Image Fusion of the Camera and the Imaging Ladar
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研制了一种具有高时间分辨率和高空间分辨率的多狭缝条纹相机,相机主要应用于非扫描三维成像激光雷达。
A multiple-slits streak camera with high temporal and spatial resolution is introduced , which is mainly used in the scannerless three-dimensional imaging lidar .
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围绕这一课题背景,本文研究了距离成像激光雷达系统原理,并基于其探测性能进行了理论模拟和分析。
Surrounding the subject , in this thesis the system theory of imaging lidar is researched and the photon counting detection technique is analyzed theoretically .
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主动成像激光雷达可以实现高分辨率的距离成像和强度成像,因此在精确制导、地形跟随和障碍物回避等方面有很好的应用。
Active imaging laser radar can product high resolution range image and intensity image , and can be used in precision guilding , terrain navigation and obstacle avoidance .
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本文以所建立的二极管泵浦固体成像激光雷达实验演示系统为研究对象,建立了成像激光雷达系统计算机模型。
In this paper , a computer program for an imaging laser radar is modeling on the basis of the ongoing diode pumped imaging laser radar experimental system .
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在详细研究成像激光雷达的测距体制和成像方式的基础上,提出了一种高速三维成像激光雷达的研究方案。
Secondly , the imaging mode and ranging methods of the imaging ladar are analyzed in detail , and the proposed research project of high-speed 3D-imaging ladar is explained .
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成像激光雷达在武器系统中广泛应用,显著提高了系统的自动目标识别性能。
Imaging laser radar is used widely in weapon systems , and the performance of weapon system automatic target recognition ( ATR ) is increased by using the imaging laser radar .
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光子计数成像激光雷达需要测量一个激光主波和与之对应的多个回波之间的时间间隔,并具有高精度。
The time intervals between laser main pulse and the corresponding multiple echoes were needed to measure in photon counting imaging lidar , and the system had to have high precision .
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本文通过对凝视型成像激光雷达进行原理性验证,同时研究其关键技术,研制出激光雷达模拟样机,并对其性能做了实验研究。
In this article , the imaging lidar with staring is verified in principle , the key technology is studied , the lidar simulation prototype is developed , and its performance is also characterized .
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本文首先分析了脉冲成像激光雷达的信号特点,以及各种模拟方法的优缺点,提出了采用数字信号模拟方案来实现相干激光成像雷达信号模拟器的研制。
At the beginning of this paper , the signal features of imaging laser radar are analyzed . After various simulating methods have been compared , we decide to design our imaging laser radar signal simulator with digital method .
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相比传统的点扫描激光雷达,基于距离选通和增益调制测距原理的面阵成像激光雷达具有测距速度快的优点,是一种全新的获取高分辨率地球空间信息的技术手段。
Compared to traditional point-scanning laser radar , plane array imaging laser radar based on the ranging principles of range-gated and gain modulation has the advantages of fast ranging and is a new technical means to obtain high-resolution geo-spatial information .