A new algorithm based on dual frequency is proposed in this paper for multiple frequency CW radar ranging.
本文提出一种基于双频测距的多频连续滤雷达测距新算法，即二次相差法。
In the experiment, we build the laser diode radar ranging system, and use of the devices under different conditions of a large number of fixed-point ranging experiments.
在实验上，搭建了测距型激光二极管雷达的实验装置，并利用该装置进行了不同条件下的大量定点测距实验。
The results show that:in the low SNR conditions, the discrete distribution of the laser diode radar ranging data will significantly deviate from the normal distribution;
研究结果表明：在低信噪比条件下，激光二极管雷达测距数据的离散分布将明显偏离正态分布；
Based on the safety distance model, the software and hardware of the main control unit of sub-system and radar ranging of sub-system is designed, the key technologies is solved.
在安全距离的基础上，对主控单元子系统和雷达测距子系统进行了软、硬件设计，解决了系统功能所需要的关键技术。
So, this paper presents a more universal characteristics of the laser diode ranging evaluation system, and studies on laser diode characteristics of radar ranging in theory and experiment.
为此，本论文给出了一种更具有普适性的激光二极管测距特性的评价体系，并在理论和实验上对激光二极管雷达的测距特性进行了研究。
Abstract: in this article a new laser-radar ranging equation is deduced. This equation takes into consideration the tracking jitter of a telescope and the beam jitter caused by atmosphere turbulence.
摘要：考虑望远镜存在跟踪随机抖动及大气湍流引起的光斑抖动等因素，推导出新的激光测距方程。
Like its Cousins radar and sonar, lidar (light detection and ranging), works by broadcasting electromagnetic waves towards a target and then building up a picture from the reflection.
与雷达和声纳技术相似，激光雷达(光探测和测距)的工作原理是通过向目标发射电磁波然后根据反射波构建图像。
A NASA radar aboard India's Chandrayaan-I lunar orbiter found 40 craters, ranging in size from 1 to 9 miles across, with pockets of ice.
一个NASA安放在印度的首个无人绕月轨道飞行器Chandrayaan - I上的雷达发现了40个环形山，直径从1英里到9英里不等，环形山内有大量的冰。
The original radar combined these two things, as its English name radar showed: Radio Detection and Ranging.
最初的雷达正如它的英文名称“雷达”(radar)所表示的那样，包括两个方面：无线电测物和测距。
This thesis introduces a series of low cost high precision Linear Frequency Modulation Continuous Wave (LFMCW) ranging radar.
本文介绍一种低成本、高精度线性调频连续波(LFMCW)测距雷达。
In summary, the results of the research shows important reference value for optimum design of ranging laser diodes radar and follow-up three-dimensional reconstruction and analysis of target data.
综上可见，该研究工作和结果对于测距型激光二极管雷达的优化设计和后续三维数据重建及分析有着重要的参考价值。
The topics to design a vehicle to take the initiative to protection of laser ranging radar.
本课题旨在设计一种适用于车辆主动防护的激光测距雷达。
At present, the ranging system of the carrier shell equipped the air pressure tube, the millimeter radar, the timer and laser ranging system.
目前末敏弹母弹测高机构主要装配了空压管、毫米波雷达、定时器、激光测距系统等装置。
The high repetition rate LD pump Q-switch solid state laser has been widely used in a lot of fields, such as the laser communication, optical storage, marking, welding and ranging radar.
激光二极管泵浦的高重复频率调Q固体激光器在激光通信、光存储、打标、焊接和测距雷达等方面已经获得了广泛应用。
The principle and signal processing flow of air-to-ground ranging (AGR) in airborne radar are introduced, and the accuracy of pitch error is analyzed.
研究了机载雷达空地测距的原理和信号处理流程，并对俯仰误差精度进行了分析。
Then discussed the structure of this imaging laser radar for airborne survey, and its ranging performance under shot-noise limited.
讨论了将该种雷达应用于机载探测时的系统总体结构和在散粒噪声受限时的测距性能。
Then this board can provide distance information for bistatic laser radar targeting system. This thesis is devoted to the research on the correlation theory of lidar and the methods of laser ranging.
本文研究了激光雷达相关理论及激光测距方法，基于脉冲激光测距法，给出了一种结构简单，可同时处理多路回波信号的测距电路。
A programmable digital signal processor for ranging gate pulse Doppler radar is presented.
本文介绍了一种用于距离门脉冲多卜勒雷达的可编程序数字信号处理机。
The simulation and test results indicate that this design can be implemented on a single chip. This design can be applied in some minitype FMCW radar for its ranging function.
仿真和测试结果表明该方案可用单芯片完成数字信号处理器的硬件设计，可在一些小型FMCW测距雷达上应用。
A device to find objects that cannot be seen called Radio Detecting and Ranging became Radar.
“装置找到对象，不能被所谓的无线电探测和测距，成为”雷达。
Radar in itself is actually an acronym that stands for RAdio Detecting and Ranging.
雷达本身实际上是首字母缩写词，代表着无线电探测和范围。
Radar in itself is actually an acronym that stands for RAdio Detecting and Ranging.
雷达本身实际上是首字母缩写词，代表着无线电探测和范围。
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