The similarities and differences of these two techniques in phased array radar and of track-while-scan technique in phased array radar and mechanical scanning radar are compared.
比较了在相控阵雷达中这二者的异同，以及在机械扫描雷达中利用边扫描边跟踪技术时的异同。
The direction of Radar Target is got by antenna beam scanning.
雷达测定目标的方向是利用天线波束的扫描来实现的。
Simulation of radar scanning is one of the difficulties in the visual simulation of battlefield situation.
雷达扫描模拟是战场态势视景仿真研究领域的难点之一。
In this dissertation, key issues of the precipitation radar techniques appropriate to spaceborne application are studied, including pulse waveform design, pulse compression and range sidelobe suppression, signal processing, special resolution enhancement, attenna selection, adaptive scanning, etc.
本文首先分析了地表杂波对星载降水雷达测量的影响，详细研究了适用于卫星平台的降水雷达技术，包括脉冲波形设计、脉冲压缩与距离旁瓣抑制、信号处理算法、空间分辨率增强、雷达天线的选取与波束自适应扫描等。
Compared with the other classical working modes of synthetic aperture radar, the circular- scanning SAR system has the ability to map both sides of the radar`s flight path.
区别于传统的合成孔径雷达工作模式，环视SAR系统能够对雷达运动平台航迹两侧区域同时进行测绘成像。
Since the strong ground clutter processing residual on the low beam position caused by the sequential scanning of the beam in radar elevation is used as ground clutter and it appears in high beam position skippingly, this will affect radar normal dete.
由于这种雷达俯仰面波束的时序扫描而产生低波位的强地物回波处理剩余，作为地物杂波在高波位时跨周期出现，影响雷达系统正常的检测与显示，为解决此问题文中提出了一种比较有效的处理方法。
When using sketchy mode to launch, the effective firing range of antiship missile needs to be calculated again considering the impacting factors as the terminal guidance radar scanning mode, the missile s flight end point error, target movement, target bearing error etc.
反舰导弹使用概略射击方式射击，需要综合考虑导弹末制导雷达搜索特点、导弹自控飞行散布误差、目标机动、目标方位误差等因素，重新确定导弹的有效射击距离。
Radar imaging algorithms of both synthetic aperture radar and real aperture radar scanning model are studied.
讨论了合成孔径雷达(Synthetic aperture radar，SAR)和实孔径雷达(Real aperture radar，RAR)一维扫描方式下的谱域成像实现问题。
This paper describes a disc, reflectve, computer-generated hologram grating scanner with scanning range of 10°×2°, resolution of 64 pixels per line, diffractive efficiency of 27.6% It is put forward that the computer-generated hologram grating scanner may become an efficient way to solve the scanning technique of CO 2 laser imaging radar with the development of binary optical technique...
研制了圆盘型反射式位相计算全息光栅扫描器，扫描角度范围为 10°× 2°，分辨率为 64点/行，衍射效率为 2 7.6%。结合CO2 激光成像雷达的特点及目前对二元光学技术理论和加工工艺的研究，提出：目前的二元光学技术，特别是多重掩模蚀刻工艺的发展，可使计算全息光栅扫描器成为解决CO2激光成像雷达扫描技术的有效途径
Proper use shall be made of radar equipment if fitted and operational, including long-range scanning to obtain early warning of risk of collision and radar plotting or equivalent systematic observation of detected objects.
如装有雷达设备并可以使用的话，则应正确予以使用，包括远距离扫描，以便获得碰撞危险的早期警报，并对探测到的物标进行雷达标绘或与其相当的系统观察。
B Proper use shall be made of radar equipment if fitted and operational, including long-range scanning to obtain early warning of risk of collision and radar plotting or equivalent systematic observation of detected objects.
如装有雷达设备并可使用的话，则应正确予以使用，包括远距离扫描，以便获得碰撞危险的早期警报，并对探测到的物标进行雷达绘或其他相当的系统观察。
Mechanical scanning radar is used to simulate the main-lobe fluctuation property of phased array radar, and trumpet array radar is used to simulate the side-lobe fluctuation property. By the time-sharing work of transmitters of mechanical scanning radar and trumpet radar array, the alternant radiation property of main lobe and side lobe in the space is simulated.
用机械扫描雷达模拟相控阵雷达天线的主瓣电磁辐射特性；用喇叭天线阵列雷达模拟相控阵雷达天线副瓣电磁辐射特性；通过控制机械扫描雷达和喇叭天线阵列雷达的发射机分时交替发射，模拟相控阵雷达在空间的主、副瓣交替扫描特性。
Numerical calculation indicates that when the convergent beam scans at 340 Hz of simple harmonic wave and the range of act is above 3000 m, its maximum lag angle is 1/19 of that of the parallel beam scanner, so the lag effect is largely reduced.
标 签 相干激光雷达检流计式振镜滞后角平行光束扫描会聚光束扫描 coherent laser radar galvanometer-type scanners lag angle parallel beam scanning converging beam scanning
Because acousto-optic deflector has low power, concentrated energy, wide bandwidth, good real-time and so on, it is widely used in many fields, such as laser scanning, radar and laser detection, and achieves unprecedented result.
声光偏转器由于其驱动功率小、能量集中、带宽大、实时性好等突出特点，被广泛应用于激光扫描、雷达、光探测等众多领域，并取得了前所未有的成果。
This paper studies these two aspects in detail. Frequency changing and equivalent sampling were applied to solve the running accuracy of the scanning system and the problem of very high speed sampling. Equivalent sampling technique can also be applied to the acquisition of Radar and Sonar signals.
使用变频与等效采样技术，解决了坐标系统的运行精度及超高速数据采集的问题，其中等效采样技术也适合于雷达、声纳信号的采集。
One of the simpler methods of phased-array radar implementation is frequency scanning.
一个较简单的相控阵雷达实现方法是频率扫描。
Study on Angle of Field-of-View and Angular Resolution of a Scanning Laser Radar
扫描激光雷达的视场角和角分辨率研究
Study on Scanning Vision Angle and Angular Resolution of Laser Radar
激光雷达扫描视场角和角分辨本领研究
With the premise of linearizing for the signal process, an equation for the angular resolution of the scanning laser radar is recommended according to the Rayleigh's criterion for the intensity image.
在信号过程线性的前提下，根据强度象的瑞利判据建议扫描激光雷达角分辨本领公式。
Radar target azimuth information is obtained by the antenna beam scanning, the radar antenna azimuth resolution depends on the horizontal beam width, if it is a narrow beam, you can get high resolution.
雷达目标的方位信息是由天线波束扫描得到的，雷达方位分辨率取决于天线的水平波束宽度，如果是窄波束，就能得到高分辨率。