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。
Since cannonball travels in the antenna beam of the radar, its echo signal contains Doppler information.
炮弹在雷达天线波束里飞行，回波信号包含多普勒信息。
It also discusses the antenna beam control, the radar pulse control, and the clutter-lock on the raw data stage, etc.
同时也兼顾到了天线姿态，波束指向的控制；雷达波门，脉冲重复频率控制；
Distributed SAR satellite one is a complex and antenna beam synchronization is a prerequisition for interferometry SAR.
分布式SAR是一个复杂的协同工作编队多卫星系统，波束同步是实现干涉SAR的前提。
When phased array radar operates in wideband wide scan condition, the antenna beam is dispersed and thus the distance profile is broadened.
相控阵雷达天线在进行宽带宽角扫描时，天线波束会“色散”，使得到的距离像展宽，从而降低了系统分辨率。
And to write programs using MATLAB to calculate its amplitude and phase weighted ideal pattern. 3, the antenna beam pointing to the formation of five different.
并且用MATLAB编写程序，计算了其幅度相位加权后的理想方向图。3、天线五个不同指向波束的形成。
Its antenna beam scanning entirely electronically controlled beam scanning speed is not only high, but the number of beams, movement pattern can be arbitrarily controlled.
其天线波束的扫描完全用电子的方式控制，不但波束的扫描速度极高，而且波束的数目、运动方式都可以随意的控制。
The approach for enlargement of SAR patch mapping area by antenna beam scan is investigated, which serves for moderate fine-resolution mapping of medium-sized terrain patches.
研究通过天线波束扫描扩大SAR区域成像范围的方法，以适应较大区域中等分辨率成像的要求。
During radar tracking target in low elevation, the measuring error of tracked target was removed or reduced with array antenna beam forming technique that can reduce the multi-path error.
当雷达在低仰角跟踪时，降低多径误差的阵列天线波束的形成技术，可消除或降低低仰角跟踪目标时的测量误差。
Using a directive beam antenna and the Highband Networking Waveform (HNW), the radio can automatically create the entire network using a single frequency.
通过使用定向声波天线和高频网络波形(HNW)，无线电可以采用单一频率自动创建整个网络。
The beam of the antenna gets wider as the aircraft get farther from the antenna, thus making the measured position information less accurate.
飞行器离雷达天线越远，天线电波的波长越宽如此以来使测量出的位置信息误差越大。
How it works: a 2-metre antenna and mobile generator produce and aim a beam of 95-gigahertz (3-millimetre) radiation.
工作原理：一个两米长的天线和移动发电器制造95束千兆赫(3毫米)的辐射对准目标。
A sphere, in contrast, concentrates its beam to a line - which is why a "line feed" antenna was originally used at Arecibo.
球形的则不同，它会把波束汇聚到一条线上——这就是为什么阿雷西博先前使用的是“线反馈”天线。
We adopted Gaussian beam, ray tracing and vector diffraction integration together to analyze single beam spot-focusing lens antenna.
本文采用将高斯波束法，射线追迹和矢量衍射积分相结合的方法来分析单波束的点聚焦透镜天线。
The beam scan with variable linear polarization directions of antenna arrays using MM/C transmit-receive (T/R) modules is explored.
研究了由单片微波集成收发组件所构成天线阵的可变极化扫描问题。
Another advantage is, most obviously, that the multi-beam antenna looks at seven different points simultaneously.
另一个很明显的优势，多波束天线在同一时刻观察着七个不同的方向。
In this paper, principle, design and test result of MMW wide beam antenna on flight vehicle is introduced.
本文介绍一种用于飞行器上的毫米波宽波束天线的原理、设计方法和实验结果。
In this paper, the equations for calculation of the radiation performances on high efficiency double reflector antenna fed by beam waveguide are derived.
本文导出了地面站常用的改进型波束波导馈电高效率双镜天线的辐射特性的计算式。
The inspection method of cosecant beam antenna is discussed in depth in this paper.
对余割波束天线的检测方法进行了较深入的探讨。
The phased array antenna is a discrete array, the beam of which is steered by the digital shifter.
相控阵天线是一离散阵，它的波束控制采用了数字移相器。
A shaped beam base station antenna is realized with the unequal spacing array using an optimization technique based on genetic algorithms.
本文利用遗传算法对不等间距阵列天线进行优化，实现了一种赋形波束基站天线。
This thesis places emphasis on one of the key techniques of smart antenna - adaptive digital beam forming (DBF) algorithm and its applications in the DS-CDMA mobile telecommunications systems.
本文重点研究智能天线系统的关键技术之一——自适应数字波束形成(DBF)算法在DS - CD MA移动通信系统中的应用。
A beam shaping algorithm for circular arrays antenna pattern based on adaptive antenna array theory is presented.
基于自适应天线阵理论，给出一种用于圆形阵列天线方向图的波束赋形算法。
The emphasis in this paper was corner reflector antenna with high-gain, narrow beam and low side-lobe.
选用方向性好、增益高、旁瓣低的角形反射器天线作为本论文的研究重点。
Based on Gaussian beam theory and the antenna parameters, the size of the reflectors of the beam waveguide, the distance between them and their relative locations can be determined.
以高斯波束理论为基础，根据天线基本参数要求，分析确定出波束波导系统中各反射面尺寸、反射面彼此间距及各部件相对位置。
Array-fed parabolic reflector and shaped reflector with a single feed are usually used to be contoured beam satellite antenna.
卫星波束赋形天线普遍采用阵馈抛物反射面天线和单馈成形皮射面天线。
The wave beam can be efficiently radiated from a conveniently short Antenna.
波束可以从一根使用方便的短天线上有效地发射出去。
The adaptive nulling and interference localization based on beam-space of satellite planar array multi-beam antenna are investigated and some simulation results are also presented.
研究了基于卫星平面阵列多波束天线波束空间的自适应调零和干扰源定位技术并给出了仿真结果。
The adaptive nulling and interference localization based on beam-space of satellite planar array multi-beam antenna are investigated and some simulation results are also presented.
研究了基于卫星平面阵列多波束天线波束空间的自适应调零和干扰源定位技术并给出了仿真结果。
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