1) Antenna array
天线阵
1.
A multi-mapping chaotic immune algorithm and its application in pattern synthesis for antenna arrays;
多映射混沌免疫算法及其在天线阵方向图综合中的应用
2.
Detecting radar antenna array technology in tunnel lining quality inspection;
探地雷达天线阵技术在隧道衬砌质量检测中的应用
3.
Beam forming network of receiving antenna array of ground wave over the horizon radar;
地波超视距雷达接收天线阵的波束形成网络
2) antenna arrays
天线阵
1.
By analyzing and calculating taper slot antenna and the factor of antenna arrays and studying microstrip slotline junction and design theory of magic T, the antenna feed system with wide band and high gain was obtained.
通过对渐变槽线天线单元的分析和计算、天线阵列的分布及阵因子的计算、微带 槽线双重接头及其构成的魔T的研究 ,而获得了高增益的宽频带单脉冲天馈系统 。
2.
Downlink beamforming for modile communication systems based on antenna arrays have been discussed.
针对基于阵列天线的移动通信系统 ,讨论不同模型下的下行波束设计方法 ,并对圆天线阵列和直线天线阵列进行计算机仿真 。
3.
For many radar and communications applications of scanning array antennas, extreme narrow main beamwidth is desired, whereas high gain is not so extremely required, the sparse antenna arrays, whose element spacing is kept relatively larger thanλ/2 over an antenna aperture, can cover these applications.
在许多工程应用中,要求天线阵列有窄的扫描波束,并不要求有相应的增益,这类应用正好可以采用天线单元在阵列孔径上稀疏布置的方法来实现,它能构造出一个降低了增益的强方向性阵列,以较少的天线单元达到分辨率等技术指标,从而降低天线系统的成本。
3) linear arrays
线天线阵
1.
An improved genetic algorithm is demonstrated and applied in synthesis of linear arrays pattern.
提出了一种改进的遗传算法对线天线阵进行方向图综合,在进化初期和后期,分别采用不同的选择,变异的汁算,从而在解空间的搜索过程中有效地实现了全局搜索,避免过早的陷入局部极值,并且有较快的收敛速度,基本摆脱了对初始群体的依赖。
5) antenna array
天线阵列
1.
Optimization of ultra-wide band TEM horn antenna array based on micro-genetic algorithm;
超宽带TEM喇叭天线阵列的微遗传算法优化
2.
Calibration of directivity errors of antenna array based on simulated annealing;
基于模拟退火算法校正天线阵列方向性误差
3.
The arithmetic application of adaptive least square of lattice in antenna array;
自适应最小二乘格型算法在天线阵列中的应用
6) antenna arrays
阵列天线
1.
A new method for null steering in antenna arrays;
一种阵列天线零点形成的新方法
2.
The spatial-domain method of moment(MoM) combining the mixed potential integral equation(MPIE) is utilized for the full-wave electromagnetic analysis of monolithic microstrip integrated circuit(MMIC) and microstrip antenna arrays.
该文开展了混合位积分方程(MPIE)的空域矩量法(MoM)对单片微波集成电路(MMIC)及阵列天线的全波分析,并采用了共轭梯度快速傅里叶变换(CGFFT)算法减少矩量法的内存需求与计算复杂度。
3.
The project of digital beam forming in antenna arrays was suggested based on DSP.
提出了一种利用DSP实现基于阵列天线的数字波束形成的方案,对数字波束形成原理作了简单介绍。
补充资料:甚大天线阵
甚大天线阵 Very-Large Array 世界上最大的综合孔径射电望远镜。简称甚大阵,常用VLA表示。1981年建成于美国新墨西哥州圣阿古斯丁平原,属美国国立射电天文台。它由27面直径25米的抛物面天线组成,Y型排列,每臂长21千米。有3种组合模式,最长基线为36千米。可在6个波段工作,并可作圆偏振(左旋和右旋)和线偏振测量。在厘米波段,最高空间分辨率达角秒量级,与地面光学望远镜的分辨率相当;灵敏度比世界上其他射电望远镜高一个量级;成像时间8~10小时。根据观测要求,可分别作连续谱、射电谱线和甚长基线干涉测量的观测研究工作。 |
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条