Method of moment is used to analyze antennas array network and network theory is used in dealing with feed line network.
采用矩量法分析天线阵网络,网络理论分析集合线网络。
The radar features two stationary planar array antennas, each covering a sector of 90 degrees, thus achieving 180 degrees of simultaneous coverage.
该雷达具有两个固定平面阵天线,每个扇形覆盖90度,从而实现同步覆盖180度。
Pedersen had made them himself, with the help of an enormous array of antennas that can hurl several megawatts of radio waves into the upper atmosphere, creating brilliant light shows in the sky.
一排排巨大的天线阵列把强度达数兆瓦特的无线电波投射到高空大气层,天空出现了一束束耀眼的光线。
The Allen Telescope Array (mostly paid for by Paul Allen, co-founder of Microsoft) consists of 42 dish antennas, each six metres across, scattered across the countryside.
艾伦望远镜阵列(主要是由微软的创始人之一的保罗·艾伦出资建立的)由42个碟形天线组成,每一个天线有六米宽,它们遍布乡村。
In this paper, the main valve width and directive gain for uniform linear array of antennas in phased scanning are estimated.
本文对均匀直线阵列天线在相控扫描过程中的主瓣宽度和方向性系数进行了估算。
When transmitting back to the user, the array emits identical signals from both antennas.
阵列在发射讯号给用户时,则会透过两个天线发射一模一样的讯号。
Smart antenna is a complex system including array antennas digital signal processing unit and adaptive arithmetic unit.
智能天线是个复杂的系统包括天线阵列,数字信号处理单元和自适应算法单元。
Based on the theoretic analysis, a study is made on broadband and dual-polarized microstrip planar array antennas and a mode of simple structure with good antenna performance is proposed.
在基本原理讨论的基础上,本文重点研究了宽带双极化微带平面阵天线,提出了一种结构简单性能较为良好的天线形式。
An optical true time delay (TTD) is a means for optically controlling phased array antennas (PAAs).
光真延时是对相控阵天线进行光控的一种重要手段。
Our study shows that the method is useful for rapid designing and analyzing phased array microstrip antennas.
研究表明,这种方法有利于相控微带天线阵的快速设计。
The function and usage of the software for analyzing the fan-shaped array of log-periodic dipole antennas are introduced.
详细介绍了对数周期天线扇形阵特性分析软件的功能及使用方法。
The space equalization method (SEM) is put forward in this paper to eliminate the amplitude and phase errors among antennas caused by mechanical manufacturing errors and array edge effects.
提出空间均衡方法用来消除由天线的机械加工误差和阵面的边缘绕射引起阵元间的幅相误差。
In order to improve the test efficiency of phased array antennas, phase-shift measurement method is adopted in this paper.
为了提高相控阵天线的检测效率,本文采用了相控阵天线换相测量法。
This paper tells the importance of smart antennas for the third generation mobile communication system and focuses on the adaptive array antennas.
论述了智能天线技术在第三代移动通信中的重要作用,并重点介绍了自适应阵天线及智能天线的两种实现方案。
In this paper the effect of feed array configuration in satellite multiple beam antennas on pattern synthesis has been investigated.
本文着重研究了卫星多波束天线馈元阵的形状对赋形的影响。
FPGA-based implementation of floating-point LMS algorithm is one of the key techniques in the engineering design of adaptive array antennas.
浮点LMS算法的FPGA实现是自适应天线阵工程设计中的关键技术。
The mutual coupling in the array antennas is a key question that must be considered in the analysis of array antennas and design for it.
互耦效应是低副瓣阵列天线分析与设计中需要考虑的重要问题。
Then using the principles, we analyse the mutual conductances between elements on cylindrical slot conformal array antennas.
分析了圆柱缝隙共形阵天线单元间的互导纳。
Distributed antennas belonging to multiple users in the wireless network are collected, each with their own information to transmit, so that the users form a "virtual antenna array" (VAA).
分布在无线网络节点上的每一根天线都有自身信息要传送,且集合起来组成虚拟的天线阵列(VAA)。
Phased array antennas are widely employed in radar, communication and weather field etc.
相控阵天线在雷达、通讯和气象等领域内得到了广泛的应用。
The engineering data are offered in the last chapter, and may have some referenced value to the application of circle-polarized ferrite phase shifters to array antennas.
在本文的最后给出了工程应用的数据,为圆极化移相器在相控阵天线中更深入的应用可以提供参考。
After the study and summarize of massive related literatures of microstrip antennas, this article provides a detailed design of the terminal array antenna for the BGAN system.
在研究总结了大量有关微带天线的文献后,本文提供了一个详细的BGAN系统终端阵列天线的设计。
In this paper the directional characteristics of elliptic array antennas is studied and the fact that a linear array and a circular array is the especial cases of an elliptic array was proved.
对椭圆形阵列天线的方向特性进行了研究,证明了直线阵和圆环阵是椭圆形阵的特例。
This paper expounds that errors of the array effect on the performance of the antennas by analyzed the performance of the phased array antennas and how to correct the errors.
本文从相控阵天线性能分析出发,阐述了阵列误差对天线性能的影响和针对阵列误差的校准方法。
Finally, this paper studies a utility phased array antennas, introduces the performance of the antennas.
最后,本文研究了一种实用相控阵天线,介绍了该天线的性能、指标。
A novel approach for efficient computation of adaptive weights in array antennas is introduced. It deals with the application of the direct data domain least-squares algorithm to adaptive antennas.
介绍了一种新的有效计算阵列天线中的自适应权值的方法,即把基于直接数据域的最小二乘算法应用到自适应天线中。
The study of two-dimensional planar arrays adaptive digital beam-forming system will be one of the focuses of digitization array antennas.
二维平面阵自适应数字波束形成系统的研究将是今后数字化阵列天线的热点之一。
The study of two-dimensional planar arrays adaptive digital beam-forming system will be one of the focuses of digitization array antennas.
二维平面阵自适应数字波束形成系统的研究将是今后数字化阵列天线的热点之一。
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