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The bandwidth characteristics of subarray excited devices have important influence on the beam bandwidth and VSWR bandwidth of a planar array antenna. 子阵激励装置的带宽特性对平板裂缝天线的波瓣带宽和驻波带宽有着重要影响。
The paper studies three key problem of base station array antenna for mobile communication, controlled radiation pattern, beam width and passive intermodulation. 本文研究移动通信基站天线中的三个关键问题，波束赋形、波瓣宽度、无源交调。
Thanks a lot. I will take a look. is it for array antenna? 沙发大中小发表于2008-4-1822:14只看该作者看帖回帖是一种美德，您的回帖是对楼主最大的支持
The sectored array antenna is applied to the base station of TD SCDMA. 该天线阵列用于TD SCDMA基站系统中。
The digital beamforming (DBF) of the phased array antenna is a key technology of the smart antenna. 阵列天线的数字多波束形成技术是智能天线中的一项重要技术。
A Design of Beam Shaping of an Array Antenna 一种阵列天线的波束赋形设计
A microstrip array antenna is designed and manufactured to work as the feed of the Cassegrain antenna system. 研制了一个用作卡塞格伦天线系统的馈源的微带天线阵。
The large flange welded by using EBW has been successfully used in the array antenna of new radar. 采用电子束焊完成的大型法兰已成功地应用于某新型雷达的阵列天线。
In this paper, a new phased array antenna calibration technique-Mid-field Calibrating Technique (MFCT) is presented. 摘要提出一种相控阵天线中场校正新技术。
The Rafale currently uses a passive array antenna for air-to-air and air-to-ground use. 目前，“阵风”战斗机的空空和空地探测使用的是被动阵列天线。
The results show that this DBF design can adjust the magnitude and phase of each channel,digitally forming antenna beam. 实验结果表明,该数字波束形成设计能实时调整各通道的幅度和相位,实现数字波束形成。
For improving SAR's ECCM capability adoption of phased array antenna with large aperture is one of effective measures. 为了改进合成孔径雷达的ECCM能力，采用大孔径相控阵天线具有重要意义，是有效的措施之一。
In this paper, Genetic algorithm is used to design the sectored array antenna in smart antenna system. 使用遗传算法(GeneticAlgorithm)设计了智能天线系统前端的扇区天线阵列。
Combining genetic algorithm with LMS,a hybrid genetic algorithm(GA_LMS)for satellite adaptive nulling antenna beam space was proposed. 将遗传算法与LMS算法结合构成一种混合遗传算法,并将其用于卫星自适应调零天线的波束空间调零处理。
It has BIT function.It's suitable for limited array antenna.Through modularized composing, it's also suitable for large phased array antenna. 它对有源相控阵天线系统有很好的通用性，通过模块积木式组合，也能适应大阵面相控阵天线系统的要求。
With maturity of the OEIC material, technics and apparatus, the realization of OEIC Phased Array Antenna is becoming more and more impossible. 集成光学的材料、工艺以及器件研究的成熟为集成光学真延时相控天线的实现打下了一定的基础。
It can perform a flexible emissive and receiving antenna beam and have a good anti-jamming ability.This thesis is a previous research before engineering fulfillment. 本文设计了用可实现模拟多种不同工作体制、具有灵活可变的收发波束和较好抗干扰能力的雷达天线平台，为工程实现提供了理论支持。
This paper shows that the capacity of WCDMA system can be enlarged further, by combining UTRA(Universal Terrestrial Radio Access) TDD (Time Division Duplex) Mode with time?switching array antennas. 主要证明将UTRATDD(通用陆基无线时分双工)模式与时间切换阵列天线技术相结合,可进一步增大WCDMA系统容量。
The application of OEIC in Phased Array Antenna will reduce the cubage, heavy and cost of antenna system, and advance security of it. 将集成光学技术应用于相控阵天线可以大大缩小系统体积、降低重量及成本,提高系统可靠性。
Kalman filter is a linear minimum variance state estimator, and it combined array antenna and multiuser detection effectively. 卡尔曼滤波是一种线性最小方差状态估计，把它有效地结合阵列天线与多用户检测。