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检索条件"主题词=reflector antennas"
8 条 记 录,以下是1-10 订阅
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A NEW METHOD FOR COMPUTING RADIATED FIELD OF reflector antennas——THE CHEBYSHEV-BESSEL SERIES TECHNIQUE
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Journal of Electronics(China) 1988年 第3期5卷 197-205页
作者: 易力 Institute of Spacecraft System Engineering The Chinese Academy of Space Technology Beijing
A rapidly convergent series—the Chebyshev-Bessel series for representation of thephysical optics(PO)radiation integral is developed,which is applicable to evaluating radiated field of reflectorantennas.
来源: 同方期刊数据库 同方期刊数据库 评论
Effect of Facet Displacement on Radiation Field and Its Application for Panel Adjustment of Large reflector Antenna
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Chinese Journal of Mechanical Engineering 2017年 第3期30卷 578-586页
作者: Wei WANG Peiyuan LIAN Shuxin ZHANG Binbin XIANG Qian XU key laboratory of electronic equipment structure design of ministry of education xidian universityXi'an 710071China collaborative innovation center of information sensing and understanding xidian universityXi'an 710071China xinjiang astronomical observation chinese academy of sciencesUrumqi 830011China
Large reflector antennas are widely used in radars, satellite communication, radio astronomy, and so on. The rapid developments in these fields have created demands for development of better performance and higher sur... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
High-Gain Dual Circularly Polarized Antenna for Air-to-Ground Wireless Link
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Chinese Journal of Electronics 2022年 第3期31卷 555-561页
作者: JIANG Hang YAO Yuan XIU Tao CHENG Xiaohe YU Junsheng CHEN Xiaodong School of Electronic Engineering Beijing University of Posts and Telecommunications School of Electronic Engineering and Computer Science Queen Mary University of London
This paper presents an E-band reflector antenna fed by dual circularly polarized feed system. Axial displaced ellipse reflector is adopted for high gain and low blockage mechanisms. The feed system mainly composed of ... 详细信息
来源: 同方期刊数据库 同方期刊数据库 评论
Passive inter-modulation scattering analysis of reflector considering contact nonlinearity
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Chinese Journal of Aeronautics 2013年 第2期26卷 463-469页
作者: Jiang Jie Li Tuanjie Liu Yicai School of Electromechanical Engineering Xidian University
Passive inter-modulation (PIM) is a form of nonlinear distortion caused by the inherent nonlinearities of the passive devices and components in RF/microwave system. It will degenerate the performance of communicatio... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
B-spline surface fitting and simplified GO/PO analysis of subreflector correction for large Cassegrain antenna distortion compensation
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Research in Astronomy and Astrophysics 2018年 第7期18卷 53-62页
作者: You Ban Cong-Si Wang Shu-Fei Feng Wei Wang Bao-Yan Duan Key Laboratory of Electronic Equipment Structure Design Ministry of Education School of Electromechanical Engineering Xidian University
The main surface of a large Cassegrain antenna consists of a large number of panels. There are inevitably random and systematic errors which will degrade the antenna pattern and limit its applicability when working at... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
A Tightly Coupled Dipole Array with Diverse Element Reflection Phases for RCS Reduction
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Chinese Journal of Electronics 2024年 第2期33卷 449-455页
作者: Yuewen GOU Yikai CHEN Shiwen YANG University of Electronic Science and Technology of China
This paper proposes a novel low scattering tightly coupled dipole array(TCDA), aiming to reduce the radar cross section(RCS) of phased antenna arrays under a certain oblique incident wave. First, we build three types ... 详细信息
来源: 同方期刊数据库 同方期刊数据库 评论
Introduction to ECRIEE’s Development On Very Low Sidelobe Antenna
Introduction to ECRIEE’s Development On Very Low Sidelobe A...
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1996 CIE International Conference of Radar(ICR’96)
作者: Zhang Zuji Wang Shengju Tan Jizhao East China Research Institute of Electronic Engineering
<正>This article gives the brief introduction to ECRIEE’s development in the past few years on a kind of very low sideiobe reflector antenna (VLSA)and a kind of very low sidelobe array antenna (which are practic... 详细信息
来源: cnki会议 评论
THE REFLECTION BEHAVIOURS OF ELLIPTICAL CYLINDER-LOADED MONOPOLE ANTENNA WITH CYLINDRICAL BALUN
THE REFLECTION BEHAVIOURS OF ELLIPTICAL CYLINDER-LOADED MONO...
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2002 3rd International Conference on Microwave and Millimeter Wave Technology
作者: JAE.W.LEE MYUNG S.SONG Advanced Radio Technology Department Radio & Broadcasting Research Lab.ETRI161 Kajong-DongYusong-GuTaejon305-350Korea
<正>In this paper,a small elliptical cylinder-loaded monopole antenna having cylindrical balun inside the radiator is *** frequency and power ranges of the proposed antenna are aimed from 824MHz to 894MHz and averag... 详细信息
来源: cnki会议 评论