馈源

FAST馈源精调试验平台运动精度分析

The kinematic accuracy analysis of the fast feed fine-tuning test platform

C频段高增益低旁瓣天线馈源设计

Design of a C-band High-gain , Low-sidelobe Antenna Feed

基于GPS的FAST望远镜馈源平台自动测量控制系统

Automatic GPS-based surveying and control system for FAST radio telescope

C波段双波束卫星接收天线及高效双模双波束馈源系统

C Band Dual Beam Satellite Receiver Antenna and High Efficiency Dual Mode Feeding Source System

大射电望远镜馈源指向系统轨迹跟踪免疫PID控制

Immune PID control of the feed-supporting system for large spherical radio telescope

FAST望远镜馈源运动控制系统3D仿真系统设计

Design of a 3D System for the Simulation of the Control System of the Feed of FAST

基于PMAC卡的FAST馈源位姿主动减振控制系统

Active Vibration Control System of FAST Feed Based on PMAC Card

介绍的X波段收发共用双圆极化馈源是为了拓展海外市场新研制开发的产品。

The product of X-band couple circular polarization feed is researched in order to exploit the oversea market .

应用ATA的对数周期馈源方案于FAST的可能性探讨

On Possibilities of Applying the LPA Scheme for the ATA to the FAST

UHF频段双频馈源辐射性能的优化设计

The Optimized Design for Radiation Performance of UHF Band Dual-frequency Feed

研究了C波段单线背射螺旋的背射特性及其作为抛物面馈源的辐射特性。

The backfire characteristics of a monofilar helix and the radiation characteristic of the paraboloidal reflector antenna with a backfire helical feed operating at C band are studied .

UHF雷达天线馈源的研究

Study of the feed of the UHF radar antenna

馈源采用改进型平面TEM喇叭天线，同轴垂直馈电方式。

The improved planar TEM horn antenna is adopted as the source , and it is fed by the coaxial-cable vertically .

大射电望远镜双Stewart平台的馈源精定位控制

Attitude Control of the Feed Source of a Large Spherical Radio Telescope Composed of Two-Stewart-Platform

波纹馈源喇叭具有低的插入损耗、高的束效率和在E、H平面高斯束分布的良好对称特性，且消除了旁办。

The scalar feed horns have low insertion loss , high beam efficiencies and good symmetrical Gaussian beam patterns with negligible sidelobes in E and H plane .

一种实用Ku波段螺旋馈源的设计

The Design of a Practicable Ku Band Spiral Feed

初级馈源位置对Fabry-Perot谐振天线性能的影响

Effect of Primary Source Location on Fabry-Perot Resonator Antenna

推导了同轴TEM模作为COBRA天线馈源时的辐射公式；

The radiation formulas of TEM coaxial mode as the radiation mode of COBRA are also deduced .

为使E面和H面方向图在照射区域内具有高的等化度，选择双模圆锥喇叭作为馈源的结构形式。

In order to make E and H patterns of the feed equal in the illuminated area , the dual-mode conical horn is chosen as the feed form .

Ku波段圆极化自跟踪馈源设计

Design of a Ku-band Circular Polarization Autotrack Feed

Ku频段大功率宽频带频率复用馈源

Ku-band High Power Handling Width-band Frequency Reuse Feed

大型射电望远镜馈源舱对Stewart平台扰动的响应

Dynamic Response of the Feed Cabin of a Large Radio Telescope to the Disturbance from Stewart Platform

基于Stewart平台的馈源位姿主动减振定位机构的控制是五百米口径球面射电天文望远镜（FAST）项目实现的关键。

Active vibration control of the feed support system based on Stewart platform is essential for constructing a five-hundred-meter aperture spherical telescope ( FAST ) successfully .

500m口径球面射电望远镜馈源支撑结构体系试验研究与理论分析

Experimental Study and Theoretical Analysis of the Structure for Supporting the Feed Cabin of the FAST

大射电望远镜FAST（FivehundredmeterApertureSphericaltelescope）方案是通过六根大跨度悬索驱动馈源舱完成馈源的大范围运动，馈源支撑及指向跟踪测量是其中两项关键技术。

In the project of FAST ( Five hundred meter Aperture Spherical Telescope ) , the feed cabin is carried by six big span suspend cables to move in large area .

双波段天线四功能馈源，属于改进的一种微波天线设备，可以同时传输C波段收、发信号和Ku波段收、发信号。

Double band antenna with tetra function feeders is a improved kind of microwave antenna equipment , which could send and receive signals at C-band or Ku-band simultaneously .

将遗传算法求复杂函数极值理论与三维数字仿真技术相结合，采用VC++编程语言开发馈源n塔支撑最优化系统。

Then , combining with a genetic algorithm of extremum for complicated functions and a digital three dimension simulation technique , an optimization system for the feed support system is programmed by VC + + language .

改善单偏置天线交叉极化劣化的C-band馈源

Type of C-band feed suitable for improving the cross polarization degradation of single-offset parabolic reflector antenna

500m直径大射电望远镜（简称FAST望远镜）的跟踪观测是由馈源的空间运动来实现，因此馈源在搜索运动过程中要保持很高的稳定性。

The Five hundred meter Aperture Spherical Telescope ( FAST ) was tracked using spatial feedback of the movement , maintain the excellent feedback stability during the searching movement .

基于ISA总线的八轴联动伺服控制卡在大射电望远镜悬索馈源系统中的应用

The Application of an 8-axis Cooperatively Working Servo Motor Control Card Based on ISA Bus in the Large Telescope Cable Suspension Feed System