Analysis on the TD-SCDMA Base Station Antenna and Feeder Setting Scheme TD-SCDMA基站天馈设置方案分析
The Design of the SWR and Power Online-monitoring System for the Antenna and Feeder of the Macrocell BS 宏蜂窝基站天馈线驻波比和功率在线监测系统的设计
The radio and television signal emission facilities, including antenna, feeder links, tower masts ( poles), ground network, satellite transmitting antenna as well as the auxiliary equipments thereof; 广播电视信号发射设施,包括天线、馈线、塔桅(杆)、地网、卫星发射天线及其附属设备等;
Double band antenna with tetra function feeder for the radio measuring transmission system 用于无线测量传输系统的双波段天线四功能馈源
A new system of piloting antenna feeder system is adopted in two measure and control radars in a key engineering and has been ranked one of the key technology of the engineering because of its more difficult and knotty. 某重点工程中的两种测控雷达的引导天馈系统所采用的新体制,技术难度大,困难多而被列为该工程关键技术之一。
The article describes the new technologies for the development of European satellite multibeam antenna and discusses the new concepts, new technologies and new applications of different types of multibeam reflector antenna or array antenna reflector, feeder, beam shaping network and radiation patch. 本文综述了欧洲卫星多波束天线发展的新技术,对各种多波束反射面天线或阵列天线的反射面、馈源、波束成形网络、辐射贴片等的新理论、新技术、新应用作了述评。
This paper deals mainly with the project of high performance antenna with only sub-reflector modified and simple step dual mode conical horn as feeder source, and its practicable results have already achieved on antennas of microwave relay communication system. 本文主要介绍仅修正副面,并以简单的台阶双模圆锥喇叭为馈源的高性能天线方案及其在微波中继通信天线上所取得的实用性结果。
Antenna and Feeder Line System Simulation for Low Troposphere Wind Profile Radar 低对流层风廓线雷达天馈线系统仿真
A numerical simulation is conducted to analyze a parabolic cylinderical reflector antenna with 7-half-wave-dipole array as feeder using the method of moments ( MoM). 应用矩量法对波长为0.70m的P波段抛物柱面天线进行了分析和计算,该天线的馈源由7元半波振子阵列构成。
In addition the duplex system, antenna and feeder line are discussed. 另外对系统的双工体制及天馈线也进行了分析和讨论。
RF signal is transmitted and received with antenna feeder, whose installation and operation directly affect the quality and coverage of signal and the situation of transmitter. 射频信号的发射和接收是通过天馈系统来实现完成的。天馈线系统的运行情况的好坏和安装质量将直接影响到射频信号的质量、发射机的工作状态和电磁波的覆盖范围。
To realize a four patches microstrip phased arrays, an array feeder, working at 10 GHz and consisted by phase shifter and power divider, is designed as the four-patch microstrip antenna array feeder. 文本研究了一种工作在10GHz的平面微带功分移相器作为四贴片微带天线阵的馈电网络,以实现相位控制阵列。