The utility model relates to a high integrated general duplexer module for mobile communication duplex tower top amplifiers. 一种用于移动通信双工塔顶放大器的高集成化通用双工器模块。
Passive microwave duplexer tube 无源微波天线开关管
Duplexer of gas discharge tube 气体放电管收发开关
Research of 8 Millimeter Waveguide to Coaxial Convert, Power Transmit and Detect Technology; duplexer of coaxial line system 8mm波导同轴转换和波导功率传输及检波技术研究同轴线收发转换装置
The signal transmitting and receiving device is connected with an antenna or a rail signal coupler through a duplexer. 机车监控设备安装在机车驾驶室内,包括信号接收装置和显示器;
Tofind a target and determine its position, any radar station has to basically consist of a transmitter, a receiver, an antenna, an antenna duplexer, a display and a timer. 为了要发现目标和确定其位置,任何雷达站基本上都必须包括发射机、接收机、天线、天线转换开关、显示器和定时装置。
Researches on Adjacent Channel Rectangular Guide Duplexer for UHF Digital TV and HDTV 矩形波导UHF频段数字电视高清晰度电视邻频双工器研究
Below 1000 MHz, wavelength relatively long. Filter and duplexer use micro-stripe and metal resonator are very difficult to reduce size. 在1000MHz左右,波长相对较长,采用微带结构及金属谐振器构成的滤波器、双工器要实现小型化难度会比较大。
The Power Spectrum Analysis of a M-Channel Δ M PSK Signal and Its Application in the Determination of the Main Specifications of a Directional-Filter Duplexer M路增量调制移相信号的频谱分析及其在确定定向滤波双工器主要指标中的应用
The main parameters for the reception path is a very low noise figure ( 2dB typical including the duplexer and the limiter losses), the amplitude/ phase control with a very high accuracy. 接收支路的主要参数是很低的噪声系数(典型值是2dB,包括收发开关和限幅器损耗),以及很高精度的幅相控制。
Duplexer in Radio Communication and It'S Function Structure and Test Means 无线通讯双工器的作用、结构及检测方法
The dielectric resonators illustrated with examples have been applied to duplexer for the cellular mobile telephone and frequency stabilizer for oscillator. 最后举例说明介质谐振器在蜂巢式便携电话中的双工器及稳频振荡器方面的应用。
The Analysis and Design of FBAR Duplexer FBAR双工器的分析和设计
Design and Implementation of the Duplexer of Digital Signals at 2.4 GHz 2.4GHz数字信号双工器的设计与实现
Multi-Mode Analysis and Calculation in Waveguide Duplexer 波导频率双工器的多模分析计算
This paper presents a system design scheme for the IEEE 802.11 WLAN duplexer; giving suggestions on chips selection; 给出了基于IEEE802.11协议的无线局域网双工器的总体设计方案以及核心芯片的选择建议;
The selectivity and VSWR curves of an experimental duplexer, designed according to the specifications obtained by this method and used successfully in an all integrated and all of building-block construction 1 GHz relay communication system, are also given. 给出了根据这一方法设计并成功地使用在1GHz集成化、积木化接力通信系统中的定向滤波式双工器的特性曲线。
H-plane waveguide duplexer is analysized with a multi-mode microwave network method in this paper. 该文用多模微波网络的方法来分析波导频率双工器。
Radioactive Tracer Study of Gas Cleanup in Duplexer Discharges 用放射性示踪法在天线开关放电中研究气体的清除
Designing and Simulating of 1.8 GHz Ceramic Monoblock Duplexer 1.8GHz微波陶瓷独块双工器的设计与仿真
Duplexer is optimized for power has a high capacity and bandwidth upgrade. 优化后的双工器对功率容量和带宽都有了很高的提升。
The circuit design part mainly introduces the duplexer design with lumped apices filter, and the antenna switch design with PIN diode. 在电路结构设计部分,主要讨论了采用集总参数传输零点滤波器实现天线双工器和采用PIN管实现天线开关的设计方法。
This paper is a kind of metal grating high-power millimeter-wave antenna duplexer, the core device is a polarizer and a polarization splitter. 本文研究的是一种金属光栅高功率毫米波天线双工器,其核心器件是一个圆极化器和一个极化分离器。
The structure of the public port is designed independence in order to simplify the difficulty of such a duplexer design. 对公共端口结构进行了单独设计,简化了此类双工器设计的难度。
Then this structure was used to design an E-plane duplexer. 同时,本文论证了该结构在双工器设计方面的应用。
After tuning and testing, the performance of the duplexer can satisfy the design specification, and has obvious advantage compared with the coaxial cavity filter. 经过调试和测试,该双工器的指标可以达到设计预期,并且与同频段的同轴腔体滤波器相比,具有显著优势。
External RF signal is received and then divided into the A and F band frequency bands by the duplexer. Each signal is respectively sent to a different receiver, then after filtering, down-conversion and signal control the output signal is sent to digital circuit for further processing. 射频电路接收外部射频信号,通过双工器将信号分为A频段和F频段分别送往不同的接收机进行滤波、下变频、增益控制等处理,再将中频信号送给后级电路进行进一步处理。