VHF Broadband 80 W Linear Power Amplifier VHF波段80W宽带线性功率放大器
Experimental Investigation on Digital Predistortion Technology for Linear Power Amplifier 线性功放中数字预失真方法的实验研究
A Novel PVT-insensitive Adaptive-bias Linear Power Amplifier 一种新型自适应偏置线性功率放大器
Study of the Linear Power Amplifier 线性功率放大器研究
Relying on the model, the unstable influence of the structure resonance is eliminated with an incomplete differential PID control algorithm. The control bandwidth can surpass its structure resonance frequency and wide bandwidth control can be realized through applying linear power amplifier. 依据模型,以不完全微分PID控制算法来消除结构谐振的不稳定影响,采用线性功率放大驱动方式,可使控制带宽超过其结构谐振频率,实现高带宽控制。
Made a research in the composing mode of the high-frequency linear power amplifier of UHF complete solid-state transmitter. 对UHF全固态电视发射机高频线性功率放大器的组成方式进行了研究。
Design of Adaptive Feedforward Linear Power Amplifier 自适应前馈射频功率放大器设计
In this paper, a low noise high linearity amplifier which works in UMTS frequencies is analyzed and designed, it is used to amplify the distorted signal in WCDMA feed-forward linear power amplifier system. 本文分析并设计了一应用在UMTS频段(2.11~2.17GHz)的低噪声高线性放大器,用来放大WCDMA前馈线性功放中的失真信号。
Linear power amplifier has low distortion and good linearity, but it has high loss and so low efficiencies. 线性功率放大器有失真小、线性好等优点,但是其损耗大,效率低。
One of drawbacks of orthogonal frequency division multiplexing ( OFDM) technique is the high peak-to-average power ratio ( PAPR) of signals, which substantially degrades the efficiency of a linear power amplifier. 正交频分复用(OFDM)技术的一个缺点是信号的高峰值平均功率比(PAPR)大大降低了系统中线性功放的效率。
Exploring the method of modulating and testing transistor high-frequency linear power amplifier 晶体管高频线性功率放大器调试方法探讨
The limiting current protection and temperature protection of MOSFET and linear power amplifier is the emphasis of discussion. 深入探讨了MOSFET管和线性功率放大器的限流保护和温度保护电路。
This paper presents the development and status of linear power amplifier. Principle and circuit of predistortion feedforward and building blocks are introduced. 综述了线性功率放大器的发展与现状,并分别介绍了当前已在应用的预失真法、前馈法和组合模块法线性功放的原理及电路。
Pointed out that it is a very important subject to look for the advanced, high-efficiency, useable, stable, reliable high linear power amplifier of UHF TVtransmitter by now. 寻求先进、高效、实用、稳定、可靠的UHF电视发射机高频线性功率放大器,至今仍是一个十分重要的技术课题。
Study on and Design of a High Efficiency Linear RF Power Amplifier 高效率线性RF功放的研究与设计
Design of a UHF Broadband Linear Power Amplifier UHF宽带线性功率放大器设计
Development of linear power amplifier for communication 通信用线性功率放大器的进展
A Linear Power Amplifier Using Power MOSFET 功率场效应管在线性功率放大器中的应用
At present, solid state power amplifier has wide application in the remote control subsystem of the telemetry and remote control system which made most important in research in the solid-state linear Power Amplifier. 目前,固态功率放大器在遥测遥控地面发射系统已经得到广泛的应用,使对于线性固态功率放大器的研制显得极为重要。
The use of microwave linear power amplifier is widely, so the linear processing technology of microwave power amplifier gets more and more recognition. 微波线性功率放大器的用途越来越广,因此微波功率放大器的线性化处理技术也越来越受到重视。
The linear power amplifier of current-type and the PIDcontroller is designed for the control of radial force. 针对径向力的控制要求研制了双向电流型线性功率放大器和PID控制器。
The microwave linear power amplifier is used widely. 微波线性功率放大器用途越来越广。
Microwave Feedforward Linear Power Amplifier Technology 微波前馈线性功率放大器技术
The simulation result shows that proposed hybrid power amplifier has faster dynamic response and lower power consumption compared with the Linear power amplifier. 仿真研究表明,与线性功率放大器相比,该种新型功率放大器具有较高的动态响应速度和较低的稳态功率损耗。
As is known to all, efficient spectrum modulation is linear, so it requires a linear power amplifier. 由于高效频谱调制技术是线性的,因此要求调制信号所经过的功放也是线性的。
In 3G communication, we usually use the less efficient linear power amplifier to make the final signal amplification, which affected cell phone battery life. 3G通信中,通常使用效率较低的线性功放做最终信号放大,这影响到手机电池的使用时间。
By virtue of efficiency advantage compared with traditional linear power amplifier, Class D amplifier has obtained more and more attention nowadays. D类放大器凭借着传统线性功率放大器无可比拟的效率优势,在注重节约能源的今天受到了越来越多的关注。
The high linear power amplifier has to be used to guarantee communication quality. Unfortunately, power efficient amplifiers are typically nonlinear. 为保证通信质量需要使用高线性的功率放大器,而高效率的功率放大器通常是非线性的。
The prototype utilizes MB system combined with radial PMB and single axial AMB, rotor axial displacement detection system based on Hall sensors, analog PID controller and linear power amplifier. 该原型机采用了径向永磁轴承和单端轴向电磁轴承相结合的磁悬浮轴承系统,基于霍尔传感器的转子轴向位移径向检测系统,以及模拟PID控制器和线性功率放大器。
The technical difficulty of the subject is the RF transceiver in the design of linear power amplifier and baseband circuit transceiver link design. 课题的技术难点是射频收发信机中的线性功放的设计和基带电路中收发链路的设计。