linear power amplifier造句
例句与造句
- The research of rf linear power amplifier in ofdm system
系统的射频功率放大器线性化的研究 - Feedforward linear power amplifier design for cdma2000 1x system
系统正向前馈线性功率放大器设计 - ( 2 ) made a research in the composing mode of the high - frequency linear power amplifier of uhf complete solid - state transmitter
( 2 )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。 - Most of the power amplifiers using in the military systems today are importations and the army needs the homemade linear power amplifiers urgently
目前,相关军用设备所用高功率线性功放基本上为国外进口,受国外制约严重,迫切需要解决其国产化问题。 - We combined the predistortion and feed - forward technologies and added self - reaction control module to build a linear power amplifier system . and it has high efficiency and high linearization
本自适应预失真、前馈控制系统将射频和自动控制有机结合,达到了高效率、高线性度的目的。 - It's difficult to find linear power amplifier in a sentence. 用linear power amplifier造句挺难的
- 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 tv transmitter by now
指出：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。 - 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。 - It is well know that the solid - state linear power amplifier is one of the most important part of transmitter in the telemetry and remote control system . its main function is to amplify the upconvertor ' s signal
众所周知，线性固态功率放大器是遥测遥控系统中遥控分系统发射机的重要组成部分，它完成对上行链路信号的放大发射功能。 - As for the tv transmitter of uhf of which the power grade is above 10kw , the valve power amplifier such as the electron tube , klystron and iot are widely adopted in high - frequency linear power amplifier
功率等级在10kw以上的uhf (特高频)电视发射机，其高频线性功率放大器普遍采用电子管、速调管、感应输出管( iot )等电真空管放大器件。 - ( 4 ) specially made a research in the key technology of uhf complete solid - state high - frequency linear power amplifier : balancing transistor high - frequency linear power amplifier and the technology of 3db power integrating ( allocating )
( 4 )重点研究了uhf全固态电视发射机高频线性功率放大器的关键技术：平衡式晶体管高频线性功率放大器以及3db功率合成(分配)技术。 - As the great reform and progress in a lot of techniques have been made in the new generation of semiconductor high - frequency power amplifier , valve power amplifiers are replacing by complete solid - state high - frequency linear power amplifiers gradually
随着新一代半导体高频功率放大管的一些突破性变革和多种技术的推陈出新，电真空管功率放大器正在被全固态高频线性功率放大器逐步取代。 - The paper has discussed deeply the power amplifier in sdr . and the present design methods and techniques of the broadband linear power amplifier are analyzed at large . the study of the power amplifier ' s performance characteristics is emphasized on broadband , linearity and efficiency
本文对软件无线电中的射频功率放大器进行了较深入的讨论，系统详尽地分析了目前宽带线性射频功放的设计方法和技术，在软件无线电的构架下，着重于射频功率放大器的宽带、线性和效率等性能的研究。 - Meeting to the demand of linear power amplifier ( lpa ) compensation technology in the modern communication , this thesis presents a reflection adjustable phase shifter using the reflection theory , realizing phase adjust in a wide range with a little amplitude fluctuation and discussing the principle and experimental results
摘要针对现代通信中线性功率放大器的补偿要求，介绍一种利用反射理论设计可调移相器，实现大范围移相，同时幅度波动很小，并详细讨论了它的工作原理和实验结果。 - The main contents and creative results of the paper are given as follows : ( 1 ) introduced the special requirement of output power for tv transmitter , on condition that the wireless coverage of tv signal is achieved at uhf , analyzed the important meaning of the research in high frequency linear power amplifiers of uhf transmitter
本文的主要研究内容和创造性成果如下： ( 1 )介绍了在uhf波段实现电视信号无线覆盖，对电视发射机输出功率的特殊要求，分析了对uhf电视发射机高频线性功率放大器进行研究的重要意义。 - By the development of high frequency switch , low frequency transformer has been withdrawn from many domains . but in the domain of ups , linear power amplifier and the inverter output low frequency ac , for the purpose of isolation and change voltage , there is no choice but to use low frequency transformer
高频开关技术的发展，使工频变压器从许多领域中退了出来，但是在需要隔离的ups不间断电源、数码线性功率放大器、要求输出低频正弦波的dc ac变换器等许多领域中，为了隔离或变换电压的需要，以至不得不保留了低频变压器。
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