| 1. | 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 |
| 2. | Feedforward linear power amplifier design for cdma2000 1x system 系统正向前馈线性功率放大器设计 |
| 3. | ( 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。 |
| 4. | 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。 |
| 5. | 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。 |
| 6. | 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。 |
| 7. | 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。 |
| 8. | 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。 |
| 9. | 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。 |
| 10. | ( 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。 |