| 1. | Adaptive predistortion radio frequency power amplifier linearization 自适应预失真射频功率放大器线性化 |
| 2. | The key hydrogenation parameters are radio frequency power , reactant gas ration , temperature , time 主要的氢化参数有射频功率、氢气流量、样品温度、处理时间。 |
| 3. | Identification cards - contactless integrated circuit cards - proximity cards - radio frequency power and signal amplitude 识别卡.非接触式集成电路卡.邻近卡.射频和信号接口 |
| 4. | Standard for methods of measurement of radio frequency power line interference filter in the range of 100 hz to 10 ghz 100赫兹到10千兆赫范围内射频电力线路抗干扰滤波器的测量方法标准 |
| 5. | Identification cards - contactless integrated circuit cards - proximity cards - part 2 : radio frequency power and signal interface 识别卡.无接触点集成电路卡.接近式卡.第2部分:无线电频率电源和信号接口 |
| 6. | Road vehicles - component test methods for electrical disturbances from narrowband radiated electromagnetic energy - part 7 : direct radio frequency power injection 道路车辆.窄带辐射电磁能产生的电子干扰用部件试验方法.第7部分:直接射频能注入 |
| 7. | Radio frequency power amplifiers have become more and more important with the development of the information technologies for wideband and high speed of wireless communications in the present and the future 射频功率放大器在当今宽带高速的信息技术以及未来的无线通信技术的发展中,有着越来越重要的地位。 |
| 8. | The investigation of the radio frequency power amplifier based on sdr promotes the development of sdr . at the same time , sdr provides new techniques and methods for the design of power amplifiers 基于软件无线电的射频功率放大器的研究能为软件无线电的发展起推动作用;同时,软件无线电为射频功率放大器的设计提供了新的技术途径。 |
| 9. | We can lessen the dangling bonds and bug in order to improve the ion / ioff 、 vth by hydrogenation . in general , hydrogenation is prepared after completing of tft , in this way , we need more radio frequency power and time , so the cost of hydrogenation will raise 而通过氢化可以大大降低多晶硅薄膜晶粒边界中的悬挂键和界面陷阱,从而显著提高tft的场效应迁移率和开态电流,减少关态电流,提高tft的电学性能。 |
| 10. | This paper mainly study on the technics of preparing nano - si3n4 and icpecvd . seeking for the proper parameter and technics , crystallization of nano - si3n4 powder with muffle furnace , probe the new effective way of improving the properties of nano - si3n4 powder the ion density in the reaction chamber was diagnosed by a langmuir probe . the rules were obtained under different air pressure , different radio frequency power and different position which the ion density changes about from 1010cm - 3 to 1010cm - 3 decreasing as the pressure increases and increasing as the power decreases 利用朗缪尔探针诊断了反应室内等离子体参数,得到不同位置、不同功率和不同气压下等离子体密度的变化规律,结果表明离子密度为10 ~ 8 10 ~ ( 10 ) cm ~ ( - 3 ) ,等离子体密度随着功率的增大而增大,随着气压的升高而减小,由于离子鞘层的存在,在一定条件下提供了局部等离子体密度稳定的区域。 |