射频电源

大功率射频电源是射频CO2板条激光器的重要组成部分。

RF power supply plays an important role for the high power RF-excited CO2 laser system .

射频电源功率控制是大功率射频板条CO2激光器关键技术之一。

The power control of RF power supply is one of the key technologies of high power RF slab CO2 laser .

随着射频电源功率的增加，CrO薄膜的禁带宽度逐渐下降。

The band gap of CrO films was decreased with increasing RF power .

通过对比实验，得出采用96%的氧化铝陶瓷基板的自激式射频电源适用于激光管与射频电源一体化的射频CO2激光器的结论。

Through the contrast experiment , the conclusion is obtained that the self-excited RF power source is suitable for the RF-excited CO2 laser whose laser tube and RF power is integrated .

基于本论文设计的AOTF，并整合光学元件、成像镜头，CCD探测器、射频电源本论文还设计并实现了光谱成像系统。

Base on the dispersion removing AOTF design in this article , and integrating optical elements , imaging lens , CCD detector and RF power , we designed and implement a spectral imaging system .

本论文采用13.56MHz射频电源，平行板式聚合装置进行等离子体聚合。

RF ( 13.56MHz ) power and pulsing power were used in plasma polymerization .

本论文主要研究了小功率射频电源系统的设计方法。首先回顾了射频CO2激光器的发展历程，在此基础上介绍了射频电源的发展历程以及研究现状。

It is important to design excellent RF power for the RF-excited CO2.The design of the low RF power is studied in this paper . Firstly , the development of the RF-excited CO2 laser and RF power source are introduced in this paper .

同时设计了它激式射频电源。

The unself-excited RF power source is designed in this paper .

活体植入式系统体外射频电源的设计与讨论

Design and experiment of transdermal RF powersupply of in vivo implantable system

实验采用射频电源。

A radio frequency power source was adopted in experiments .

射频电源中的阻抗匹配研究

Research of the impedance matching in the RF Power for the CO_2 Lasers

引信体外射频电源技术研究

Technology of Externally RF Power for Fuze

两个射频电源的参数也对离子能量分布有着显著的影响。

The parameters of the two sources have a significant effect on the structures of IEDs .

确定了射频电源和放电负载直流的阻抗匹配方案，并给出了计算匹配参数的方法。

Determine the RF power and dc discharge load impedance matching , and calculate the matching parameters .

研究了射频电源电子管栅极元器件的特性。

( 3 ) The characteristics of the components in the grid of the electronic tube have been studied .

通过对射频电源电子管的损耗分析，设计出了风冷和水冷系统。

The air-cooling and water-cooling systems have been designed by analyzing on the heat loss of the electronic tube .

在调试时我们发现驱动级电路板与功率放大级电路板的散热对于射频电源的稳定性与功率输出影响比较大。

RF power of stability and power output are influenced greatly by the heat dissipation of drive stage circuit board and power amplifier stage circuit .

主要内容包括：（1）分析了射频电源的整体结构和功能。

The main contents of the thesis are as follows : ( 1 ) The whole structure and function of the RF power supply have been analyzed .

脉宽调制器作为射频电源的一部分，起到调节激光器输出光功率的作用，在激光加工中必不可少。

As a part of RF power , Pulse Width Modulator ( PWM ) can control the laser power output . It plays an indispensable role in laser processing .

根据射频电源电子管栅极电流以及栅极信号滤波的要求，设计出了合理的栅极限流电阻，栅极滤波电感以及保护电路的参数。

According to the requirements of the current and signal filter in the grid , the current-limiting resistance , the signal filtering inductance and the protecting circuit have been designed .

研究了匹配网络参数不变时，射频电源不同调制模式对反射率的影响。实验研究表明，脉冲宽度调制模式的稳定度要明显高于振幅调制模式。

When the network parameters are kept constant , the results show that the variation of reflection efficiency for PWM mode according to injection power is much less than the AM mode 's.

同时介绍了射频电源的匹配概念和相关参数。其次设计了两种射频电源。

In meantime , the concepts of match circuit and the parameter of RF power are introduced in the paper . Secondly , two ways of designing RF power is introduced in the paper .

根据自激式射频电源的要求，设计了振荡与功放一体化的电路，还采用四分之一波长微带传输线进行输出电路匹配，并通过计算获得了最优的四分之一波长微带传输线的参数。

According to the RF power requirements , The oscillator and the power amplifier use the identical transistor in common in the self-excited RF power source and the one-quarter wavelength microstrip transmission line is used for impedance match , its optimum parameter is calculated .

大功率电子管是自激式射频激光电源的核心器件。

High power electronic tube is the core component of the self-excited RF laser power supply .

深入研究射频激励电源控制系统具有重要的实用价值和应用前景。

The study of the RF-excited power supply control system has an important practical value and application prospect .

EAST离子回旋加热系统高功率射频放大器阳极电源的研制

Design of Anode Power Supply of High Power RF Amplifier for Ion Cyclotron Resonance Heating System in EAST

一种射频功放稳压电源的设计与实现

Design and Realization of a Voltage-Stabilizing Power Supply for RF Power Amplifier

电源电压降低增加了模拟电路和射频电路的电源噪声敏感度。

Analog and RF circuit is sensitive to supply voltage ripple under low supply voltage .

基于PECVD以高纯SiH4为气源研究制备多晶硅薄膜，在衬底温度550℃、射频（13.56MHz）电源功率为20W直接沉积获得多晶硅薄膜。

Polycrystalline silicon thin film were prepared by plasma enhanced chemical vapor deposition ( PECVD ) technology using SiH_4 as material at substrate temperature of 550 ℃ and RF power (( 13.56MHz )) of 20W , respectively .

移动终端射频功放的动态电源管理与控制

Dynamic power management of the RF power amplifier for mobile terminal