PPF can suppress switch's drop-out peak-voltage and magnetic biasing by adding a clamping capacitor on primary side of the traditional push-pull converter's transformer.

While the HVDC run in monopole to ground operation, Current in the earth make the transformer that have different potential bring DC magnetic biasing.

超高压直流输电系统以单极大地方式运行时，地中电流使处于不同地电位的接地交流变压器中产生直流电流；

A Study of DC-Resistance Magnetic Biasing of Inverter Transformer

逆变电源变压器抗直流偏磁的研究

Simulation of transformer DC magnetic biasing

变压器直流偏磁的原理性仿真

The Measurement of AC Hysteresis Loop With DC Magnetic Biasing

具有直流偏磁交流磁滞回线的测量

Oxygen ECR/ RP plasma etches diamond successfully with an etch rate up to 8 μ m/ h. The etch rate and surface morphology are influenced by biasing frequency and self biasing voltage.

在射频偏压辅助下，氧等离子体成功地对金刚石膜进行了刻蚀，刻蚀速率最高可达8μm/h，偏压频率和直流自偏压大小均会影响刻蚀速率和刻蚀表面形貌。

The collecting area of the limiter ( perpendicular to the toroidal magnetic field), the strength of toroidal field and the value of the applied biasing voltage can affect the experiment results sensitively.

偏压限制器收集面积、纵场和偏置电压的大小对偏压效果的影响都是敏感的。

It is known from the experiment that, by using external biasing voltage, the separation of photoelectrons from vacancies can be effectively promoted and the degradation efficiency is further improved.

通过实验可知，使用外加偏电压可以有效地促进光生电子和空穴的分离，进一步提高降解效率。

The real-time image differentiating is performed with the nonlinear transforming ability of LCLV only by changing its biasing voltage.

仅简单地通过调整液晶光闪的工作电压，使其处于非线性变换态即可完成对图像的实时微分运算。

Effect of Substrate Biasing Voltage on the Composition of the Surfacial Film

衬底偏压对膜表面层成分的影响

Higher self biasing voltage increases ion bombardment energy and densities of oxygen atoms/ ions, which is a key factor for etching.

基底直流自偏压的提高能增强离子轰击效应和增加氧原子/氧离子密度，因而是决定刻蚀速率的一个关键因素。

Growth rate of plasma enhancing with substrate biasing gets slow when current of radio frequency discharge increases.

与等离子体促进增强法相比，偏压等离子体增强法的生长速率也有所变慢，并且随着偏压射频电流的增大，其生长速率越来越慢；

Because the biasing current in the active magnetic bearing is substituted for a magnet in the permanent magnet biased magnetic bearing to produce magnetic bias, the power consumption of the permanent magnet biased magnetic bearing is decreased.

永磁偏置磁悬浮轴承采用永磁体产生的偏置磁场替代主动式磁悬浮轴承中的偏置电流，从而减小了磁悬浮轴承的功率消耗。

The reconfiguration function is mainly achieved by changing the biasing current for the Op-amp. Therefore, the optimization of the system and Op-amp is the two research stresses of this thesis.

ADC的可重构功能是通过改变运放的偏置电流实现的，因此系统的优化和运放优化设计是本论文的两个研究重点。

The numerical simulation indicates that, larger biasing current and smaller detuning expand the dynamic range of conversion efficiency and extinction ratio, but worsen the frequency chirp.

数值模拟表明：增大偏置电流、减小失谐量有利于扩展转换效率及消光比的动态范围，同时恶化了频率啁啾的动态范围；

Using a constant biasing current and a reduced output logic swing, current-steering logic avoids the large digital switching noise of conventional static CMOS logic.

通过采用恒定工作电流和限制电路的输出逻辑摆幅，电流控制逻辑能避免静态CMOS电路工作时引入的瞬态开关噪声电流。

The cut-off frequency of this filter can be controlled by dc biasing current, meanwhile, the low sensitivity characteristics of passive electrical network is also reserved.

截止频率可通过电流进行控制，同时保持了无源网络低灵敏度的特点。

The DC biasing current has been calculated in detail, which will go through the converter transformer winding in BTB DC system due to unbalance firing and the second harmonic voltage of positive sequence on the AC converter bus.

根据背靠背直流系统的技术特点，详细计算了由于触发不平衡和交流系统正序二次谐波在换流变压器中产生的直流偏磁电流。

In chapter two, we introduce some basic knowledge of matrix, linear model, and some biased estimate.

第二章介绍了文中涉及到的基础知识，包括矩阵、线性模型及有偏估计等基本概念。

Influential Point Test for Some Biased Estimate

若干有偏估计的强影响点的显著性检验

A New Class of Biased Estimate

一种新的有偏估计