查询词典 transistor

Both analytical and subcircuit models include a detailed ambipolar transport analysis of bipolar transistor portion instead of conventional unipolar transport theory and does not assume the quasi_static conditions.

基于半导体器件物理方程，建立了IGBT模型参数非破坏提取的系统理论，并对模型参数的理论计算进行了全面的优化，模型参数提取简单、准确。

But in the subcircuit IGBT model, the conductivity modulated n- layer resistor is equivalent effectively to a VCR , and other components such as DMOST and pnp transistor portion are taken from the standard spice library.

在等效电路模型中，用电压控制电阻等效IGBT高阻、厚外延n-区的电导调制电阻，准确地体现了IGBT电导调制效应的原理，克服了传统IGBT等效电路模型把n-区电阻视为pnp管基极电阻的不足。

The controllability of backlight brightness and its on/off state is important for achieving 1 ms display precision of tachistoscope, while the backlight of thin film transistor liquid crystal display is generally uncontrollable. Thus, an independent controllable LCD backlight adjusting system is present.

基于背板光源的亮度及亮／灭独立可控是速示器达到1ms显示精度的重要手段之一，而薄膜晶体管液晶显示器的背光通常不可控，提出一种独立可控的液晶背光调节系统。

The st AT us in quo of Impulse Ground Penetr AT ing Radar and the general principle of A valanche Transistor are discussed then a new method for A valanche simul AT ion is given in this thesis.

摘 要：介绍了无载波脉冲探地雷达的现状及雪崩三极管一般工作原理，并且对其雪崩过程提出了一种新的仿真思路。

A bipolar pulse gener AT or with A valanche Transistor is introduced which uses two paralleled tubes to enhance the amplitude of the output pulse. Meanwhile the power supply voltage can be adjusted, so better synchronous triggering can be performed.

介绍了一种双极性雪崩三极管脉冲产生器电路；电路采用双管并联以增大输出脉冲的幅度，并采用调节电源电压的方法来达到良好的同步触发。

Since the base voltage of the output transistor is the log of the absolute value of IIN, the log and antilog terms cancel, so the capacitor becomes a linear integrator with a charging current directly proportional to the absolute value of the input current.

由于晶体管的输出电压为基础的智能化信息网络，日志记录和反对数的绝对值计算取消，因此成为一个电容器充电电流成正比的电流输入绝对值线性集成商。

Heterojunction bipolar transistor is one of the most important solid-state devices in the optical and wireless communication...

异质结双极晶体管是光纤通信和无线通信系统中的关键器件之一，有着广阔的应用前景，对它的研究具有重要的学术意义。

He wired to the company to send 200 transistor sets down before the end of the month.

让我记下你的地址，这样式我就能给你所需要的详细材料。

We must give great care upon transistor biasing.

我们必须十分重视晶体管的偏置。

He devises a new type of transistor.

他发明了一种新的晶体管。

No clear conclusions can be made about the predictie alidity of specific measures, they found, except for criteria for the underuse of drugs for cardioascular disease.

除了心血管病不合理用药标准外，对于特定评价方法的预测效度没有明确的结论。

The third and last is that almost all of them, being infinite in number, have been impostures, and by idle and crafty brains merely contrived and feigned after the event past.

第三、即最后一点是：几乎所有这些不胜枚举的预言都是欺人之谈，都是在事件过后由无聊而狡猾的脑筋推测与凭空捏造的。