有源器件

为此提出了一种基于频域网络模型的有源器件FDTD建模方法。

An FDTD method based on network models of active devices in frequency domain was presented to solve the problem .

对数滤波器利用有源器件的I-V特性，通过将输入信号进行对数压缩，再做滤波处理，最后通过指数扩展后输出实现对数滤波。

Log-domain filter makes use of the active devices ' exponential I-V characteristics . The input signal is compressed logarithmically before being processed then expanded exponentially at the output .

集成光学中，有源器件包括光源、调制器和探测器。

In integrated optics , these components include light sources , modulators and detectors .

提出以具有零温度系数的场效应晶体管代替普通晶体管作为LC振荡器的有源器件。

A high stability LC-oscillator with a zero temperature coefficient field effect transistor ( FET ) as its active part is presented .

该滤波器电路包含n+2个有源器件、n个电容及n+4个电阻，可以产生n阶低通、带通、高通、带阻及全通电流模式滤波器。

The filter circuit which contains n + 2 active elements , n capacitors and n + 4 resistors can produce nth order lowpass , bandpass , highpass , bandstop and allpass filters .

WDM通信技术的发展对光纤器件提出了新的要求，各种新型光纤无源器件和有源器件不断涌现出来。

The development of WDM technology calls for new demands for optical devices , which accelerates the emergence of various novel passive and active optical fiber components .

从设备接口、有源器件选择、印制电路板设计和单片机软硬件设计几个方面详细介绍了采用的EMC技术；

The method is brought forward in various aspects such as the equipment interface , the choice of active device , printed circuit layout techniques , and micro-controller design .

采用国产GaAsGunn二极管作为振荡源的有源器件，并分析了其工作原理与等效电路。

The GaAs Gunn diode made in China was selected as the active device , and the working mode and equivalent circuit of the Gunn diode was analyzed .

将有源器件Gunn管的非线性集中模型直接编入时域有限差分算法，分析了有源天线的时域瞬态响应。

Transient responses of an active integrated antenna are analyzed by the FDTD algorithm incorporating the nonlinear lumped model of the Gunn diode .

描述了以PHEMT为有源器件的8～12GHz宽带低噪声单片电路的设计及制造，获得了满意的结果。

This paper reports the design and fabrication of a 8 ￣ 12GHz broadband low noise PHEMT MMIC .

着重探讨了有源器件（PIN光电管、低噪声MESFET）的性能对前端的电路噪声、传输带宽与光接收灵敏度的影响，给出了相应的计算方法与计算结果。

The emphasis is laid on the influence of the parameters of the active devices ( PIN photodiode , MESFET ) on the circuit noise , transmission bandwidth and reception sensitivity of the preamplifier .

LNA中的有源器件是整个电路的核心，对整个放大器电路的性能有着重要的影响，因此有源器件的设计是LNA的关键技术之一。

The active device is the core of the circuit and has significant effects on the whole equipment , therefore , the design of the active device is vital in LNA .

本文提出了一种新的有源器件&开关电流运算放大器（SIOA）。

A new analogue sampled-data active device , called as a switched-current operational amplifier ( SIOA ), is presented .

将经典的腔体滤波器用多层基片集成波导的思路进行实现，并且采用LTCC工艺，更有利于将其与其他有源器件无缝的融合在整个电路板上。

If realize the classical multi-cavity filter with the idea of SIW , using LTCC technology , it will be more beneficial to its seamless integration of other active devices in the circuit board .

研究了PHEMT器件模型，明确了小信号、大信号模型参数的提取及模型建立。认识了PHEMT有源器件工作特性、模型参数表征及器件模型的建立，简单介绍了MMIC工艺流程。

The operation principle of PHEMT and small-signal and large-signal model parameter extraction method for PHEMT model are presented in the paper , A brief introduction of the Foundry processes in MMIC is also made .

PHEMT（赝匹配型高电子迁移率管）器件具有优异的高频特性、功率特性和低噪声特性，使之成为微波/毫米波单片集成电路领域中最有竞争力的有源器件之一。

The PHEMT ( pseudomorphic high electron mobility transistor ) device has outstanding high-frequency characteristics , power characteristics and low-noise characteristics , and it is one of the most competitions in the field of microwave and millimeter-wave monolithic integrated circuits .

提出了以第二代电流传送器（CCⅡ）作为有源器件，用信号流图（SFG）法实现通用双二阶电流滤波器的方法，给出了设计实例。

A kind of current filter is introduced , in which the second generation of cur-rent conveyer ( CC ⅱ) is used as active component , and by means of signal flow graph ( SFG ) method to implement universal dual 2 nd order current fil-ter .

如果将BFO和GaN通过薄膜集成形成BFO/GaN集成薄膜，不但可以实现单片器件上介电无源器件和半导体有源器件的功能集成，而且可以应用BFO和GaN半导体在界面处的耦合效应研发出一些新型器件。

If BFO and GaN are integrated to form the BFO / GaN integrated film , not only can the multi-fuctional integration of dielectric passive components and semiconductor active components be realized , but also we would exploit the coupling effect at the interface to develop some new devices .

基于有源器件测量夹具结构对称的假设下，进行了去嵌入算法研究和实验研究，采用MTLAB对实测结果进行了计算，并对实验结果进行了分析。

Based on symmetry structure test fixture , a De-embedding arithmetic has been educed , emulator has been done by MTLAB , and analyzed the result of emulator .

提出了用频变负电阻（FDNR）实现混沌振荡器的新电路，该电路结构简单，易于集成，仅用一个接地的频变负电阻作为有源器件，用二极管提供必要的非线性。

In this paper , a chaotic oscillator circuit using a frequency dependent negative resistor ( FDNR ) is proposed . The circuit relies on a grounded FDNR as the active element and employs a general purpose signal diode to provide the necessary non-linearity .

本文介绍了有源器件的Nullor模型和RLC-Nullor网络的系统分析法，给出了用该方法分析复杂电子线路的几个实例，和用Nullor模型设计电子线路的方法。

In this paper , Nullor models of active devices and the systematic analysis method of RLC-Nullor Network are presented . By using this systematic method , several examples of analysing complicated electronic circuits are given and by Nullor models , the method of designing electronic circuits are illustrated .

对称结构有源器件测量夹具去嵌入方法研究

De-embedding Technique Research for Symmetry Structure Test Fixture of Active Part

光纤有源器件封装制造中的自动对准方法研究

Study on Automatic Alignment Technique in Fiber Active Devices Packaging

本文介绍了光子晶体及根据其原理开发的光子晶体有源器件。

Here is presented the photonic crystals and their developed active devices .

光纤局域网应用的有源器件和无源器件

Optical Active and Passive Devices for Optical Fiber Local Area Network Application

并探索了光子晶体有源器件的潜在应用前景。

And the potential perspective about the photonic crystal active devices was given .

通过实验测量有源器件在包含器件工作频段的频域网络参数（如S参数），结合该器件的物理尺寸进行建模。

The frequency network parameters of active devices were measured by experimental methods .

根据概率分布建立有源器件的统计模型

A New Approach to Statistical Modelling of Active Devices by Fitting Probability Distribution

基于频域网络模型的有源器件时域有限差分建模方法

Modeling method of finite-difference time-domain based on frequency network models of active devices

论噪声电路中有源器件之并联应用

On Parallel Applications of Active Components in Noise Circuits