微分增益

基于能带结构的计算，研究压应变和p型掺杂对材料的增益系数、微分增益系数和线宽增强因子的影响。

Based on the calculation of energy band structure , the effects of compressive strain and p-type modulation doping on the gain , the differential gain and linewidth enhancement factor (α - factor ) are investigated .

文中论述了光调制特性、微分增益（DG）、微分相位（DP）、信噪比（S/N）等重要问题。

The optical modulation characteristics , differential gain ( DG ), differential phase ( DP ) and signal-to-noise ratio ( S / N ) are described as well in this paper .

比例微分增益模糊调整的PID控制器

A PID Controller Based on Fuzzy Adjusted Proportional and Differential Parameters

利用本系统传送CCD黑白摄象机视频信号效果优良，传送彩色视频信号效果较好，若能使微分增益和微分相位提高，彩色图象质量还会有提高。

The effect of the system is good if transmitting black-white video frequency signal , but ordinary if transmitting color signal .

在电视传输系统的指标测试中，微分增益（DG）、微分相位（DP）、亮度非线性失真往往互相影响。

In specification measuring of TY transmission system , DG 、 DP and luminance nonlinear distortion often influence each other .

同时用户还可以使用该软件在给定比例增益的情况下研究积分和微分增益平面上的稳定特性，便于在稳定的PID参数集内研究不同PID控制参数下系统的性能。

And this software also allows users to research stability characteristics of integral and differential plane for a fixed proportional gain , which provides a convenient method to research stability characteristics in three-dimensional PID control parameters stability regions .

本文分析了数字彩色电视系统中量化失真对微分增益（DG）和微分相位（DP）的影响。

The effect of quantization distortion of the differential gain ( DG ) and differential phase ( DP ) in digital color TV systems is analysed . Two cases are taken into account .

分析表明，与普通激光器和量子阱激光器相比，Si基量子点激光器有更高的增益和微分增益，阈值电流更低，阈值电流对温度更不敏感。

Based on these analyses , we see that the Si-based quantum-dot laser has higher gain and differential gain , its threshold current is more lower and the threshold current is insensitive to temperature when Si-based quantum-dot laser compares with normal semiconductor laser and quantum-well laser .

H.Henry于1982年提出的半导体激光器的线宽理论，通过适当设计DFB半导体激光器的腔长、耦合系数、微分增益、光限制因子，能有效地减小激光器的线宽。

According to the linewidth theory of semiconductor lasers proposed by C. H. Henry in 1982 , reduced linewidth can be obtained with proper design of key parameters of a DFB laser , such as cavity length , coupling coefficient , differential gain and optical confinement factor .

微分增益系数随薄层载流子密度的增加而降低。

The differential gain coefficient decreases with increased sheet carrier density .

链路系统微分增益公式的建立和讨论

A formula on system differential gain of link circuit

用分段线性原理设计微分增益网络

Differential Gain Network Design by Piecewise - Linear Approach

卫星电视广播中的微分增益和微分相位

Differential Gain And Differential Phase In Satellite Television Broadcasting

微分增益和微分相位的校正

Corrections of Differential Gain and Differential Phase

数字电视系统中量化失真对微分增益和微分相位的影响

The Effect of Quantization Distortion on the Differential Gain and Differential Phase in Digital TV Systems

描述了工作原理，解释所观测到的一些效应，例如滞后回线、微分增益以及记忆功能。

The principle is described graphically to explain the observed effects such as hysteresis , differential operational gain and memory functions .

增加材料中的压应变量可以使得微分增益系数谱的峰值向长波长移动，并且能够明显的提高微分增益系数的峰值。

The peak of the differential gain spectrum shifts to longer wavelength , and the peak value is significantly enhanced by increasing compressive strain .

然后，在选取不同的线形函数的情况下分别计算了对应于不同的注入载流予浓度时的这两种激光器的线性增益和微分增益。

Inaddition , taking different line shape functions , we calculate the linear and differential gain of the twolasers corresponding to the different carrier density .

基于模糊控制原理根据机组负荷设定值的变化幅度在线自动调整微分补偿环节的微分增益系数。

Based on fuzzy control principle , the proportional gain of the derivative compensating element can be automatically adjusted online according to the changing amplitude of the unit power demand .