DFB-LD的意思|示意
DFB-LD的网络常见释义
激光器 光路部分，我们采用频 宽小于1MHz的分布反馈式半导体激光器（DFB-LD）作为光源，光源出射光经光纤 耦合器分成两路。一路光作为泵浦光用于脉冲幅度调制，注入长距离光纤作为检 测光，另一路光经微波调...
激光二极管 依据实测的甲烷在不同体积分数时的直接吸收谱,结合现有分布反馈式激光二极管(DFB-LD)光源选择2ν3带的R5支(1648.212 nm)作为被测吸收峰。
DFB半导体激光器 外部光注入DFB-LD的非线性动力学系统-毕业论文参考网 关键词：非线性动力学；混沌；DFB半导体激光器；外部光注入；失谐频率 [gap=1447]Key words: nonlinear dynamics; chaos; DFB-LD; external optical injection; detuning freque...
分布反馈式半导体激光器 ... DFB：分布反馈 DFB-LD：分布反馈式半导体激光器 FP-LD：法布里-珀罗半导体激光器 ...
DFB-LD相关短语
1、 DFB LD 分布反馈激光器 ; 激光二极管和分布反馈式半导体激光器 ; 分布反馈式半导体激光器 ; 二极管和分布反馈式半导体激光器
2、 MQW-DFB-LD 多量子阱分布反馈激光器
3、 AG GC DFB LD 吸收光栅增益耦合DFB
DFB-LD相关例句
In present commercial WDM systems, distributed feedback lasers (DFB-LD) are widely used as a single-mode tight source.
在目前的WDM系统中，分布反馈半导体激光器(DFB - LD)已被广泛地用作单频光源。
By means of pulse injection, the relation between lasing wavelength and chip temperature of distributed feedback laser (DFB-LD) has been obtained.
利用脉冲注入法测量了分布反馈激光器(DFB - LD)芯片温度与激射波长的关系。
By comparing the various hardware devices, the cheap LED is chosen as the light source, which is solved the problem of high-cost and hard to maintenance brought by using DFB-LD.
通过对比各种硬件设备，选择廉价的LED作为光源，解决了DF B激光器所带来的成本高昂，维修困难的难题。
The frequency of DFB LD was driven and controlled through such technology as constant current, temperature control in active area, wavelength lock and etc.
该方案通过采用恒流源、有源区温度控制以及波长锁定等技术方法来实现DFB LD的稳频驱动及控制。
In this paper, the method and the equipment measuring modulation characteristic of DFB LD with spectrographic analysis are described.
本文介绍了利用光谱分析测量dfb LD调制特性的方法及装置。
Using DFB LD as light source, the detection sensitivity has been greatly improved by light source modulation harmonic measurement.
采用分布反馈式半导体激光器作为光源，通过光源调制实现气体体积分数的谐波检测，显著提高了检测的灵敏度。