1) AOPDF
声光可编程色散滤波器
1.
In this dissertation, theoretical and experimental studies of non-critical phase-matched femtosecond optical parametric oscillator (OPO) and the acousto-optic programmable filters (AOPDF) are presented.
本论文主要对共线非临界相位匹配的飞秒光参量振荡器(OPO)进行了理论和实验的分析,对一种新的色散可编程控制器件—声光可编程色散滤波器(AOPDF)进行了理论研究。
2) Acoustic-optic programmable dispersive filter
可编程声光色散滤波器
1.
The spectrum width is expanded from 38 nm to 66 nm,and the output laser pulse is consequently squeezed from 35 fs to 20 fs in the 10 Hz femtosecond regenerative amplifier,with an acoustic-optic programmable dispersive filter(AOPDF) for dispersion pre-compensation and spectrum shaping of the input seed pulses.
报道了在10 Hz飞秒再生放大超快激光系统中,运用可编程声光色散滤波器(AOPDF)对注入再生放大的种子光进行频谱整形和色散预补偿,使钛宝石激光系统输出光脉冲谱线半峰全宽由原来的38 nm展宽到66 nm,压缩后输出脉冲宽度从35 fs减小到20 fs。
3) programmable SAW filter
可编程声表面波滤波器
1.
A 1μm CMOS eight-bit integrated circuit was designed and fabricated,used for sampling,weighting,controlling and summing of both SAW delay lines and SAW IDTs in multi-chip module (MCM) programmable SAW filter.
本文介绍了一种采用 1μmCMOS工艺实现的可编程声表面波滤波器的八位取样、加权、控制、叠加集成电路 ,并对电路的性能进行了模拟和测试 ,同时与延迟线型、多组IDT型的声表面波滤波器以多芯片模式进行在线功能测试 。
4) programmable filter
可编程滤波器
1.
The method of designing the programmable filter used in signal measurement of electrophysiology is described.
本文介绍用于电生理信号测量的可编程滤波器设计方法。
2.
This paper introduces programmable filter technology to traditional hardware for heat-rate detection, then the midfrequency of R wave filter becomes regulable resultingly, and thus a heart rate detection system can precisely position R waves and calculate heart rates of different animals.
在传统的心率检测硬件基础上,引入了可编程滤波器技术,实现了R波滤波器的中心频率可调,从而达到了使用一个心率检测系统就可以完成对不同种动物的R波精确定位、心率准确检测的目的。
5) AOTF
声光可调滤波器
1.
The Research of Spectral Imaging Based on AOTF;
声光可调滤波器光谱成像的研究
2.
Due to its many advantages,such as miniaturization,high accuracy,high resolution,fast scanning speed,increased robustness and good stability,acousto-optic tunable filter (AOTF)-near infrared (NIR) spectrometer has been successfully applied in many fields.
探索了以声光可调滤波器(acousto-optic tunable filter,AOTF)为分光器件的新一代近红外(NIR)光谱仪用于气体检测的可行性,并提出一种多组分混合气体近红外光谱分析的新方法。
6) programmable low pass filter
可编程低通滤波器
1.
A kind of speed sensor-less DTC method with a programmable low pass filter(LPF) to estimate stator flux was presented.
提出了一种用可编程低通滤波器(LPF)来观测定子磁通的无速度传感器直接转矩控制方案。
补充资料：光的色散
| 光的色散 light，dispersion of 介质折射率随光波频率或真空中的波长而变的现象。当复色光在介质界面上折射时，介质对不同波长的光有不同的折射率，各色光因折射角不同而彼此分离。1672年，I.牛顿利用三棱镜将太阳光分解成彩色光带，这是人们首次作的色散实验。通常用介质的折射率n或色散率dn／dλ与波长λ的关系来描述色散规律。任何介质的色散均可分正常色散和反常色散两种。
①正常色散。对光波透明的介质，其折射率n随波长λ的增加而减小，色散曲线(n-λ关系曲线)如图1所示，称为正常色散。法国数学家A.L.柯西于1936年首先给出了正常色散的经验公式，称柯西公式： 
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条
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