1) active fiber ring resonator filter
有源光纤环形腔滤波器
2) active fiber-optic ring resonator
有源光纤环形腔
1.
A new way of obtaining accurate tuning narrow-linewidth laser by means of an active fiber-optic ring resonator is suggested for the first time.
本文提出用有源光纤环形腔来获得精确调谐窄线宽激光的新方法。
2.
Optical amplifier inside an active fiber-optic ring resonator(AFORR) can compensate the resonator s loss and enhance its effective fineness.
有源光纤环形腔中光放大器可以补偿腔内损耗，提高有源腔的有效精细度，但不能减小入射光时间相干性的影响。
3) active loop filter
有源环路滤波器
1.
However in cases where the VCO requires a much higher tuning voltage than the output voltage of PLL charge pump,active loop filters are necessary.
然而在某些场合VCO要求的调谐电压比PLL的充电泵输出电压高得多,这种情况下就必须选用有源环路滤波器。
4) annular pupil filter
环形光瞳滤波器
1.
Based on super\|resolution theory, the 3\|D confocal surface profilometry and annular pupil filter are combined for analyzing the property of the 3\|D profilometry.
通过对共焦三维形貌检测术的分析 ,根据超分辨理论 ,在共焦系统中加入环形光瞳滤波器 ,以期延长系统的动态检测范围 ,并提高系统的横向分辨率。
5) ring cavity fiber laser
环形腔光纤激光器
1.
The dynamic equations which describe the pulse nonlinear polarization rotation(NPR) of nonlinear birefringence in ring cavity fiber laser were given.
从而解释了在偏振控制被动锁模条件下,环形腔光纤激光器光谱边带产生的原因。
6) ring-cavity fiber laser
环形腔光纤激光器
1.
A novel interrogation technology with the function of real-time monitoring for fiber Bragg grating(FBG) sensor system based on a ring-cavity fiber laser,and a 1×4 analog electronic switch is reported.
报道了一种基于环形腔光纤激光器和1×4模拟电子开关的具备实时监测功能的光纤光栅传感网络查询技术,利用级联的波分复用光栅串充当环形腔光纤激光器端镜,借助可调法布里珀罗滤波器对反射的信号光进行扫描,调整光路结构并增加抽运光强度使信号光得到足够的增益,则可获得各传感元工作波长的激光脉冲,且依时序输出。
2.
At the same time,the actions of the switches were synchronized with the wavelength scanning of the F-P filter in ring-cavity fiber laser.
借助环形腔光纤激光器波长选择技术和非平衡Michelson干涉仪解调技术,对1×3光纤光栅组成的传感网络成功进行了查询。
补充资料：有源滤波器
| 有源滤波器 active filter 含有有源器件的各种滤波网络。与利用电感器、电容器实现滤波功能的无源滤波器相比，有源滤波器可以省去体积庞大的电感元件，便于小型化和集成化，适于实现较低频率的滤波。有源滤波器所使用的基本元件主要是电阻器、电容器、晶体管和运算放大器。有些有源滤波器还使用特殊的有源器件，如电荷耦合器件、电流传送器等。 |
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