Bandstop filter made with this structure has narrow gap and steep attenuation.
利用该结构制作的带阻滤波器，阻带窄、衰减陡峭。
2
The bandstop output characteristics of the spun elliptical birefringent fiber optic ring resonator are analysed and calculated.
对扭转椭圆双折射光纤环形腔的带阻输出特性进行了分析和计算。
3
The output bandstop characteristics of the fiber optic ring resonator(FORR) are theoretically derived in consideration of additional phaseshift induced by loss of the couper.