Dynamic gain equalization for erbium doped fiber amplifiers based on optoceramic sinusoidal filter cascade

2011 ◽  
Vol 53 (3) ◽  
pp. 623-626 ◽  
Author(s):  
Vitor V. Nascimento ◽  
Júlio C. R. F. de Oliveira ◽  
Vitor B. Ribeiro ◽  
Aldário C. Bordonalli
1991 ◽  
Vol 3 (5) ◽  
pp. 453-455 ◽  
Author(s):  
E. Desurvire ◽  
M. Zirngibl ◽  
H.M. Presby ◽  
D. DiGiovanni

Optik ◽  
2015 ◽  
Vol 126 (23) ◽  
pp. 3538-3543
Author(s):  
Zujun Qin ◽  
Song Ye ◽  
Wentao Zhang ◽  
Xianming Xiong

2001 ◽  
Author(s):  
Chih Chung Yang ◽  
Chih-Nan Lin ◽  
Chung-Yih Tang ◽  
Yan-Ju Chiang ◽  
Yean-Woei Kiang ◽  
...  

2022 ◽  
Vol 12 (2) ◽  
pp. 767
Author(s):  
Yaping Liu ◽  
Zhiqun Yang ◽  
Xutao Wang ◽  
Yongmin Jung ◽  
Lin Zhang

Few-mode erbium-doped fiber amplifiers (FM-EDFAs) are one of the most important optical subsystems for successful space division multiplexed transmission systems. In this paper, we propose a new FM-EDFA designed to achieve significantly reduced differential modal gain (DMG) via strong mode coupling. Using a new numerical model based on a fiber transfer matrix, the DMGs of FM-EDFAs are systematically investigated and two different types of six-mode fiber amplifiers are analyzed, as exemplar demonstrations. In a uniformly doped step-index fiber, the DMG can be reduced from 9.3 to 1.1 dB (i.e., 8.2 dB reduction) and further reduced to 0.5 dB in a dual-layer doping structure.


1990 ◽  
Vol 2 (12) ◽  
pp. 866-868 ◽  
Author(s):  
C.R. Giles ◽  
D.J. Di Giovanni

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