High efficiency optical coupler for a small photo acceptance area photodiode used in the high speed plastic optical fiber communication

2002 ◽  
Vol 97-98 ◽  
pp. 318-322 ◽  
Author(s):  
Yoshinori Matsumoto ◽  
Akimichi Nakazono ◽  
Taisuke Kitahara ◽  
Yasuhiro Koike
2019 ◽  
Vol 75 (5) ◽  
pp. P-258-P-261
Author(s):  
OKIHIRO SUGIHARA ◽  
SATOSHI TAKAHASHI

2018 ◽  
Vol 57 (8S2) ◽  
pp. 08PB03 ◽  
Author(s):  
Masahiro Uchida ◽  
Hiroshi Tanaka ◽  
Shigeru Kobayashi ◽  
Koji Horiguchi ◽  
Tomohiro Kikuta ◽  
...  

2014 ◽  
Vol 596 ◽  
pp. 788-793 ◽  
Author(s):  
Xiao Hua Wang ◽  
Qian Zhao ◽  
Li Li ◽  
Jie Ding ◽  
Qiu Xin Zheng ◽  
...  

The losses of the off-axis rotary optical fiber communication system were derived from optical fiber coupling, three kinds of misalignments between optical fiber collimators (Axial separation Z0, lateral offset X0, angular tilting θ), incomplete alignment of optical fiber collimator during rotation and system tremble caused by high speed rotating. Some measures were taken to reduce the loss. The thermally expanded core fiber collimator cut down the influence of axial separation and angular tilting. The position of the optical fiber collimator on the flange was adjusted and infrared right angle prisms were installed to reduce the losses during rotation of the system. In addition, improving the precision and optimizing device of mechanical structure can increase the stability of the whole experiment platform and decrease the losses.


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