共 3 条
NEW POLARIZATION-INSENSITIVE AND ROBUST ALL-FIBER-OPTIC INTERFEROMETER FOR FM TO AM CONVERSION IN OPTICAL COMMUNICATION
被引:5
作者:
MOGENSEN, F
[1
]
PEDERSEN, B
[1
]
NIELSEN, B
[1
]
机构:
[1] TECH UNIV DENMARK,INST ELECTROMAGNET,DK-2800 LYNGBY,DENMARK
关键词:
LIGHT INTERFEROMETERS;
OPTICAL FIBERS;
OPTICAL FIBER POLARIZATION;
OPTICAL COUPLERS;
D O I:
10.1049/el:19930982
中图分类号:
TM [电工技术];
TN [电子技术、通信技术];
学科分类号:
0808 ;
0809 ;
摘要:
A new polarisation-insensitive and robust all-fibre-optic interferometer is outlined and demonstrated. The interferometer consists of a polarisation maintaining (PM) 3 dB coupler and a PM fibre in a simple Sagnac configuration. An insertion loss of 1.2 dB +/-0.1 dB and an extinction ratio better than 28 dB is obtained for an interferometer designed to have a free spectral range (FSR) of 16 GHz. Exploiting the interferometer for FM to AM conversion has high potential for overcoming dispersion limitations in long distance and high-speed optical communication systems.
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页码:1469 / 1471
页数:3
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