Investigation of a novel Bragg reflector: partly gain-coupled DBR filter
作者:
J.Willems,
K.David,
G.Morthier,
R.Baets,
期刊:
IEE Proceedings J (Optoelectronics)
(IET Available online 1992)
卷期:
Volume 139,
issue 1
页码: 53-58
年代: 1992
DOI:10.1049/ip-j.1992.0010
出版商: IEE
数据来源: IET
摘要:
A theoretical analysis of the properties of DBR filters and DFB amplifiers with gain gratings is presented. The results show that, contrary to the case of devices with only an index grating, no compromise is needed between selectivity and peak reflectivity. The properties of active DBR filters improve considerably if gain coupling is introduced.
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