IEICE Electronics Express
Online ISSN : 1349-2543
ISSN-L : 1349-2543
LETTER
A polarization-maintained, ultranarrow FBG filter with a linewidth of 1.3GHz
Akihito SuzukiYouhei TakahashiMasataka Nakazawa
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JOURNAL FREE ACCESS

2006 Volume 3 Issue 22 Pages 469-473

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Abstract
A polarization-maintained ultranarrow FBG filter with a linewidth of 1.3GHz has been successfully fabricated by using a 15cm-long phase mask. A maximum reflectance of 65% and a side lobe suppression of 13dB were obtained by employing an apodization technique with slits.
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© 2006 by The Institute of Electronics, Information and Communication Engineers
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