Abstract
A polarization-maintained ultranarrow FBG filter with a linewidth of 1.3 GHz has been successfully fabricated by using a 15 cm-long phase mask. A maximum reflectance of 65% and a side lobe suppression of 13 dB were obtained by employing an apodization technique with slits.
Original language | English |
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Pages (from-to) | 469-473 |
Number of pages | 5 |
Journal | IEICE Electronics Express |
Volume | 3 |
Issue number | 22 |
DOIs | |
Publication status | Published - 2006 Nov 25 |
Keywords
- Apodization
- Fiber Bragg grating
- Narrowband filter
- Optical filer
- Polarization-maintained filter
ASJC Scopus subject areas
- Electronic, Optical and Magnetic Materials
- Condensed Matter Physics
- Electrical and Electronic Engineering