Presentation 2001/4/13
Development of Dispersion Reduced Fiber Bragg Grating for WDM Filter
Kiyotaka Murashima, Toshikazu Shibata, Masaki Ohmura, Manabu Shiozaki, Toru Iwashima, Akira Inoue, Hiroshi Suganuma,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) We designed fiber Bragg gratings which can be used in High Bit-Rate DWDM systems. This grating's envelope function of the refractive index change is arranged by π phase-shift which could be applied the cosine series expansion as well as on the basis of Super-Gaussian function to suppress the reflectance besides the center wavelength. We evaluated a fabricated FBG and found that the measured envelope function was good agreement with the theoretical result, moreover its isolation was beyond 30dB and the group delay was much smaller than the conventional FBGs. Finally we estimated its transmission characteristics for 10G-NRZ signal and this type of FBGs were confirmed to be suitable for High Bit-Rate DWDM systems because the eye-diagram of the reflected signal was widely open.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Fiber Bragg Grating / Group delay / Eye-diagram / Phase-Shift
Paper # OCS2001-9
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Conference Information
Committee OCS
Conference Date 2001/4/13(1days)
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Registration To Optical Communication Systems (OCS)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Development of Dispersion Reduced Fiber Bragg Grating for WDM Filter
Sub Title (in English)
Keyword(1) Fiber Bragg Grating
Keyword(2) Group delay
Keyword(3) Eye-diagram
Keyword(4) Phase-Shift
1st Author's Name Kiyotaka Murashima
1st Author's Affiliation Sumitomo Electric Industries, Ltd.()
2nd Author's Name Toshikazu Shibata
2nd Author's Affiliation Sumitomo Electric Industries, Ltd.
3rd Author's Name Masaki Ohmura
3rd Author's Affiliation Sumitomo Electric Industries, Ltd.
4th Author's Name Manabu Shiozaki
4th Author's Affiliation Yokohama R&D Laboratory/CAE
5th Author's Name Toru Iwashima
5th Author's Affiliation Yokohama R&D Laboratory/CAE
6th Author's Name Akira Inoue
6th Author's Affiliation Sumitomo Electric Industries, Ltd.
7th Author's Name Hiroshi Suganuma
7th Author's Affiliation Sumitomo Electric Industries, Ltd.
Date 2001/4/13
Paper # OCS2001-9
Volume (vol) vol.101
Number (no) 21
Page pp.pp.-
#Pages 4
Date of Issue