Presentation 2012-07-26
A study of high-pass Hilbert transformers on optical single sideband modulation by phase shift method
Katsumi TAKANO, Yoshiaki ICHIJO, K. I. Amila Sampath, Koichi OIKAWA,
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Abstract(in English) Optical single sideband (SSB) modulation can save the transmission bandwidth. In order to enhance the modulation depth and to mitigate self-phase modulation effect in fiber transmission, the techniques of signal peak suppression have been required for SSB modulation. In this paper, optical SSB modulation using high-pass Hilbert transformers was proposed for the above purposes. We confirmed the peak level mitigation by numerical simulation. The scheme is also effective against the higher order harmonics caused by the non-linearity of MZI. For fiber transmission, signal waveform degradation resulted from SPM effect is mitigated by using high-pass Hilbert transformers.
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Keyword(in English) SSB / Optical Fiber / Sideband
Paper # OCS2012-26
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Committee OCS
Conference Date 2012/7/19(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) A study of high-pass Hilbert transformers on optical single sideband modulation by phase shift method
Sub Title (in English)
Keyword(1) SSB
Keyword(2) Optical Fiber
Keyword(3) Sideband
1st Author's Name Katsumi TAKANO
1st Author's Affiliation Graduate School of Science and Engineering, Yamagata University()
2nd Author's Name Yoshiaki ICHIJO
2nd Author's Affiliation Graduate School of Science and Engineering, Yamagata University
3rd Author's Name K. I. Amila Sampath
3rd Author's Affiliation Graduate School of Science and Engineering, Yamagata University
4th Author's Name Koichi OIKAWA
4th Author's Affiliation Graduate School of Science and Engineering, Yamagata University
Date 2012-07-26
Paper # OCS2012-26
Volume (vol) vol.112
Number (no) 152
Page pp.pp.-
#Pages 5
Date of Issue