Presentation 2010-07-29
Optical Two-tone Generation and SSB Modulation using Electro-optic Modulator and Suppression of Redundant Spectrum Components
Akira ENOKIHARA, Tadashi KAWAI, Tetsuya KAWANISHI,
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Abstract(in English) Optical two-tone generation and single-side-band (SSB) optical modulation are realized by the dual electrode type electro-optic (EO) modulator with a single Mach-Zehnder (MZ) interferometer. Redundant optical spectrum components of the two-tone waves, which are caused by the imbalance of light splitting ratio in the interferometer, are significantly suppressed by controlling the input power ratio of RF signals applied to each electrode. This effect was confirmed by the experiment, where an optical two-tone with the redundant components 49.8 dB lower than the primary two-tone component level was obtained. In case of the SSB modulation, the redundant sideband suppression ratio was more than 50 dB.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Electro-optic modulator / Mach-Zehnder interferometer / Optical two-tone / Optical SSB modulation
Paper # MW2010-47,OPE2010-32
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Committee MW
Conference Date 2010/7/22(1days)
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Registration To Microwaves (MW)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Optical Two-tone Generation and SSB Modulation using Electro-optic Modulator and Suppression of Redundant Spectrum Components
Sub Title (in English)
Keyword(1) Electro-optic modulator
Keyword(2) Mach-Zehnder interferometer
Keyword(3) Optical two-tone
Keyword(4) Optical SSB modulation
1st Author's Name Akira ENOKIHARA
1st Author's Affiliation Graduate School of Engineering, University of Hyogo()
2nd Author's Name Tadashi KAWAI
2nd Author's Affiliation Graduate School of Engineering, University of Hyogo
3rd Author's Name Tetsuya KAWANISHI
3rd Author's Affiliation National Institute of Information and Communications Technology
Date 2010-07-29
Paper # MW2010-47,OPE2010-32
Volume (vol) vol.110
Number (no) 155
Page pp.pp.-
#Pages 6
Date of Issue