Presentation 2014-10-31
Miniature Slow-light Bragg Reflector Waveguide Modulator with over 20GHz Modulation Bandwidth
Xiaodong GU, Ayako SUZUKI, Akihiro MATSUTANI, Fumio KOYAMA,
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Abstract(in English) A slow-light Bragg reflector waveguide optical modulator is designed and optimized for operations with large modulation bandwidth and ultra-low power consumption. Devices with various modulator lengths are fabricated and characterized. Extinction ratios over 15dB and 30dB are obtained with reverse bias voltages below 1 V and 1.5 V, respectively. In a 20-μm long modulator, 3dB modulation bandwidth exceeds 20GHz with a bias voltage of only -600mV. Total energy consumptions of the modulator is estimated to be lower than 100 fJ/bit including both load and dynamic power dissipations.
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Keyword(in English) Optical Modulator / Bragg reflector waveguide / QCSE
Paper # OCS2014-69,OPE2014-113,LQE2014-87
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Committee OCS
Conference Date 2014/10/23(1days)
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Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Miniature Slow-light Bragg Reflector Waveguide Modulator with over 20GHz Modulation Bandwidth
Sub Title (in English)
Keyword(1) Optical Modulator
Keyword(2) Bragg reflector waveguide
Keyword(3) QCSE
1st Author's Name Xiaodong GU
1st Author's Affiliation P&I Lab., Tokyo Institute of Technology()
2nd Author's Name Ayako SUZUKI
2nd Author's Affiliation P&I Lab., Tokyo Institute of Technology
3rd Author's Name Akihiro MATSUTANI
3rd Author's Affiliation Technical Department, Tokyo Institute of Technology
4th Author's Name Fumio KOYAMA
4th Author's Affiliation P&I Lab., Tokyo Institute of Technology
Date 2014-10-31
Paper # OCS2014-69,OPE2014-113,LQE2014-87
Volume (vol) vol.114
Number (no) 281
Page pp.pp.-
#Pages 6
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