Presentation 2014-01-24
Digital Optical Phase-Locked Loop for High-speed Optical Coherent Detection
Takahide SAKAMOTO, Atsushi KANNO, Tetsuya KAWANISHI,
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Abstract(in English) Digital coherent receiver is a powerful technique for detecting PSK or QAM signals. However, the receiver requires high-speed digital signal processor clocked at the symbol rate or higher rate. We demonstrate real-time homodyne demodulation of a 40-Gb/s BPSK signal by using novel digital optical phase-locked loop with a Costas-loop structure. The optical carrier is locally recovered in the receiver side with a slow-speed digital signal processor employing bandwidth-enhanced samplers.
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Keyword(in English) Coherent receiver / Digital Optical Phase Locked Loop
Paper # PN2013-77,OPE2013-191,LQE2013-177,EST2013-126,MWP2013-97
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Conference Information
Committee OPE
Conference Date 2014/1/16(1days)
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Registration To Optoelectronics (OPE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Digital Optical Phase-Locked Loop for High-speed Optical Coherent Detection
Sub Title (in English)
Keyword(1) Coherent receiver
Keyword(2) Digital Optical Phase Locked Loop
1st Author's Name Takahide SAKAMOTO
1st Author's Affiliation National Institute of Information and Communications Technology()
2nd Author's Name Atsushi KANNO
2nd Author's Affiliation National Institute of Information and Communications Technology
3rd Author's Name Tetsuya KAWANISHI
3rd Author's Affiliation National Institute of Information and Communications Technology
Date 2014-01-24
Paper # PN2013-77,OPE2013-191,LQE2013-177,EST2013-126,MWP2013-97
Volume (vol) vol.113
Number (no) 394
Page pp.pp.-
#Pages 4
Date of Issue