- Optical Fiber Communication Conference/National Fiber Optic Engineers Conference 2013
- OSA Technical Digest (online) (Optica Publishing Group, 2013),
- paper OTu3I.7
- •https://doi.org/10.1364/OFC.2013.OTu3I.7
Dual-Stage Decision-Directed Phase Estimator Enabling Perfect Frequency-Offset Elimination in Digital Coherent Optical Receivers
Yojiro Mori and Kazuro Kikuchi
Author Affiliations
Yojiro Mori*and Kazuro Kikuchi
The University of Tokyo, 7 3 1 Hongo, Bunkyo Ku, Tokyo 113 8656, Japan
*Corresponding author:mori@ginjo.t.u-tokyo.ac.jp
- Anaheim, California United States
- 17–21 March 2013
- In proceedings Optical Fiber Communication Conference/National Fiber Optic Engineers Conference 2013
- ISBN: 978-1-55752-962-6
From the session
Phase and Frequency Recovery (OTu3I)
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Get CitationCopy Citation TextY. Mori and K. Kikuchi, "Dual-Stage Decision-Directed Phase Estimator Enabling Perfect Frequency-Offset Elimination in Digital Coherent Optical Receivers,"inOptical Fiber Communication Conference/National Fiber Optic Engineers Conference 2013,OSA Technical Digest (online)(Optica Publishing Group, 2013), paper OTu3I.7.Export Citation
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- Optics & Photonics TopicsThe topics in this list come from theOptics and Photonics Topics applied to this article.
- Analog to digital converters
- Distributed feedback lasers
- Optical receivers
- Phase estimation
- Phase noise
- Phase shift
Abstract
We propose a dual stage phase estimator controlled by the decision directed LMS algorithm in digital coherent optical receivers. Simulations and experiments show that our proposed scheme can perfectly eliminate arbitrary frequency offsets in higher order QAM systems.
© 2013 Optical Society of America
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Optical Fiber Communication Conference 2013
- Anaheim, CaliforniaUnited States
- 17–21 March 2013
- ISBN: 978-1-55752-962-6
- From the session Phase and Frequency Recovery (OTu3I)