Frequency Dependent ENoB Requirements for M-QAM Optical Links: An Analysis Using an Improved Digital to Analog Converter Model
Varughese, Siddharth, Langston, Jerrod, Thomas, Varghese A., Tibuleac, Sorin, Ralph, Stephen E.
Published in Journal of lightwave technology (15.09.2018)
Published in Journal of lightwave technology (15.09.2018)
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Journal Article
Constellation-based identification of linear and nonlinear OSNR using machine learning: a study of link-agnostic performance
Cho, Hyung Joon, Lippiatt, Daniel, Thomas, Varghese A, Varughese, Siddharth, Searcy, Steven, Richter, Thomas, Tibuleac, Sorin, Ralph, Stephen E
Published in Optics express (17.01.2022)
Published in Optics express (17.01.2022)
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Journal Article
Duplex Digitized Transmission of 64-QAM Signals over a Single Fiber Using a Single Pulsed Laser Source
Ghafoor, Salman, Thomas, Varghese A., Hanzo, Lajos
Published in IEEE communications letters (01.08.2012)
Published in IEEE communications letters (01.08.2012)
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Journal Article
Low Complexity Blind Baud Rate Estimation in the Presence of Hidden Interference
Kaylor, Alex, Lippiatt, Daniel, Thomas, Varghese A., Patterson, David, DeSalvo, Richard, Ralph, Stephen
Published in 2022 IEEE Photonics Conference (IPC) (01.11.2022)
Published in 2022 IEEE Photonics Conference (IPC) (01.11.2022)
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Conference Proceeding
Design Guide for Photonic Frequency Converters
Bottenfield, Christian G., Thomas, Varghese A., Ralph, Stephen E., DeSalvo, Richard
Published in 2021 IEEE Photonics Conference (IPC) (01.10.2021)
Published in 2021 IEEE Photonics Conference (IPC) (01.10.2021)
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Conference Proceeding
High Performance Microwave Photonic Downconversion in a Commercial InP Platform
Bottenfield, Christian G., Hoff, Michael, Thomas, Varghese A, Winoto, Ardy, Zhou, Yuchun, Bhardwaj, Ashish, Hoefler, Gloria E., DeSalvo, Richard, Ralph, Stephen E.
Published in 2021 Optical Fiber Communications Conference and Exhibition (OFC) (01.06.2021)
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Published in 2021 Optical Fiber Communications Conference and Exhibition (OFC) (01.06.2021)
Conference Proceeding
Analytic Equations for Photonic Frequency Converter Design
Bottenfield, Christian, Thomas, Varghese, Ralph, Stephen
Published in Journal of lightwave technology (15.12.2021)
Published in Journal of lightwave technology (15.12.2021)
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Journal Article
Frequency Dependent ENoB Requirements for M-QAM Optical Links: An Analysis Using an Improved Digital to Analog Converter Model
Varughese, Siddharth, Langston, Jerrod, Thomas, Varghese A., Tibuleac, Sorin, Ralph, Stephen E.
Published in Journal of lightwave technology (15.09.2018)
Published in Journal of lightwave technology (15.09.2018)
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Journal Article
Mitigation of time-varying distortions in Nyquist-WDM systems using machine learning
Granada Torres, Jhon J., Varughese, Siddharth, Thomas, Varghese A., Chiuchiarelli, Andrea, Ralph, Stephen E., Cárdenas Soto, Ana M., Guerrero González, Neil
Published in Optical fiber technology (01.11.2017)
Published in Optical fiber technology (01.11.2017)
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Journal Article
Ultra-Compact Inverse-Designed Photonic Hadamard Transform
Khurana, Arjun, Slaby, Joel B., Thomas, Varghese A., Hammond, Alec M., Ralph, Stephen E.
Published in 2024 Conference on Lasers and Electro-Optics (CLEO) (05.05.2024)
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Published in 2024 Conference on Lasers and Electro-Optics (CLEO) (05.05.2024)
Conference Proceeding
40GBaud Quasicoherent Receiver
Thomas, Varghese A., Varughese, Siddharth, Ralph, Stephen E.
Published in 2021 Conference on Lasers and Electro-Optics (CLEO) (01.05.2021)
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Published in 2021 Conference on Lasers and Electro-Optics (CLEO) (01.05.2021)
Conference Proceeding
Impairment Identification for PAM-4 Transceivers and Links Using Machine Learning
Lippiatt, Daniel, Melgar, Alirio, Thomas, Varghese A., Varughese, Siddharth, Zivny, Pavel, Hazzard, Shane, Ralph, Stephen E.
Published in 2021 Optical Fiber Communications Conference and Exhibition (OFC) (01.06.2021)
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Published in 2021 Optical Fiber Communications Conference and Exhibition (OFC) (01.06.2021)
Conference Proceeding
Optical Resonance Conditions of Coupled Cavity VCSELs
Khurana, Arjun, Wong, Joshua J., Thomas, Varghese A., Tatum, Jim A., Graham, Luke A., Guenter, James, Choquette, Kent D., Ralph, Stephen E.
Published in 2023 Conference on Lasers and Electro-Optics (CLEO) (01.05.2023)
Published in 2023 Conference on Lasers and Electro-Optics (CLEO) (01.05.2023)
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Conference Proceeding
Optical Performance Monitoring for Commercial Transceivers using Constellations: Practical Considerations
Lippiatt, Daniel, Cho, Hyung Joon, Kaylor, Alex, Thomas, Varghese A., Searcy, Steven, Richter, Thomas, Tibuleac, Sorin, Ralph, Stephen E.
Published in 2022 Optical Fiber Communications Conference and Exhibition (OFC) (01.03.2022)
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Published in 2022 Optical Fiber Communications Conference and Exhibition (OFC) (01.03.2022)
Conference Proceeding