Sethumadhavan Chandrasekhar

Affiliations:
  • Nokia Bell Labs, Holmdel, NJ, USA
  • University of Bombay, India (PhD 1985)


According to our database1, Sethumadhavan Chandrasekhar authored at least 62 papers between 2001 and 2020.

Collaborative distances:

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Bibliography

2020
Experimental Demonstration of Widely Tunable Rate/Reach Adaptation from 80 km to 12, 000 km using Probabilistic Constellation Shaping.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2020

Maximizing Fiber Cable Capacity under a Supply Power Constraint using Deep Neural Networks.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2020

Direct Modulation of a 54-GHz Distributed Bragg Reflector Laser with 100-GBaud PAM-4 and 80-GBaud PAM-8.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2020

Optimizing Gain Shaping Filters with Neural Networks for Maximum Cable Capacity under Electrical Power Constraints.
Proceedings of the European Conference on Optical Communications, 2020

2019
Supply-Power-Constrained Cable Capacity Maximization Using Deep Neural Networks.
CoRR, 2019

Single-Wavelength and Single-Photodiode Entropy-Loaded 554-Gb/s Transmission Over 22-km SMF.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2019

Single-Channel Direct Detection Reception Beyond 1 Tb/s.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2019

2018
Ultra-High Bandwidth Integrated Lithium Niobate Modulators with Record-Low Vπ.
Proceedings of the Optical Fiber Communications Conference and Exposition, 2018

180-GBaud All-ETDM Single-Carrier Polarization Multiplexed QPSK Transmission over 4480 km.
Proceedings of the Optical Fiber Communications Conference and Exposition, 2018

Record-High 17.3-bit/s/Hz Spectral Efficiency Transmission over 50 km Using Probabilistically Shaped PDM 4096-QAM.
Proceedings of the Optical Fiber Communications Conference and Exposition, 2018

The Kramers-Kronig Receiver.
Proceedings of the Optical Fiber Communications Conference and Exposition, 2018

Frequency-Resolved Measurements of Signal, Noise, and Signal-Signal Beat Interference in Self-Coherent Direct-Detection Receivers.
Proceedings of the Optical Fiber Communications Conference and Exposition, 2018

Generation and Intradyne Detection of Single-Wavelength 1.61-Tb/s Using an All-Electronic Digital Band Interleaved Transmitter.
Proceedings of the Optical Fiber Communications Conference and Exposition, 2018

Information Rate of Probabilistically Shaped QAM with Non-Ideal Forward Error Correction.
Proceedings of the European Conference on Optical Communication, 2018

Self-Coherent Systems for Short Reach Transmission.
Proceedings of the European Conference on Optical Communication, 2018

Impact of O/E Front-End Frequency Response on Kramers-Kronig Receivers and its Compensation.
Proceedings of the European Conference on Optical Communication, 2018

2017
Hybrid III-V/Silicon integration: Enabling the next generation of advanced photonic transmitters.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2017

Integrated 5-channel WDM hybrid III-V/Si transmitter enabling 100Gb/s and beyond.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2017

Trans-Atlantic field trial using probabilistically shaped 64-QAM at high spectral efficiencies and single-carrier real-time 250-Gb/s 16-QAM.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2017

Characterization of electro-optic bandwidth of ultra-high speed modulators.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2017

Fast DAC solutions for future high symbol rate systems.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2017

218-Gb/s single-wavelength, single-polarization, single-photodiode transmission over 125-km of standard singlemode fiber using Kramers-Kronig detection.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2017

High Spectral Efficiency Transmission with Probabilistic Shaping.
Proceedings of the European Conference on Optical Communication, 2017

Beam-Forming Transmission Enabled by Transmitter-Side MIMO Using Spatial Pilots.
Proceedings of the European Conference on Optical Communication, 2017

4 × 240 Gb/s Dense WDM and PDM Kramers-Kronig Detection with 125-km SSMF Transmission.
Proceedings of the European Conference on Optical Communication, 2017

2016
16-Channel 100 GHz-spaced integrated polarization diversity silicon-based slot-blocker for high data rate reconfigurable networks.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2016

Fiber nonlinearity compensation by repeated phase conjugation in 2.048-Tbit/s WDM transmission of PDM 16-QAM channels.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2016

All-electronic 100-GHz bandwidth digital-to-analog converter generating PAM signals up to 190-GBaud.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2016

Experimental quantification of implementation penalties from limited ADC resolution for Nyquist shaped higher-order QAM.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2016

2015
Physical layer transmission and switching solutions in support of spectrally and spatially flexible optical networks.
IEEE Commun. Mag., 2015

Experimental study of the limits of digital nonlinearity compensation in DWDM systems.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2015

Four-channel 100-Gb/s per channel discrete multi-tone modulation using silicon photonic integrated circuits.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2015

Monolithic integrated reflective polarization diversity SOI-based slot-blocker for fast reconfigurable 128 Gb/s and 256 Gb/s optical networks.
Proceedings of the European Conference on Optical Communication, 2015

100-Gb/s discrete-multitone transmission over 80-km SSMF using single-sideband modulation with novel interference-cancellation scheme.
Proceedings of the European Conference on Optical Communication, 2015

2014
Digital Signal Processing Techniques Enabling Multi-Tb/s Superchannel Transmission: An overview of recent advances in DSP-enabled superchannels.
IEEE Signal Process. Mag., 2014

Multi-channel nonlinearity compensation of 128-Gb/s PDM-QPSK signals in dispersion-managed transmission using dispersion-folded digital backward propagation.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2014

Photonic-lantern-based mode multiplexers for few-mode-fiber transmission.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2014

Space-division multiplexed transmission over 3×3 coupled-core multicore fiber.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2014

All-electronic flexibly programmable 864-Gb/s single-carrier PDM-64-QAM.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2014

Generation of a digitally shaped 55-GBd 64-QAM single-carrier signal using novel high-speed DACs.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2014

Efficient fiber nonlinearity mitigation in 50-GHz-DWDM transmission of 256-Gb/s PDM-16QAM signals by folded digital-back-propagation and channelized FBG-DCMs.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2014

Superchannel for next-generation optical networks.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2014

Fiber nonlinearity compensation of an 8-channel WDM PDM-QPSK signal using multiple phase conjugations.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2014

Field demonstration of 3×341-Gb/s PDM-OFDM-256 iterative polar modulation signals with a record 11.0-b/s/Hz intrachannel spectral efficiency.
Proceedings of the Optical Fiber Communications Conference and Exhibition, 2014

305-km combined wavelength and mode-multiplexed transmission over conventional graded-index multimode fibre.
Proceedings of the European Conference on Optical Communication, 2014

1705-km transmission over coupled-core fibre supporting 6 spatial modes.
Proceedings of the European Conference on Optical Communication, 2014

Field demonstration of 100-Gb/s real-time coherent optical OFDM detection.
Proceedings of the European Conference on Optical Communication, 2014

Parametric amplification and wavelength conversion of a 2.048-Tbit/s WDM PDM 16-QAM signal.
Proceedings of the European Conference on Optical Communication, 2014

2013
Advanced modulation formats for free-space laser communication.
Proceedings of the 2013 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013

32-bit/s/Hz spectral efficiency WDM transmission over 177-km few-mode fiber.
Proceedings of the 2013 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013

Single-carrier 400G interface and 10-channel WDM transmission over 4, 800 km using all-ETDM 107-Gbaud PDM-QPSK.
Proceedings of the 2013 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013

Multiband DFT-spread-OFDM equalizer with overlapand-add dispersion compensation for low-overhead and low-complexity channel equalization.
Proceedings of the 2013 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013

406.6-Gb/s PDM-BPSK superchannel transmission over 12, 800-km TWRS fiber via nonlinear noise squeezing.
Proceedings of the 2013 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013

Experimental demonstration of an optimized 16-ary four-dimensional modulation format using optical OFDM.
Proceedings of the 2013 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013

224-Gb/s PDM-16-QAM modulator and receiver based on silicon photonic integrated circuits.
Proceedings of the 2013 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013

Small-form-factor all-InP integrated laser vector modulator enables the generation and transmission of 256-Gb/s PDM-16QAM Modulation Format.
Proceedings of the 2013 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013

2010
Optical polarization mode dispersion compensators for high-speed optical communication systems.
Bell Labs Tech. J., 2010

Mitigation of fiber nonlinear impairments in polarization division multiplexed OFDM transmission.
Bell Labs Tech. J., 2010

Channel power transients in erbium doped fiber amplified reconfigurable transmission systems.
Bell Labs Tech. J., 2010

40 Gb/s DBPSK and DQPSK formats for transparent 50 GHz DWDM transmission.
Bell Labs Tech. J., 2010

2006
Optical technologies and techniques for high bit rate fiber transmission.
Bell Labs Tech. J., 2006

2001
A Si BiCMOS transimpedance amplifier for 10-Gb/s SONET receiver.
IEEE J. Solid State Circuits, 2001


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