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Sethumadhavan Chandrasekhar

Sethumadhavan Chandrasekhar

D-Index & Metrics

Electronics and Electrical Engineering

D-Index
69
Citations
17461
World Ranking
966
National Ranking
406

Research.com Recognitions

  • 2012 - OSA Fellows For seminal contributions to high-performance opto-electronic integrated circuits, wavelength division multiplexed transmission and high-capacity coherent optical transmission.

Overview

Sethumadhavan Chandrasekhar is affiliated with Nokia in the United States and conducts research primarily in the field of Engineering. Their work spans several subfields, notably Electrical and Electronic Engineering, Safety, Risk, Reliability and Quality, as well as Computer Vision and Pattern Recognition.

Their recent publications cover a range of topics related to optical and robotic technologies. Two notable papers include:

  • "Supply-Power-Constrained Cable Capacity Maximization Using Multi-Layer Neural Networks," published in 2020 in the Journal of Lightwave Technology
  • "Development and Construction of an Autonomous Firefighting Robot," published in 2024 in the International Journal of Innovative Science and Research Technology (IJISRT)

Key frequent co-authors who have collaborated with Chandrasekhar include:

  • Junho Cho
  • Erixhen Sula
  • Samuel L. I. Olsson
  • Ellsworth Burrows
  • G. Raybon

The scientist has published work in venues such as the Journal of Lightwave Technology and the International Journal of Innovative Science and Research Technology (IJISRT).

The main topics of their research encompass:

  • Optical Network Technologies
  • Advanced Photonic Communication Systems
  • Advanced Optical Network Technologies
  • Fire Detection and Safety Systems
  • Robotic Path Planning Algorithms
  • IoT-based Smart Home Systems
  • Photonic and Optical Devices

In recognition of their work, Chandrasekhar received the OSA Fellows award in 2012 for contributions to high-performance opto-electronic integrated circuits, wavelength division multiplexed transmission, and high-capacity coherent optical transmission.

Best Publications

  • Integrated lithium niobate electro-optic modulators operating at CMOS-compatible voltages

    Cheng Wang;Cheng Wang;Mian Zhang;Xi Chen;Maxime Bertrand;Maxime Bertrand

  • Phase-conjugated twin waves for communication beyond the Kerr nonlinearity limit

    Xiang Liu;A. R. Chraplyvy;P. J. Winzer;R. W. Tkach

  • 2.5 Tb/s (64/spl times/42.7 Gb/s) transmission over 40/spl times/100 km NZDSF using RZ-DPSK format and all-Raman-amplified spans

    A.H. Gnauck;G. Raybon;S. Chandrasekhar;J. Leuthold

  • Transmission of a 1.2-Tb/s 24-carrier no-guard-interval coherent OFDM superchannel over 7200-km of ultra-large-area fiber

    S. Chandrasekhar;Xiang Liu;B. Zhu;D. W. Peckham

  • 112-Tb/s space-division multiplexed DWDM transmission with 14-b/s/Hz aggregate spectral efficiency over a 76.8-km seven-core fiber.

    B. Zhu;T.F. Taunay;M. Fishteyn;X. Liu

  • Monolithic Silicon Photonic Integrated Circuits for Compact 100 $^{+}$ Gb/s Coherent Optical Receivers and Transmitters

    Po Dong;Xiang Liu;S. Chandrasekhar;Lawrence L. Buhl

  • 32-bit/s/Hz spectral efficiency WDM transmission over 177-km few-mode fiber

    R. Ryf;S. Randel;N. K. Fontaine;M. Montoliu

  • 448-Gb/s Reduced-Guard-Interval CO-OFDM Transmission Over 2000 km of Ultra-Large-Area Fiber and Five 80-GHz-Grid ROADMs

    Xiang Liu;S Chandrasekhar;Benyuan Zhu;P J Winzer

  • Spectrally Efficient Long-Haul WDM Transmission Using 224-Gb/s Polarization-Multiplexed 16-QAM

    A H Gnauck;P J Winzer;S Chandrasekhar;X Liu

  • Generation and 1,200-km transmission of 448-Gb/s ETDM 56-Gbaud PDM 16-QAM using a single I/Q modulator

    P. J. Winzer;A. H. Gnauck;S. Chandrasekhar;S. Draving

  • All-Electronic 100-GHz Bandwidth Digital-to-Analog Converter Generating PAM Signals up to 190 GBaud

    Xi Chen;S. Chandrasekhar;Sebastian Randel;Greg Raybon

  • Experimental investigation on the performance of closely spaced multi-carrier PDM-QPSK with digital coherent detection.

    S. Chandrasekhar;Xiang Liu

  • Kramers–Kronig Receivers for 100-km Datacenter Interconnects

    Xi Chen;Cristian Antonelli;Sethumadhavan Chandrasekhar;Gregory Raybon

  • Monolithic Polarization and Phase Diversity Coherent Receiver in Silicon

    C.R. Doerr;P.J. Winzer;Young-Kai Chen;S. Chandrasekhar

  • 100-Gb/s DQPSK Transmission: From Laboratory Experiments to Field Trials

    P.J. Winzer;G. Raybon;Haoyu Song;A. Adamiecki

  • High-speed monolithic p-i-n/HBT and HPT/HBT photoreceivers implemented with simple phototransistor structure

    S. Chandrasekhar;L.M. Lunardi;A.H. Gnauck;R.A. Hamm

  • OFDM Based Superchannel Transmission Technology

    S. Chandrasekhar;Xiang Liu

  • Simple multichannel optical equalizer mitigating intersymbol interference for 40-Gb/s nonreturn-to-zero signals

    C.R. Doerr;S. Chandrasekhar;P.J. Winzer;A.R. Chraplyvy

  • Demonstration of 42.7-Gb/s DPSK receiver with 45 photons/bit sensitivity

    A.H. Gnauck;S. Chandrasekhar;J. Leuthold;L. Stulz

  • 100-Gb/s discrete-multitone transmission over 80-km SSMF using single-sideband modulation with novel interference-cancellation scheme

    Sebastian Randel;Dario Pilori;S. Chandrasekhar;Greg Raybon

Frequent Co-Authors

Xiang Liu
Xiang Liu Nanjing Tech University
Peter J. Winzer
Peter J. Winzer Nokia (United States)
Alan H. Gnauck
Alan H. Gnauck Nokia (United States)
Sebastian Randel
Sebastian Randel Karlsruhe Institute of Technology
Christopher R. Doerr
Christopher R. Doerr Doerr Consulting LLC
G. Raybon
G. Raybon Nokia (United States)
Nicolas K. Fontaine
Nicolas K. Fontaine Nokia (United States)
A.G. Dentai
A.G. Dentai Infinera (United States)
Roland Ryf
Roland Ryf Nokia (United States)

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