| All-analog adaptive equalizer for coherent data center interconnects N Nambath, R Ashok, S Manikandan, NB Thaker, M Anghan, R Kamran, ... Journal of Lightwave Technology 38 (21), 5867-5874, 2020 | 25 | 2020 |
| Analog domain carrier phase synchronization in coherent homodyne data center interconnects R Ashok, S Naaz, R Kamran, S Gupta Journal of Lightwave Technology 39 (19), 6204-6214, 2021 | 18 | 2021 |
| First demonstration of an all analog adaptive equalizer for coherent DP-QPSK links N Nambath, M Anghan, N Thaker, R Ashok, R Kamran, AK Mishra, ... 2017 Optical Fiber Communications Conference and Exhibition (OFC), 1-3, 2017 | 18 | 2017 |
| Demonstration of an analogue domain processing IC for carrier phase recovery and compensation in coherent links R Ashok, S Manikandan, S Chugh, S Goyal, R Kamran, S Gupta 2019 Optical Fiber Communications Conference and Exhibition (OFC), 1-3, 2019 | 14 | 2019 |
| Demonstration of a low-power, local-oscillator-less, and DSP-free coherent receiver for data center interconnects R Kamran, N Nambath, S Manikandan, R Ashok, R Jain, NB Thaker, ... Applied Optics 59 (7), 2031-2041, 2020 | 10 | 2020 |
| Carrier phase recovery and compensation in analog signal processing based coherent receivers R Ashok, N Nambath, S Gupta Journal of Lightwave Technology 40 (8), 2341-2347, 2021 | 9 | 2021 |
| Transmission line design for testing high-speed integrated circuits with differential signals NB Thaker, R Ashok, S Manikandan, N Nambath, S Gupta 2019 IEEE 23rd Workshop on Signal and Power Integrity (SPI), 1-4, 2019 | 9 | 2019 |
| Demonstration of a PMC-SH link using a phase recovery IC for low-power high-capacity DCIs R Ashok, R Kamran, S Naaz, S Gupta CLEO: Science and Innovations, SF3L. 3, 2020 | 8 | 2020 |
| An endless optical phase delay for harmonic-free phase/frequency shifting in coherent-lite DCIs and microwave photonics R Ashok, S Naaz, R Kamran, S Gupta IEEE Journal of Quantum Electronics 59 (2), 1-10, 2023 | 5 | 2023 |
| Differentiator based frequency detector for 100-Gb/s analog domain DP-QPSK coherent optical receivers R Ashok, N Nambath, S Gupta 2015 Workshop on Recent Advances in Photonics (WRAP), 1-4, 2015 | 5 | 2015 |
| An analog EIC-PIC receiver with carrier phase recovery for self-homodyne coherent DCIs S Chugh, R Ashok, P Jain, S Naaz, A Sidhique, S Gupta IEEE Transactions on Circuits and Systems II: Express Briefs 70 (2), 446-450, 2022 | 3 | 2022 |
| Endless optical phase delay based phase synchronization in low-power coherent DCIs R Ashok, S Naaz, R Kamran, A Sidhique, S Gupta 2020 IEEE Photonics Conference (IPC), 1-2, 2020 | 3 | 2020 |
| High-speed electro-optic equalizer for data center interconnects R Maheshwari, R Ashok, S Chugh, S Gupta Signal Processing in Photonic Communications, SpM3E. 5, 2019 | 3 | 2019 |
| Self-homodyne 16-QAM scheme for low complexity 200 Gbps data center interconnects R Kamran, S Naaz, S Manikandan, S Goyal, R Ashok, S Gupta 2019 IEEE Optical Interconnects Conference (OI), 1-2, 2019 | 3 | 2019 |
| A die-on-board PCB for testing high-speed integrated circuits M Ratwani, N Nambath, R Ashok, S Gupta 2015 IEEE Applied Electromagnetics Conference (AEMC), 1-2, 2015 | 3 | 2015 |
| Millimeter wave frequency synthesizers using integrated photonics aided phase locked loops R Ashok, S Chugh, S Gupta 2022 Workshop on Recent Advances in Photonics (WRAP), 1-2, 2022 | 2 | 2022 |
| A cost-effective solution for testing high-performance integrated circuits NB Thaker, R Ashok, S Manikandan, N Nambath, S Gupta IEEE Transactions on Components, Packaging and Manufacturing Technology 11 …, 2021 | 2 | 2021 |
| Optical phase-locked loop based carrier phase recovery and compensation for 8-PSK coherent optical links R Ashok, GS Ananth, S Gupta 2019 Workshop on Recent Advances in Photonics (WRAP), 1-3, 2019 | 2 | 2019 |
| All Electrical Costas Loop for Carrier-Forwarded Analog Coherent DCI Receivers: System Integration, Characterization, and Measurements R Ashok, S Naaz, P Jain, R Kamran, S Gupta IEEE Transactions on Instrumentation and Measurement, 2023 | 1 | 2023 |
| Equalizer-Free Clock Recovery for PAM-4 Optical Interconnects K Patel, R Ashok, S Gupta 2020 International Conference on Signal Processing and Communications (SPCOM …, 2020 | 1 | 2020 |
Nandakumar NambathAssociate Professor, School of Electrical Sciences, IIT GoaVerified email at iitgoa.ac.in
Nandakumar NambathAssociate Professor, School of Electrical Sciences, IIT GoaVerified email at iitgoa.ac.in