Journals
Aboobackkar Sidhique, Shekhar Saxena, Pramod Mishra, Surya Karmakar, Arvind Mishra, and Shalabh Gupta, "Single-wavelength bidirectional 4-core MCF self-homodyne coherent link," Appl. Opt. 63, 810-815 (2024).
WP 4
Journals
Chandan Singh Yadav, Rana Pratap, Annesha Maity, Arvind Mishra, Deepa Venkitesh, “Accurate Modeling of Crosstalk in Four-core Fiber with Experimental Validation” (Manuscript under resubmission – JOSA B)
Bhooma Gopalan, Sameer Ahmad Mir, Sreeraj S J, K. R. Yogesh Prasad, and Deepa Venkitesh, "Multi-gigabit X-band transmitter for satellite communication using the optical phase-locked loop," (Optics Letters 2024)
S.A. Mir et al., “Joint carrier phase tracking and IQ imbalance tolerance with the dynamic adaption of reference constellation for probabilistic-shaped signals” (Applied Optics 2024)- 5
WP 5
Journals
Sreeraj, S. J., B. Lakshman, Radhakrishna Ganti, David Koilpillai, Ampalavanapillai Nirmalathas, and Deepa Venkitesh. "Experimental Demonstration of Multi-Channel Frequency Quadrupling for Analog Optical Fronthauling." IEEE Photonics Technology Letters 36, no. 8 (2024): 551-554.
WP 8
Journals
Md Kamran Afroz, Deeksha Jachpure, and Amol Choudhary, “Linear and Flat Brillouin GHz Bandpass Filters for Communications Applications using Waveform Shaping and Distributed Pumping” (Submitted in IEEE/OPTICA Journal of Lightwave Technology in June 2025)
WP 10
Journals
Dixit Kumar, Amol Choudhary, and Vivek Venkataraman, "Hybrid genetic-algorithm-based design of RF-power-efficient spectrally flat electro-optic frequency combs," J. Opt. Soc. Am. B 43, B41-B47 (2026)
WP 11
Journals
N. Gautam, S. V. Pendem, B. Lall, and A. Choudhary, “Transformer-based Nonlinear Equalization for DP-16QAM Coherent Optical Communication Systems”, IEEE Communications Letters, 28, 577-581, 2024.
Shruti, R. Dhawan, A. Choudhary, and A. Dixit, “Enhancing resource utilization in radio-over-fiber using hybrid modulation scheme,” 2025 (Submitted in Elsevier Optical Fiber Technology)
P. K. Pandey, R. Dhawan, B. S. Heera, and A. Choudhary, “Brillouin‐Based Optical Carrier Amplification for Kramers‐Kronig Receivers with DC Value Method” (Journal Under Review)
Priyanshu Kumar Pandey, Kritarth Srivastava, Dixit Kumar, and Amol Choudhary, "Fiber nonlinearity measurement with intensity detection and Kramers–Kronig field reconstruction," Opt. Lett. 51, 2860-2863 (2026)
Shruti, D. Kumar, A. Dixit, and A. Choudhary, “A Hybrid Optical Modulation-Based WDM-RoF Framework with a Tunable Optical FrequencyComb,” (Submitted)
WP 12
Journals
Mrudula Krishna and Deepa Venkitesh, "Low Distortion Inline SOA Amplifier With Optimized Holding Beam for Single-Channel 16/64QAM Signals", in IEEE Photonics Technology Letters, vol. 36, no. 13, pp. 845-848, 1 July1, 2024, doi: 10.1109/LPT.2024.3403036
Geethakrishnan P, Mrudula Krishna and Deepa Venkitesh, "Interferometer-free method for accurate characterization of an optical phase modulator" , Optik, 2025
Mrudula Krishna, G. P. Agrawal and Deepa Venkitesh, “Gain Stabilization and Performance Improvement Induced by a Holding Beam in Semiconductor Optical Amplifiers: Modeling and Experiments” (submitted in IEEE JLT)
B. Hu, M. Krishna, M. A. U. Shariff, D. Venkitesh and B. Ramamurthy, "Integrated Physical Layer Modeling and OPC Deployment Analysis for Coherent WDM Networks", in JOCN (submitted)
WP 13
Journals
S. A. Mir, M. Krishna and D. Venkitesh, "Low-Distortion Amplification of Probabilistic Shaped Signals Using SOA," in IEEE Photonics Technology Letters, vol. 36, no. 14, pp. 897-900, 15 July 15, 2024, doi: 10.1109/LPT.2024.3405953
Sameer Ahmad Mir, Lakshmi Narayanan Venkatasubramani, R. David Koilpillai, and Deepa Venkitesh, "Low-complexity algorithms for coherent optical systems with transceiver IQ imbalance" (Opt. Express 2023)
WP 5 and WP 13
Journals
Experimental Demonstration of Quantum Key Distribution over Deployed Aerial and Underground Multicore Fiber Links, IEEE Journal of Quantum Electronics
WP 15
Journals
A. Gupta, V. Chandra and A. Dixit, "Reliability Analysis of a Fault-Tolerant Full-Duplex Optical Wireless Communication Transceiver", in IEEE Access, vol. 11, pp. 61298-61312, 2023, doi: 10.1109/ACCESS.2023.3287335.
A. Gupta, and A. Dixit, “Mathematical analysis of busy tone in full-duplex optical MAC for hidden node mitigation”, in Computer Networks, vol. 255, pp. 110870, 2024.
R. Anwesh, A. Gupta, and A. Dixit, “Spectrally efficient multiplexing schemes in LiFi networks,” IEEE Trans. Of Wireless Communications, (to be submitted).
WP 17
Journals
A. Shukla, G. D. Verma, V. Bhatt, and A. Dixit, "Performance Analysis of FSO System in Turbulence Channel using Robust Laser Beam Engineering," IEEE Journal of Selected Topics in Quantum Electronics, pp 1-12, 2025.
WP 18
Conferences
P. Mishra, S. Saxena, A. Kandwal, A. Maity, and A. Mishra, “Enhanced Data Integrity through Cross-Talk Reduction in Multi-Core Fiber”, 16th International Conference of Photonics 2024, paper id 147 (Accepted and presented in the conference).
Arvind Mishra, “Readiness of multi-core fiber connectivity solution for real-world Optical Networks”, 16th International Conference of Photonics 2024, (Invited).
A. Malviya, R. Balakrishna, S. Guru, K. Shubham, B. Janarthanan, S. Munige, and Anand K. Pandey, “Four Core Fiber for Data Center Applications”, Lecture Notes in Electrical Engineering, vol 1225. Springer, (Photonics 2023).
P. Mishra, S. Saxena, S. Munige, A. Pandey and A. Mishra, "Successful 200G Transmission over 45 km of 4-Core single mode MCF," 2022 Workshop on Recent Advances in Photonics (WRAP), Mumbai, India, 2022, pp. 1-2.
A. Maity, A. Kandwal, A. Malviya, S. Munige, A. Pandey and A. Mishra, "125 μm Cladding 4-Core Fiber with Low Inter-core Crosstalk," paper 118, 2022 Workshop on Recent Advances in Photonics (WRAP), Mumbai, India, 2022, pp. 1-2. (Best Poster Award)
S. Saxena et. al., “ 80 Tb/s transmission over 50 km 4C-MCF in un-amplified optical network.” Photonics 2023, IISc Bangalore
WP 4
Conferences
S. A. Mir, J. N. Sarma, L. N. Theagarajan and D. Venkitesh, "Kronecker Product-based Modeling of Inter-Core Cross-talk & Polarization Mixing in 2-core Fiber and Low Complexity Mitigation," 2024 IEEE Photonics Conference (IPC), Rome, Italy, 2024, pp. 1-2, doi: 10.1109/IPC60965.2024.10799901.
S.A. Mir et al., "Random Matrix Generation to Model Desired Cross-talk and Polarisation Mixing with a Single Control Parameter for Multicore Fibers" (Accepted IPC 2024)
S.A. Mir et al., "IQ imbalance Tolerant Probabilistically Shaped Signals with Adaptive Constellation Referencing" (Accepted WRAP 2024)
S.A. Mir, et.al, "Bidirectional Transmission in Multi-Core Optical Fiber Using a Recirculating Loop for Long-Distance Emulation" ,Photonics 2024 (Submitted), IIT Kharagpur, India
J.N. Sarma et al., "Bidirectional simultaneous transmission over a single mode optical fiber" , Photonics 2024 (Submitted), IIT Kharagpur, India
Sameer Ahmad Mir, Chuang Xu, Qirui Fan, Lakshmi Narayanan Venkatasubramani, Liam Barry, Alan Pak Tao Lau, Deepa Venkitesh, “Symbol Rate Tolerance of Geometric Parameter Extraction-based Receiver IQ imbalance Correction” (CLEO 2023)
Nitin Sai Maradani, Sameer Ahmad Mir, Jonaq Niveer Sarma, Lakshmi Narasimhan Thegarajan, Deepa Venkitesh, “Zero Forcing Precoder For Crosstalk Resilient Multi-core Fiber Communication”, (Presented at IPC 2025)
Sameer Ahmad Mir, Jonaq Niveer Sarma, Joydip Dutta, Arvind Mishra, Deepa Venkitesh, “Performance Analysis of Crosstalk-Induced Degradation in MCF-Based Bidirectional Links” (Presented at IPC 2025)
Jonaq Sarma, Anjana K, Chandan Yadav, Deepa Venkitesh, "Accuracy Limits of Crosstalk Measurement Techniques for Weakly Coupled Multi-core Fibers" OFC 2026 (Accepted)
WP 5
Conferences
S. A. Mir, S. Saxena, P. Mishra, A. Mishra, and D. Venkitesh, "Demonstration of Transmitter IQ imbalance Tolerant 1.24 Tb/s Transmission Over 13 km Multi-core Fiber," in Frontiers in Optics + Laser Science 2023 (FiO, LS), Technical Digest Series (Optica Publishing Group, 2023), paper FM1D.5.
Sameer Ahmad Mir, Jonaq Niveer Sarma, Annesha Maity, Pramod Mishra, Rachana, Shubham Vasane, Arvind Mishra, Deepa Venitesh, “Demonstration Of 1.024 Tbps Data Transmission Over Field-deployed Armored Multi-core Fiber Cable” (Presented at IPC 2025)
WP 4 and WP 5
Conferences
Sreeraj, S. J., B. Lakshman, Radhakrishna Ganti, Ampalavanapillai Nirmalathas, R. David Koilpillai, and Deepa Venkitesh. "Multi-Channel Optical Frequency Doubling for Analog Optical Fronthauling of mmWave 5G Signals." In 2024 IEEE Photonics Conference (IPC), pp. 1-2. IEEE, 2024.
Sreeraj S J, Joydip Dutta, R. David Koilpillai, Deepa Venkitesh, "A Dither Free Automatic Bias Controller for Multichannel Optical Upconversion System", OptoElectronics and Communications Conference (OECC) 2024, Melbourne
Sreeraj, S. J., B. Lakshman, Radhakrishna Ganti, Ampalavanapillai Nirmalathas, R. David Koilpillai, and Deepa Venkitesh. "Optical upconversion of OFDM signals for next generation fronthauling using frequency doubling and quadrupling." IEEE Access 12 (2024): 39300-39312.
WP 8
Conferences
M. Srivastava and K. S. Kumar, “Analysis of Analog Radio-Over-Fiber Link for 5G NR Fronthauling in N258 Frequency Band”, presented at IEEE MAPCON, Hyderabad, India, 2024.
Krishna S Kumar and Manas Srivastava, “5G fronthaul with analog radio over fiber link”, accepted at TOP Conference, UK
Krishna Kumar, “Low-latency mmWave ARoF Link for 5G/6G Fronthaul Solutions”, presented at ITSF, Prague, 2025
Manas Srivastava et al., “Calibration of Last-mile Physical-layer Latency in mmW Fiber Fronthaul Links for 5G Networks”, submitted to CLEO-2026, Charlotte, USA, 2026.
WP 9
Conferences
Md Kamran Afroz, Deeksha Jachpure, and Amol Choudhary, “Electrical waveform shaping for Flat band Tunable Brillouin Filters” in Proc. CLEO/Europe-EQEC 2025, Munich, Germany, Jun. 2025, (Accepted; to be published)
Md Kamran Afroz, Deeksha Jachpure, and Amol Choudhary, “Linearity Enhancement of GHz Brillouin Filters” (Accepted in IEEE IPC 2025 conference)
WP 10
Conferences
Dixit Kumar, Amol Choudhary, Vivek Venkataraman, “Hybrid Genetic Algorithm for Power-Efficient Electro-Optic Frequency Combs," 2025 IEEE Photonics Conference (IPC), Singapore, Singapore, 2025, pp. 1-2
WP 11
Conferences
N. Gautam, P. Agarwal, C. A. Kaylor, B. Lall, A. Choudhary and S. E. Ralph, "Experimental Demonstration of Machine Learning Transformer Based Equalization of Channel Nonlinearities," ECOC 2024; 50th European Conference on Optical Communication, Frankfurt, Germany, 2024, pp. 974-977
Shruti, R. Dhawan, B. S. Heera, A. Choudhary, and A. Dixit, “Simultaneous transmission of baseband and rf over fiber,” in Proc. CLEO/Europe-EQEC 2025, Munich, Germany, Jun. 2025, (Accepted; to be published)
P. K. Pandey, R. Dhawan, B. S. Heera, and A. Choudhary, “Brillouin‐Based Carrier Amplification for Kramers‐Kronig Receivers” in Proc. CLEO/Europe-EQEC 2025, Munich, Germany, Jun. 2025, (Accepted; to be published)
Shruti, Abhishek Dixit, Amol Choudhary, "A WDM-RoF framework employing hybrid modulation for enhanced resource utilization," Submitted in WOPI conference, 2025.
Shruti, A. Dixit, and A. Choudhary, “A WDM-RoF Link With Simultaneous RF and Baseband Transmission,” (Submitted).
WP 12
Conferences
Boyang Hu, Mrudula Krishna, Deepa Venkitesh, Byrav Ramamurthy, "Implications of Deploying Optical Phase Conjugators (OPCs) to Reduce DSP Overhead in a Dynamic WDM Coherent Optical Network", 2024 International Conference on Optical Network Design and Modeling (ONDM), Madrid, Spain, 2024, pp. 1-6, doi: 10.23919/ONDM61578.2024.10582655.
Mrudula Krishna, G P Agrawal and Deepa Venkitesh, "Gain Compression in Semiconductor Optical Amplifiers induced by a Holding Beam”, in 2024 IEEE Photonics Conference (IPC)
Geethakrishnan P, Mrudula Krishna and Deepa Venkitesh, "Design of single-pump fiber optical parametric amplifier for a uniform gain across C band", (Accepted PHOTONICS 2024)
Geethakrishnan P, Mrudula Krishna, Aneesh Shobhanan and Deepa Venkitesh, "Single-Pump Fiber Optic Parametric Amplifier in C-Band" , (Accepted NCC 2025)
Joydip Dutta, Geethakrishnan P, Jonaq Niveer Sarma and Deepa Venkitesh, “Adaptive Polarization Alignment for Polarization-Independent gain in OPAs Using SPGD” (submitted to IPC 2025)
D. Pavitra Varsha, Mandeep Singh, Deepa Venkitesh, “Enhanced Flatness in 25 GHz Electro-Optic Frequency Combs via Precision Bias Control” (submitted to IPC 2025)
Pavitra Varsha D, Siva Subramaniam C N, Balaji Srinivasan and Deepa Venkitesh, “Short-Pulse Generation from Active Mode Locking with RF Frequency Comb” (CLEO 2024)
Boyang Hu, Mrudula Krishna, Deepa Venkitesh and Byrav Ramamurthy, ""Integrating Physical Layer Modeling in the Simulation of Dynamic WDM Optical Networks with Direct and Coherent Detection,"" in IEEE Future Networks World Forum (FNWF), 2023
Geethakrishnan P, Deepa Venkitesh, “Accurate characterization of optical phase modulators using an interferometer-free method” (IEEE WRAP 2023)
Mrudula Krishna and Deepa Venkitesh, “Optimization of holding beam for low-distortion amplification of 16-QAM signal using SOA” (Advanced Photonics Congress 2023)
Nithya Priya, Siva Subramaniyam, Jonaq Niveer Sarma, Deepa Venkitesh, ""Design and Implementation of L-Band EDFA for 32 Gbaud Long Wavelength QPSK Transmission"", NCC 2026, National Conference on Communications (NCC) 2026 Held at IITH"
GK, "Dual-Polarization C-Band FOPA Pre-Amplifier with EVM-Based Pump Polarization Alignment (JW1.15)", CLEO, (Accepted)
WP 13
Conferences
Sameer Ahmad Mir. Mrudula Krishna and Deepa Venkitesh, ""DSP-free nonlinearity and dispersion mitigation of probabilistic shaped 16QAM signals using semiconductor optical amplifiers"", in Opto-Electronics and Communications Conference, 2024
Sameer Ahmad Mir, Jonaq Niveer Sarma, Chandan Singh Yadav, Rana Pratap, Lakshmi Narasimhan Theagarajan, Deepa Venkitesh, “Index modulation for spectral efficiency improvement” (CLEO 2025)
Sobhanbabu Chunduru, Sameer Ahmad Mir, Deepa Venkitesh, Dark Core - An innovative product offering with Multicore fibers, IEEE ANTS 2025
WP 5 and WP 13
Conferences
S. Khan, R. K. Jana, A. P. Singh, and A. Mitra, "Effect of Link Margin on Capacity Benefits in Multi-Core Optical Fiber Networks," 2024 IEEE International Conference on Advanced Networks and Telecommunications Systems (ANTS), Guwahati, India, 2024
R. K. Jana, A. Yadav, P. Sowmendran, S. Krishna S, P. Palai, A. Srivastava and A. Mitra, "Experimental Investigation over 400 km C+L Band Optical Testbed for Quality of Transmission Estimation Using Machine Learning," 2024 IEEE International Conference on Advanced Networks and Telecommunications Systems (ANTS), Guwahati, India, 2024
The Role of Optical Performance Monitoring in Reducing Link Margins for Capacity Enhancement in C+L Band Optical Networks. (IEEE ANTS 2025: Long Paper)
Demonstration of Soft-Failure Localization in C+L Band Optical Testbed: A Deep-Learning Assisted Approach.(IEEE ANTS 2025: Demo Paper)
WP 14
Conferences
Demonstration of “Interoperability of Multi-Vendor QKD Network using SDN”, accepted for NCC 2025 Demo.
Madhu Venkat, S. Kirubakaran, A. Paventhan, “Analysis of PNS attacks on Quantum Key Distribution Protocols”, submitted to IEEE WAMS 2025.
Deepika, Priyadharshini, Kirubakaran, Paventhan A, “ A Hybrid Protocol Method Using Noise-Based Switching for Quantum Key Distribution Systems, submitted to IEEE WAMS 2025.
Saran Prithive, Saranathan D, Kirubakaran S, A. Paventhan, Anil Prabhakar, “Investigation on FSO and Hybrid FSO/RF Communication Systems”, Photonics 2024.
Kirubakaran S, Priyadharshini, Aswani Ashok, Deepika, Paventhan A, “Investigation of Quantum Key Distribution Protocols Over a Side-Channel Attack” submitted to APAN 60, HongKong.
S. Kirubakaran, R. Priyadharshini, Aswani Ashok, Deepika Rajan, Yashwant Reddy, A. Paventhan and Vivek Vaidyanathan ,"Implementation and Experimental Analysis of QKD link over Indian Southern Army Network" has been accepted to IEEE ANTS'25
WP 15
Conferences
A. Ghosh, G. D. Verma, Sonali and A. Dixit, "Experimental Investigation of the Atmospheric Turbulence Effects on FSO Communication Systems," 2023 IEEE International Conference on Advanced Networks and Telecommunications Systems (ANTS), Jaipur, India, 2023, pp. 420-424. doi: 10.1109/ANTS59832.2023.10469618.
V. Bhatt and A. Dixit, "Irradiance Distribution and Performance Analysis of Vector Vortex Beams in Atmospheric Turbulence," 2024 24th International Conference on Transparent Optical Networks (ICTON), Bari, Italy, 2024, pp. 1-4, doi: 10.1109/ICTON62926.2024.10647418.
S. Srivastava, G. D. Verma, A. Shukla, and A. Dixit, "Terrestrial FSO Optics System Design: A Way to Reduce Optical Power Spill at the Receiver," 2025 NCC, India Delhi, 2025, pp. 1-6. [Submitted]