Dr. Vimal Bhatia

Professor

Electrical Engineering

Latest News

Dr. Vimal has mix of academic and industrial experience both in India and the UK. He completed Ph.D. from Institute for Digital Communications at The University of Edinburgh (UoE), UK in 2005 fully funded by UK Engineering and Physical Science Research Council (EPSRC) and The University of Edinburgh. During Ph.D. he also received IEE fellowship for collaborative research on OFDM with Prof. Falconer at Department of Systems and Computer Engineering at Carleton University, Ottawa, Canada. His research interests are in the broader areas of wireless communications, non-Gaussian non-parametric signal processing with applications to telecommunications and in software product development. He is currently PI/co-PI for externally funded projects of approx Rs. 15-Crores/2-Crores (USD 2.5 million) with major funding from Ministry of Electronics and Information Technology, Department of Science and Technology, UKIERI, MHRD and Academy of Finland. He is a reviewer for IEEE, Elsevier, and IET. He is currently Senior Member of IEEE and certified SCRUM Master. He is also General Co-Chair for IEEE ANTS 2018, and General Vice-Chair for IEEE ANTS 2017. He is also faculty convenor for Center for Innovation and Entrepreneurship, and Associate Dean Research and Development. He is also working on pan-IIT 5G Test Bed development
I am actively seeking highly motivated PhD students with provision to pay higher stipend (Current Fellowship @ Rs. 31,500 (plus HRA as applicable) per month for 1st and 2nd yr, and @ Rs. 35,000 (plus HRA as applicable) per month for 3rd, 4th, and 5th yr.). If you are interested to pursue PhD then send your CV by a email at vbhatia at iiti dot ac dot in. Candidates interested to pursue PhD, especially with CSIR/UGC JRF or DST INSPIRE fellowship are strongly encouraged to apply asap. Last date for current round is 23rd March, 2019. PhD Selections for this round are on 23rd May, 2019 in POD Building as in the advertisement. The selections may continue till 24th May, 2019. Please fill online application at click here for advertisement . If you are interested to work under 5G initiative then Apply Now. If you are interested to pursue Post DocPost-Doc then send your detailed CV by email at vbhatia at iiti dot ac dot in. Please note NO TA/DA will be paid for PhD or Post-Doc selections.

Education

Ph.D. (Thesis: Distribution Dependent Adaptive Learning), IDCOM, The University of Edinburgh, 2005.


M. Tech. (Signal Processing), NSIT, Delhi, 2001.

Work Experience

Dr. Vimal Bhatia has over 12 years of industrial experience. Prior to joining IIT-I, Vimal has been working on 4G data networks. From March 2008 till June 2011, he has been working in the UK on video transcoding for file based digital broadcasting for clients including HBO, Sony Pictures, SWR, Accenture, Prime Focus, Warner Brothers. From Sept 2007 till March 2008, he has been working with AudioSoft, UK on voice analytics for the UK and International Defence and Law Enforcement Agencies. During Jan 2006 – August 2007, he has been working with Digital Theater Systems, UK on multichannel audio processing for home and in-car entertainment system for customers worldwide (including Playstations and Blue-ray disks). He has worked on speech and channel coding at Hughes Software Systems, Gurgaon from Jan 2001 till Oct 2002. From Sept 1996 till August 1999 he has worked with C-DOT, Delhi on SDH standard and various test and measurement instruments for communication industry.

"The only source of knowledge is experience."

- Albert Einstein

Research Group

The Signals and Software Group (SaSg) at IIT Indore is involved in cutting edge research and development in areas of wireless communication including communication channel estimation, equalization, and performance measurements of communication systems in high interference environment. The algorithms and techniques developed are applicable for SISO, MIMO, and various modulation techniques like OFDM, CDMA and others. The group has National Instruments USRPs, Ettus B210, FPGA kits, LabView and SystemVue Software. The group is also involved in general software based applications and product development. The group has interests in audio and video signal processing for improvement of QoS, Perception, Analytics, Surveillance and efficient implementations.
The group is also working closely with various organizations including Defence establishment like Military College of Telecommunication Engineering, and commercial establishments.


Current broader research areas include:

  • Cutting edge research in wireless communication
  • Channel estimation and equalization
  • Performance analysis
  • Algorithm and solution development
  • OFDM, CDMA, SISO, MIMO, WLAN, Co-operative and Relay Networks, Cognitive Radio
  • Software implementations

PhD completed from the group

  • Manish Mandloi Rangeet Mitra Nagendra Kumar Sanjeev Sharma

Researchers

  • Manish Mandloi (M. E. IISc) Rangeet Mitra (M. Tech. IITG) Nagendra Kumar (M. Tech. JUET) Sidharth Shukla (M. Tech. IITR) Abhijeet Bishnu (M. Tech. SGSITS) Sanjeev Sharma (M. Tech. IITG)
  • Azahar Hussain Mohammed (Post M. Tech. joined Qualcomm - off campus placement)
  • Upama Vyas (Senior Research Fellow)

If you are interested in pursing PhD with me, please send direct email at vbhatia at iiti dot ac dot in I also have an interest in applied research and development in Mobile Apps, Internet of Things, High Performance Coding, Cloud Computing with applications to Healthcare, Broadcasting, Telecommunications and Surveillance Systems.

"Research is creating new knowledge."

- Neil Armstrong

Publications


  • P. Sheik, P. Singya and V. Bhatia, “On Impact of Imperfect CSI over Hexagonal QAM for TAS/MRC-MIMO Cooperative Relay Network”, IEEE Communications Letters, 2019 (Accepted)
  • S. Jain, R. Mitra and V. Bhatia, “KLMS-DFE based Adaptive Post-Distorter for Visible Light Communication”, Elsevier Optics Communications, 2019 (Accepted)
  • S. Krishnendu, B. N. Bharath and V. Bhatia, “Cache Enabled Cellular Network: Algorithm for Cache Placement and Guarantees”, IEEE Wireless Communications Letters, 2019 (Accepted)
  • A. Datta, M. Mandloi and V. Bhatia, “Reliability Feedback Aided Low-Complexity Detection in Uplink Massive MIMO Systems”, Wiley International Journal of Communication, 2019 (Accepted)
  • P. Sheik, P. Singya and V. Bhatia, “Performance Analysis of QAM Schemes for Non-regenerative Cooperative MIMO Network with Transmit Antenna Selection”, Elsevier AEU International Journal of Electronics and Communications, 2019 (Accepted)
  • P. Singya, N. Kumar, V. Bhatia and M.-S. Alouini, “On Performance of Hexagonal, Cross and Rectangular QAM for Multi-relay Systems”, IEEE Access, 2019 (Accepted)
  • S. Sharma, K. Deka, V. Bhatia and A. Gupta, “Joint Power-domain and SCMA-based NOMA System for Downlink in 5G and Beyond”, IEEE Communications Letters, 2019 (Accepted)
  • A. Agrawal, V. Bhatia and S. Prakash, “Network and Risk Modeling for Disaster Survivability Analysis of Backbone Optical Communication Networks”, IEEE/OSA Journal of Lightwave Technology, 2019 (Accepted)
  • S. Sharma, V. Bhatia, K. Deka and A. Gupta, “Sparsity-based Monobit UWB Receiver Under Impulse Noise Environment”, IEEE Wireless Communications Letters, 2019 (Accepted)
  • R. Mitra, F. Miramirkhani, V. Bhatia and M. Uysal, “Mixture-kernel Based Post-distortion in RKHS for Time-varying VLC Channels”, IEEE Transactions on Vehicular Technology, 2018 (Accepted)
  • A. Chatterjee, P. Thakur, V. Bhatia and S. Prakash, “Ear Biometrics Recognition Using Laser Biospeckled Fringe Projection Profilometry”, Elsevier Optics and Lasers in Engineering, 2018 (Accepted)
  • R. Mitra and V. Bhatia, “Minimum Error Entropy Criterion Based Channel Estimation for Massive-MIMO in VLC”, IEEE Transactions on Vehicular Technology, 2018 (Accepted)
  • S. Sharma, A. Gupta and V. Bhatia, “Compressed Sensing based UWB Receiver using Signal-Matched Sparse Measurement Matrix”, IEEE Transactions on Vehicular Technology, 2018 (Accepted)
  • A. Bishnu and V. Bhatia, “Convergence Analysis of Zero Attracting Natural Gradient Non-Parametric Maximum Likelihood Algorithm”, IEEE Transactions on Circuits and Systems II: Express Briefs, 2018 (Accepted)
  • S. Sharma, A. Gupta and V. Bhatia, “Joint Symbol and ToA Estimation for Iterative Transmitted Reference Pulse Cluster UWB System”, IEEE Systems Journal, 2018 (Accepted)
  • P. Swami, V. Bhatia, S. Vuppala and T. Ratnarajah, “A Cooperation Scheme for User Fairness and Performance Enhancement in NOMA-HCN”, IEEE Transactions on Vehicular Technology, 2018 (Accepted)
  • S. Sharma, V. Bhatia and A. K. Mishra, “Effects of Impulsive RFI on Wireless Consumer Electronic Devices”, IEEE Consumer Electronics Magazine, 2018 (Accepted)
  • A. Datta and V. Bhatia, “A near Maximum likelihood performance modified firefly algorithm for large MIMO detection”, Elsevier Swarm and Evolutionary Computation, 2018 (Accepted) (Impact Factor: 3.8)
  • U. K. Singh, R. Mitra, V. Bhatia and A. K. Mishra, “Kernel LMS based Estimation Techniques for Radar Systems”, IEEE Transactions on Aerospace and Electronic Systems, 2018 (Accepted)
  • P. Swami, V. Bhatia, S. Vuppala and T. Ratnarajah, “On User Offloading in NOMA-HetNet Using Repulsive Point Process”, IEEE Systems Journal, 2018 (Accepted) (Impact Factor: 4.33)
  • A. Bishnu and V. Bhatia, “Receiver for IEEE 802.11ah in Interference Limited Environments”, IEEE Internet of Things Journal, 2018 (Accepted) (Impact Factor: 5.86)
  • A. Datta, V. Bhatia, J. Noll and S. Dixit, “Bridging the Digital Divide for the Elderly and Socially Disadvantaged”, IEEE Consumer Electronics Magazine, 2018 (Accepted)
  • S. Jain, R. Mitra and V. Bhatia, “Adaptive Precoding Based Detection Algorithm for Massive MIMO Visible Light Communication”, IEEE Communications Letters, 2018 (Accepted)
  • P. Singya, N. Kumar, F. Khan and V. Bhatia, “Performance Analysis of OFDM Based 3-hop AF Relaying Network over Mixed Rician/Rayleigh Fading Channels”, Elsevier AEU International Journal of Electronics and Communications, 2018 (Accepted)
  • S. Sharma, A. Gupta and V. Bhatia, “IR-UWB Sensor Network using Massive MIMO Decision Fusion: Design and Performance Analysis”, IEEE Sensors Journal, 2018 (Accepted)
  • A. Chatterjee, P. Thakur, V. Bhatia and S. Prakash, “A Low-cost Optical Sensor for Secured Anti-spoof Touchless Palmprint Biometry”, IEEE Sensors Letters, 2018 (Accepted)
  • A. Bishnu and V. Bhatia, “Grassmann Manifold based Spectrum Sensing for TV White Spaces”, IEEE Transactions on Cognitive Communications and Networking, 2018 (Accepted)
  • S. Rana, J. Dhanotia, V. Bhatia and S. Prakash, “Automated collimation testing by determining the statistical correlation coefficient of Talbot self-images”, Applied Optics, 2018 (Accepted)
  • A. Bishnu and V. Bhatia, “LogDet Covariance Based Spectrum Sensing under Colored Noise”, IEEE Transactions on Vehicular Technology, 2018 (Accepted)
  • S. Sharma, A. Gupta and V. Bhatia, “Impulse Noise Mitigation in IR-UWB Communication using Signal Cluster Sparsity”, IEEE Communications Letters, 2017 (Accepted)
  • N. Kumar and V. Bhatia, “Performance Evaluation of QAM Schemes for Multiple AF Relay Network Under Rayleigh Fading Channels”, Springer Wireless Personal Communications, 2017 (Accepted)
  • A. Bishnu and V. Bhatia, “An IEEE 802.22 Transceiver Framework and its Performance Analysis on Software Defined Radio for TV White Space”, Springer Telecommunication Systems, 2017 (Accepted)
  • S. Sharma, A. Gupta and V. Bhatia, “Noncoherent IR-UWB Receiver using Massive Antenna Arrays for Wireless Sensor Networks”, IEEE Sensors Letters, 2017 (Accepted)
  • P. Singya, N. Kumar and V. Bhatia, “Impact of Imperfect CSI on ASER of Hexagonal and Rectangular QAM for AF Relaying Network”, IEEE Communications Letters, 2017 (Accepted)
  • A. Agrawal, V. Bhatia and S. Prakash, “Spectrum efficient distance-adaptive paths for fixed and fixed-alternate routing in elastic optical networks”, Elsevier Optical Fiber Technology, 2017 (Accepted, included in Most Downloaded Article Jan 2018)
  • M. Mandloi and V. Bhatia, “Modified Multiple Feedback QR aided Successive Interference Cancellation Algorithm for Large MIMO Detection”, Springer Wireless Personal Communications, 2017 (Accepted)
  • J. Dhanotia, A. Chatterjee, V. Bhatia and S. Prakash, “A simple low cost latent fingerprint sensor based on deflectometry and WFT analysis”, Optics and Laser Technology, 2017 (Accepted)
  • N. Kumar, P. Singya and V. Bhatia, “ASER Analysis of Hexagonal and Rectangular QAM Schemes in Multiple Relay Networks”, IEEE Transactions on Vehicular Technology, 2017 (Accepted)
  • A. Bishnu and V. Bhatia, “Sparse Channel Estimation for Interference Limited OFDM Systems and its Convergence Analysis”, IEEE Access, 2017 (Accepted)
  • R. Mitra and V. Bhatia, “Precoded Chebyshev-NLMS based pre-distorter for nonlinear LED compensation in NOMA-VLC”, IEEE Transactions on Communications, 2017 (Accepted)
  • S. Shukla and V. Bhatia, “Packet Scheduling Algorithm in LTE/ LTE-Advanced based Cellular Networks”, DSJ, 2017 (Accepted)
  • P. Singya, N. Kumar and V. Bhatia, “Performance Analysis of AF OFDM System using Multiple Relay in presence of Nonlinear-PA over i.n.i.d. Nakagami-m Fading”, Wiley International Journal of Communication, 2017 (Accepted)
  • R. Mitra and V. Bhatia, “Low complexity post-distorter for visible light communications”, IEEE Communications Letters, 2017 (Accepted)
  • J. Dhanotia, R. Disawal, V. Bhatia and S. Prakash, “Improved accuracy in slope measurement and defect detection using Fourier fringe analysis”, Optik, 2017 (Accepted)
  • A. Chatterjee, V. Bhatia and S. Prakash, “Anti-spoof touchless 3D fingerprint recognition system using single shot fringe projection and biospeckle analysis”, Optics and Lasers in Engineering, 2017 (Accepted)
  • M. Mandloi and V. Bhatia, “Error Recovery Based Low-Complexity Detection for Uplink Massive MIMO systems”, IEEE Wireless Communications Letters, 2017 (Accepted)
  • A. Bishnu and V. Bhatia, “Iterative Time-Domain Based Sparse Channel Estimation for IEEE 802.22”, IEEE Wireless Communications Letters, 2017 (Accepted)
  • P. Singya, N. Kumar and V. Bhatia, “Mitigating NLD for Wireless Networks: Effect of Nonlinear Power Amplifiers on Future Wireless Communication Networks”, IEEE Microwave Magazine, 2017 (Accepted)
  • J. Dhanotia, V. Bhatia and S. Prakash, “Collimation testing using deflectometry in conjunction with WFT analysis”, Applied Optics, 2017 (Accepted)
  • A. Agrawal, U. Vyas, V. Bhatia and S. Prakash, “SLA-aware differentiated QoS in elastic optical networks”, Optical Fiber Technology, 2017 (included in most downloaded articles, May 2017 and 4th in Top Social Media Articles Elsevier 2017)
  • R. Mitra and V. Bhatia, “Kernel based parallel multi-user detector for massive-MIMO”, Elsevier Computers and Electrical Engineering, 2017 (Accepted)
  • N. Kumar, P. Singya and V. Bhatia, “Performance Analysis of OFDM Based Cooperative Amplify-and-Forward Networks with Nonlinear Power Amplifier over i.n.i.d. Nakagami-m Fading Channels”, IET Communications, 2017 (Accepted)
  • S. Shukla and V. Bhatia, “Packet Scheduling Algorithm in LTE/ LTE-Advanced based Cellular Networks”, IETE Technical Review, 2017 (Accepted)
  • S. Sharma, and V. Bhatia, “UWB Pulse Design Using Constraint Convex Sets Method”, Wiley International Journal of Communication, 2017 (Accepted)
  • M. Mandloi, M. A. Hussian and V. Bhatia, “Improved Multiple Feedback Successive Interference Cancellation Algorithms for Near-Optimal MIMO Detection”, Springer Telecommunication Systems, 2016 (Accepted)
  • R. Mitra and V. Bhatia, “Unsupervised Multi-Stage Clustering based Hammerstein post-distortion for VLC”, IEEE Photonics Journal, 2016 (Accepted)
  • N. Kumar, S. Sharma and V. Bhatia, “Performance Analysis of OFDM-Based Nonlinear AF Multiple-Relay Systems”, IEEE Wireless Communications Letters, 2016 (Accepted)
  • M. Mandloi and V. Bhatia, “Low-Complexity Near-Optimal Iterative Sequential Detection for Uplink Massive MIMO systems”, IEEE Communications Letters, 2016 (Accepted)
  • S. Sharma, A. Gupta and V. Bhatia, “Sparsity Based Narrowband Interference Mitigation in UWB Communication for 5G and Beyond”, Elsevier Computers and Electrical Engineering, 2016 (Accepted)
  • N. Kumar, V. Bhatia and D. Dixit, “Performance Analysis of QAM in Amplify-and-Forward Cooperative Communication Networks over Rayleigh Fading Channels”, Elsevier International Journal of Electronics and Communications, 2016 (Accepted)
  • R. Mitra and V. Bhatia, “Finite Dictionary Techniques for MSER Equalization in RKHS”, Springer Signal, Image and Video Processing, 2016 (Accepted)
  • M. Mandloi, M. A. Hussian and V. Bhatia, “Improved Multiple Feedback Successive Interference Cancellation Algorithms for Near-Optimal MIMO Detection”, IET Communications, 2016 (Accepted)
  • S. Shukla and V. Bhatia, “Traffic Grooming in PCE Based Architecture combined with RWA utilizing Dynamic Fiber State Information”, IETE Technical Review, 2016 (Accepted)
  • N. Kumar and V. Bhatia, “Exact ASER Analysis of Rectangular QAM in Two-Way Relaying Networks over Nakagami-m Fading Channels”, IEEE Wireless Communications Letters, 2016 (Accepted)
  • S. Sharma, A. Gupta and V. Bhatia, “A New Sparse Signal-Matched Measurement Matrix for Compressive Sensing in UWB Communication”, IEEE Access, 2016 (Accepted)
  • R. Mitra and V. Bhatia, “Adaptive Sparse Dictionary Based Kernel Minimum Symbol Error Rate Post-Distortion for Nonlinear LEDs in Visible Light Communications”, IEEE Photonics Journal, 2016 (13th most downloaded paper, July 2016)
  • J. Dhanotia, S. Prakash, V. Bhatia and S. Prakash, “Fingerprint detection and mapping using phase shifted coherent gradient sensing technique”, Applied Optics (Accepted), 2016
  • N. Kumar and V. Bhatia, “Performance Analysis of OFDM Based AF Cooperative Systems in Selection Combining Receiver over Nakagami-m Fading Channels with Nonlinear Power Amplifier”, Wiley International Journal of Communication Systems (Accepted), 2016
  • N. Kumar and V. Bhatia, “Outage Probability and Average Channel Capacity of Amplify-and-Forward in Conventional Cooperative Communication Networks over Rayleigh Fading Channels”, Wireless Personal Communications, 2016
  • R. Mitra and V. Bhatia, “Chebyshev polynomial based adaptive predistorter for nonlinear LED compensation in VLC”, IEEE Photonics Technology Letters, 2016 (included in the top 11 most downloaded articles, April, 2016)
  • M. Mandloi and V. Bhatia, “A low-complexity hybrid algorithm based on particle swarm and ant colony optimization for large-MIMO detection”, Elsevier Jr. on Expert Systems With Applications, 2015
  • V. S. Tomar and V. Bhatia, “Low Cost and Power Software Defined Radio using Raspberry Pi for Disaster Effected Regions”, Elsevier Journal on Procedia Computer Science (Accepted), 2015
  • N. Kumar and V. Bhatia, “Performance Analysis of Amplify-and-Forward Cooperative Networks with Best-Relay Selection Over Weibull Fading Channels”, Wireless Personal Communications (Accepted), 2015
  • M. Mandloi and V. Bhatia, “Congestion Control based Ant Colony Optimization Algorithm for Large MIMO Detection”, Elsevier Jr. on Expert Systems With Applications, 2015
  • R. Mitra and V. Bhatia, “Improved multi-stage clustering-based blind equalisation in interference-limited CDMA environments”, Electronics Letters, vol. 50, no. 14, pp. 1027-1029, July 2014
  • V. Bhatia, B. Mulgrew and D. D. Falconer, “Non-parametric Maximum Likelihood Channel Estimator and Equalizer for OFDM in high interference”, Proc. of IET Communications, vol. 1, no. 4, pp. 647-654, Aug. 2007., Citations: 3
  • V. Bhatia and B. Mulgrew, “Non-parametric Maximum Likelihood Channel Estimator for Gaussian Mixture Noise”, Elsevier Jr. for Signal Processing, vol. 87, no. 11, pp. 2569-2586, Apr. 2007, Citations: 46
  • V. Bhatia, B. Mulgrew and A. T. Georgialidis, “Stochastic Gradient Algorithms for Equalisation in Alpha Stable Noise”, Elsevier Jr. for Signal Processing, vol. 86, no. 4, pp. 835-845, Apr. 2006, Citations: 2
  • V. Bhatia, “Echo-canceller- an Application of Adaptive Signal Processing”, IETE Journal of Education, vol. 42, no. 1-4, pp. 25-28, Dec. 2001.
  • P. Swami, M. K. Mishra, V. Bhatia and T. Ratnarajah, “Outage Probability of Ultra High Frequency and Millimeter Wave Based HetNets with NOMA”, IEEE ISWCS, 2019
  • S. Sharma, V. Bhatia, A. Gupta and K. Deka, “Design of Sub-Nyquist Receiver for Sparse and Localized UWB Signals”, IEEE ISWCS, 2019
  • S. Jain, R. Mitra and V. Bhatia, “Multivariate-KLMS Based Post-Distorter for Nonlinear RGB-LEDs for Color-Shift Keying VLC”, IEEE PMIRC, 2019
  • M. S. Thakur, S. Jain, S. Sharma and V. Bhatia, “Nonlinear Receiver for Diffusion-Based Molecular Communications”, IEEE PMIRC, 2019
  • A. Datta, M. Mandloi and V. Bhatia, “Error Refinement Based Iterative Line Search for Symbol Detection in Uplink Massive MIMO”, IEEE PMIRC, 2019
  • A. Agrawal, S. Jain, V. Bhatia and S. Prakash, “Crosstalk Mitigation in Long-reach Multicore Fiber Communication Systems Using RKHS Based Nonlinear Equalization”, 23rd IEEE ONDM, Greece, 2019.
  • A. Agrawal, V. Bhatia and S. Prakash, “Topology and Failure Modeling for Optical Network Resilience Analysis Against Earthquakes”, 23rd IEEE ONDM, Greece, 2019.
  • A. Agrawal, V. Bhatia and S. Prakash, “Core Arrangement Based Spectrum-Efficient Path Selection in Core-Continuity Constrained SS-FONs”, 23rd IEEE ONDM, Greece, 2019.
  • J. Dhanotia, V. Bhatia and S. Prakash, "Measurement of Linear Thermal Expansion Coefficient using Coherent Gradient Sensing", OPTRONIX, 2019
  • J. Dhanotia, V. Bhatia and S. Prakash, "Air Flow Mapping and Profiling using Talbot Interferometry and Fourier Fringe Analysis", OPTRONIX, 2019
  • K. K. Garg, P. K. Singya and V. Bhatia, "ASER Analysis of General Order Rectangular QAM for Dual-Hop NLOS UV Communication System", National Conference on Communication (NCC), IISc, 2019
  • A. Bishnu and V. Bhatia, “Impact of Primary User Duty Cycle on LogDet Covariance Based Spectrum Sensing under Colored Noise”, URSI Asia Pacific Radio Science Conference (Invited paper), 2019
  • S. Sharma and V. Bhatia, “Distributed Detection over Wireless Sensor Networks using Sparse Active Sensors Estimation”, URSI Asia Pacific Radio Science Conference (Invited paper), 2019
  • S. Jain, R. Mitra and V. Bhatia, “Kernel Adaptive Filtering Based on Maximum Versoria Criterion”, IEEE ANTS, 2018
  • M. S. Thakur, S. Sharma and V. Bhatia, “Noncoherent Detection for Dynamic Transmitter and Receiver in Molecular Communication”, IEEE ANTS, 2018
  • U. K. Singh, R. Mitra and V. Bhatia, “Low-Complexity Complex KLMS based Non-linear Estimators for OFDM Radar System”, IEEE ANTS, 2018
  • A. Bishnu and V. Bhatia, “Algorithmic Compiler based FPGA Implementation of Iterative Time-Domain Algorithm for Sparse Channel Estimation”, IEEE ANTS, 2018
  • A. Bishnu, S. K. Das, M. Soni and V. Bhatia, “Comparative Analysis of Low Cost Photodetectors for Visible Light Communication”, IEEE ANTS, 2018
  • K. K. Garg, P. K. Singya and V. Bhatia, “Performance Analysis of AF Relayed NLOS UV Communication Over Turbulent Channel”, IEEE ANTS, 2018
  • A. Datta, M. Mandloi and V. Bhatia, “Hybrid Pseudo-stationary Iterative Detection Algorithm for Uplink Massive MIMO System”, IEEE ANTS, 2018
  • P. Swami, V. Bhatia, S. Vuppala and T. Ratnarajah, “Performance Analysis of Offloading in NOMA-HetNets using Imperfect CSI”, IEEE ANTS, 2018
  • J. Dhanotia, V. Bhatia and S. Prakash, “Silency Detection and Vibration Mapping of Liquid Surface Using Moiré Deflectometry and Correlation Analysis”, PHOTONICS-2018, IIT-Delhi
  • A. Chatterjee, J. Dhanotia, V. Bhatia and S. Prakash, “Alternative Co-occurrence Based Bio-Speckle Analysis and Its Application in Adhesive Drying Characterization”, PHOTONICS-2018, IIT-Delhi
  • P. Singh, A. Chatterjee, V. Bhatia and S. Prakash, “A mobile phone based low cost biospeckle analysis tool for real time applications”, PHOTONICS-2018, IIT-Delhi
  • P. Singh, A. Chatterjee, V. Bhatia and S. Prakash, “Investigating the effect of salinity on seed germination using laser biospeckle analysis”, PHOTONICS-2018, IIT-Delhi
  • A. Chatterjee, P. Singh, V. Bhatia and S. Prakash, “Comparative Analysis of Numerical Biospeckle Techniques using Fixed Correlation based Statistical Dynamic Speckle Model”, PHOTONICS-2018, IIT-Delhi
  • A. Chatterjee, P. Singh, V. Bhatia and S. Prakash, “Application of random temporal indexing based laser biospeckle analysis for blood thrombocyte characterization”, PHOTONICS-2018, IIT-Delhi
  • J. Dhanotia, S. Bande, V. Bhatia and S. Prakash, “Profiling and imaging of RBC using coherent gradient sensing and Fourier fringe analysis”, International Conference on Computational Mathematics in Nanoelectronics and Astrophysics (CMNA-2018), IIT-Indore
  • J. Dhanotia, V. Bhatia and S. Prakash, “Temperature measurement of gaseous flame using CGS and Fourier fringe analysis”, International Conference on Computational Mathematics in Nanoelectronics and Astrophysics (CMNA-2018), IIT-Indore
  • S. Bande, J. Dhanotia, V. Bhatia and S. Prakash, “Mean square error based detection of focal length position”, International Conference on Computational Mathematics in Nanoelectronics and Astrophysics (CMNA-2018), IIT-Indore
  • A. Chatterjee, P. Singh, V. Bhatia and S. Prakash, “Automated fast anti-spoof biometry using random temporal history and numerical indexing based biospeckle analysis”, International Conference on Computational Mathematics in Nanoelectronics and Astrophysics (CMNA-2018), IIT-Indore
  • P. Singh, A. Chatterjee, V. Bhatia and S. Prakash, “Viability Assessment of Kidney Bean Seed (Phaseolus Vulgaris sp.) Using Robust Biospeckle Indexing Technique”, International Conference on Computational Mathematics in Nanoelectronics and Astrophysics (CMNA-2018), IIT-Indore
  • P. K. Singya, N. Kumar and V. Bhatia, “Performance Analysis of Opportunistic Two-Way 3P-ANC Multi-Relay System with Imperfect CSI and NLPA”, IEEE Globecom 2018, UAE
  • S. Sharma, K. Deka, V. Bhatia and A. Gupta, “CMA Codebook Based on Optimization of Mutual Information and Shaping Gain”, IEEE Globecom 2018, UAE
  • P. Swami, V. Bhatia, S. Vuppala and T. Ratnarajah, “Joint Optimization of Power Allocation and Channel Ratio for offloading in NOMA-HetNets”, IEEE Globecom 2018, UAE
  • S. Sharma, A. Bishnu, V. Bhatia and A. Gupta, “Improved Noncoherent Receiver for Joint Range and Symbol Estimation”, SPCOM, IISc, 2018.
  • M. Thakur, and V. Bhatia, “Performance Analysis of Flow Assisted Diffusion based Molecular Communication for D-MoSK”, IEEE 87th Vehicular Technology Conference, Portugal, 2018.
  • A. Datta, and V. Bhatia, “Mutation based Bee Colony Optimization Algorithm for near-ML Detection in GSM-MIMO”, Springer ICSC-2018, Delhi, 2018.
  • R. Mitra, and V. Bhatia, “Precoding technique for ill-conditioned massive MIMO-VLC system”, IEEE 87th Vehicular Technology Conference, Portugal, 2018.
  • S. Sharma, V. Bhatia and A. Gupta, “An Iterative Transmitted Reference UWB Receiver for Joint ToA and Data Symbols Estimation”, IEEE ICC, US, 2018.
  • A. Chatterjee, J. Dhanotia, V. Bhatia and S. Prakash, “Hilbert transform based phase extraction algorithm for fringe projection profilometry”, IEEE ICMAP, 2018.
  • A. Chatterjee, J. Dhanotia, V. Bhatia and S. Prakash, “Virtual optical encryption using phase shifted digital holography and RSA algorithm”, IEEE ICMAP, 2018.
  • J. Dhanotia, A. Chatterjee, S. Prakash and V. Bhatia, “Comparison of 3D sensing algorithms for single shot fringe projection profilometry”, IEEE ICMAP, 2018.
  • A. Chatterjee, J. Dhanotia, V. Bhatia and S. Prakash, “Optical Image Encryption using Fringe Projection Profilometry, Fourier Fringe Analysis, and RSA Algorithm”, IEEE INDICON, 2017.
  • A. Chatterjee, J. Dhanotia, V. Bhatia and S. Prakash, “Comparative Analysis of Single and Multistep Interferogram Processing Techniques”, IEEE INDICON, 2017.
  • A. Datta and V. Bhatia, “Social Spider Optimizer Based Large MIMO Detector”, IEEE ANTS, 2017.
  • A. Agrawal, P. Sharma, V. Bhatia and S. Prakash, “Survivability Enhancement of Backbone Optical Networks Leveraging Seismic Zone Information”, IEEE ANTS, 2017.
  • P. Swami, V. Bhatia, S. Vuppala and T. Ratnarajah, “Outage Analysis of NOMA-HCN Using Repulsive Point Process”, IEEE Globecom 2017, Singapore, 2017.
  • S. Sharma, A. Gupta and V. Bhatia, “Joint Estimation of ToA and Data Symbols in UWB Communication in Presence of Impulsive Interference”, IEEE Globecom 2017, Singapore, 2017.
  • A. Bishnu and V. Bhatia, “A Zero Attracting Natural Gradient Non-Parametric Maximum Likelihood for Sparse Channel Estimation”, IEEE Globecom 2017, Singapore, 2017.
  • P. Shaik, A. Bishnu and V. Bhatia, “Performance Comparison of Space Frequency Block Codes and Maximum Ratio Receiver Combining in the presence of Co-Channel Interference for LTE”, Conference on Information and Communication Technology, India, 2017.
  • A. Datta and V. Bhatia, “A Robust MIMO Detection Algorithm using Gravitationally Co-ordinated Swarm”, Conference on Information and Communication Technology, India, 2017.
  • A. Chatterjee, J. Dhanotia, V. Bhatia and S. Prakash, "Performance Estimation of Numerical Biospeckle Indexing Techniques Using Rotating Diffuser Based Fixed Correlation Modelling", IEEE CERA-2017, IIT Roorkee, 2017.
  • A. Chatterjee, R. Disawal, J. Dhanotia, V. Bhatia and S. Prakash, "Simultaneous Measurement of Thickness and Refractive Index Using Wedge Plate Lateral Shearing Interferometry and Fourier Transform Method", IEEE CERA-2017, IIT Roorkee, 2017.
  • A. Chatterjee, J. Dhanotia, V. Bhatia and S. Prakash, "Non-Destructive 3D Profiling of Orthopaedic Titanium Bone Plate Using Fringe Projection Profilometry and Fourier Transform Analysis", IEEE CERA-2017, IIT Roorkee, 2017.
  • A. Datta and V. Bhatia, “A near-ML Performance Hybrid Dijkstra and Firefly algorithm for Large MIMO Detection”, 8th ICCCNT, IIT Delhi, 2017.
  • S. Parvez, A. Bishnu and V. Bhatia, "Performance comparison of space frequency block codes and maximum ratio receiver combining in the presence of co-channel interference for LTE", 2017 CICT, IIIT Gwalior, 2017.
  • U. Singh, V. Bhatia and A. K. Mishra, “Delay and Doppler shift Estimation for non-Constant Envelope Modulation in OFDM-RADAR System”, RADAR, UK, 2017.
  • U. Singh, R. Mitra, V. Bhatia and A. K. Mishra, “Target Range Estimation in OFDM-Radar System via Kernel Least Mean Square Technique”, RADAR, UK, 2017.
  • P. Swami, V. Bhatia, S. Vuppala and T. Ratnarajah, “User Fairness and Performance Enhancement for Cell Edge User in NOMA-HCN with Offloading”, IEEE 85th Vehicular Technology Conference, Australia, 2017.
  • P. Singya, N. Kumar, V. Bhatia and F. A. Khan, “Outage Probability Analysis of Shared UE-side Distributed Antenna System based Cooperative AF Relaying Network for 5G Systems”, IEEE 85th Vehicular Technology Conference, Australia, 2017.
  • N. Kumar, P. Singya and V. Bhatia, “ASER Analysis of Rectangular QAM with SC Receiver in OFDM-Based Nonlinear AF Relay Network Over Nakagami-m Fading”, IEEE 85th Vehicular Technology Conference, Australia, 2017.
  • S. Sharma, V. Bhatia and A. Gupta, “A Simple Modified Peak Detection Based UWB Receiver for WSN and IoT Applications”, IEEE 85th Vehicular Technology Conference, Australia, 2017.
  • S. Sharma, V. Bhatia and A. Gupta, “A Non-coherent UWB Receiver Using Signal Cluster Sparsity”, National Conference on Communications (NCC), 2017.
  • U. Singh, V. Bhatia and A. K. Mishra, “Multiple Target Detection and Estimation of range and Doppler for OFDM-RADAR system”, IEEE SPIN, 2017.
  • M. Mandloi and V. Bhatia, “Layered Gibbs Sampling Algorithm For Near-Optimal Detection in Large-MIMO Systems”, IEEE Wireless Communications and Networking Conference (WCNC), USA, 2017.
  • A. Agrawal, V. Bhatia and S. Prakash, “A Novel Spectrum Allocation Scheme for Differentiated Survivability Supported Elastic Optical Networks”, OSA PHOTONICS, 2016.
  • U. Vyas, V. Bhatia and S. Prakash, “Network Planning Using Scheduling and Splitting in Elastic Optical Networks”, OSA PHOTONICS, 2016. (Best Paper Award)
  • M. Mandloi, M. Hussain, and V. Bhatia, “Ordered Multi-Branch Processing for Successive Interference Cancellation based MIMO Detection”, IEEE ANTS, 2016.
  • S. Sharma and V. Bhatia, “Performance Analysis of Filtered PSM Signal Using Non-matched Receiver for UWB Communication”, IEEE ANTS, 2016.
  • P. Singya, N. Kumar, and V. Bhatia, “Performance Analysis of OFDM based Multiple Relay Cooperative AF System with Relay Selection and Nonlinear Power Amplifier”, IEEE ANTS, 2016.(Best Paper Award)
  • A. Chatterjee, J. Dhanotia, V. Bhatia, and S. Prakash, “Study of visual processing techniques for dynamic speckles: a comparative analysis”, ICLLT, 2016.
  • A. Chatterjee, J. Dhanotia, V. Bhatia, and S. Prakash, “Incorporation of histogram based non-normalized algorithm in subtraction average method for dynamic speckle analysis”, ICLLT, 2016.
  • J. Dhanotia, A. Chatterjee, V. Bhatia, and S. Prakash, “Defect detection and NDE of low-modulus PMMA material using mechanical loading and WFT analysis”, ICLLT, 2016.
  • A. Agrawal, V. Bhatia, and S. Prakash, “Revenue optimization in elastic optical networks using swarm intelligence”, ICLLT, 2016.
  • U. Vyas, V. Bhatia, and S. Prakash, “Resource provisioning for scheduled lightpath demands under spectrum convertible elastic optical networks”, ICLLT, 2016.
  • S. Sharma, V. Bhatia and A. Gupta, “Sparsity Based UWB Receiver Design in Additive Impulse Noise Channels”, IEEE Workshop on Signal Processing for Advances in Wireless Communications (SPAWC), 2016.
  • A. Bishnu and V. Bhatia, “Natural Gradient Non-Parametric Maximum Likelihood Algorithm for Sparse Channel Estimation in Non-Gaussian Noise”, IEEE International Conference on Signal Processing and Communications (SPCOM), 2016.
  • N. Kumar and V. Bhatia, “Outage Analysis of OFDM AF Relaying Systems Over Nakagami-m Fading Channels with Non-linear Power Amplifier”, IEEE Wireless Communications and Networking Conference (WCNC) 2016, Qatar.
  • J. Dhanotia, L. Bopche, V. Bhatia, and S. Prakash, “Quality Assessment of Medicinal Leaves Through Biospeckle Technique”, OPTRONIX, 2016.
  • J. Dhanotia, L. Bopche, V. Bhatia, and S. Prakash, “Fingerprint Detection and Analysis Using Talbot Interferometry”, OPTRONIX, 2016.
  • J. Dhanotia, L. Bopche, V. Bhatia, and S. Prakash, “Measurement of Surface Profile Using Moiré Deflectometry and Fourier Fringe Analysis”, OPTRONIX, 2016. (Best Poster Award)
  • J. Dhanotia, V. Bhatia, and S. Prakash, “Slope measurement of PMMA plates in transmission geometry using Moiré deflectometry”, International Conference on Advances in Metrology, 2016.
  • J. Dhanotia, V. Bhatia, and S. Prakash, “Measurement of contact angle and meniscus shape using Moiré deflectometry and Fourier fringe analysis”, International Conference on Advances in Metrology, 2016.
  • J. Dhanotia, V. Bhatia, and S. Prakash, “Measurement of Linear Thermal Expansion Coefficient of Metallic Bar Using Grating Shearing Interferometry”, International Conference on Advances in Metrology, 2016.
  • M. Mandloi, M. A. Hussain and V. Bhatia, “An Improved Multiple Feedback Successive Interference Cancellation Algorithm for MIMO Detection”, COMSNETS, 2016.
  • V. Sharswat, P. Godara, A. Bishnu and V. Bhatia, “Measurement and Identification of White Space using Low Cost SDR for Rural Wireless Broadband”, 5th International Conference on Wireless Communications, Vehicular Technology, Information Theory, Aerospace & Electronic Systems (Wireless VITAE 2015), Dec 2015, India.
  • A. Bishnu and V. Bhatia, “On Performance Analysis of IEEE 802.22 (PHY) for COST-207 Channel Models”, IEEE CSCN 2015, Oct 2015, Japan.
  • R. Mitra, N. Kumar and V. Bhatia, “A hybrid MBER-IMSC based blind equalisation scheme in Amplify and Forward relay protocol in Rayleigh Fading Environments”, IEEE IBSS 2015, Sept 2015, India.
  • R. Mitra and V. Bhatia, “Normalised multi-stage clustering equaliser for underwater acoustic channels”, IEEE SSPD 2015, Sept 2015, UK.
  • N. Kumar and V. Bhatia, “Outage Analysis of OFDM based AF Cooperative Systems in Selection Combining Receiver over Nakagami-m fading channels with Nonlinear Power Amplifier”, IEEE SSPD 2015, Sept 2015, UK.
  • S. Shukla and V. Bhatia, “Traffic Scheduling Algorithm for Wireless Mesh Networks based Defense Networks Incorporating Centralized Scheduling Architecture”, IEEE SSPD 2015, Sept 2015, UK.
  • M. Mandloi and V. Bhatia, “Multiple Stage Ant Colony Optimization Algorithm for Near-Optimal Large-MIMO Detection”, EUSIPCO 2015, Sept 2015, France.
  • R. Mitra and V. Bhatia, “A Kernel Based Technique for MSER Equalisation for non-linear channels”, EUSIPCO 2015, Sept 2015, France.
  • S. Sharma, A. Sharma and V. Bhatia, “Performance of Pulse Position Modulation Using Various UWB Pulses”, IEEE International Advance Computing Conference (IEEE ACC), June 2015, India.
  • N. Kumar and V. Bhatia, “Analysis of Symbol Error Rate for Amplify-and-Forward Networks with Best-Relay Selection over Weibull Fading Channels”, International Conference on Signal Processing and Communication (IEEE ICSC) 2015, Mar 2015, India.
  • R. Mitra, N. Kumar and V. Bhatia, “Blind MBER Based Selection Diversity Combining in Amplify-and-Forward Relay Protocol in Rayleigh Fading Environments”, International Conference on Signal Processing and Communication (IEEE ICSC) 2015, Mar 2015, India.
  • M. Mandloi and V. Bhatia, “Ordered Iterative Successive Interference Cancellation Algorithm for Large MIMO Detection”, IEEE International Conference on Signal Processing, Informatics, Communication and Energy Systems (IEEE SPICES) 2015, Feb 2015, India.
  • M. Mandloi and V. Bhatia, “Opportunistic Interference Alignment in Cognitive Multi-User MIMO Relay Networks”, 8th IEEE International Conference on Advanced Networks and Telecommunication Systems (ANTS), Dec 2014, India.
  • S. Shukla and V. Bhatia, “Traffic Grooming Algorithm in GMPLS Architecture combined with RWA utilizing Dynamic Fiber State Information”, 11th IEEE India Conference INDICON 2014 Emerging Trends and Innovation in Technology, Dec 2014 (Best Paper Award), India.
  • R. Mitra and V. Bhatia, “Improved Multi-Stage Clustering Based Blind Equalisation in Distributed Environments”, 13th International Conference on Information Technology, Dec 2014, India. (Blind Review)
  • R. Mitra and V. Bhatia, “The Diffusion-KLM Algorithm”, 13th International Conference on Information Technology, Dec 2014, India. (Blind Review)
  • A. K. Mishra, R. Panigrahi and V. Bhatia, “FOPEN Capabilities of Commensal Radar”, International Radar Symposium (India), Dec 2013, page: IR20-IR25, Bangalore, India
  • V. Bhatia and B. Mulgrew, “NPML based range measure for localization in interference limited wireless sensor networks”, Cognitive Wireless Systems (UKIWCWS), Dec 2010, Pages 1-5, IIT- Delhi, India.
  • V. Bhatia, B. Mulgrew and D. D. Falconer, “Non-parametric ML Channel Estimator and Detector for OFDM”, Proc of EUSIPCO 2005, Sept 2005, Turkey.
  • Y. Gong, V. Bhatia, B. Mulgrew, and C. F. N. Cowan, “A Non-parametric ML Estimator with Unknown Channel Order”, Proc of EUSIPCO 2005, Turkey.
  • V. Bhatia and B. Mulgrew, “Error Whitening Non-parametric ML Channel Estimator”, IEEE Statistical Signal Processing-2005, July 2005, France.
  • V. Bhatia and B. Mulgrew, “A EM-based channel estimator in Non-Gaussian Noise”, Proc. of IEEE VTC Fall 2004, Los Angeles, US.
  • V. Bhatia, B. Mulgrew and A. T. Georgialidis, “Minimum BER Equaliser for Alpha-Stable Noise”, Proc. of EUSIPCO Sept-2004, Vienna, Austria.
  • V. Bhatia and B. Mulgrew, “Non-parametric Maximum Likelihood Channel Estimator in Non-Gaussian Noise”, Proc. Signal Proc. for Wireless Comm, Kings College, Jun 2004, London, UK.
  • V. Bhatia and B. Mulgrew, “A Minimum Error Entropy based channel estimator in Co-Channel Interference with Lower Bounds”, Proc. IEEE SPCOM 2004, Bangalore, India.
  • V. Bhatia, A. De, A. Gupta and S. Senger, “A Robust Phase-reversed Tone Detection using Bispectrum and DFT-based Algorithms”, 6th Int. Conf. on Signal Proc. (ICSP'02), China.
  • V. Bhatia, A. De, A. Gupta and S. Senger, “Tone Detection using Bispectrum and DFT-based Algorithms”, Proc. of NCC 2002, January 2002, India.
  • With V. S. Tomar, “Low Cost and Power Software Defined Radio using Raspberry Pi for Disaster Effected Regions”, 2015
  • With A. Tripathi and S. Jain, “D-Box for Saving Lives - In-Vehicle Emergency Device”, 2015
  • With Husian Haidery and Himanshu Dogra, Android App - Voice Recorder, 2015
  • With Sarthak Goyal, Digvijay Singh, Sharang Dev Kalsi, Android App - Calendar Manager, 2015
  • With Abhijeet Bishnu "IEEE 802.22 PHY on LabView and GNU Radio", 2015
  • With Abhijeet Bishnu, Download DTV recorded data for Research, 2017

"Lets work Together"

Open Positions

These are short 2-3 months internships for under-grads. If you are interested then send a email with subject “Summer Internship:(duration):(interest) or (prev. experience)”
These are at least 1-year long projects. If you are an under-grad student and can commit for atleast one year full-time (can be six-nine months full time and remaining with course work) project work, then you can contact me. If interested then send me a email with subject “UG Researcher:(interests):(programming languages)”, for example “UG Researcher:(MobileApp, Signal Processing):(Matlab/Java/C++/C)” OR If you have an idea or interests then too you can contact me.
These are typically 1-2 years projects. If you graduated from one of the top colleges in India or abroad or are simply bored with your current job and/or would like to build up a CV for applying abroad for higher studies, then you are welcome to apply. This requires longer commitment for at least a year to two. Since this is a full-time, you will be compensated based on qualifications and experience. These will be advertised on this and institute job opportunity website.
OR
If you have an idea or interests then too you can contact me bearing in mind that you must allow circa six-months for project feasibility and approvals. You can drop me email with subject “Research Assistant:(Area)”
These positions are typically between 3-5 years long, depending on research outcomes, prior qualification and experience. If you are/were amongst the top in your institute and you enjoy working hard, you like a challenge, and it makes you happy when you deliver, then PhD is right for you. You can look at Group's current research interests or are interested in allied areas then do not hesitate to drop a email with subject “PhD Student:(Area)”

Trivia

Signal Processing and Life
Signal Processing and Life
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Mindfulness
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