Krishna Chaitanya Bulusu Assistant Professor Department of Electrical & Electronics Engineering

Dr. Krishna Chaitanya Bulusu is an Assistant Professor in the Electrical & Electronics Engineering department at Mahindra École Centrale College of Engineering. Dr. Krishna did his Doctorate in 5G Radiocommunications from Conservatoire National des Arts et Metiers, Paris, France.

Prior to joining MEC, he was a Post-doctorate, INSA, Rennes, France. He also worked as a researcher in 5G Radiocommunications, CNAM, Paris, France.

  • Education
    • 2013-2016: Doctorate, Conservatoire National des Arts et Metiers, Paris, France. 5G Radiocommunications.
    • 2007-2009: Master of Science, Eurecom/Telecom ParisTech, Sophia Antipolis, France. Mobile Communications.
    • 2001-2005: Bachelor of Technology, Pondicherry Engineering College, Pondicherry, India. Electronics and Communications Engineering.
    • 1999-2001: Higher Secondary Education, Pragati Junior College, Kakinada, India. Mathematics, Physics, and Chemistry.
  • Publications
    Book chapter: K.C. Bulusu et al., Chapter 18 - Power Amplifier Effects and Peak-to-Average Power Mitigation, Orthogonal Waveforms and Filter Banks for Future Communication Systems, Elsevier/Academic Press, 2017.

    Deliverables:

    • K.C. Bulusu et al., Energy-efficient power controls and interference mitigation, Technical contribution report in the deliverable D2.1 - French ANR-14-CE28-0026- 02 ACCENT5 project, pages 57, 2015.
    • K.C. Bulusu et al., Reduction of PAPR and non-linearities effects, Technical contribution report in the deliverable D3.3 - European ICT- 318362 EMPhAtiC FP7 project, pages 110, 2014.
    Journals:
    • N. Lahbabi, K. C. Bulusu, J.F.Helard, and M. Crussiere, Very Efficient Tone Reservation PAPR Reduction Fully Compatible with ATSC 3.0 Standard: Performance and Practical Implementation Analysis, IEEE Access, DOI.10.1109/ACCESS.2018.2874797, Oct. 2018.
    • K. C. Bulusu et al., Quasi-optimal Tone Reservation PAPR Reduction Algorithm for Next Generation Broadcasting Systems: A Performance/complexity/latency Trade-off with Testbed Implementation, IEEE Transactions on Broadcasting, DOI.10.1109/TBC.2018.2811623, Mar. 2018.
    • K.C. Bulusu, M. Renfors, J. Yli-Kaakinen, H. Shaiek, and D. Roviras, Enhanced Multicarrier Techniques for Narrowband and Broadband PMR Systems, Wiley Transactions on Emerging Telecommunications Technologies, 28(3), Mar. 2017.
    • K.C. Bulusu, H. Shaiek, and D. Roviras Reducing the PAPR in FBMC-OQAM Signals with Low Complex Trellis-based SLM Technique, Eurasip Journal on Advances in Signal Processing, 2016(1), Dec. 2016.
    Conferences:
    • K.C. Bulusu, S.S. Maddila, H. Shaiek, and D. Roviras, HPA Linearization for FBMC-OQAM Signals with Fast Convergence-Digital Predistortion, IEEE ISWCS 2019, Oulu, Finland, 2019.
    • K. C. Bulusu, M. Crussiere, J-F. Herald, A Low Complexity PAPR Reduction Algorithm for ATSC 3.0 Transmitters, IEEE BMSB, Valencia, Spain, 2018.
    • K.C. Bulusu et al., A Low Latency Algorithm for Efficient PAPR Reduction for DVB-T2 and ATSC 3.0 Broadcast, IEEE BSMB, Cagliari, Italy, 2017.
    • K.C. Bulusu, H. Shaiek, and D. Roviras, Linearization of FBMC-OQAM Signals with Overlapped Recursive Error Correcting Predistortion, IEEE ISWCS, Poznan, Poland, 2016.
    • K.C. Bulusu, H. Shaiek, and D. Roviras, Impact of HPA Non-linearity on Coexistence of FBMC-OQAM Systems with PMR/PPDR System, IEEE VTC, Nanjing, China, 2016.
    • K.C. Bulusu, H. Shaiek, and D. Roviras, Reduction of PAPR of FBMC-OQAM Systems by Dispersive Tone Reservation Technique, IEEE ISWCS, Brussels, Belgium, 2015.
    • K.C. Bulusu, H. Shaiek, and D. Roviras, Potency of Trellis-based SLM over the symbol-by-symbol approach in reducing PAPR for FBMC-OQAM Signals, IEEE ICC, London, UK, 2015.
    • K.C. Bulusu, H. Shaiek, and D. Roviras, Prediction of Spectral Regrowth for FBMC-OQAM system using Cumulants, IEEE WiMob, Larnaca, Cyprus, 2014.
    • K.C. Bulusu, H. Shaiek, D. Roviras, and R. Zayani, Reduction of PAPR for FBMC-OQAM Systems using Dispersive SLM, IEEE ISWCS, Barcelona, 2014.
  • Experience
    • Sep 2016: Post-doctorate, INSA, Rennes, France. Optimization of DVB-T2/ATSC 3.0 transmitters (European: Eurostars Greentea project)
    • 2013-2016: Researcher, CNAM, Paris, France. 5G Radiocommunications (European: EMPhAtiC project; French: ACCENT5 project)
    • 2012-2013: Algorithm Development Engineer, Navtel Systems, Houville, France. Digital Signal Processing and Hardware Embedded Systems
    • 2011-2012: Electronics Engineer, CNRS, Villeneue d'Ascq, France. Implementation of several simultaneous transmissions in real-time FPGA
    • 2010-2011: Project Officer, IIT Madras, Chennai, India. Implementation of a 4G LTE Wireless Test-bed in real-time DSP (Prof. Bhaskar Ramamurthi)
    • 2008-2009: Intern, Thales Communications, Colombes, France. Migration into C and implementation of advanced signal processing algorithms in a real-time linux environment (Prof. David Gesbert)
    • 2005-2007: Systems Engineer, Polaris Software Lab, Hyderabad, India. Information and communications technology

    Teaching:

    Taught courses (partially) and supervised practicals for the subjects digital communications, wireless communications and signal processing at CNAM, Paris.

    Patent:

    2016: R. Zayani, H. Shaiek, D. Roviras, K.C. Bulusu, Reduction of the crest factor and joint pre-distortion for amplification of multi-carrier systems, Filing date: 1/11/2016, Organisation: "CNAM", Patent N: 6B-0365, France.

  • Others
    INSA Eurostars Greentea Project:
    1. Optimized PAPR reduction techniques in 5G digital television (ATSC 3, DVB-T2).
    2. Working on minimizing quantization error for implementation on a modem to be launched in ATSC 3.0 market as a product by one of our project partner company.
    CNAM European EMPhaTiC Project:
    1. Studied the co-existence aspects of an FBMC-OQAM system in a PMR/PPDR band as per ETSI TEDS standard
    2. Worked on spectral regrowth prediction techniques for FBMC-OQAM systems
    3. Co-authored the technical contribution report in the European EMPhAtiC project
    4. Proposed two novel PAPR reduction techniques for FBMC-OQAM systems
    French ACCENT5 Project:
    1. Studied technological approaches for integration of D2D communication in 5G.
    2. Proposed a novel PAPR reduction techniques for FBMC-OQAM systems
    3. Proposed a novel digital pre-distortion techniques for FBMC-OQAM systems
    4. Filed patent for a Joint optimization method (PAPR reduction and pre-distortion)
    Navtel systems DVB-S2 modem (Client: CNES)/OFDM modem (Client: EADS):
    1. Habilitation de securite was re-validated by defense ministry for projects
    2. Integrated and validated existing DVB-S2, 802.11a modems in Xilinx FPGA
    CNRS Implementation of several simultaneous transmissions in real time FPGA:
    1. Developed C/C++ Codes to evaluate the algorithms for real-time FPGA modem
    2. Modeled a communication system with Matlab SIMULINK and DSP builder
    IIT Madras End-to-end UK-India transnational wireless test-bed:
    1. Simulated and Implemented a test-bed modem for Uplink and Downlink of a 4G LTE Base Station in C, C++ (in Fedora Linux Environment)
    2. Developed pilot, control and data path modules on a Tiger SHARC 201 processor
    Thales Migration into C and implementation of advanced signal processing algorithms in a real-time Linux environment:
    1. Obtained security clearance from defense ministry for the internship
    2. Evaluated a 2x2 MIMO system by different combining techniques
    3. Implemented different Channel Quantization techniques
    Polaris ICMS (Client: CITIBANK)/CARTAGENA (Client: GE Plastics):
    1. Worked to create Internet website for CITIBANK and GE Plastics