Assistant Professor |
B.E/B.Tech: – ECE, Andhra University 2016
M.E/M.Tech: – Communication Systems, Andhra University 2018
PhD: RF and Microwave Engineering, NIT Andhra Pradesh
Teaching Experience: 5 Years
Industrial experience: —
AICTE ID: 1-7408049638
SVECW ECAP ID: 487
Vidwan ID: 149724
Ratification Status: Ratified
- UG projects guided: 10
- Number of journals published: 14
- Number of conferences attended: 23
- Guest lectures delivered: 3
- Member of IEEE
- RF and Microwave,
- VLSI,
- ML and DL Techniques
- Terahertz Filters based on Surface Plasmons (materials like Graphene).
- Microwave Sensors.
- ML based multicomponent liquid sensors.
- VLSI multipliers.
- Ram, G.C., Kartikeyan, M.V. & Yuvaraj, S. “Spoof surface plasmons based reconfigurable bandstop filter for THz applications”. Opt Quant Electron 56, 27 (2024). https://doi.org/10.1007/s11082-023-05610-1
- G. Challa Ram, P. Sambaiah, S. Yuvaraj, M.V. Kartikeyan, “Graphene based filter design using triangular patch resonator for THz applications”, Nano Communication Networks, 38, 2023.https://doi.org/10.1016/j.nancom.2023.100477.
- G. Challa Ram, P. Sambaiah, S. Yuvaraj, M.V. Kartikeyan, “Tunable bandstop filter using spoof surface plasmon polaritons for terahertz applications”, AEU – International Journal of Electronics and Communications, 170, 2023. https://doi.org/10.1016/j.aeue.2023.154774.
- G. Challa Ram, P. Sambaiah, S. Yuvaraj, M.V. Kartikeyan, “Tunable bandstop filter using graphene in terahertz frequency band”, AEU – International Journal of Electronics and Communications, 144, 2022. https://doi.org/10.1016/j.aeue.2021.154047.
- G. Challa Ram, P. Sambaiah, S. Yuvaraj, M.V. Kartikeyan, “Graphene based tunable bandpass filter for terahertz spectroscopy of polymers”, Optik, 268, 2022. https://doi.org/10.1016/j.ijleo.2022.169792.
- V. S. M., C. R. G., R. V. D., G. K. D., and P. K. M., “Automatic Fault Detection in Industrial Smart Grids Using KNN and Ensemble Classifiers”, ECJSE, vol. 10, no. 2, pp. 240–252, 2023, doi: 10.31202/ecjse.1162586.
- D. Ramesh Varma, B. Durga Saranya, G. Pavani, M. Venkata Subbarao, G. Challa Ram, D. Girish Kumar, “Design of fabric antennas for body protective garment applications and analysis on their performance”, Materials Today: Proceedings, 80, pp 1538-1547, 2023. https://doi.org/10.1016/j.matpr.2023.01.384.
- Challaram Grandhi, “Synthesis of Linear Array Antenna with Wide Range of beamwidths using DE Algorithm”, International Journal of Engineering & Technology, 2018.
- Challaram Grandhi, “Synthesis of Linear Array Antenna for Required Range of Beam Width Using Optimization Algorithms”, International Journal of Engineering & Technology, 2018.
- Subbarao, M. Venkata; Terlapu, Sudheer Kumar; Challaram, G.; Kumar, D. Girish, “Speech Emotion Recognition Using Ensemble Classifiers.”, Turkish Online Journal of Qualitative Inquiry, 2021, Vol 12, Issue 7.
- G.R.L.V.N.S.Raju, D.Girish Kumar, G.Challa Ram, “Estimation Of Area And Perimeter Of Brain Tumor Using K-Means Clustering”, Journal Of Critical Reviews ,7,18,pp- 1069- 1076, 2020.
- Grandhi Challa Ram, D. Girish Kumar, G. R. L. V. N. S. Raju, “Synthesis of Linear Antenna Array with Optimal SLL and Beam Width”, International Journal of Recent Technology and Engineering (IJRTE), 9,1, pp- 391-396, 2020.
- S. N, M. R. V. V. R, M. V. Subbarao, M. Pradeep, C. R. Grandhi and A. Karunasri, “A Robust Team Building Recommendation System by Leveraging Personality Traits Through MBTI and Deep Learning Frameworks,” 2023 International Conference on IoT, Communication and Automation Technology (ICICAT), Gorakhpur, India, 2023, pp. 1-6, doi: 10.1109/ICICAT57735.2023.10263718.
- Venkata Subbarao, M., Keerthana, B., Ramesh Varma, D., Terlapu, S.K., Challa Ram, G. (2023). Automatic Modulation Classification Under AWGN and Fading Channels Using Convolutional Neural Network. In: Chakravarthy, V., Bhateja, V., Flores Fuentes, W., Anguera, J., Vasavi, K.P. (eds) Advances in Signal Processing, Embedded Systems and IoT. Lecture Notes in Electrical Engineering, vol 992. Springer, Singapore. https://doi.org/10.1007/978-981-19-8865-3_20
- G. C. Ram, M. V. Subbarao, D. R. Varma and A. S. Krishna, “Enhanced Deep Convolutional Neural Network for Identifying and Classification of Silicon Wafer Faults in IC Fabrication Industries,” 2023 International Conference on Wireless Communications Signal Processing and Networking (WiSPNET), Chennai, India, 2023, pp. 1-6, doi: 10.1109/WiSPNET57748.2023.10133996.
- M. V. Subbarao, J. T. S. Sindhu, Y. C. A. Padmanabha Reddy, V. Ravuri, K. P. Vasavi and G. C. Ram, “Performance Analysis of Feature Selection Algorithms in the Classification of Dry Beans using KNN and Neural Networks,” 2023 International Conference on Sustainable Computing and Data Communication Systems (ICSCDS), Erode, India, 2023, pp. 539-545, doi: 10.1109/ICSCDS56580.2023.10104809.
- M. V. Subbarao, J. T. S. Sindhu, N. N. S. Harshitha, K. P. Vasavi, A. S. Krishna and G. C. Ram, “Detection of Retinal Degeneration via High-Resolution Fundus Images using Deep Neural Networks,” 2023 Second International Conference on Electronics and Renewable Systems (ICEARS), Tuticorin, India, 2023, pp. 955-960, doi: 10.1109/ICEARS56392.2023.10085273.
- G. R. L. V. N. S. Raju, T. N. Nikitha, G. C. Ram, U. G. Chary, J. N. V. Vardhan and J. D. Kumar, “Area Optimised Efficient Multiplication Using Modified Round Square Approximation,” 2023 IEEE International Conference on Integrated Circuits and Communication Systems (ICICACS), Raichur, India, 2023, pp. 1-5, doi: 10.1109/ICICACS57338.2023.10099920.
- M. V. Subbarao, G. C. Ram and D. R. Varma, “Performance Analysis of Pistachio Species Classification using Support Vector Machine and Ensemble Classifiers,” 2023 International Conference on Recent Trends in Electronics and Communication (ICRTEC), Mysore, India, 2023, pp. 1-6, doi: 10.1109/ICRTEC56977.2023.10111889.
- D. Ramesh Varma, M. Venkata Subbarao, G. Challa Ram and D. Girish Kumar, “Reducing Interference and Antenna Array thinning using Nature Inspired Genetic Algorithm,” 2023 Third International Conference on Artificial Intelligence and Smart Energy (ICAIS), Coimbatore, India, 2023, pp. 915-919, doi: 10.1109/ICAIS56108.2023.10073866.
- G. C. Ram, M. V. Subbarao, D. R. Varma and M. P. Kumar, “Delay Enhancement of Wallace Tree Multiplier with Binary to Excess-1 Converter,” 2023 5th International Conference on Smart Systems and Inventive Technology (ICSSIT), Tirunelveli, India, 2023, pp. 113-117, doi: 10.1109/ICSSIT55814.2023.10061043.
- Ram, G.C., Subbarao, M.V., Kumar, D.G., Terlapu, S.K. (2022). FPGA Implementation of 16-Bit Wallace Multiplier Using HCA. In: Chakravarthy, V.V.S.S.S., Flores-Fuentes, W., Bhateja, V., Biswal, B. (eds) Advances in Micro-Electronics, Embedded Systems and IoT. Lecture Notes in Electrical Engineering, vol 838. Springer, Singapore. https://doi.org/10.1007/978-981-16-8550-7_40
- V. Ravuri, M. V. Subbarao, S. K. Terlapu and G. Challa Ram, “Path Loss Modeling and Channel Characterization at 28 GHz 5G Micro-Cell Outdoor Environment using 3D Ray-Tracing,” 2022 Second International Conference on Advances in Electrical, Computing, Communication and Sustainable Technologies (ICAECT), Bhilai, India, 2022, pp. 1-7, doi: 10.1109/ICAECT54875.2022.9808027.
- Girish Kumar, D., Challa Ram, G., Venkata Subbarao, M. (2022). Real-Time Image Enhancement Using DCT Techniques for Video Surveillance. In: Chowdary, P.S.R., Anguera, J., Satapathy, S.C., Bhateja, V. (eds) Evolution in Signal Processing and Telecommunication Networks. Lecture Notes in Electrical Engineering, vol 839. Springer, Singapore. https://doi.org/10.1007/978-981-16-8554-5_43
- M. Venkata Subbarao, G. Challa Ram, D. Girish Kumar and S. Kumar Terlapu, “Brain Tumor Classification using Ensemble Classifiers,” 2022 International Conference on Electronics and Renewable Systems (ICEARS), Tuticorin, India, 2022, pp.875-878, doi: 10.1109/ICEARS53579.2022.9752177.
- T. S. Vamsi, S. K. Terlapu, M. V. Subbarao and C. Grandhi, “Crop Protection and Establishment of E-Farmers Market,” 2022 Second International Conference on Power, Control and Computing Technologies (ICPC2T), Raipur, India, 2022, pp. 1-4, doi: 10.1109/ICPC2T53885.2022.9777040.
- Challa Ram, G., Girish Kumar, D., Venkata Subbarao, M. (2022). A Novel Optimization for Synthesis of Concentric Circular Array Antenna. In: Satapathy, S.C., Peer, P., Tang, J., Bhateja, V., Ghosh, A. (eds) Intelligent Data Engineering and Analytics. Smart Innovation, Systems and Technologies, vol 266. Springer, Singapore. https://doi.org/10.1007/978-981-16-6624-7_34
- K. Murthyraju and G. C. Ram, “A Hybrid Cryptographic Algorithm for securing medical data in Cloud Computing Environment,” 2022 International Conference on Computing, Communication and Power Technology (IC3P), Visakhapatnam, India, 2022, pp. 285-290, doi: 10.1109/IC3P52835.2022.00067.
- G. C. Ram, P. Sambaiah, S. Yuvaraj and M. V. Kartikeyan, “Graphene based Tunable Band stop Filter using T-shape Resonator,” 2022 International Conference on Computing, Communication and Power Technology (IC3P), Visakhapatnam, India, 2022, pp. 148-152, doi: 10.1109/IC3P52835.2022.00038.
- N. V. Rao and G. C. Ram, “Optimization of SLL and FNBW in Linear Arrays Using PSO,” 2018 International Conference on Communication, Computing and Internet of Things (IC3IoT), Chennai, India, 2018, pp. 328-332, doi: 10.1109/IC3IoT.2018.8668199.
- P. V. R. Raju, D. S. Rani and G. Challaram, “Comparison of Medical Image Fusion Methods using Image Quality Metrics,” 2018 International Conference on Communication, Computing and Internet of Things (IC3IoT), Chennai, India, 2018, pp. 449-454, doi: 10.1109/IC3IoT.2018.8668204.
- G. C. Ram, D. S. Rani, R. Balasaikesava and K. B. Sindhuri, “VLSI architecture for delay efficient 32-bit multiplier using vedic mathematic sutras,” 2016 IEEE International Conference on Recent Trends in Electronics, Information & Communication Technology (RTEICT), Bangalore, India, 2016, pp. 1873-1877, doi: 10.1109/RTEICT.2016.7808160.
- G. C. Ram, D. S. Rani, R. Balasaikesava and K. B. Sindhuri, “Design of delay efficient modified 16 bit Wallace multiplier,” 2016 IEEE International Conference on Recent Trends in Electronics, Information & Communication Technology (RTEICT), Bangalore, India, 2016, pp. 1887-1891, doi: 10.1109/RTEICT.2016.7808163.
- G. C. Ram, Y. R. Lakshmanna, D. S. Rani and K. B. Sindhuri, “Area efficient modified vedic multiplier,” 2016 International Conference on Circuit, Power and Computing Technologies (ICCPCT), Nagercoil, India, 2016, pp. 1-5, doi: 10.1109/ICCPCT.2016.7530294.
- Grant for a fund of INR 64.55 Lakhs from Ministry of Electronics and Information Technology, under Chip to Startup (C2S), Government of India for five years starting from January 2024.
- Grant for a fund of INR 3.50 Lakhs for organizing AICTE Sponsored ATAL One Week Faculty Development Programme on “Advancements in Nanoscale VLSI Design: Enabling Next-Generation Integrated Circuits” during11 -16 December 2023.
- Recived Best paper award for paper Titled-“Area Optimised Efficient Multiplication Using Modified Round Square Approximation” at IEEE International Conference on Integrated Circuits and Communication Systems (ICICACS) 2023.
- Recived Best paper award for paper Titled-“Crop Protection and Establishment of E-Farmers Market” at IEEE International Conference on Power, Control and Computing Technologies (ICPC2T) 2022.
- Received Certificate of Excellence for best teaching practice in “Assessment Analytics” by Vedic.
- IET Microwaves, Antennas and Propagation
- NPTEL certification on “Introduction to Machine Learning” during Jul- Sep 2023
- NPTEL certification on “Problem Solving Through Programming in C” during Jul- Oct 2023.
- NPTEL certification on “Qualitative Research methods & Research Writing” during Jan- April 2020.
- NPTEL certification on “Antennas” during Jan- April 2020.
- NPTEL certification on “Basic Building Blocks of Microwave Engineering & Design Principles of RF and Microwave filters and Amplifiers” during Jan- March 2020.
- NPTEL certification on “Fiber Optic Communication systems and Techniques” during July-Oct 2019.
- NPTEL certification on “Accreditation and Outcome based Learning” during Aug- Oct 2019.
- Coursera certification on “AI For Everyone” during April 2020.
- Coursera certification on “Big Data, Artificial Intelligence, and Ethics” during May 2020.
- Coursera certification on “Introduction to Data Science in Python” during June 2020.
- Coursera certification on “Introduction to HTML5” during April 2020.
- Coursera certification on “Introduction to Programming with MATLAB” during May 2020.
- Coursera certification on “Python Data Structures” during April 2020.
- Coursera certification on “Programming for Everybody (Getting Started with Python)” during June 2020.
- Coursera certification on “Using Python to Access Web Data” during June 2020.
- Coursera certification on “Wireless Communications for Everybody” during June 2020.
- Edx certification on “Introduction to Data Science” during September 2020.
- Edx certification on “LaTeX for Students, Engineers, and Scientists” during July 2020.
- Edx certification on “Computing in Python III: Data
- Structures” during July 2020.
- Co-Coordinator for AICTE Sponsored ATAL One Week Faculty Development Programme on “Advancements in Nanoscale VLSI Design: Enabling Next-Generation Integrated Circuits” during11 -16 December 2023.
- Advanced Training Program on Nanofabrication and Characterization Techniques ii MOS Capacitor module, Organized by Centre for Nano Science and Engineering, Indian Institute of Science, Bangalore, supported by Ministry of Education (MoE), Govt. of India from 22 May-1 June 2023.
- FDP on “Design of High Frequency Antenna for Real Time Applications” 14-18 march 2023, Organized by GMR Institute of Technology, Rajam & V R Sidhardha Engineering College.
- 3rd one-week International Workshop on RF & Microwave Components organized by School of Electronics Engineering (SENSE), Organized by VIT-AP University, Amaravati, India during 17th May to 23rd May 2023.
- One week FDP on “Advances in Wireless and Antenna Technology” from 7 – 12th November 2022, Organized by KLE Technological University in association with Mathworks.
- International Faculty Development Program on Data Analyst in Collaboration with ExcelR on 19-23 June 2023, by AP State Skill Development Corporation (APSSDC).
- SPOC- Vishnu Space Application Center (VSAC)
- IIC Department Coordinator
- Internship Department Coordinator
- Class Incharge
- Remedial class Department Coordinator
