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Gowrish Basavarajappa

Assistant Professor

Email : gowrish.b[at]ece.iitr.ac.in
Phone: 01332-285015
Room No. : S 207
My Website Link

  • RF and Microwave Band Pass Filter

    • Waveguide, Coaxial and Microstrip Technology
    • Tunable BPF : Frequency and Bandwidth
    • Efficient Design Methodology

    Multi-Functional Band Pass Filters:

    • Balun Filter
    • Filtering Power Divider

    Passive Components

    Antenna

    • Active Antenna
    • Planar Antenna
    • 3D Antenna
FromToDesignationOrganisation
20132014Systems EngineerCypress Semiconductors
20142017Scientist / EngineerISRO (URSC)
DegreeSubjectUniversityYear Studied
Ph.D.Tunable Band Pass Filters for Communication Systems (RF and Microwave Engineering)University of Waterloo, Canada2021
M.Tech60 GHz NRD Guide Transceiver (RF and Microwave Engineering)IIT Delhi2013
B.E.Electronics and Communication EngineeringVishveshwaraya Technological University Belgaum2010
FromToDesignationOrganisationLevel
July 2022December 2023M.Tech Programme Coordinator (RFM Group)IIT Roorkee–
January 2023December 2023Convener, DFSCIIT Roorkee–
August 2023July 2025Member, DRCIIT Roorkee–
Award Institute Year Awarded
Best Student Journal Award IETE 2016
Best Student Journal Award IETE 2018
IMS Advanced Industry Paper Award IEEE 2019
Member MTT-5 Filters Technical Committee IEEE MTT-S 2022
Young Scientist Award MIT WPU, Pune 2022
Young Professional Excellence Award IEEE WAMS 2023
Prime Minister’s Research Fellows – PMRF (Mr. Manoj Kumar) Govt. of India May 2023
Best Paper Award IEEE SPACE Conference 2024
  • IEEE Member
  • MTTS (IEEE)
  • APS (IEEE)
TitleCourse CodeCourseSemester
Antenna Theory and DesignECN 534M.TechSpring 2021-2022
Microwave LaboratoryECN 354B.TechSpring 2021-2022
Antenna TheoryECN 331B.TechAutumn 2022-2023
Microwave LaboratoryECN 354B.TechSpring 2022-2023
Antenna Theory and DesignECN 534M.TechSpring 2022-2023
Microwave EngineeringECN 531M.TechAutumn 2023-2024
Millimeter-Wave and Terahertz Antenna DesignECN 603M.TechSpring 2023-2024
Microwave LaboratoryECN 354B.TechSpring 2023-2024

US Patents (2 – Granted)

  1. Tunable Bandpass Filter With Constant Absolute Bandwidth Using Single Tuning Element, Gowrish B. and Raafat R. Mansour, Patent Application: US 16/228,587; Dec 21, 2017.
  2. Tunable Filter With Minimum Variations in Absolute Bandwidth and Insertion Loss Using A Single Tuning Element, Gowrish B. and Raafat R. Mansour, Patent Application: US 16/713,198; Dec 21, 2018.

Indian Patents (1 – Granted, 3 – Applied)

  1. A Scalable Balun Filter, Gowrish B., Patent Application: 202211022250, April 14, 2022 (Granted : Patent Number – 510886) : Technology Transferred to Rapid Parts Solutions Pvt. Ltd. on 16th May 2024
  2. A Wideband Ferrite Transformer Based Power Divider, Gowrish B., Patent Application: 202211044718, August 4, 2022.
  3. A System And Method For Gain Enhancement In Pyramidal Horn Antenna Using Band Pass Gain Boosting Surface (GBS), Kalyan Mohan Patnaik and Gowrish Basavarajappa: 202311057857, August 29, 2023.
  4. A Multi-Functional System for Providing Coaxial to Waveguide Transitions for Power Combining Applications, Manoj Kumar, Gowrish Basavarajappa and Karun Rawat: 202411047134, June 19, 2024.

Journals and Transactions (21)

  1. M. A. Shukoor, A. Z. Ahmad, M. Kumar, S. Dey, G. Basavarajappa and K. Rawat, “Design of Miniaturized Active Matching Network Integrated Ultra-Broadband VHF/UHF Monopole Antenna for Direction Finding Array Applications,” in IEEE Antennas and Wireless Propagation Letters, doi: 10.1109/LAWP.2024.3394864 
  2. Manoj Kumar and Gowrish Basavarajappa, “Tunable Microstrip Bandpass Filter With Constant Absolute Bandwidth Using BST Varactors and Digitally Tunable Capacitors ” accepted in International Journal of Microwave and Wireless Technologies (IJMWT), Cambridge Press, 2024.
  3. Manoj Kumar and Gowrish Basavarajappa, “Design Methodology of Multifunctional Balun Filters Based on Modified Coupling Matrix,” in IEEE Transactions on Instrumentation and Measurement, vol. 73, pp. 1-10, 2024, Art no. 8000810, doi: 10.1109/TIM.2023.3332940.
  4. Kalyan M. Patnaik and Gowrish Basavarajappa (2023): A novel miniaturized waveguide all pole band pass filter using confined multi-layered frequency selective surfaces, IET Electronics Letters, Vol. 59: e13059. https://doi.org/10.1049/ell2.13059 
  5. Kalyan M. Patnaik, and Gowrish Basavarajappa (2024): A configuration to double the gain of pyramidal horn antenna using single layer frequency selective surface, IET Microwaves, Antennas and Propagation (IET MAP). 18(1), 35–42 (2023). https://doi.org/10.1049/mia2.12437
  6. Gowrish Basavarajappa, “A Ferrite Transformer Based Power Divider with 400:1 Bandwidth”, in Microwave Journal, Vol. 66, Ed. 06, June 2023.
  7. Gowrish Basavarajappa and R. R. Mansour, “An Efficient EM-Based Synthesis Technique for Single-Band and Dual-Band Waveguide Filters,” in IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems, vol. 41, no. 6, pp. 1687-1692, June 2022.
  8. B. Gowrish & Shiban K. Koul (2022) Broadband Multi-Stub PCB Monopole Antenna, IETE Journal of Education, 63:2, 57-62  
  9. B. Gowrish and R. R. Mansour, “A Tunable Quarter-Wavelength Coaxial Filter With Constant Absolute Bandwidth Using a Single Tuning Element,” in IEEE Microwave and Wireless Components Letters, vol. 31, no. 6, pp. 658-661, June 2021.
  10. B. Gowrish, S. K. Koul and R. R. Mansour, “Transversal Coupled Triple-Mode Spherical Resonator-Based Bandpass Filters,” in IEEE Microwave and Wireless Components Letters, vol. 31, no. 4, pp. 369-372, April 2021.
  11. B. Gowrish & Shiban K. Koul (2021) Designing RF and Microwave Band Pass Filters Using Coupled Resonators, IETE Journal of Education, 62:1, 6-11.
  12. B. Gowrish & Shiban K. Koul (2021) Analysis of Transmission Line with Distributed Series Voltage Sources Using Green’s Function, IETE Journal of Education, 62:1, 21-28.
  13. B. Gowrish and R. R. Mansour, “A Novel Bandwidth Reconfigurable Waveguide Filter for Aerospace Applications,” in IEEE Microwave and Wireless Components Letters, vol. 30, no. 6, pp. 577-580, June 2020.
  14. Gowrish. B and R. R. Mansour, “A High-Q Quadruple-Mode Rectangular Waveguide Resonator,” in IEEE Microwave and Wireless Components Letters, vol. 29, no. 5, pp. 324-326, May 2019.
  15. Gowrish. B and R. R. Mansour, “Design Methodology of a High- Q Tunable Coaxial Filter and Diplexer,” in IEEE Transactions on Microwave Theory and Techniques, vol. 67, no. 12, pp. 5005-5015, Dec. 2019.
  16. Gowrish B. and Ananjan Basu (2019) Deriving Poynting Theorem – A Student-Friendly Approach, IETE Journal of Education, 60:2, 91-94.
  17. Gowrish. B and R. R. Mansour, “Design Methodology of a Tunable Waveguide Filter With a Constant Absolute Bandwidth Using a Single Tuning Element,” in IEEE Transactions on Microwave Theory and Techniques, vol. 66, no. 12, pp. 5632-5639, Dec. 2018.
  18. Gowrish B. and Ananjan Basu (2017) Analysis and Design of a Dual-Band Stepped Impedance PCB Monopole Antenna, IETE Journal of Education, 58:1, 29-38.
  19. Gowrish. B., S. Reddy D., A. V. G. Subramanyam, V. S. Kumar and V. V. Srinivasan, “Mono-Pulse Comparator in Rectangular Co-Axial Guide for Satellite Ground Station,” in IEEE Microwave and Wireless Components Letters, vol. 26, no. 9, pp. 666-668, Sept. 2016.
  20. Gowrish B., Rahul Kumar & Ananjan Basu (2015) Smith Chart-based Design of a Dual Band Real Impedance Matching Network, IETE Journal of Education, 56:2, 43-50.
  21. K. Rawat, G. Gowrish, G. Ajmera, A. Basu, S.K. Koul, “Design scheme for broadband Doherty power amplifier using broadband load combiner”, Wiley International Journal of RF and Microwave Computer-Aided Engineering, vol. 25, Issue 8, pages 655–674, Oct 2015.

Conferences (26)

  1. Manoj Kumar, Gowrish Basavarajappa and Karun Rawat, “Design of Multifunctional Filtering Power Divider in Coaxial Technology for Power Combining Applications “, accepted in 2024 IEEE/MTT-S International Microwave Symposium – IMS 2024, Washington, DC, USA, 2024.
  2. G. Basavarajappa, “A Novel Multi-Functional Coupled Resonator Based Balun Filter in Waveguide Technology,” 2023 IEEE/MTT-S International Microwave Symposium – IMS 2023, San Diego, CA, USA, 2023. 
  3. Manoj Kumar and Gowrish Basavarajappa, “A Temperature Compensated Light Weight Coaxial Band Pass Filter for Aero-Space Applications,” 2023 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Ahmedabad, India, 2023, pp. 1-4, doi: 10.1109/MAPCON58678.2023.10463991.
  4. Mansi Goyal and Gowrish Basavarajappa, “A Wearable IoT Based Assistive Device to Aid Communication With Hearing Impaired,” 2023 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Ahmedabad, India, 2023, pp. 1-4, doi: 10.1109/MAPCON58678.2023.10464174.
  5. Ahmed Abdalla Ibrahim Mohamed, Manoj Kumar and Gowrish Basavarajappa,  “Design and Development of THz Pyramidal Horn Antenna from 220 GHz to 330 GHz,” 2023 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Ahmedabad, India, 2023, pp. 1-4, doi: 10.1109/MAPCON58678.2023.10463804 . 
  6. A. Kumar, A. Vishwakarma, H. Kumar, G. Basavarajappa and K. Rawat, “An Inexpensive Drone and RF Emitter Tracking System Using Monopulse Comparator,” 2023 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Ahmedabad, India, 2023, pp. 1-4, doi: 10.1109/MAPCON58678.2023.10464105 
  7. Gowrish Basavarajappa, “A High Performance Rectangular Waveguide Band Pass Filter for 5G Communication Systems”, 2023 IEEE Wireless Antenna and Microwave Symposium (WAMS), Ahmedabad, India 2023.
  8. G. Kumar Daga and G. Basavarajappa, “A Novel Broadband 3D Pyramidal Antenna for UWB Applications,” 2022 IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Bangalore, India, 2022 
  9. Gowrish. B and R. R. Mansour, “Applications of Double Mapping for Design Reutilization,” 2022 IEEE/MTT-S International Microwave Symposium (IMS), Denver, CO, USA, 2022.
  10. Gowrish. B and R. R. Mansour, ” A Tunable Quarter-wavelength Coaxial Filter With Constant Absolute Bandwidth Using a Single Tuning Element,” 2021 IEEE/MTT-S International Microwave Symposium (IMS), Atlanta, GA, USA, 2021.
  11. Gowrish. B and R. R. Mansour, “A Dual-Mode Frequency Reconfigurable Waveguide Filter with a Constant Frequency Spacing between Transmission Zeros,” 2020 IEEE/MTT-S International Microwave Symposium (IMS), Los Angeles, CA, USA, 2020.
  12. Gowrish. B. and R. R. Mansour, “A Tunable Coaxial Filter with Minimum Variations in Absolute Bandwidth and Q using a Single Tuning Element,” 2019 IEEE MTT-S International Microwave Symposium (IMS), Boston, MA, USA, 2019.
  13. Gowrish. B and R. R. Mansour, “A Tunable Waveguide Filter Designed with a Constantan Absolute Bandwidth Using a Single Tuning Element,” 2018 IEEE/MTT-S International Microwave Symposium – IMS, Philadelphia, PA, USA 2018.
  14. Gowrish. B, A. B. Kiran and A. Ramaprasad, “Cluster analysis of a decade of Indian space activities based on an ontological framework,” 2017 International Conference On Smart Technologies For Smart Nation (SmartTechCon), Bangalore, 2017.
  15. Gowrish. B and R. Kumar, “Analysis of amplitude and phase imbalances on efficiency of microwave power combiner,” 2017 International Conference On Smart Technologies For Smart Nation (SmartTechCon), Bangalore, 2017.
  16. Gowrish. B, R. Kumar and A. Basu, “Radiation enhancement in PCB plane using novel multi-stub inverted F antenna,” 2016 IEEE Annual India Conference (INDICON), Bangalore, 2016.
  17. D. S. Reddy, Gowrish. B, V. K. Velidi, A. V. G. Subramanyam, V. V. Srinivasan and Y. Mehta, “Virtual negative coupling in folded waveguide cavity filter for space applications,” 2015 IEEE MTT-S International Microwave and RF Conference (IMaRC), Hyderabad, 2015.
  18. Gowrish. B, A. Basu and S. K. Koul, “Novel non radiative dielectric guide frequency tripler at 60 GHz,” 2014 IEEE International Microwave and RF Conference (IMaRC), Bangalore, 2014.
  19. Gowrish. B and A. Basu, “Measurement based chip impedance determination on validation board,” TENCON 2014 – 2014 IEEE Region 10 Conference, Bangkok, 2014.
  20. Gowrish. B and A. Basu, “Casing and hand effect on PCB antenna in 2.4 GHz wireless mouse: A measurement based characterization,” Proceedings of 2014 3rd Asia-Pacific Conference on Antennas and Propagation, Harbin, 2014.
  21. Gowrish. B, D. John, D. Settu, A. Basu and S. K. Koul, “Novel mechanical reconfigurable PCB antenna for 2.4 GHz wireless consumer product: Minimizing time to market,” Proceedings of 2014 3rd Asia-Pacific Conference on Antennas and Propagation, Harbin, 2014.
  22. Gowrish. B, A. Bhat, A. B. Kiran and K. Rawat, “Optimal finite bit Pi representation,” 2014 IEEE REGION 10 SYMPOSIUM, Kuala Lumpur, 2014.
  23. K. Rawat et al., “Design strategy for tri-band Doherty power amplifier,” WAMICON 2014, Tampa, FL, 2014.
  24. Gowrish. B, K. Rawat, A. Basu and S. K. Koul, “Broad-band matching network using band-pass filter with device parasitic absorption,” 82nd ARFTG Microwave Measurement Conference, Columbus, OH, 2013.

  25. Manoj Kumar, Gowrish Basavarajappa, Kaushik Manjanbail, and A K Singh,  “Design of an 8-Way 20kW Co-Axial Radial Power Combiner for High Power S-Band Applications”, accepted in IEEE SPace, Aerospace and defenCE conference 2024 (IEEE SPACE 2024) – Bengaluru, India.

  26. Manoj Kumar and Gowrish Basavarajappa, “A Compact E-Plane Sectoral Waveguide Power Combiner for Ku Band SATCOM Applications”, accepted in IEEE SPace, Aerospace and defenCE conference 2024 (IEEE SPACE 2024) – Bengaluru, India. (Best Paper Award)