Birla Institute of Technology, Mesra
Faculty Image

Dileep Kumar Upadhyay

Joined Institute on : 25-Aug-2007

  • Assistant Professor
  • Electronics and Communication Engg
  • B.Tech., M.E., Ph.D. (Engg.)
Contact Address

Qr. No. CII/19, Near Dispensary, B.I.T., Mesra, Ranchi, Jharkhand, India Pin. 835215

Varanasi, Uttar Pradesh

  • Phone Office - -
  • Phone Residence - -
  • Email - dkupadhyay@bitmesra.ac.in
Work Experience

Teaching : 17 Years

Research : 17 Years
Research Areas
  • Microwave Devices for Wireless Communication Applications
  • RF Circuits Design
  • Metamaterial based Microwave Devices
  • Fractals and DGS based Microwave Circuits
  • mmWave Circuit Design
  • Reconfigurable microwave circuits design and MIMO antenna
Publications

 PhD Guided

  1. Uday Kumar,  PhD/EC/10006/2017, “Design, Analysis, and Experimental Verification of Metamaterial Inspired Microwave Circuits for Wireless Communication” Submitted: on 18th Dec. 2025, Sole Guidance
  2. Ravi Chandra, Roll No. PhD/EC/10054/2017, “Design, Analysis, and Development of Dielectric Resonator MIMO Antennas for Wireless Communication Systems” Awarded: 4th Feb. 2025, Sole Guidance.
  3. Sashi Shankar, Roll No. PhD/EC/10002/2017, “Design, Analysis, and Experimental Verification of Fractal-Based Reconfigurable Antennas for Wireless Communication” Awarded: 20th June, 2024, Sole Guidance.
  4. Abhishek Kumar, Roll No. PhD/EC/10054/2016, “Design and Development of Microwave Circuits Using Left Handed Metamaterial for Wireless Communication Systems” Awarded: 8th May, 2023, Sole Guidance.

Journal Publications

  1. Uday Kumar, Dileep Kumar Upadhyay, “A Wideband 90° BLC Using CRLH-TL with TS-OSSIR for C-Band Applications,” Electromagnetics, pp, 1-22, Aug. 2025. (SCIE) 
  2. Ravi Chandra, Dileep Kumar Upadhyay, “A slotted frustum-shaped 4 × 4 MIMO dielectric resonator antenna with enhanced isolation for 5G Wi-Fi applications,” Journal of Electromagnetic Waves and Applications, 2024, vol. 38, no. 10, pp. 1121–1146. (SCIE)
  3. Ravi Chandra, Dileep Kumar Upadhyay, “A novel slotted dumbbell-shaped dielectric resonator antenna with enhanced bandwidth for C-band and 5G sub-6 GHz applications" Frequenz, vol. 78, no.1-2, 2024, pp.47-60. (SCIE) 
  4. Sashi Shankar, Dileep Kumar Upadhyay, " A Fractal Monopole Antenna with Dual Polarization Reconfigurable Characteristics for X-Band Applications," IEEE Access, Vol. 11, pp. 95667-95680, Sept. 2023. (SCIE)
  5. Sashi Shankar, Dileep Kumar Upadhyay, “A Compact Maple Leaf and Triangular Hybrid Fractal Shaped UWB Frequency Reconfigurable Antenna with Wide Continuous Tunable Band Notch,” Iranian Journal of Science and Technology, Transactions of Electrical Engineering, Vol. 47, pp. 301-316, Aug. 2022. (SCIE)
  6. Abhishek Kumar, Dileep Kumar Upadhyay, “Low loss triplexer with wide stopband using CRLH-TL for WLAN/WiMAX/5G Wi-Fi applications,” Electromagnetics, Vol. 42, no. 03 pp. 226-239, July. 2022. (SCIE)
  7. Abhishek Kumar, Dileep Kumar Upadhyay, “Zig-Zag monofilar spiral shaped CRLH TL based compact lowpass mono-/duo-/tri-/quad-bandpass filter,” IETE Journal of Research, Vol. pp. 01-05, May 2022 (SCIE)
  8. Abhishek Kumar, Dileep Kumar Upadhyay, Srikanta Pal, A compact parallel coupled meander lines shaped CRLH-TL based symmetric quasi-0 dB coupler, Frequenz, De Gruyter, Vol. 74 (9-10), pp. 295-307, 2020. (SCIE)
  9. Abhishek Kumar, Dileep Kumar Upadhyay, Srikanta Pal" Design of the quasi-0 dB backward wave-coupled line coupler using CRLH-TL based on stepped-impedance open stub-loaded dual-mode resonator." Journal of Electromagnetic Waves and Applications, Vol.34, Issue 7, pp. 849-868, May 2020. (SCIE)
  10. Abhishek Kumar and Dileep Kumar Upadhyay. "A compact planar diplexer based on via-free CRLH TL for WiMAX and WLAN applications." International Journal of Microwave and Wireless Technologies, Vol. 11 Issue 2, pp. 130-138, March 2019. (SCIE)
  11. Uday Kumar, Dileep Kumar Upadhyay, “A Highly Compact UWB Bandpass Filter using Via-less CRLH TL” Microwave review, Vol. 24, No. 2, pp. 26-30, Dec. 2018. (Scopus)
  12. Dileep Kumar Upadhyay, "Development of ZOR using Via-less CRLH-TL" Microwave Review, Vol. 24, No. 1, pp. 3-7, July. 2018. (Scopus)
  13. Dileep Kumar Upadhyay, “A Highly Compact ZOR based on CRLH TL” Journal of Electrical and Electronics Engineering, Vol. 10, No. 2, pp. 61-66, Oct 2017. (Scopus)
  14. Lokesh Ranjan, Dileep Kumar Upadhyay, Babu Lal Shahu, “Monopole UWB Antenna with Dual Band Frequency Notch” Microwave review, Vol. 23, No. 1, pp. 3-8, June 2017. (Scopus)
  15. Dileep Kumar Upadhyay, Uday Ranjay, Babu Lal Shahu, “Design of a Compact UWB    Bandpass Filter using Via-Less CRLH TL” “Journal of Microwaves, Optoelectronics and Electromagnetic Applications,” Vol. 16, No. 2, pp. 336-350, June 2017. (Scopus)
  16. Babu lal Shahu, Neela Chattoraj, Srikanta Pal, Dileep Kumar Upadhyay, “A Compact UWB Bandpass Filter using Hybrid Fractal Shaped DGS” Journal of Microwaves, Optoelectronics and Electromagnetic Applications, Vol. 16, No. 1, pp. 38-49, March 2017. (Scopus)
  17. Babu lal Shahu, Srikanta Pal, Neela Chattoraj, , Dileep Kumar Upadhyay, “Highly compact UWB bandpass filter based on composite right/left-handed transmission line and meander fractal like ring slot in ground” International Journal of Microwave and Wireless Technologies, Vol. 9 no. 5  pp. 1037-1044, 21st Dec. 2016. (SCIE)
  18. Nilotpal, Dileep Kr. Upadhyay, “A Compact UWB-Bandpass Filter Based on CRLH Via-less CPW-Fed,” Microwave and Optical Technology Letters, Vol. 58, No. 2, pp. 276-279, Feb. 2016. (SCIE)
  19. Nilotpal, Dileep Kr. Upadhyay, and G. K. Mishra, “A Compact Zeroth-Order Resonator Based On CRLH Via-less CPW-Fed,” Microwave and Optical Technology Letters, Vol. 57, No. 11, pp. 2576-2580, Nov. 2015. (SCIE)
  20. Gajendra Kant Mishra, D.K. Upadhyay, J. Sahay, Sanjay Kumar, “Reconfigurable Bandpass Filter for Bandwidth Control in IMT-Advanced,” Microwave Review, Vol. 20, No. 2, pp. 9-13, Dec. 2014. (Scopus)
  21. Dileep Kumar Upadhyay, Srikanta Pal, “An Improved Full Scanning Antenna using Left Handed Materials,” Microwave and Optical Technology Letters, Vol. 55, No. 2, pp. 261-265, Feb. 2013. (SCIE)
  22. Dileep Kumar Upadhyay, Srikanta Pal, “An Improved Zeroth Order Resonator using Left Handed Metamaterials,” Journal of Microwaves, Optoelectronics and Electromagnetic Applications, Vol. 12, No. 1, pp. 131-140, June 2013. (Scopus)
  23. Dileep Kumar Upadhyay, Srikanta Pal, “Design of Miniaturized Dominant Mode Leaky-Wave Antenna with Backfire-to-Endfire Scanning Capability by using Metamaterials” Microwave Review, Vol. 18, No. 1, pp. 02-06, Aug. 2012. (Scopus)

  Conference Publications

  1. Uday Kumar, Dileep Kumar Upadhyay, “A Concave Circular Brick-Shaped Metamaterial-Inspired Superstrate Based High-Gain Microstrip Patch Antenna for Wideband Applications” The 3rd International Conference on Microwave, Optical and Communication Engineering (ICMOCE-2025) School of Electrical and Computer Sciences, IIT Bhubaneswar, 23-25, May 2025. Presented on 25th May 2025
  2. Abhishek Kumar, Dileep Kumar Upadhyay, "CRLH-TL based Compact Dual Band Lowpass-Wide Bandpass Filter, 2024 International Conference on Signal Processing and Advance Research in Computing (SPARC-2024), Amity University, Lucknow, IEEE Xplore, pp. 1-5, 10 Jan 2025.
  3. Uday Kumar and Dileep Kumar Upadhyay, “Gain and Bandwidth Enhanced Microstrip Patch Antenna Using a Compact and High Aperture-Efficient Metamaterial Superstrate”, 15th International IEEE Conference On Computing, Communication And Networking Technologies (ICCCNT), June 24 - 28, 2024, IIT - Mandi, Himachal Pradesh, India, 2024. Accepted and Presented on 26-06-2024.
  4. Ravi Chandra and Dileep Kumar Upadhyay, “A Wideband SDIFS-DR-MIMO Antenna with Pattern Diversity for 5G Sub-6 GHz and 6G Band Applications”, 2024 IEEE Students Conference on Engineering and Systems (SCES), June 21-23, 2024, Prayagraj, India, 2024. Accepted and presented on 21-06-2024.
  5. Ravi Chandra, Dileep Kumar Upadhyay, ”A Compact Slotted Double-Inverted Frustum-Shaped Dielectric Resonator Antenna for 5G Sub-6 GHz and 6G Bands Applications”, IEEE International Conference on Next Generation Electronics (NEleX 2023), Organized by School of Electronics Engineering, Vellore Institute of Technology,  Vellore, Tamil Nadu India, held on 14th to 16th December 2023” pp. 1-6, doi: 10.1109/NEleX59773.2023.10421595.
  6. Sashi Shankar, Dileep Kumar Upadhyay, “A Compact Maple Leaf  shaped Frequency Reconfigurable Antenna for 5G NR, LTE, and ISM Band Applications ”, IEEE International Conference on Next Generation Electronics (NEleX 2023), Organized by School of Electronics Engineering, Vellore Institute of Technology,   Vellore, Tamil Nadu India, held  on 14th to 16th December 2023. pp. 1-6, doi: 10.1109/NEleX59773.2023.10420905.
  7. Sashi Shankar, Dileep Kumar Upadhyay, Reconfigurable X-Band Antenna with Notch Band Characteristics using EBG, 2023 14th International Conference on Computing, Communication and Networking Technologies (ICCCCNT), IIT Delhi, India, held on 6th to 8th July 2023, pp. 1-6, doi: 10.1109/ICCCNT56998.2023.10308377.
  8. Abhishek Kumar, Dileep Kumar Upadhyay, "CRLH-TL based Low Loss Diplexer with Wide-Stopband  and no Additional Matching Circuit, 2022 6th IEEE Conference on Information and Communication Technology (CICT-2022), Gwalior, pp. 01-05, Jan. 2023.
  9. Abhishek Kumar, Dileep Kumar Upadhyay, A Compact Planar Quint-Passband Lowpass Bandpass Filter Using Open-End Folded Stub CRLH-TLs, 2nd International conference on Advanced Communication Technologies and Signal Processing, (IEEE ACTS-2021)/Virtual conference, 15th to 17th Dec. 2021, NIT, Rourkela, pp. 01-05, Feb. 2022.
  10. Jai Utkarsh, Aman Kumar Lall, D. K. Upadhyay, G. K. Mishra “Frequency  Reconfigurable Bandpass Filter for IMT-A Applications”, 2nd IEEE  International Conference on Computing and Communications Technologies (ICCCT’17), pp. 46-48, 2017, DOI: 10.1109/ICCCT2.2017.7972242
  11. Uday Kumar, Dileep Kumar Upadhyay, Babu Lal Shahu, “Improvement of Performance parameters of rectangular patch antenna using metamaterial” IEEE International Conference on Recent Trends In Electronics Information Communication Technology (RTEICT-2016), pp. 1041-1045, May, 20-21, 2016
  12. Pankaj Kumar Das, Dileep Kr. Upadhyay, Babu Lal Shahu “Design and Development of a frequency Reconfigurable Annular Ring Slot Triangular Patch Antenna” IEEE International Conference on Recent Trends In Electronics Information Communication Technology (RTEICT-2016), (Poster presented paper) pp. 20-23, May, 20-21, 2016
  13. Sushant Anand, Ramendra Kumar Raj, Surbhi Sinha, D.K. Upadhyay, Gajendra Kant Mishra “Bandwidth Reconfigurable Patch Antenna for Next Generation Wireless Communication System Applications”, IEEE International Conference on Emerging  Trends in Communication Technologies (ETCT’16), pp. 1-5, 2016, DOI: 10.1109/ETCT.2016.7882991
  14. Jai Utkarsh, Ramendra Kumar Raj, Aman Kumar Lall, D. K. Upadhyay, Gajendra Kant Mishra “Reconfigurable Bandpass Filter for use of 2.7-3.1 GHz Radar Spectrum”, IEEE International Conference on Emerging  Trends in Communication Technologies (ETCT’16), pp. 1-4, 2016, DOI: DOI:  10.1109/ETCT.2016.7882965
  15.  Aman Kumar Lall, Jai Utkarsh, D.K. Upadhyay, G. K. Mishra “Reconfigurable Patch Antenna for Bandwidth Control for Point to Point Communication”, 2nd IEEE International Conference on Computing and Communications Technologies (ICCCT’17), pp. 87-89, 2016 DOI: 10.1109/ICCCT2.2017.7972252
  16. Dileep Kumar Upadhyay, Srikanta Pal ,“ Design of Miniaturized Dominant Mode Leaky-Wave Antenna using Left Handed Metamaterials”, Dept. of ECE, BIT, Mesra, Ranchi, Jharkhand, ICDeCOM-11, 24-25, February 2011 IEEE Xplore print ISBN 978-1-4244-9189-6, INSPEC Accession Number: 11887726. Digital Object Identifier:  10.1109/ICDECOM.2011.5738522.
  17. Dileep Kumar Upadhyay, Srikanta Pal,“ Design of Full Scanning Miniaturized Antenna using Left Handed Materials, Dept. of ECE, BIT, Mesra, Ranchi, Jharkhand, ICDeCOM-11,24-25, February 2011, IEEE Xplore print ISBN 978-1-4244-9189-6, INSPEC Accession Number: 11887727, Digital Object Identifier: 10.1109/ICDECOM.2011.5738523. 
Current Sponsored Projects
  1. “Big Data Analysis of 5G Network based Autonomous Drone Swarm System: A prototype,” Sponsored by IDEAS Technology Innovation Hub at ISI Kolkata, Amount: 14.4 Lakh, Duration: Sept. 2022 to March 2025. (Co-PI)
  2. “5G Use Case Lab,” Sponsored by Department of Telecommunication (DoT), Ministry of Communication, Amount: Rs. 75 Lakh,  Duration: Feb. 2024 to Feb. 2025. (Member)
  3. “Design and Development of Left-Handed Metamaterials based Microwave Circuits for Wireless Communication Systems,” Seed Money Scheme, BIT, Mesra, Amount: 77 Thousand, Duration: Nov. 2015 to Sept. 2017. (PI)
Intellectual Property Rights (IPR)
  1.  Sashi Shankar, Dileep Kumar Upadhyay, “A Frequency Reconfigurable Multiple-Input Multiple-Output (MIMO) Antenna System for Wireless Communication,” Filed on Nov. 2024, Status: Published.