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Biography Honors Lectures Activities Research

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Books

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Magazines

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Journals

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Conferences

Selected Publications:

Areas of research:

  • DL/ML for microwaves/antennas/wireless, flexible antennas and circuits, as well as liquid/dielectric antennas for 6G applications.

    • Books:

    1. A. Bhowal and R. S. Kshetrimayum, "Advanced Spatial Modulation Systems", Springer Nature, Singapore, 2021.
    2. B. Kumbhani and R. S. Kshetrimayum, "MIMO Wireless Communications Over Generalized Fading Channels", CRC Press, USA, 2017.
    3. R. S. Kshetrimayum, "Fundamentals of MIMO Wireless Communications", Cambridge University Press, UK, 2017.
    4. R. S. Kshetrimayum, "Electromagnetic Field Theory", Cengage Learning India, New Delhi, 2012.

    Magazines:

    1. R. S. Kshetrimayum, "An introduction to UWB communication systems", IEEE Potentials, Vol. 28, Issue 2, March-April 2009, pp. 9-13.
      Top accessed article
    2. R. S. Kshetrimayum, "Mobile Phones: Bad for your Health?", IEEE Potentials, Mar.-Apr. 2008, pp. 18-20.
    3. R. S. Kshetrimayum, "A Brief Intro to Metamaterials", IEEE Potentials, Vol. 23, Issue 5, pp. 44-46, Dec. 2004-Jan. 2005.
      Top accessed article

    Journals:

      2025:

    1. B. B. Pathak, R. S. Kshetrimayum, J. Hong, "Flexible SSPP Low-Pass Filter employing Trapezium-Mounted Semicircular-Shaped Unit Cell for B5G NR FR1 Radio Stripes Network", accepted for publication in IEEE Microwave and Wireless Technology Letters (Q1, Impact factor: 3.4). {Download paper at TechRxiv }New
    2. A. M. Sonagara, M. Mishra, R. S. Kshetrimayum, E. Björnson, Z. N. Chen, "Development and Assessment of Flexible Uniplanar SSPP-based Endfire MIMO Antenna for B5G Radio Stripe Network Applications", accepted for publication in IEEE Journal on Flexible Electronics (Q2). {Download paper at TechRxiv }New
    3. B. B. Pathak, R. S. Sangam, R. S. Kshetrimayum, J. Hong, M. A. Morgan, "Uniplanar Conformal Centre-Split M-Unit Cell employed SSPP Broadband Bandpass Filter for B5G Radio Stripe Networks", IEEE Microwave and Wireless Technology Letters (Q1, Impact factor: 3.4), vol. 35, no. 4, pp. 392-395, Apr. 2025.New

      4. 2023:

    4. M. Mishra, K. Dutta, R. S. Kshetrimayum, M. S. Sharawi, A. A. Kishk, S. Chaudhuri and S. Bhunia, "Mutual Coupling Reduction Between Two Tightly Packed Half-Split Cylindrical Dielectric Resonator Antennas”," IEEE Transactions on Antennas and Propagation (Q1, Impact factor: 5.8), vol. 71, no. 12, pp. 9974-9979, Dec. 2023. {Download paper at IEEE Xplore}
    5. A. M. Sonagara, M. Mishra, R. S. Kshetrimayum, E. Björnson, Z. N. Chen, "Ultra-Thin Flexible Uniplanar Antenna Based on SSPP for B5G Radio Stripe Network”," IEEE Antennas and Wireless Propagation Letters (Q1, Impact factor: 4.8), vol. 22, no. 8, pp. 1947-1951, Aug. 2023. {Download paper at IEEE Xplore}
    6. M. Mishra, S. Chaudhuri, R. S. Kshetrimayum, M. S. Sharawi and A. A. Kishk, "A Highly Efficient & Low-Mutual Coupling Partial Π/8 SIW Cavity Based 8-Port MIMO Antenna”,"IEEE Antennas and Wireless Propagation Letters (Q1, Impact factor: 4.8), vol. 22, no. 7, pp. 1721 - 1725, July 2023. {Download paper at TechRxiv IEEE Xplore}
    7. R. S. Kshetrimayum, M. Mishra, S. Aïssa, S. K. Koul, and M. S. Sharawi, "Diversity Order and Measure of MIMO Antennas in Single-User, Multi-User and Massive MIMO Wireless Communications," IEEE Antennas and Wireless Propagation Letters (Q1, Impact factor: 4.8), vol. 22, no. 1, pp. 19-23, Jan. 2023. {Download paper at TechRxiv IEEE Xplore} {Source codes: https://codeocean.com/capsule/4581198/tree/v1 https://codeocean.com/capsule/7554244/tree/v1}

      8. 2022:

    8. M. Mishra, S. Chaudhury, R. S. Kshetrimayum, A. Alphones and K. P. Esselle, "Space Efficient Meta-grid Lines for Mutual Coupling Reduction in Two-Port Planar Monopole and DRA Array," IEEE Access (Q1, Impact factor: 3.6), vol. 10, pp. 49829-49838, Jan. 2022.         Lecture slide
    9. R. S. Kshetrimayum, "Comment on “Compact UWB Monopole Antenna for Automotive Communications”," IEEE Transactions on Antennas and Propagation (Q1, Impact factor: 5.8), vol. 70, no. 2, pp. 1591-1591, Feb. 2022.

      10. 2021:

    10. A. Bhowal, S. Aïssa and R. S. Kshetrimayum, "“RIS-Assisted Advanced Spatial Modulation Techniques for Ambient Backscattering Communications,” IEEE Transactions on Green Communications and Networking (Q1, Impact factor: 6.7), vol. 5, no. 4, pp. 1684-1696, Dec. 2021.
    11. R. S. Sangam and R. S. Kshetrimayum, "Hybrid spoof surface plasmon polariton and substrate integrated waveguide bandpass filter with high out-of-band rejection for X-band applications", IET Microwaves, Antennas and Propagation (Impact factor: 1.7), vol. 15, no. 3, Feb. 2021, pp. 289-299. Top cited article
    12. A. Bhowal and R. S. Kshetrimayum, "Advanced Optical Spatial Modulation Techniques for FSO Communication," IEEE Transactions on Communications (Q1, Impact factor: 8.3), vol. 69, no. 2, Feb. 2021, pp. 1163-1174.
    13. R. S. Sangam, S. Dash and R. S. Kshetrimayum, "Ultra-Broadband Bandpass Filter Using Linearly Tapered Coupled-Microstrip Line and Open Loop Defected Ground Structure," IEEE Transactions on Circuits and Systems II: Express Briefs (Q1, Impact factor: 4.9), vol. 68, no.1, Jan. 2021, pp. 181 - 185.

      14. 2020:

    14. S. Chaudhuri, M. Mishra, R. S. Kshetrimayum, R. K. Sonkar, S. Bhattacharjee and B. Saha, "High port-to-port isolation dual circularly polarised microstrip patch antenna with multifunction DGS", IET Microwaves, Antennas and Propagation (Impact factor: 1.7), vol. 14, no. 15, Dec. 2020, pp. 2035–2044. Free access
    15. A. Bhowal and R. S. Kshetrimayum, "Optical Improved Quadrature Spatial Modulation for Cooperative Underwater Wireless Communication under Weak Oceanic Turbulence Conditions", IET Optoelectronics (Impact factor: 1.6), vol. 14, no. 6, Dec 2020, pp. 434–439. Free access
    16. M. Mishra, S. Chaudhury, R. S. Kshetrimayum and H. Chel, "Low Mutual Coupling Six-Port Planar Antenna for the MIMO Applications", International Journal of RF and Microwave Computer-Aided Engineering (Impact factor: 1.7), vol. 32, no. 12, Dec 2020. Top cited article
    17. S. Chaudhuri, M. Mishra, R. S. Kshetrimayum, R. K. Sonkar, H. Chel, and V. K. Singh, "Rectangular DRA Array for 24 GHz ISM Band Applications," IEEE Antennas and Wireless Propagation Letters (Q1, Impact factor: 4.8), vol. 19, no. 9, Sep. 2020, pp. 1501-1505.
    18. A. Bhowal and R. S. Kshetrimayum, "Relay based Hybrid FSO/RF communication employing Hybrid Spatial Modulation and Transmit Source Selection," IEEE Transactions on Communications (Q1, Impact factor: 8.3), vol. 68, no. 8, Aug. 2020, pp. 5018-5027.
    19. R. S. Sangam and R. S. Kshetrimayum, "Comment on Hybrid Spoof Surface Plasmon Polariton and Substrate Integrated Waveguide Broadband Band pass Filter With Wide Out-of-Band Rejection", IEEE Microwave and Wireless Components Letters (Impact factor: 3.3), vol. 30, no. 2, Feb. 2020, pp. 222-222.

      20. 2019:

    20. A. Bhowal and R. S. Kshetrimayum, "Transmit laser selection for two hop decode and forward FSO communication with pointing errors", IEEE Communications Letters (Q1, Impact factor: 4.4), vol. 23, no. 12, Dec. 2019, pp. 2301-2305.
    21. A. Bhowal, A. S. Sapre, R. Lalani and R. S. Kshetrimayum, "Advanced Spatial Modulation and Spatial Media Based Modulation for efficient B2B communications in Sporting Activities", IET Communications (Q2, Impact factor: 1.6), vol. 13, no. 20, Dec. 2019, pp. 3529-3536. Free access
    22. S. Chaudhuri, R. S. Kshetrimayum, R. K. Sonkar and M. Mishra, "Dual circularly polarised travelling wave slot antenna array", Electronics Letters (Impact factor: 1.1), Vol. 55, Issue 20, 03 October 2019, p. 1071-1073. Free access
    23. S. Chaudhury, R. S. Kshetrimayum and R. K. Sonkar, "High inter-port isolation dual circularly polarized slot antenna with interdigital capacitor", International Journal of RF and Microwave Computer-Aided Engineering (Impact factor: 1.7), vol. 29, issue 10, Oct. 2019. Top downloaded paper
    24. M. Manohar, R. S. Kshetrimayum and A. K. Gogoi, "A Compact Super Wideband Polarization Diversity Printed Monopole Antenna with Dual Band-notched Functionality", International Journal of Microwave and Wireless Technologies (Impact factor: 1.6), vol. 11, no. 7, September 2019, pp. 694-702
    25. A. Bhowal and R. S. Kshetrimayum, "Outage Probability Bound of Decode and Forward Two Way Relay employing Optical Spatial Modulation over Gamma-Gamma Channels", IET Optoelectronics (Impact factor: 1.6), vol. 13, no. 4, Aug 2019, pp. 183-190. Free access
    26. A. Bhowal and R. S. Kshetrimayum, "Performance analysis of B2B communication for different sporting activities", IEEE Sensors Letters (Q2, Impact factor: 2.2), vol. 3, issue 7, July 2019.
    27. S. Chaudhury, R. S. Kshetrimayum and R. K. Sonkar, "High inter-port isolation dual circularly polarised slot antenna with split-ring resonator based novel metasurface", AEU International Journal of Electronics and Communications (Q2, Impact factor: 3.2), vol. 107, July 2019, pp. 146-156.
    28. A. Bhowal and R. S. Kshetrimayum, "Outage Probability Bound of Decode and Forward Two Way Full Duplex Relay employing Spatial Modulation over Cascaded α-μ Channels", International Journal of Communication Systems (Q2, Impact factor: 1.8), vol. 32, issue 3, February 2019, pp. 1-15.
    29. R. S. Sangam, S. Poolakkal, R. Palthiya, N. Nallam, R. S. Kshetrimayum, "Dual-port, aperture coupled and tapered fed patch antenna for full-duplex ISM applications", Microwave and Optical Technology Letters (Impact factor: 1.5), vol. 61, issue 2, February 2019, pp. 542-545.

      30. 2018:

    30. R. S. Sangam and R. S. Kshetrimayum, "Notched UWB filter using exponential tapered impedance line stub loaded microstrip resonator", The Journal of Engineering (Q1, Impact factor: 1), vol. 2018, issue 9, Sept. 2018, pp. 768 – 772. Free access
    31. A. Agrawal and R. S. Kshetrimayum, "Analytical BER Calculation of TAS/MRC based Two Hop UWB System Over IEEE 802.15.4a Channel Model", IETE Technical Review (Q2, Impact factor: 1.8), vol. 35, issue 5, 2018, pp. 467-475.
    32. A. Bhowal and R. S. Kshetrimayum, "Performance Analysis of One-way and Two-way relay for Underwater Optical Wireless Communications", OSA Continuum (Impact factor: 1.6), vol. 1, issue 4, 2018, pp. 1400-1413. Free access

      33. 2017:

    33. S. Bhattacharjee, R. S. Kshetrimayum and R. Bhattacharjee, "On the theoretical modeling of radiation characteristics of printed monopole antennas", Applied Computational Electromagnetics Society Journal (Impact factor: 0.7), vol. 32, no. 9, September 2017, pp. 842-847. Free access
    34. A. Agrawal and R. S. Kshetrimayum, "Transmit Antenna Selection in the Cooperative Communication Based UWB System", Wireless Personal Communications (Q2, Impact factor: 2.2), June 2017, Volume 94, Issue 4, pp 3001-3015.
    35. M. Manohar, R. S. Kshetrimayum and A. K. Gogoi, "A Compact Dual Band-notched Circular Ring Printed Monopole Antenna for Super wideband Applications", RadioEngineering (Impact factor: 1.1), vol. 26, no. 1, April 2017, pp. 64-70. Free access
    36. M. Manohar, R. S. Kshetrimayum and A. K. Gogoi, "Superwideband Antenna with Single Band Suppression", International Journal of Microwave and Wireless Technologies (Impact factor: 1.6), vol. 9, Issue 1, February 2017, pp. 143-150.

      37. 2016:

    37. S. Bhattacharjee, R. S. Kshetrimayum and R. Bhattacharjee, "Printed monopole antennas on uniaxial substrate: Theory and Simulation", Electronics Letters (Impact factor: 1.1), vol. 52, Issue 10, May 2016, pp. 796-798. Free access
    38. B. Kumbhani and R. S. Kshetrimayum, "Performance Analysis of MIMO systems with Antenna Selection over Generalized k − μ Fading Channels", IETE Journal of Research (Impact factor: 1.5), vol. 62, issue 1, (2016), pp. 45-54. {IETE S K Mitra Memorial Award 2017 for the best research oriented paper}

      39. 2015:

    39. A. Agrawal and R. S. Kshetrimayum, "Analysis of UWB communication over IEEE802.15.3a channel by superseding lognormal shadowing by mixture of Gamma distributions", AEU International Journal of Electronics and Communications (Q2, Impact factor: 3.2), vol. 69, issue 12, Dec. 2015, pp. 1795-1799.
    40. S. Bhattacharjee, R. S. Kshetrimayum and R. Bhattacharjee, "On the equivalent circuit, input impedance, reflection coefficient and bandwidth of printed monopole antenna", Microwave and Optical Technology Letters (Impact factor: 1.5), vol. 57, Issue 7, July 2015, pp. 1535-1538.
    41. S. Bhattacharjee, R. S. Kshetrimayum and R. Bhattacharjee, "Derivation of potential Green functions for ungrounded dielectric slab and its application in full wave analysis of PMAs", Journal of Electromagnetic Waves and Applications (Impact factor: 1.3), vol. 29, issue 16, Nov. 2015, pp. 2242-2256.
    42. S. S. Karthikeyan and R. S. Kshetrimayum, "Compact and Wide Stopband Lowpass Filter Using Open Complementary Split Ring Resonator and Defected Ground Structure", Radioengineering (Impact factor: 1.1), vol. 24, no. 3, September 2015, pp. 708-711. Free access
    43. R. Uikey, R. S. Sangam, K. Prasadu and R. S. Kshetrimayum, "Novel Notched UWB Filter Using Stepped Impedance Stub Loaded Microstrip Resonator and Spurlines", International Journal of Microwave Science and Technology, vol. 2015, September 2015, Article ID 939521, 5 pages. Free access
    44. B. Kumbhani and R. S. Kshetrimayum, "Analysis of TAS/MRC based MIMO systems over η − μ Fading Channels", IETE Technical Review (Q2, Impact factor: 2.2), vol. 32, issue 4, (2015), pp. 252-259.
    45. B. Kumbhani and R. S. Kshetrimayum, "MGF based approximate SER calculation of SM MIMO systems over generalizedη−μ and κ−μ fading channels", Wireless Personal Communications (Q2, Impact factor: 2.2), vol. 83, issue 3, (2015), pp. 1903-1913.
    46. B. Kumbhani and R. S. Kshetrimayum, "Error Performance of Two-hop Decode and Forward Relaying Systems with Source and Relay Transmit Antenna Selection", Electronics Letters (Impact factor: 1.1), vol. 51, Issue 6, 19 March 2015, pp. 530-532. Free access

      47. 2014:

    47. M. Kulkarni, L. Choudhary, B. Kumbhani and R. S. Kshetrimayum, "Performance analysis comparison of transmit antenna selection with maximal ratio combining and orthogonal space time block codes in equicorrelated Rayleigh fading multiple input multiple output channels", IET Communications (Q2, Impact factor: 1.6), vol. 8, Issue 10, July 2014, pp. 1850-1858. Free access
    48. M. Manohar, R. S. Kshetrimayum and A. K. Gogoi, "A Compact Printed Triangular Monopole Antenna for Ultra-wideband Application", Microwave and Optical Technology Letters (Impact factor: 1.5), vol. 56, Issue 5, May 2014, pp. 1155-59.
    49. B. Kumbhani, L. N. B. Reddy and R. S. Kshetrimayum, "Approximate symbol error rate of cooperative communication over generalised κ−μ and η−μ fading channels", The Journal of Engineering (Q1, Impact factor: 1), vol. 201, issue 1, Jan. 2014, pp. 16–19. Free access
    50. M. Manohar, R. S. Kshetrimayum and A. K. Gogoi, "Printed Monopole Antenna with Tapered Feed Line, Feed Region and Patch for Super Wideband Applications", IET Microwaves, Antennas and Propagation (Impact factor: 1.7), vol. 8, Issue 1, Jan. 2014, pp. 39-45.
    51. B. Kumbhani and R. S. Kshetrimayum, "Outage Probability Analysis of Spatial Modulation Systems with Antenna Selection", Electronics Letters (Impact factor: 1.1), vol. 50, Issue 2, Jan 2014, pp. 125-126. Free access

      52. 2013:

      2012:

      2011:

    52. J. R. Panda and R. S. Kshetrimayum, "A 3.4/5.5 GHz dual-band notched UWB printed monopole antenna with two open-circuited stubs in the microstrip feedline", Microwave and Optical Technology Letters (Impact factor: 1.5), Vol. 53, Issue 12, Dec. 2011, pp. 2973-2978.
    53. S. S. Karthikeyan and R. S. Kshetrimayum, "Compact, Harmonic Suppressed Power Divider using Open Complementary Split Ring Resonator", Microwave and Optical Technology Letters (Impact factor: 1.5), Vol. 53, Issue 12, Dec. 2011, pp. 2897-2899.
    54. S. S. Karthikeyan and R. S. Kshetrimayum, "Size miniaturized rat-race coupler using open complementary split ring resonator", IEICE Transactions on Electronics (Impact factor: 0.5), Vol. E94-C, No. 10, pp. 1601-1604, October 2011.
    55. J. R. Panda and R. S. Kshetrimayum, "An F-shaped printed monopole antenna for dual-band RFID and WLAN applications", Microwave and Optical Technology Letters (Impact factor: 1.5), Vol. 53, Issue 7, July 2011, pp. 1478-81.
    56. J. R. Panda and R. S. Kshetrimayum, "A Printed 2.4 GHz/5.8 GHz Dual-band Monopole Antenna with a Protruding Stub in the Ground Plane for WLAN and RFID Applications", Progress In Electromagnetics Research (Q1, Impact factor: 9.3), Vol. 117, pp. 425-434, 2011. Free access
    57. J. R. Panda, A. S. R. Saladi and R. S. Kshetrimayum, "A Compact Printed Monopole Antenna for Dual-band RFID and WLAN Applications", Radioengineering (Impact factor: 1.1), Vol. 20, Issue 2, June 2011, pp. 464-467. Free access
    58. S. S. Karthikeyan and R. S. Kshetrimayum, "Compact, Deep and Wide Rejection Bandwidth Lowpass Filter using Open Complementary Split Ring Resonator", Microwave and Optical Technology Letters (Impact factor: 1.5), Vol. 53, Issue 4, April 2011, pp. 845-848.

      59. 2010:

    59. S. S. Karthikeyan and R. S. Kshetrimayum, "Notched UWB bandpass filter using Complementary Single Split Ring Resonator", IEICE Electronics Express (Impact factor: 0.8), Vol. 7, Issue 17, Sept. 2010, pp. 1290-1295. Free access
    60. S. S. Karthikeyan and R. S. Kshetrimayum, "Composite Right/Left Handed Transmission line based on Open Slot Split ring Resonator", Microwave and Optical Technology Letters (Impact factor: 1.5), Vol. 52, Issue 8, May 2010, pp. 1729-1731.

      61. 2009:

    61. M. B. Manapati and R. S. Kshetrimayum, "SAR reduction in human head from mobile phone radiation using single negative metamaterials", Journal of Electromagnetic Waves and Applications (Impact factor: 1.3), Vol. 23, no. 10, pp. 1385-1395, 2009.
    62. S. S. Karthikeyan and R. S. Kshetrimayum, "Compact Wideband Bandpass Filter using Open Slot Split Ring Resonator and CMRC", Progress In Electromagnetics Research Letters (Impact factor: 0.9), vol. 10, pp. 39-48, 2009. Free access
    63. R. S. Kshetrimayum, S. S. Karthikeyan and D. Dey, "Band Gap Determination of Triangular Lattice EBGs in the Ground Plane", AEU International Journal of Electronics and Communication (Q2, Impact factor: 3.2), vol. 63, Issue 8, Aug. 2009, pp. 699-702.
    64. R. S. Kshetrimayum, "Printed Double-T Monopole Antennas for Triband Applications", Microwave and Optical Technology Letters (Impact factor: 1.5), Vol. 51, Issue 7, July 2009, pp. 1640-1642.
    65. S. S. Karthikeyan and R. S. Kshetrimayum, "Harmonic suppression of parallel coupled microstrip line bandpass filter using CSRR", Progress In Electromagnetics Research Letters (Impact factor: 0.9), Vol. 7, 193-201, 2009. Free access

      66. 2008:

    66. R. S. Kshetrimayum, "Printed Monopole Antennas for Multiband Applications", International Journal of Microwave and Optical Technology, Vol. 3, No. 4, September 2008, pp. 474-480. Free access
    67. R. S. Kshetrimayum, S. Kallapudi and S. S. Karthikeyan, "Stop Band Characteristics for Periodic Patterns of CSRRs in the Ground Plane and its Applications in Harmonic Suppression of Band Pass Filters", International Journal of Microwave and Optical Technology, Vol. 3, No. 2, April 2008, pp. 88-95. Free access
    68. R. S. Kshetrimayum and R. Pillalamarri, "Novel UWB printed monopole antenna with triangular tapered feed lines", IEICE Electronics Express (Impact factor: 0.8), Vol. 5, No. 8, April 25, 2008, pp. 242-247. Free access

      69. 2007:

    69. R. S. Kshetrimayum, S. Kallapudi and S. S. Karthikeyan, "Stopband Characteristics for Periodic Patterns of CSRRs in the Ground Plane", IETE Technical Review (Q2, Impact factor: 2.2), Vol. 24, No 6, Nov-Dec 2007, pp 449-460.

      70. 2006:

    70. R. S. Kshetrimayum and L. Zhu, "EBG Design using FSS Elements in Rectangular Waveguide", Applied Computational Electromagnetics Society Journal (Impact factor: 0.7), Vol. 21, No. 2, July 2006, pp. 149-154. Free access

      71. 2005:

    71. R. S. Kshetrimayum and L. Zhu, "Novel SIS Resonator Waveguide Filters", International Journal of RF and Microwave Computer-Aided Engineering (Impact factor: 1.7), Vol. 15, Issue 6, Nov. 2005, pp. 560-566.
    72. R. S. Kshetrimayum, L. Zhu and K. J. Vinoy, "Equivalent material parameter extraction of double strip loaded waveguide", IEICE Electronics Express (Impact factor: 0.8), Vol. 2, No. 5, March 10, 2005, pp. 165-169. Free access
    73. R. S. Kshetrimayum and L. Zhu, "Guided-wave Characteristics of Waveguide Based Periodic Structures Loaded with Various FSS Strip Layers", IEEE Transactions on Antennas and Propagation (Q1, Impact factor: 5.8), Vol. 53, No. 1, pp. 120-124, Jan. 2005.

      74. 2004:

    74. R. S. Kshetrimayum and L. Zhu, "Hybrid MOM-Immittance approach for fullwave characterization of printed strips and slots in layered waveguide and its applications", IEICE Transactions on Electronics (Impact factor: 0.5), Vol. E87-C, No. 5, pp. 700-707, May 2004.

    Conferences:

      2025:

    1. B. B. Pathak, R. S. Kshetrimayum, " Conformal SSPP Bandpass Filter Using Higher Order Mode for 5G NR FR3 Application," accepted for presentation in IEEE International RF and Microwave Conference, Penang, Malaysia, Sep. 2025 New
    2. A. B. Dey, W. Arif, R. S. Kshetrimayum, " Machine Learning-Based Classification of Oils Using Dielectric Properties and Microwave Resonant Sensing," accepted for presentation in IEEE INDISCON, Rourkela, India, Aug. 2025 New
    3. S. Baghel, P. Das, A. Bhowal and R. S. Kshetrimayum, "Multi-Modal Semantic Communication Systems for Sustainability: A Comprehensive Survey," accepted for presentation in IEEE INDISCON, Rourkela, India, Aug. 2025 New
    4. A. Kumar, D. Chaturvedi, M. P. Abegaonkar, R. K. Sonkar, R. S. Kshetrimayum, S. K. Sahu, "QMSIW Based Self-Diplexing MIMO Antenna," in Proc. European Conference on Antennas and Propagation (EuCAP), Stockholm, Sweden, March 2025 New
    5. S. K. Sahu, R. S. Kshetrimayum, and R. K. Sonkar, "High Gain SIW-Fed Notched Spherical-Frustum Shaped Stacked DRA for B5G Application," Proc. European Conference on Antennas and Propagation (EuCAP), Stockholm, Sweden, March 2025 New
    6. M. Kumar, B. B. Pathak, R. S. Kshetrimayum, "Ultra-thin Flexible Power Divider based on SSPP for B5G Radio Stripe Networks," in Proc. National Conference on Communications, New Delhi, India, Mar. 2025. New

      7. 2024:

    7. S. K. Sahu, R. S. Kshetrimayum, and R. K. Sonkar, "High Gain and Dual Band SIW-Fed Stacked Conical DRA for 5G NR FR1 Application," accepted for presentation in European Conference on Antennas and Propagation (EuCAP), Glasgow, Scotland, March 2024

      8. 2023:

    8. P. R. Dhangar, S. K. Sahu and R. S. Kshetrimayum,, "Novel Metasurface Design With ϵ-Shaped Unit Cell for High Reflectivity and Wide Phase Range," in Proc. IEEE Microwave, Antennas, and Propagation Conference (MAPCON), Ahmedabad, India, Dec. 2023
    9. S. K. Sahu, R. S. Kshetrimayum, and R. K. Sonkar, "Substrate Integrated Waveguide Fed Stacked DRA for 5G NR FR2 Applications," in Proc. IEEE Microwave, Antennas, and Propagation Conference (MAPCON), Ahmedabad, India, Dec. 2023
    10. B. B. Pathak and R. S. Kshetrimayum, "Conformal and Compact Low Pass Filter based on SSPP for B5G NR FR1 Radio Stripe Network Application," in Proc. International Conference on Microwave, Optical and Communication Engineering, Bhubaneswar, India, May 2023
    11. S. Mondal, A. Bhowal, S. Kashyap, R. S. Kshetrimayum and M. Patra, "Performance Analysis of a Mixed RF-FSO aided Cognitive Radio Network," in Proc. International Conference on Microwave, Optical and Communication Engineering, Bhubaneswar, India, May 2023
    12. U. K. Sarma and R. S. Kshetrimayum, "Pattern and Frequency Re-Configurability with Liquid DRAs: Bi-Directional and Uni-Directional Radiation Patterns," in Proc. National Conference on Communications, Guwahati, India, Feb. 2023.
    13. S. Mondal, A. Bhowal, S. Kashyap, R. S. Kshetrimayum and M. Patra, "Outage Probability Analysis of Hard-Switching Based Mixed FSO/IRS-Aided RF Communication," in Proc. National Conference on Communications, Guwahati, India, Feb. 2023.

      14. 2022:

    14. R. S. Kshetrimayum, M. Mishra and S. Aïssa, “Multiplexing Gain and Sum-Rate Loss of MIMO Antennas,” in Proc. IEEE Microwaves, Antennas, and Propagation Conference (MAPCON), Bangalore, India, Dec. 2022.
    15. S. Kongari, M. Mishra and R. S. Kshetrimayum, “ Low Mutual Coupling with High Efficiency Circularly Polarized MIMO DRA for On-Chip mm-Wave Applications,” in Proc. Asia-Pacific Microwave Conference (APMC), Yokohama, Japan, Nov-Dec 2022.
    16. M. Mishra, S. Chaudhuri, R. S. Kshetrimayum and K. Dutta, “"New Design Approach for Mutual Coupling Reduction in Two-Port Compact Antenna Array for W-LAN MIMO Applications,” in Proc. URSI Atlantic / Asia-Pacific Radio Science Conference (AT-AP-RASC), Gran Canaria, Spain, May-June 2022.
    17. A. M. Sonagara and R. S. Kshetrimayum, “"Broadside Radiation based on Even-mode Spoof Surface Plasmon Polaritons Excited by Slot in AMC Ground Plane,” in Proc. URSI Atlantic / Asia-Pacific Radio Science Conference (AT-AP-RASC), Gran Canaria, Spain, May-June 2022.
    18. S. Kongari, M. Mishra and R. S. Kshetrimayum, “ High Gain Circularly Polarized Cylindrical DRA for mm-wave On-chip Applications,” in Proc. URSI Atlantic / Asia-Pacific Radio Science Conference (AT-AP-RASC), Gran Canaria, Spain, May-June 2022.

      2021:

    19. S. Lakkimsetti and R. S. Kshetrimayum, “ Ultra-thin and conformal SSPP based UWB low pass filter for B5G Radio Stripe Networks,” in Proc. IEEE Asia-Pacific Conference on Applied Electromagnetics (APACE), Penang, Malaysia, Dec. 2021.         Lecture slide
    20. S. Kumar, A. M. Sonagara and R. S. Kshetrimayum, “A Bidirectional pattern of DRA by Employing Cylindrical Spoof Surface Plasmon Polariton,” in Proc. IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting (APS/URSI), Singapore, Dec. 2021.         Lecture slide
    21. S. Lakkimsetti, R. S. Kshetrimayum and M. A. Morgan, “Broadband Input Quasi-Reflectionless BPF and BSF for 5G Applications,” in Proc. Asia-Pacific Microwave Conference (APMC), Brisbane, Australia, Dec. 2021.
    22. S. Kumar and R. S. Kshetrimayum, “ A Unidirectional Ku-band Antenna With a High Front-to-Back ratio by Integration of Cylindrical DRA With Cylindrical SSPP Structure,” in Proc. International Symposium on Antennas and Propagation (ISAP), Taipei, Taiwan, Oct. 2021.         Lecture slide
    23. A. M. Sonagara and R. S. Kshetrimayum, “Circularly Polarized Antenna based on Spoof Surface Plasmon Polaritons using Artificial Ground Plane,” in proc. IEEE 19th International Symposium on Antenna Technology and Applied Electromagnetics (ANTEM), Winnipeg, Canada, Aug. 2021.
    24. A. Bhowal, S. Aïssa and R. S. Kshetrimayum, “RIS-Assisted Spatial Modulation and Space Shift Keying for Ambient Backscattering Communications,” in Proc. IEEE International Conference on Communications (ICC), Montreal, Canada, June 2021.
    25. M. Mishra, S. Chaudhuri and R. S. Kshetrimayum, "Four-port DRA Array for MIMO Applications", in Proc. International Symposium on Antennas and Propagation (ISAP), Osaka, Japan, Jan 2021. {Slides}
    26. A. Sundrani, S. Kumar and R. S. Kshetrimayum, "Dual-band Coplanar SSPP Endfire Radiating Antenna", in Proc. International Symposium on Antennas and Propagation (ISAP), Osaka, Japan, Jan 2021. {Slides}

      27. 2020:

    27. M. Mishra, R. S. Kshetrimayum and S. Chaudhuri, "Low Mutual Coupling Dual-port Dual-band MIMO Antenna Array for Mobile Terminal", in Proc. URSI General Assembly (URSI-GA), Rome, Italy, Aug. 2020.
    28. M. Mishra, S. Chaudhuri, R. S. Kshetrimayum and S. Bhunia, "Highly compact DRA array using metallic grid-shaped partial ground plane", in Proc. IEEE MTT-S International Microwave Workshop Series on Advanced Materials and Processes for RF and THz Applications (IMWS-AMP), Suzhou, China, July 2020. {Slides}
    29. M. Mishra, R. S. Kshetrimayum and S. Chaudhuri, "Low Mutual Coupling Four-Port MIMO Antenna Array for 3.5 GHz WiMAX Application", in Proc. IEEE Region 10 Symposium (TENSYMP), Dhaka, Bangladesh, June 2020.
    30. S. Chaudhuri, R. S. Kshetrimayum, R. K. Sonkar and M. Mishra, "Wideband Rectangular Dielectric Resonator Antenna Array for ISM Band Applications", in Proc. IEEE TENSYMP, Dhaka, Bangladesh, June 2020.
    31. A. Bhowal, R. S. Kshetrimayum, "Transmit laser selection for dual hop decode and forward UOWC cooperative communication", in Proc. IEEE Wireless Communications and Networking Conference (WCNC), Seoul, South Korea, May 2020. {Student Travel Grant by IEEE Communications Society for A. Bhowal}

      32. 2019:

    32. S. Mog and R. S. Kshetrimayum, "Performance Analysis of SM-based Hybrid MIMO FSO/RF System", in Proc. IEEE International Conference on Advanced Networks and Telecommunications Systems (IEEE ANTS), Dec. 2019, Goa, India.
    33. S. Chaudhuri, R. S. Kshetrimayum, R. K. Sonkar, and D. Mishra, "Dual Circularly Polarized Slot Antenna with Novel Isolator", in Proc. PhotonIcs & Electromagnetics Research Symposium (PIERS), Rome, Italy, June 2019.
    34. S. Chaudhuri, R. S. Kshetrimayum, R. K. Sonkar, and D. Mishra, "High Gain Dual Linearly Polarized Patch Antenna Array", in Proc. PIERS, Rome, Italy, June 2019.
    35. M. Mishra and R. S. Kshetrimayum, "Compact Quad-band MIMO Antenna Array with Low Mutual Coupling for Mobile Terminal", in Proc. IEEE TENSYMP, Kolkatta, India, June 2019, pp. 665-670.
    36. S. Chaudhuri, R. S. Kshetrimayum and R. K. Sonkar, "High inter-port isolation modified Franklin dual circularly polarized microstrip antenna", in Proc. European Conference on Antennas and Propagation (EuCAP), Krakaw, Poland, March-April 2019.
    37. R. S. Sangam and R. S. Kshetrimayum, "An Improved T-Junction Power Divider Using Linearly Tapered Microstrip Lines", in Proc. URSI Asia-Pacific Radio Science Conference (AP-RASC), New Delhi, India, March 2019.

      38. 2018:

    38. R. S. Sangam and R. S. Kshetrimayum, "Linear Tapers: Analysis, Design and Applications", in Proc. IEEE MTT-S International Microwave and RF Conference (IMaRC), Kolkatta, India, Nov. 2018.
    39. V. Viswanath, S. Alam and R. S. Kshetrimayum, "Spectrum Sensing and Collision with Primary Users in MIMO Cognitive Radio", in Proc. National Conference on Communications (NCC), Hyderbad, Feb. 2018.

      40. 2017:

    40. A. Agrawal and R. S. Kshetrimayum, "Average SINR Analysis of mm-Wave System at 60 GHz Using First and Second order Moments", in Proc. IEEE International Conference on Advanced Networks and Telecommunications Systems (IEEE ANTS), Dec. 2017, Bhubaneswar, India. {Best Paper Award (Third Prize)}
    41. R. S. Sangam and R. S. Kshetrimayum, "Approximate design equation for iris width calculation of iris substrate integrated waveguide (SIW) band pass filters", in Proc. NCC, Chennai, March 2017.
    42. A. Bhowal and R. S. Kshetrimayum, "Large Scale MIMO performance analysis over Cascaded α-μ MIMO channel for M2M Communication", in Proc. International Conference on COMmunication Systems & NETworkS (COMSNETS), Jan. 2017, Bangalore, India. {Domestic Travel Grant for A. Bhowal}
    43. A. Bhowal and R. S. Kshetrimayum, "End to End Performance Analysis of M2M Cooperative System over Cascaded α-μ Channels", in Proc. COMSNETS, Jan. 2017, Bangalore, India. {Domestic Travel Grant for A. Bhowal}

      44. 2016:

    44. G. Singh and R. S. Kshetrimayum, "Some experimental observation on implicit Crank Nicolson FDTD method based modeling of Lorentzian DNG metamaterial", in Proc. IEEE International Conference on Industrial and Information Systems (ICIIS), December 2016, Roorkee, India.
    45. M. Chaudhury, N. K. Meena and R. S. Kshetrimayum, "Local search based near optimal low complexity detection for large MIMO System", in Proc. IEEE ANTS, Nov. 2016, Bangalore, India.
    46. B. Kumbhani and R. S. Kshetrimayum, "Source and Relay Transmit Antenna Selection in Two Hop Cooperative Communication Systems over k− μ Fading Channels", in Proc. NCC, March 2016, Guwahati, India
    47. A. K. Saxena, S. Goyal and R. S. Kshetrimayum, "Approximate Analysis of MIMO based Cooperative Communication in α−μ Channel Distribution", in Proc. COMSNETS, Jan. 2016, Bangalore, India.

      48. 2015:

    48. S. Bhattacharjee, R. S. Kshetrimayum and R. Bhattacharjee, "Bandwidth enhancement of Printed Monopole Antennas using Magnetodielectric cover", in Proc. IEEE Applied Electromagnetics Conference (AEMC), Dec. 2015, Guwahati, India.
    49. S. Borah and R. S. Kshetrimayum, "UPML-FDTD Analysis of Printed Monopole Antennas", in Proc. AEMC, Dec. 2015, Guwahati, India
    50. B. Kumbhani, V. K. Mohandas, R. P. Singh, S. Kabra and R. S. Kshetrimayum, "Analysis of Space-Time Block Coded Spatial Modulation in Correlated Rayleigh and Rician Fading Channels", in Proc. IEEE International Conference on Digital Signal Processing (DSP), Singapore, July 2015, pp. 516-520.
    51. S. Gupta, J. Yadav and R. S. Kshetrimayum, "Low complexity detection algorithm for Alamouti like STBC for Large MIMO systems", in Proc. IEEE CONECCT, Bangalore, India, July 2015.
    52. A. Agrawal and R. S. Kshetrimayum, "Transmit Antenna Selection for UWB Communication System over IEEE 802.15.3a Channel Model", in Proc. IEEE International Conference on Electronics, Computing and Communication Technologies (IEEE CONECCT), Bangalore, India, July 2015.

      53. 2014:

    53. M. Manohar, U. K. Nemani, R. S. Kshetrimayum and A. K. Gogoi, "A novel super wideband notched printed trapezoidal monopole antenna with triangular tapered feedline", in Proc. International Conference on Signal Processing and Communications (SPCOM), Bangalore, India, July 2014.

      54. 2013:

    54. R. P. Kumar and R. S. Kshetrimayum, "An Efficient Methodology for Parallel Concatenation of LDPC codes with reduced complexity and decoding delay", in Proc. NCC, New Delhi, India, Feb. 2013

      55. 2012:

    55. B. Kumbhani, V. K. Veludandi and R. S. Kshetrimayum, "Analytical BER Calculation of TH-PPM UWB System in Presence of NBI Taking into Account IPI, ICI and ISI", in Proc. IEEE India Council International Conference (INDICON), Kochi, India, Dec. 2012.

      56. 2011:

    56. A. S. R. Saladi, J. R. Panda and R. S. Kshetrimayum, "An E-Shaped CPW-Fed Folded-Slot Antenna for the 2.45 GHz RFID applications", in Proc. International Conference on Communications and Signal Processing (ICCSP), Calicut, India, Feb. 2011.
    57. J. R. Panda and R. S. Kshetrimayum, "A Printed 2.4 GHz/5.8 GHz Dual-Band Monopole Antenna for WLAN and RFID Applications with a Protruding Stub in the Ground Plane", in Proc. NCC, Bangalore, India, Jan. 2011.

      58. 2010

    58. J. R. Panda and R. S. Kshetrimayum, "A Printed F-Shaped Dual-band Monopole Antenna for RFID and WLAN Applications", in Proc. International Conference on Computer and Communication Technology (ICCCT), Allahabad, India, Sep. 2010
    59. J. R. Panda and R. S. Kshetrimayum, "A Planar Microstrip-Line Fed elliptical UWB 5.2 GHz/5.8 GHz Notch Antenna with U-Shaped Slot", in Proc. ICCCT, Allahabad, India, Sep. 2010
    60. J. R. Panda and R. S. Kshetrimayum, "A Compact CPW-Fed Hexagonal 5 GHz/6 GHz Band-Notched Antenna With An U-Shaped Slot For Ultrawideband Communication System", in Proc. SPCOM, Bangalore, India, July 2010.
    61. J. R. Panda and R. S. Kshetrimayum, "A Printed Trident Shaped Triple-Band Monopole Antenna for Wireless Applications", in Proc. SPCOM, Bangalore, India, July 2010
    62. A. S. R. Saladi, J. R. Panda and R. S. Kshetrimayum, "A Compact Printed 9- Shaped Dual-band Monopole Antenna for WLAN and RFID Applications", in Proc. International Conference on Computing, Communication and Networking Technologies (ICCCNT), Karur, India, June-July 2010
    63. J. R. Panda, A. S. R. Saladi and R. S. Kshetrimayum, "A Compact 3.4/5.5 GHz Dual Band-Notched UWB Monopole Antenna With Nested U-Shaped Slots", in Proc. ICCCNT, Karur, India, June-July 2010
    64. S. Bojanapally and R. S. Kshetrimayum, "Wideband Antenna Array Beamforming using FIR Filter", in Proc. ICCCNT, Karur, India, June-July 2010
    65. J. R. Panda, P. Kakumanu and R. S. Kshetrimayum, "A Wide-band Monopole Antenna in Combination with a UWB Microwave Band-pass Filter for Application in UWB Communication System", in Proc. INDICON, Kolkatta, India, Dec. 2010.
    66. S. R. Mallipeddy and R. S. Kshetrimayum, "Impact of Multiple UWB Devices on IEEE 802.11a WLAN Systems", in Proc. NCC, Chennai, India, Jan. 2010

      67. 2009

    67. J. R. Panda and R. S. Kshetrimayum, "A Compact CPW-Fed Monopole Antenna With E-Shaped Slot For 5 GHz/6 GHz Band-Notched Ultra-wideband Applications", in Proc. INDICON, Ahmedabad, India, Dec. 2009
    68. S. S. Karthikeyan, M. B. Manapati and R. S. Kshetrimayum, "Reduction of specific absorption rate in human tissues using split ring resonators", in Proc. AEMC, Kolkatta, India, Dec. 2009 {IEEE Student Author Award for S. S. Karthikeyan}
    69. S. S. Karthikeyan and R. S. Kshetrimayum, "Slot split ring resonators and its applications in performance enhancement of microwave filter", in Proc. AEMC, Kolkatta, India, Dec. 2009 {IEEE Student Author Award for S. S. Karthikeyan }
    70. J. R. Panda and R. S. Kshetrimayum, "A printed inverted double L-shaped dualband monopole antenna for RFID applications", in Proc. AEMC, Kolkatta, India, Dec. 2009
    71. J. R. Panda and R. S. Kshetrimayum, "A compact printed U-shaped dual-band monopole antenna for wireless and RFID applications", in Proc. AEMC, Kolkatta, India, Dec. 2009
    72. J. R. Panda and R. S. Kshetrimayum, "A printed C-shaped dual-band monopole antenna for RFID applications", in Proc. AEMC, Kolkatta, India, Dec. 2009
    73. R. S. Kshetrimayum, S. S. Karthikeyan and V. K. Meduru, "ANN for fast and accurate design of spiral inductors", in Proc. NCC, Guwahati, India, Jan. 2009, pp. 54-58.
    74. R. S. Kshetrimayum, J. R. Panda and R. Pillalamarri, "UWB printed monopole antenna with a notch frequency for coexistence with IEEE 802.11a WLAN devices", in Proc. NCC, Guwahati, India, Jan. 2009, pp. 59-63.

      75. 2008

    75. S. R. Munnangi, G. Haobijam, M. Kothamasu, R. Paily and R. S. Kshetrimayum, "CMOS Capacitive Pressure Sensor Design and Integration with RFID Tag for Biomedical Applications", in Proc. IEEE Region 10 Conference (TENCON), Hyderbad, India, Nov. 2008.
    76. S. R. Munnangi, R. P. Palathinkal, R. S. Kshetrimayum, G. Haobijam and M. Kothamasu, "Sensor Integration in an RFID Tag for Monitoring Biomedical Signals", in Proc. 12th IEEE VLSI Design and Test Symposium (VDAT), Bangalore, India, July 2008, pp. 1-10.

      77. 2007

    77. R. S. Kshetrimayum, D. Dey and R. Pillalamarri, "Accurate Determination of Antenna Impedance of Microstrip Line-Fed Patch Antennas", in Proc. INDICON, Bangalore, India, Sept. 2007.
    78. R. S. Kshetrimayum, D. Dey and S. S. Karthikeyan, "Performance comparison of Micromachined Patch Antenna with EBGs and Soft Structure Substrate", in Proc. INDICON, Bangalore, India, Sept. 2007.
    79. R. S. Kshetrimayum, R. Pillalamarri and S. S. Karthikeyan, "Single printed monopole antenna and notched antenna with triangular tapered feed lines for triband and pentaband applications", in Proc. INDICON, Bangalore, India, Sept. 2007.
    80. R. S. Kshetrimayum, V. K. Meduru and S. S. Karthikeyan, "ANN for fast and accurate determination of resonant frequency and quality factor for CSSRR in ground plane", in Proc. INDICON, Bangalore, India, Sept. 2007.
    81. R. S. Kshetrimayum, V. K. R. Cholletti and S. S. Karthikeyan, "Novel wide stopband filter using CSRR and open stubs", in Proc. INDICON, Bangalore, India, Sept. 2007.

      82. 2006

    82. S. K. Manusani, R. S. Kshetrimayum & R. Bhattacharjee, "Robust Time and Frequency synchronization in OFDM based 802.11a WLAN Systems", in Proc. INDICON, New Delhi, India, Sept. 2006.
    83. D. Dey and R. S. Kshetrimayum, "High gain and efficient patch antenna on micromachined GaAs EBGs with increased bandwidth", in Proc. INDICON, New Delhi, India, Sept. 2006, pp. 1-5.
    84. R. S. Kshetrimayum and L. Zhu, "Novel architecture for waveguide based metamaterials", in Proc. International Zurich Symposium on Electromagnetic Compatibility, Singapore, Feb. 2006, pp. 42-44.

      85. 2005

    85. R. S. Kshetrimayum, "Reducing the number of unknowns in the FFT-employed BOR EM scattering problems", in Proc. Asia Pacific Microw. Conf. (APMC), Suzhou, China, Dec. 2005, vol. 3, pp. 1-2.
    86. R. S. Kshetrimayum and L. Zhu, "Novel Architecture for Waveguide Based DNG Metamaterials", in Proc. URSI-GA, New Delhi, India, Commission B07P, Oct. 2005.
    87. R. S. Kshetrimayum, A. V. Sathanur and K. J. Vinoy, "Integration of 2-D PBG structures in the ground and substrate with the enhanced performance", in Proc. International Symposium on Microwave and Optical Technology (ISMOT), Fukuoka, Japan, Aug. 2005, pp. 483-486.

      88. 2004

    88. R. S. Kshetrimayum and L. Zhu, "A Novel Waveguide Based Metamaterials", in Proc. International Symposium on Antennas and Propagation (ISAP), Sendai, Japan, Aug 17-21, 2004, pp. 469-472.

      89. 2003

    89. R. S. Kshetrimayum and L. Zhu, "Equivalent Circuit Model of Planar Strips in Layered Waveguide for Synthesis Design of Printed Periodic Waveguide Structures", in Proc. APMC, Seoul, South Korea, Nov 4-7, 2003, pp. 471-474.
    90. R. S. Kshetrimayum and L. Zhu, "Multimode Network Equivalence of Waveguide Discontinuities using full-wave Method of Moments for Spatial Power Combining System", in Proc. Progress in Electromagnetics Research Symposium (PIERS), Singapore, January 7-10, 2003, pp. 74.


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