All Stories

  1. Millimeter‐Wave Antennas: A Comprehensive State‐of‐the‐Art Review of Design Approaches, Operating Bands, Challenges, and Applications in Body‐Centric and Emerging Systems

    Article • Radio Science, May 2026, American Geophysical Union (AGU)

    Dr Issa Tamer Elfergani

  2. Characterizations of Effective Parameters and Circuit Modeling of U-Coupled Hybrid Ring Resonator Band Pass Filter

    Article • IEEE Access, January 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  3. Design Innovative High-Gain MIMO Cylindrical DRA with Surface-Mounted Horn for Enhanced WLAN Connectivity

    Article • IEEE Access, January 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani, Arpan Desai

  4. Compact metasurface antenna for Sub-6 GHz applications with isolated n77/n78 bands using CSRR

    Article • Physica Scripta, December 2024, Institute of Physics Publishing

    Dr Issa Tamer Elfergani

  5. Compact Reconfigurable MIMO Antenna for 5G and Wi-Fi Applications

    Article • IEEE Access, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  6. Design and Investigation of Orthogonal Hybrid Dual-Mode Single-CDR-Based MIMO Antenna With High Self-Isolation at 5.8GHz

    Article • IEEE Access, January 2024, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  7. Low-Profile UWB-MIMO Antenna System with Enhanced Isolation Using Parasitic Elements and Metamaterial Integration

    Article • Electronics, November 2023, MDPI AG

    Dr Issa Tamer Elfergani

  8. Enhancing Performance of Millimeter Wave MIMO Antenna with a Decoupling and Common Defected Ground Approach

    Article • Technologies, October 2023, MDPI AG

    Dr Issa Tamer Elfergani

  9. Graphene-Based Log-Periodic Dipole Antenna-Shaped MIMO Antenna Structure for the Terahertz Frequency Spectrum

    Article • Arabian Journal for Science and Engineering, September 2023, Springer Science + Business Media

    Dr Issa Tamer Elfergani, Arpan Desai

  10. Novel Microwave Fluid Sensor for Complex Dielectric Parameter Measurement of Ethanol–Water Solution

    Article • IEEE Sensors Journal, July 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani, Dr Taimoor KHAN

  11. Miniaturized six‐ring elliptical monopole‐based MIMO antenna for ultrawideband applications

    Article • International Journal of Communication Systems, June 2023, Wiley

    Dr Issa Tamer Elfergani, Arpan Desai

  12. An Economic Low-profile Elliptical Microstrip Antenna-to-RWG Transition for Microwave Laboratory and X-Band Applications

    Article • March 2023, Springer Science + Business Media

    Dr Issa Tamer Elfergani, Arpan Desai

  13. An Inline V-Band WR-15 Transition Using Antipodal Dipole Antenna as RF Energy Launcher @ 60 GHz for Satellite Applications

    Article • Electronics, November 2022, MDPI AG

    Dr Issa Tamer Elfergani

  14. UWB CPW fed 4-port connected ground MIMO antenna for sub-millimeter-wave 5G applications

    Article • Alexandria Engineering Journal, September 2022, Elsevier

    Dr Issa Tamer Elfergani, Arpan Desai

  15. Inverted-L Shaped Wideband MIMO Antenna for Millimeter-Wave 5G Applications

    Article • Electronics, April 2022, MDPI AG

    Dr Issa Tamer Elfergani, Arpan Desai

  16. Green and Highly Efficient MIMO Transceiver System for 5G Heterogenous Networks

    Article • IEEE Transactions on Green Communications and Networking, March 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Naser Ojaroudi Parchin, Dr Issa Tamer Elfergani

  17. Compact and Highly Sensitive Bended Microwave Liquid Sensor Based on a Metamaterial Complementary Split-Ring Resonator

    Article • Applied Sciences, February 2022, MDPI AG

    Dr Issa Tamer Elfergani

  18. A Wide-Angle Pattern Diversity Antenna System for mmWave 5G Mobile Terminals

    Article • Electronics, February 2022, MDPI AG

    Dr Issa Tamer Elfergani

  19. Wireless Electromagnetic Radiation Assessment Based on the Specific Absorption Rate (SAR): A Review Case Study

    Article • Electronics, February 2022, MDPI AG

    Dr Naser Ojaroudi Parchin, Dr Issa Tamer Elfergani

  20. Transparent 2-Element 5G MIMO Antenna for Sub-6 GHz Applications

    Article • Electronics, January 2022, MDPI AG

    Dr Issa Tamer Elfergani, Arpan Desai

  21. Recent Advances in Antenna Design for 5G Heterogeneous Networks

    Article • Electronics, January 2022, MDPI AG

    Dr Issa Tamer Elfergani

  22. Dual Polarized, Multiband Four-Port Decagon Shaped Flexible MIMO Antenna for Next Generation Wireless Applications

    Article • IEEE Access, January 2022, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  23. Ultra-Compact mm-Wave Monolithic IC Doherty Power Amplifier for Mobile Handsets

    Article • Electronics, September 2021, MDPI AG

    Dr Issa Tamer Elfergani

  24. 8-Port Semi-Circular Arc MIMO Antenna with an Inverted L-Strip Loaded Connected Ground for UWB Applications

    Article • Electronics, June 2021, MDPI AG

    Dr Issa Tamer Elfergani, Arpan Desai

  25. Secure Virtual Mobile Small Cells: A Stepping Stone Toward 6G

    Article • IEEE Communications Standards Magazine, June 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  26. Theoretical Study of the Input Impedance and Electromagnetic Field Distribution of a Dipole Antenna Printed on an Electrical/Magnetic Uniaxial Anisotropic Substrate

    Article • Electronics, April 2021, MDPI AG

    Prof. Francisco Falcone, Dr Issa Tamer Elfergani

  27. Analysis of the Combinatory Effect of Uniaxial Electrical and Magnetic Anisotropy on the Input Impedance and Mutual Coupling of a Printed Dipole Antenna

    Article • IEEE Access, January 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Francisco Falcone, Dr Issa Tamer Elfergani

  28. Impedance Bandwidth Improvement of a Planar Antenna Based on Metamaterial-Inspired T-Matching Network

    Article • IEEE Access, January 2021, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Isabelle Huynen, Dr Issa Tamer Elfergani

  29. A Varactor-Based Very Compact Tunable Filter with Wide Tuning Range for 4G and Sub-6 GHz 5G Communications

    Article • Sensors, August 2020, MDPI AG

    Dr Naser Ojaroudi Parchin, Dr Issa Tamer Elfergani

  30. Energy Efficient and Wideband Class-J Doherty Power Amplifier

    Article • July 2020, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  31. A New and Compact Wide-Band Microstrip Filter-Antenna Design for 2.4 GHz ISM Band and 4G Applications

    Article • Electronics, July 2020, MDPI AG

    Dr Naser Ojaroudi Parchin, Dr Issa Tamer Elfergani

  32. Load-Modulation Technique Without Using Quarter-Wavelength Transmission Line

    Article • IET Microwaves Antennas & Propagation, May 2020, the Institution of Engineering and Technology (the IET)

    Naser Ojaroudi Parchin, Yasir Al-Yasir, Dr Issa Tamer Elfergani, Ahmed Abdulkhaleq, Dr Naser Ojaroudi Parchin

  33. Recent Technical Developments in Energy-Efficient 5G Mobile Cells: Present and Future

    Article • Electronics, April 2020, MDPI AG

    Dr Issa Tamer Elfergani

  34. Compact Millimeter-Wave MIMO Antenna for 5G Applications

    Article • March 2020, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  35. Design of a Wide-Band Microstrip Filtering Antenna with Modified Shaped Slots and SIR Structure

    Article • Inventions, February 2020, MDPI AG

    Dr Issa Tamer Elfergani, Dr Naser Ojaroudi Parchin

  36. Low-Profile and Closely Spaced Four-Element MIMO Antenna for Wireless Body Area Networks

    Article • Electronics, February 2020, MDPI AG

    Dr Issa Tamer Elfergani

  37. Complex Bianisotropy Effect on the Propagation Constant of a Shielded Multilayered Coplanar Waveguide Using Improved Full Generalized Exponential Matrix Technique

    Article • Electronics, February 2020, MDPI AG

    Dr Issa Tamer Elfergani

  38. A Compact Semi-Circular and Arc-Shaped Slot Antenna for Heterogeneous RF Front-Ends

    Article • Electronics, October 2019, MDPI AG

    Dr Issa Tamer Elfergani

  39. Advancement of a Highly Efficient Class-F power Amplifier for 5G Doherty Architectures

    Article • September 2019, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Naser Ojaroudi Parchin, Dr Issa Tamer Elfergani

  40. Low-Profile Frequency Reconfigurable Antenna for Heterogeneous Wireless Systems

    Article • Electronics, August 2019, MDPI AG

    Dr Issa Tamer Elfergani

  41. A Survey on RF and Microwave Doherty Power Amplifier for Mobile Handset Applications

    Article • Electronics, June 2019, MDPI AG

    Dr Issa Tamer Elfergani

  42. Dielectric resonator antenna with top loaded parasitic strip elements for dual‐band operation

    Article • Microwave and Optical Technology Letters, May 2019, Wiley

    Dr Issa Tamer Elfergani

  43. Frequency and Pattern Reconfigurable Antenna for Emerging Wireless Communication Systems

    Article • Electronics, April 2019, MDPI AG

    Dr Issa Tamer Elfergani

  44. Mixed-coupling multi-function quint-wideband asymmetric stepped impedance resonator filter

    Article • Microwave and Optical Technology Letters, January 2019, Wiley

    Dr Issa Tamer Elfergani, Dr Naser Ojaroudi Parchin

  45. SmartWall: Novel RFID-Enabled Ambient Human Activity Recognition Using Machine Learning for Unobtrusive Health Monitoring

    Article • IEEE Access, January 2019, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani, Mr. George A Oguntala

  46. Electromagnetic Bandgap Backed Millimeter-Wave MIMO Antenna for Wearable Applications

    Article • IEEE Access, January 2019, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  47. Eight-Element Dual-Polarized MIMO Slot Antenna System for 5G Smartphone Applications

    Article • IEEE Access, January 2019, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani, Dr Naser Ojaroudi Parchin

  48. A New Polarization-Reconfigurable Antenna for 5G Wireless Communications

    Article • December 2018, Springer Science + Business Media

    Dr Issa Tamer Elfergani, Dr Naser Ojaroudi Parchin

  49. Design of Asymmetrical Doherty GaN HEMT Power Amplifiers for 4G Applications

    Article • December 2018, Springer Science + Business Media

    Dr Issa Tamer Elfergani

  50. Design of Compact Printed Monopole Antenna with Enhanced Bandwidth and Controllable Filtering Notch for UWB Applications

    Article • December 2018, Springer Science + Business Media

    Dr Issa Tamer Elfergani

  51. Fast Statistical Modelling of Temperature Variation on 28 nm FDSOI Technology

    Article • December 2018, Springer Science + Business Media

    Dr Issa Tamer Elfergani

  52. Frequency Reconfigurable Antenna Array for MM-Wave 5G Mobile Handsets

    Article • December 2018, Springer Science + Business Media

    Dr Issa Tamer Elfergani, Dr Naser Ojaroudi Parchin

  53. Slotted Printed Monopole UWB Antennas with Tunable Rejection Bands for WLAN/WiMAX and X-Band Coexistence

    Article • Radioengineering, September 2018, Brno University of Technology

    Dr Issa Tamer Elfergani

  54. Antenna Fundamentals for Legacy Mobile Applications and Beyond

    Article • January 2018, Springer Science + Business Media

    Dr Issa Tamer Elfergani

  55. Reconfigurable Microstrip Printed Patch Antenna for Future Cognitive Radio Applications

    Article • EAI Endorsed Transactions on Cognitive Communications, December 2017, Institute for Computer Sciences, Social Informatics and Telecommunications Engineering (ICST)

    Dr Issa Tamer Elfergani

  56. Miniaturized Monopole Wideband Antenna with Tunable Notch for WLAN/WiMAX Applications

    Article • October 2017, Springer Science + Business Media

    Dr Issa Tamer Elfergani

  57. Performance of Dual-Band Balanced Antenna Structure for LTE Applications

    Article • October 2017, Springer Science + Business Media

    Dr Issa Tamer Elfergani

  58. Simple and Compact Planar Ultra-Wideband Antenna with Band-Notched Characteristics

    Article • October 2017, Springer Science + Business Media

    Dr Issa Tamer Elfergani

  59. Africa: cyber-security and its mutual impacts with computerisation, miniaturisation and location-based authentication

    Article • ICST Transactions on Mobile Communications and Applications, September 2017, Institute for Computer Sciences, Social Informatics and Telecommunications Engineering (ICST)

    Dr Issa Tamer Elfergani

  60. Current technologies and location based services

    Article • September 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Mr. George A Oguntala , Dr Issa Tamer Elfergani

  61. A 2.62-GHz class-F power amplifier with lumped-element and transmission line network design

    Article • September 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  62. A load-pull approach to design an optimum load impedance and matching network for class-F RF power amplifier

    Article • September 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  63. Demonstration of structural changes in variable structure control using state space approach

    Article • September 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  64. Patch antenna for integration in AUN based access control system

    Article • September 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  65. Practical multi-band antenna for 3G and 4G mobile services

    Article • September 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  66. Miniaturized Balanced Antenna with Integrated Balun for Practical LTE Applications

    Article • Radioengineering, June 2017, Brno University of Technology

    Dr Issa Tamer Elfergani

  67. Reduced ground plane aperture-coupled DRA fed by slotted microstrip for ultra-wideband application

    Article • March 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  68. Offset Aperture-Coupled Double-Cylinder Dielectric Resonator Antenna with Extended Wideband

    Article • IEEE Transactions on Antennas and Propagation, January 2017, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  69. Balanced antenna structure with slotted ground plane for LTE dual-band

    Article • November 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  70. The computation of complex resonance of microstrip antenna using method of moment and firefly algorithms

    Article • November 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  71. A small-size zigzag balanced antenna for LTE systems

    Article • October 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  72. Modelling the temperature dependence of 28nm fully depleted silicon-on insulator (FDSOI) static characteristics based on parallel computing approach

    Article • October 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  73. Miniaturized dual-band balanced antenna for LTE using meander lines

    Article • June 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  74. Aperture-coupled asymmetric dielectric resonator antenna with slotted microstrip line for enhanced ultrawideband

    Article • April 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  75. Dual-band printed folded dipole balanced antenna for 700/2600MHz LTE bands

    Article • April 2016, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  76. Secure Mutual Self-Authenticable Mechanism for Wearable Devices

    Article • International Journal for Information Security Research, March 2016, Infonomics Society

    Dr Issa Tamer Elfergani

  77. A COMPACT AND BROADBAND BALUN DESIGN FOR LTE APPLICATIONS

    Article • Progress In Electromagnetics Research C, January 2016, EMW Publishing

    Dr Issa Tamer Elfergani

  78. A novel multi-standard dual-wide band polygon SLSIR filter

    Article • September 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  79. Design of a Sierpinski patch antenna around 2.4 GHz/5GHz for WiFi (IEEE 802.11n) applications

    Article • September 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  80. Towards a green energy RF power amplifier for LTE applications

    Article • September 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  81. Wireless Power Transmission principles and applications

    Article • September 2015, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  82. Green Flexible RF for 5G

    Article • May 2015, Wiley

    Dr Issa Tamer Elfergani

  83. A Miniaturised Monopole Wideband Antenna with Reconfigurable Band Rejection for WLAN/WiMAX

    Article • January 2015, Springer Science + Business Media

    Dr Issa Tamer Elfergani

  84. Nigeria: Cyber Space Security Vis a Vis Computerisation, Miniaturisation and Location-Based Authentication

    Article • January 2015, Springer Science + Business Media

    Dr Issa Tamer Elfergani

  85. Tunable RF MEMS Bandpass Filter with Coupled Transmission Lines

    Article • January 2015, Springer Science + Business Media

    Dr Issa Tamer Elfergani

  86. Printed monopole antenna with tunable band-notched characteristic for use in mobile and ultra-wide band applications

    Article • International Journal of RF and Microwave Computer-Aided Engineering, November 2014, Wiley

    Dr Issa Tamer Elfergani

  87. Compact and closely spaced tunable printed F-slot multiple-input–multiple-output antenna system for portable wireless applications with efficient diversity

    Article • IET Science Measurement & Technology, November 2014, the Institution of Engineering and Technology (the IET)

    Dr Issa Tamer Elfergani

  88. Green Multi-homing RF Architectures

    Article • October 2014, Springer Science + Business Media

    Dr Issa Tamer Elfergani

  89. Energy Efficient Power Amplifier Design

    Article • October 2014, Springer Science + Business Media

    Dr Issa Tamer Elfergani

  90. Design of a compact tuned antenna system for mobile MIMO applications

    Article • November 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  91. Capacitively loaded compact slot antenna

    Article • September 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  92. A compact tuneable modified PIFLA band-notch ultra-wide-band antenna for wireless applications

    Article • July 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  93. A compact design of tunable band-notched ultrawideband antenna

    Article • Microwave and Optical Technology Letters, April 2012, Wiley

    Dr Issa Tamer Elfergani

  94. Tunable PIFA slot antenna for mobile handset and WLAN applications

    Article • March 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  95. Small size tuneable printed F-slot antenna for mobile handset applications

    Article • Microwave and Optical Technology Letters, January 2012, Wiley

    Dr Issa Tamer Elfergani

  96. A Frequency Tunable PIFA Design for Handset Applications

    Article • January 2012, Springer Science + Business Media

    Dr Issa Tamer Elfergani

  97. Reconfigurable antenna design for mobile handsets including harmonic radiation measurements

    Article • IET Microwaves Antennas & Propagation, January 2012, the Institution of Engineering and Technology (the IET)

    Dr Issa Tamer Elfergani

  98. Efficient multi-stage load modulation radio frequency power amplifier for green radio frequency front end

    Article • IET Science Measurement & Technology, January 2012, the Institution of Engineering and Technology (the IET)

    Dr Issa Tamer Elfergani

  99. Linear and nonlinear crosstalk in MIMO OFDM transceivers

    Article • December 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani, Dr Yousef Dama

  100. A novel dual band tunable balanced handset antenna for WLAN application

    Article • December 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  101. Broadband dielectric resonator antenna (DRA) design for mobile wireless applications

    Article • November 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  102. Reconfigurable antenna design approach for mobile applications and a technique for harmonics suppression

    Article • November 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  103. Hammerstein predistorter for high power RF amplifiers in OFDM transmitters

    Article • August 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani, Dr Yousef Dama

  104. A compact size reconfigurable PIFA antenna for use in mobile handset

    Article • August 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani, Dr Yousef Dama

  105. Design of a PIFA with parasitic F-element miniaturized antenna assembly for lower band ultra-wideband and IEEE 802.11a applications

    Article • Microwave and Optical Technology Letters, June 2011, Wiley

    Dr Issa Tamer Elfergani

  106. Low profile dual-band-balanced handset antenna with dual-arm structure for WLAN application

    Article • IET Microwaves Antennas & Propagation, January 2011, the Institution of Engineering and Technology (the IET)

    Dr Issa Tamer Elfergani

  107. Compact microstrip antenna design for microwave imaging

    Article • November 2010, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  108. A capacitively loaded antenna for use in mobile handsets

    Article • November 2010, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  109. Design of a planar inverted F-L antenna (PIFLA) for lower-band UWB applications

    Article • November 2010, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani

  110. A Compact UWB Antenna Design for Breast Cancer Detection

    Article • PIERS Online, January 2010, PIERS Enterprise

    Dr Issa Tamer Elfergani

  111. Toward unique identifiers

    Article • Proceedings of the IEEE, July 1999, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Issa Tamer Elfergani