All Stories

  1. Screen-Printed Dual-Band Flexible Frequency Selective Surface for 5G Applications

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

    dr Khelifa Hettak

  2. Cross Dipole FSS Bandwidth Enhancement

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

    dr Khelifa Hettak

  3. Electromagnetic Engineered Surface Gratings at 5G Bands Using Printed Electronics

    Article • August 2018, Institute of Electrical & Electronics Engineers (IEEE)

    dr Khelifa Hettak

  4. Flexible rose curve layout to control the bandwidth inUWB antennas with a dual-band notch response

    Article • IET Microwaves Antennas & Propagation, January 2018, the Institution of Engineering and Technology (the IET)

    Ousama Abu Safia, dr Khelifa Hettak

  5. Compact dual-band bandpass filters with stub resonating lines

    Article • Microwave and Optical Technology Letters, May 2017, Wiley

    dr Khelifa Hettak, Ousama Abu Safia

  6. Parametric study of the complementary rose curve resonators (CRCRs) in miniaturization of the transmission lines

    Article • Microwave and Optical Technology Letters, January 2017, Wiley

    dr Khelifa Hettak, Mrs Betty Savitri

  7. Medium range backhaul feasibility under NLOS conditions at 60 GHz

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

    dr Khelifa Hettak

  8. Dual-band SRR using CRLH TL-based elements

    Article • July 2014, Institute of Electrical & Electronics Engineers (IEEE)

    dr Khelifa Hettak

  9. CPW discontinuities-based metamaterial inclusions

    Article • July 2013, Institute of Electrical & Electronics Engineers (IEEE)

    dr Khelifa Hettak

  10. Monopole lozange antenna for 60-GHz applications

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

    dr Khelifa Hettak

  11. Smart antenna for capacity enhancement of wireless communications

    Article • July 2004, Institute of Electrical & Electronics Engineers (IEEE)

    dr Khelifa Hettak

  12. A novel reduced size CPW-coupled patch antenna topology for millimeter waves applications

    Article • January 2004, Institute of Electrical & Electronics Engineers (IEEE)

    dr Khelifa Hettak

  13. Wideband vertical transitions in Low Temperature Cofired Ceramics

    Article • July 2000, Institute of Electrical & Electronics Engineers (IEEE)

    dr Khelifa Hettak

  14. Millimeter-wave mobile access system with smart antenna and radio on fiber

    Article • August 1998, Institute of Electrical & Electronics Engineers (IEEE)

    dr Khelifa Hettak

  15. A 38 GHz integrated phased-array antennas for PCS

    Article • August 1998, Institute of Electrical & Electronics Engineers (IEEE)

    dr Khelifa Hettak

  16. Radiation less feeder type excited wideband Tchebychev tapered slotline antenna

    Article • August 1998, Institute of Electrical & Electronics Engineers (IEEE)

    dr Khelifa Hettak

  17. A new double slotline ring resonator with coplanar waveguide feeder

    Article • October 1993, Institute of Electrical & Electronics Engineers (IEEE)

    dr Khelifa Hettak

  18. Improved CPW to slotline transitions

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    dr Khelifa Hettak

  19. Size reduction techniques for CPW structures

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    dr Khelifa Hettak

  20. A novel uniplanar bi-phase (0°-180°) modulator/mixer

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    dr Khelifa Hettak

  21. A new miniature uniplanar lowpass filter using series resonators

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    dr Khelifa Hettak

  22. Size reduction techniques for CPW structures

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    dr Khelifa Hettak

  23. Overlapping, multiple CPW stub structures for high density MMICs

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    dr Khelifa Hettak