11 results

Super-Wide Impedance Bandwidth Planar Antenna for Microwave and Millimetre-Wave Applications

Journal Article
Alibakhshikenari, M., Virdee, B. S., See, C. H., Abd-Alhameed, R. A., Falcone, F., & Limiti, . E. (2019)
Super-Wide Impedance Bandwidth Planar Antenna for Microwave and Millimetre-Wave Applications. Sensors, 19(10), https://doi.org/10.3390/s19102306
The feasibility study of a novel configuration for a super-wide impedance planar antenna is presented based on a 2×2 microstrip patch antenna (MPA) using CST Microwave Studio....

Printed monopole antenna with tunable band-notched characteristic for use in mobile and ultra-wide band applications: A Tunable Band-Notched Monopole Antenna

Journal Article
Elfergani, I. T. E., Hussaini, A. S., See, C. H., Abd-Alhameed, R. A., McEwan, N. J., Zhu, S., …Clarke, R. W. (2015)
Printed monopole antenna with tunable band-notched characteristic for use in mobile and ultra-wide band applications: A Tunable Band-Notched Monopole Antenna. International Journal of RF and Microwave Computer-Aided Engineering, 25(5), 403-412. https://doi.org/10.1002/mmce.20874
A tunable band-notch printed monopole antenna is presented, exhibiting a wide impedance bandwidth from 1.5 to 5.5 GHz with good impedance matching (VSWR 2) and a tunable reje...

Quasi-Static FDTD scheme for electrically-small regions in free space, lossless and lossy penetrable media.

Book Chapter
See, C. H., Abdullah, A. S., Abd-Alhameed, R. A., & Noras, J. M. (2014)
Quasi-Static FDTD scheme for electrically-small regions in free space, lossless and lossy penetrable media. In P. S. Excell, K. N. Ramli, & R. A. Abd-Alhameed (Eds.), Nova Science Publishers
No abstract available.

Wideband tunable PIFA antenna with loaded slot structure for mobile handset and LTE applications

Journal Article
Elfergani, I., Hussaini, A. S., Rodriguez, J., See, C. H., & Abd-Alhameed, R. (2014)
Wideband tunable PIFA antenna with loaded slot structure for mobile handset and LTE applications. Radioengineering, 23(1), 345-355
A compact planar inverted F antenna (PIFA) with a tunable frequency response is presented. Tuning of the resonant frequency is realized by loading a varactor on an embedded sl...

Hybrid computational scheme for antenna-human body interaction.

Journal Article
Ramli, K. N., Abd-Alhameed, R. A., See, C. H., Excell, P. S., & Noras, J. M. (2013)
Hybrid computational scheme for antenna-human body interaction. Progress in electromagnetics research B. Pier B, 133, 117-136
A new hybrid method of moments (MoM)/finite-difference time-domain (FDTD), with a sub-gridded finite-difference time-domain (SGFDTD) approach is presented. The method overcome...

Statistical analysis of refractivity gradient and β₀ parameter in the Gulf Region.

Journal Article
AbouAlmal, A., Abd-Alhameed, R. A., Al-Ansari, K., AlAhmad, H., See, C. H., Jones, S. M. R., & Noras, J. M. (2013)
Statistical analysis of refractivity gradient and β₀ parameter in the Gulf Region. IEEE Transactions on Antennas and Propagation, 61(12), 6250-6254. https://doi.org/10.1109/tap.2013.2279999
In this communication, nine years of local radiosonde meteorological data, from 1997 to 2005, have been used to calculate the vertical refractivity gradient, ΔΝ, in the lowest...

Electromagnetic Field Computation for Power Transmission Lines Using Quasi-Static Sub-Gridding Finite-Difference Time-Domain Approach

Journal Article
Ramli, K. N., Abd-Alhameed, R. A., See, C. H., Atojoko, A., Noras, J. M., & Excell, P. S. (2014)
Electromagnetic Field Computation for Power Transmission Lines Using Quasi-Static Sub-Gridding Finite-Difference Time-Domain Approach. Electromagnetics, 34(1), 47-65. https://doi.org/10.1080/02726343.2014.846186
A new approach to the modeling of electromagnetic wave propagation and penetration in and around electrically small objects is presented. The traveling electromagnetic wave fr...

Compact multiple input and multiple output/diversity antenna for portable and mobile ultra-wideband applications

Journal Article
See, C. H., Hraga, H. I., Noras, J. M., Abd-Alhameed, R. A., & McEwan, N. J. (2013)
Compact multiple input and multiple output/diversity antenna for portable and mobile ultra-wideband applications. IET microwaves, antennas & propagation, 7(6), 444-451. https://doi.org/10.1049/iet-map.2012.0574
This study presents a miniaturised multiple input and multiple output /diversity antenna which is suitable for high data-rate communication systems such as mobile ultra-wideba...

A band-suppression UWB suspended planar antenna incorporating a slotted spiral resonator

Journal Article
See, C. H., Abd-Alhameed, R. A., Hraga, H. I., Excell, P. S., Jones, S. M. R., & Noras, J. M. (2013)
A band-suppression UWB suspended planar antenna incorporating a slotted spiral resonator. International Journal of RF and Microwave Computer-Aided Engineering, 23(5), 570-578. https://doi.org/10.1002/mmce.20691
A novel miniaturized planar inverted F-L antenna assembly is considered for UWB radio operations. The antenna design utilizes the electromagnetic coupling between an air diele...

A low-profile ultra-wideband modified planar inverted-f antenna

Journal Article
See, C. H., Hraga, H. I., Abd-Alhameed, R. A., McEwan, N. J., Noras, J. M., & Excell, P. S. (2013)
A low-profile ultra-wideband modified planar inverted-f antenna. IEEE Transactions on Antennas and Propagation, 61(1), 100-108. https://doi.org/10.1109/tap.2012.2216494
A miniaturized modified planar inverted-F antenna (PIFA) is presented and experimentally studied. This antenna consists of a planar rectangular monopole top-loaded with a rect...