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Outputs (170)

Four element antenna array working at 2.4/5.2 GHz for wireless USB dongle applications (2012)
Presentation / Conference Contribution
Abidin, Z., Abd-Alhameed, R., See, C., Ali, N., & Excell, P. (2012, March). Four element antenna array working at 2.4/5.2 GHz for wireless USB dongle applications. Presented at MELECON 2012 - 2012 16th IEEE Mediterranean Electrotechnical Conference, Yasmine Hammamet, Tunisia

A four-element antenna array for a USB dongle multiple-input multiple-output (MIMO) antenna working in dual 2.4/5.2 GHz frequency bands is presented. For achieving reasonably low mutual coupling and good return loss characteristics of the antenna arr... Read More about Four element antenna array working at 2.4/5.2 GHz for wireless USB dongle applications.

Simulation and Experimental Measurements for Near Field Imaging (2012)
Presentation / Conference Contribution
Adnan, S., Abd-Alhameed, R. A., Usman, M., See, C., Noras, J., & Child, M. (2012). Simulation and Experimental Measurements for Near Field Imaging.

Near field imaging using microwaves in medical applications has gained much attention recently as various researchers have shown its capability and accuracy in identifying features of interest compared to better known screening tools. This paper docu... Read More about Simulation and Experimental Measurements for Near Field Imaging.

Harmonic Rejection Triangle Patch Antenna (2012)
Presentation / Conference Contribution
Bin-Melha, M., Abd-Alhameed, R., See, C., Usman, M., Elfergani, I., & Noras, J. (2012). Harmonic Rejection Triangle Patch Antenna.

A triangular patch harmonic-rejecting antenna at 0.7 GHz is proposed. Simulated results obtained using HFSS software show that a triangular antenna with shorting pin feed, and of compact size, exhibits high reflection coefficients at the second and t... Read More about Harmonic Rejection Triangle Patch Antenna.

Two Miniaturized Printed Dual-Band Spiral Antenna Designs for Satellite Communication Systems (2012)
Presentation / Conference Contribution
Bin-Melha, M. S., See, C. H., Abd-Alhameed, R. A., Alkambashi, M., Zhou, D., Jones, S. M., & Excell, P. (2012, March). Two Miniaturized Printed Dual-Band Spiral Antenna Designs for Satellite Communication Systems. Presented at 4th International ICST Conference on Personal Satellite Services, University of Bradford, Bradford, UK

Two novel reduced-size, printed spiral antennas are proposed for use in personal communications mobile terminals exploiting the “big low earth orbit” (Big-LEO) satellite system (uplink 1.61–1.63 GHz; downlink 2.48–2.5 GHz). The two proposed antenna g... Read More about Two Miniaturized Printed Dual-Band Spiral Antenna Designs for Satellite Communication Systems.

A novel dual band tunable balanced handset antenna for WLAN application (2011)
Presentation / Conference Contribution
Elfergani, I., Abd-Alhameed, R., Ali, N., Alhaddad, A., See, C., & Cabongomuqueba, E. (2011, December). A novel dual band tunable balanced handset antenna for WLAN application. Presented at 2011 18th IEEE International Conference on Electronics, Circuits and Systems - (ICECS 2011), Beirut, Lebanon

This paper presents a tunable balanced antenna covering WLAN frequency bands near 2.4 GHz (2.4-2.4835 GHz) and 5 GHz (5.15-5.35 GHz & 5.650-5.925 GHz), for mobile application. The design is based on loading two variable capacitors onto the planar bal... Read More about A novel dual band tunable balanced handset antenna for WLAN application.

Meander-line filter for short range radio communications (2011)
Presentation / Conference Contribution
Alqahtani, S., See, C., Abd-Alhameed, R., Hussaini, A., Abidin, Z., Excell, P., & Noras, J. (2011, September). Meander-line filter for short range radio communications. Presented at 4th International Conference on Internet Technologies and Applications, ITA 11, Wrexham

Filters and antennas play a significant part in many different RF and microwave transceiver systems. This paper describes the design and testing of two RF filters for use in narrow-band short-range radio communications. The structures of these filter... Read More about Meander-line filter for short range radio communications.

Broadband dielectric resonator antenna (DRA) design for mobile wireless applications (2011)
Presentation / Conference Contribution
Elmegri, F., See, C. H., Abd-Alhameed, R. A., & Elfergani, I. T. (2011, November). Broadband dielectric resonator antenna (DRA) design for mobile wireless applications. Presented at 2011 Loughborough Antennas & Propagation Conference (LAPC), Loughborough, United Kingdom

This paper presents a broadband dielectric resonator antenna operating from 1.15 to 6 GHz to cover most of the existing wireless mobile standards. This antenna assembly is constructed by a printed monopole antenna and a defected cylindrical dielectri... Read More about Broadband dielectric resonator antenna (DRA) design for mobile wireless applications.

Reconfigurable antenna design approach for mobile applications and a technique for harmonics suppression (2011)
Presentation / Conference Contribution
Elfergani, I., Abd-Alhameed, R., See, C. H., Sadeghpour, T., & Jones, S. (2011, November). Reconfigurable antenna design approach for mobile applications and a technique for harmonics suppression. Presented at 2011 Loughborough Antennas & Propagation Conference (LAPC), Loughborough, United Kingdom

A design procedure for reconfigurable mobile antenna module is presented. A tuneable antenna, including a varactor diode placed at specific position over the radiating slot, was fabricated and tested over several targeted frequency bands (centred at... Read More about Reconfigurable antenna design approach for mobile applications and a technique for harmonics suppression.

Beam steering of horizontally polarized circular antenna arrays (2011)
Presentation / Conference Contribution
Abusitta, M. M., Dama, Y., Abd-Alhameed, R. A., See, C., Noras, J., Adebola, A., & Excell, P. (2011). Beam steering of horizontally polarized circular antenna arrays. . https://doi.org/10.1109/lapc.2011.6114126

In this paper, a simple switching process is employed to steer the beam of a horizontally polarised circular antenna array. A time modulated switching process is applied through Genetic Algorithm optimisation. Several examples illustrate the radiatio... Read More about Beam steering of horizontally polarized circular antenna arrays.