Antennae

Analysis and Design of Annular Microstrip-Based Planar Periodic Leaky-Wave Antennas

For more information see:

• 1. S.K. Podilchak, P. Baccarelli, P. Burghignoli, A.P. Freundorfer, and Y.M.M. Antar, "Analysis and Design of Annular Microstrip-Based Planar Periodic Leaky-Wave Antennas, " IEEE Transactions on Antennas and Propagation, vol. 62, no. 6, pp. 2978-2991, Jun. 2014.

Controlled Leaky-Wave Radiation From a Planar Configuration of Width-Modulated Microstrip Lines

For more information see:

• S.K. Podilchak, L. Matekovits, A.P. Freundorfer, Y.M.M. Antar, and M. Orefice, "Controlled Leaky-Wave Radiation from a Planar Configuration of Width-Modulated Microstrip Lines," IEEE Transactions on Antennas and Propagation, vol. 61, no. 10, pp. 4957-4972, Oct. 2013.

Optimization of a Planar "Bull-Eye" Leaky-Wave Antenna Fed by a Printed Surface-Wave Source

For more information see:

• S.K. Podilchak, P. Baccarelli, P. Burghignoli, A.P. Freundorfer, Y.M.M. Antar, "Optimization of a Planar "Bull-Eye" Leaky-Wave Antenna Fed by a Printed Surface-Wave Source," IEEE Antennas and Wireless Propagation Letters, Vol. 10, 2013, pp. 665 – 669.

Characterization of Ultra-Wideband Antennas using Noise

• A.P. Freundorfer, J. Siddiqui, Y.M.M. Antar, and T. Thayaparan "Characterization of Ultra-Wideband Antennas using Noise, " IEEE Antennas and Wireless Propagation Letters, 2010, Vol. 9, pp.1263 - 1266.

Design of an Ultrawideband Antipodal Tapered Slot Antenna Using Elliptical Strip Conductors

• J.Y. Siddiqui, Y.M.M. Antar, A.P. Freundorfer, E.C. Smith, G.A. Morin, T. Thayaparan "Design of an Ultrawideband Antipodal Tapered Slot Antenna Using Elliptical Strip Conductors," IEEE Antennas and Wireless Propagation Letters, Vol. 10, 2011, Pp. 251 – 254.

Planar antenna for continuous beam scanning and broadside radiation by selective surface wave suppression

• S. K. Podilchak, Y. M. M. Antar, A. P. Freundorfer, P. Baccarelli, P. Burghignoli, S. Paulotto, and G. Lovat "Planar antenna for continuous beam scanning and broadside radiation by selective surface wave suppression," IET Electronics Letters, Vol. 46, Issue 9, April 29 2010, pp.613-614.

Beam Steering Antennae

• S. K. Podilchak, A. P. Freundorfer, Y. M. M. Antar, "Single frequency 2-D leaky-wave beam steering using an array of surface-wave launchers," 3rd European Conference on Antennas and Propagation, EuCAP 2009, 23-27 March 2009, pp.1269-1273.
• S. K. Podilchak, A. P. Freundorfer, Y. M. M. Antar, "Surface-Wave Launchers for Beam Steering and Application to Planar Leaky-Wave Antennas, " IEEE Transactions on Antennas and Propagation, Vol. 57, No. 2, Feb. 2009, pp.355-363.
• S. K. Podilchak, A. P. Freundorfer, Y. M. M. Antar, "Planar antennas for far-field beam steering at end-fire using directive surface-wave launchers," 13th International Symposium on Antenna Technology and Applied Electromagnetics and the Canadian Radio Science Meeting, 2009. ANTEM/URSI 2009, 15-18 Feb., 2009, pp. 1-4.

Surface Wave Lenses

• S. K. Podilchak, A. P. Freundorfer, Y. M. M. Antar, "Directive surface-wave launchers and application to planar quasi-optical power combining using a metallic grating lens," 2009 IEEE MTT-S International Microwave Symposium Digest, Boston, Massachusetts, USA, 7-12 June 2009, pp. 1105-1108.
• S. K. Podilchak, A. P. Freundorfer, Y. M. M. Antar, "Planar Surface-Wave Sources and Metallic Grating Lenses for Controlled Guided-Wave Propagation," IEEE Antennas and Wireless Propagation Letters, Vol. 8, 2009, pp.371-374.

Beam Steering Antennae

• S. K. Podilchak, A. P. Freundorfer, Y. M. M. Antar, "Single frequency 2-D leaky-wave beam steering using an array of surface-wave launchers," 3rd European Conference on Antennas and Propagation, EuCAP 2009, 23-27 March 2009, pp.1269-1273.
• S. K. Podilchak, A. P. Freundorfer, Y. M. M. Antar, "Surface-Wave Launchers for Beam Steering and Application to Planar Leaky-Wave Antennas, " IEEE Transactions on Antennas and Propagation, Vol. 57, No. 2, Feb. 2009, pp.355-363.
• S. K. Podilchak, A. P. Freundorfer, Y. M. M. Antar, "Planar antennas for far-field beam steering at end-fire using directive surface-wave launchers," 13th International Symposium on Antenna Technology and Applied Electromagnetics and the Canadian Radio Science Meeting, 2009. ANTEM/URSI 2009, 15-18 Feb., 2009, pp. 1-4.

Substrate End-Fire Antenna

• S. K. Podilchak, A. P. Freundorfer, Y. M. M. Antar, "Planar antennas for far-field beam steering at end-fire using directive surface-wave launchers," 13th International Symposium on Antenna Technology and Applied Electromagnetics and the Canadian Radio Science Meeting, 2009. ANTEM/URSI 2009, 15-18 Feb., 2009, pp. 1-4.

Grating Antenna

Metal Grating

• S. K. Podilchak, A. P. Freundorfer, Y. M. M. Antar, "Broadside Radiation From a Planar 2-D Leaky-Wave Antenna by Practical Surface-Wave Launching," IEEE Antennas and Wireless Propagation Letters, Vol. 7, 2008, pp. 516 - 519.
• S. K. Podilchak, A. P. Freundorfer, Y. M. M. Antar, "Planar Leaky-Wave Antenna Designs Offering Conical-Sector Beam Scanning and Broadside Radiation Using Surface-Wave Launchers," IEEE Antennas and Wireless Propagation Letters, Vol. 7, 2008 pp.155 - 158.

Slab Wave Guide Launcher

• A.P. Freundorfer, M.Z.I. Bekheit and Y.M.M. Antar, "Measurements of a Compact Surface Wave Launcher Array with Application to Single Frequency Beam Steering Leaky Wave Antennas," Asian Pacific Microwave Conference, APMC 2006, Yokohama, Japan, Dec. 12-15 2006, paper TH2D-4.

• H.F. Hammad, Y.M.M. Antar, A.P. Freundorfer, and S.F. Mahmoud "Uni-planar CPW-fed Slot Launchers for Efficient TM0 Surface Wave Excitation", Microwave Theory and Techniques, IEEE Transactions on , Volume: 51 Issue: 4 , April 2003, Page(s): 1234 -1240.

• H.F. Hammad, Y.M.M. Antar and A.P. Freundorfer, "A Uni-Planar Slot Antenna for TM Slab Mode Excitation," Electronics Letters, Vol. 37, No. 25, December 6th 2001, pg. 1500.

• H.F. Hammad, "A CPW-based slab beam quasi-optical power combiner at Ka-band, Queen's University, Ph.D., 2002.

Dielectric Grating

• H.F. Hammad, Y.M.M. Antar, A.P. Freundorfer, M. Sayer, "A new dielectric grating antenna at millimeter wave frequency," IEEE Transactions on Antennas and Propagation,Vol. 52, No. 1, Jan. 2004, pp. 36 - 44.

Antennae on ICs

• P.V. Bijumon, Y. Antar, A.P. Freundorfer, M. Sayer, "Dielectric Resonator Antenna on Silicon Substrate for System On-Chip Applications," IEEE Trans. on Antennas and Propagation, Vol. 56, No. 11, Nov. 2008, pp. 3404- 3410.

Coplanar Antennae

• H.F. Hammad, Y.M.M. Antar, and A.P. Freundorfer, "Wide Band Antenna Suitable for MMIC Applications", July 1998, PIERS (Progress in Electromagentics Research Symposium), Nantes, France, PP. 70.

• H.F. Hammad, "New Dual-Band Printed Antennas,” Queen's University, M.Sc. 1997.

Dual band Antennae

• H.F. Hammad, Y.M.M. Antar, and A.P. Freundorfer, "Dual Band Aperture Coupled antenna using Spur-line", Dec. 1997, Electronics Letters, Vol.33, N0.25, PP. 2088-89.

• H.F. Hammad, Y.M.M. Antar, and A.P. Freundorfer, "New Dual-Band Single-Fed Printed Antennas", July 1997, IEEE Antennas and Propagation Society International Symposium and URSI North American Radio Science Meeting, Montreal, Canada, PP. 284.

• H.F. Hammad, "New Dual-Band Printed Antennas,” Queen's University, M.Sc. 1997.

Antennae Measurements

• B.M. Frank, A.P. Freundorfer and Y.M.M Antar, "Measurement Techniques for High Frequency Integrated Circuit Antennas," AMTA'98, Montreal, Canada, pp. 298-302.

Publications

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