Leonard Hall

Engineering · Physical Sciences

14h-index817citations56works0.02yr avg
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Research Topics

Microwave Engineering and Waveguides(41), Antenna Design and Analysis(21), Advanced Antenna and Metasurface Technologies(21), Radio Frequency Integrated Circuit Design(13), Millimeter-Wave Propagation and Modeling(11)

Publications56 total

Optimised Hot-Via Transition with 20 dB Return Loss for MMIC Packaging from DC to 110 GHz
2021 51st European Microwave Conference (EuMC)·2022· 2 cited
Old & New Unionism. (Second Edition, with Additions.)
2021
A Broadband 25 to 42 GHz SiGe Upconverter
2020· 4 cited
A dual‐band dual‐pattern frequency‐reconfigurable antenna
Microwave and Optical Technology Letters·2017· 19 cited
Pattern synthesis of stub-loaded half-mode substrate-integrated leaky-wave antenna
2017
A 30–60 GHz SiGe transformer balun with offset radii coils for low amplitude and phase imbalance
2017· 9 cited
Variational analysis of substrate-integrated waveguides with longitudinal slot
2017· 3 cited
Concept of a beam-steerable cavity-fed antenna with magnetic-dipole coupling elements
2017
Conformal integration of traveling-wave slot antennas in millimeter-wave regime
2017
A Frequency- and Polarization-Reconfigurable Circular Cavity Antenna
IEEE Antennas and Wireless Propagation Letters·2016· 68 cited
A 25 to 45 GHz SiGe receiver MMIC
2016· 14 cited
A $K$ -Band Frequency Doubler With 35-dB Fundamental Rejection Based on Novel Transformer Balun in 0.13- $\mu \text{m}$ SiGe Technology
IEEE Electron Device Letters·2016· 86 cited
Wideband Millimeter-Wave Antennas With Magnetic-Dipole Patterns Integrated in Metallic Structures
IEEE Transactions on Antennas and Propagation·2016· 8 cited
Impedance matching of a frequency- and pattern-reconfigurable antenna
2016· 2 cited
Pattern synthesis with angular mask for leaky-wave antennas
2016· 4 cited
A reconfigurable quarter-wave patch antenna employing a folded loading stub
2016· 2 cited
Reconfigurable antennas based on stub-loaded substrate-integrated circuits
2016
Characterisation of a transformer balun for a 7–15 GHz SiGe frequency doubler
2016· 1 cited
A polyphase RC filter implemented in ring configuration for a SiGe millimetre-wave receiver
2016· 9 cited
A biasing technique for varactor-loaded reconfigurable antennas
2016
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Frequent Co-authors

Nghia Nguyen‐Trong(18), Christophe Fumeaux(18), Derek Abbott(15), Hedley J. Hansen(13), Leigh E. Milner(10), Michael Heimlich(6), Thomas Kaufmann(5), Sudipta Chakraborty(5), Michael E. Parker(5), Anthony E. Parker(4), Simon J. Mahon(4), William G. Cowley(3), James T. Harvey(3), Oya Sevimli(2), A. Piotrowski(2), Jarrad L. Maple(2), John Agzarian(2), Vijay K. Varadan(2), Chris Bertram(2), S. Maddocks(2)