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Jonny Lees
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A methodology for realizing high efficiency class-J in a linear and broadband PA
P Wright, J Lees, J Benedikt, PJ Tasker, SC Cripps
IEEE Transactions on Microwave Theory and Techniques 57 (12), 3196-3204, 2009
4372009
On the continuity of high efficiency modes in linear RF power amplifiers
SC Cripps, PJ Tasker, AL Clarke, J Lees, J Benedikt
IEEE microwave and wireless components letters 19 (10), 665-667, 2009
4162009
On the extension of the continuous class-F mode power amplifier
V Carrubba, AL Clarke, M Akmal, J Lees, J Benedikt, PJ Tasker, ...
IEEE Transactions on Microwave Theory and Techniques 59 (5), 1294-1303, 2011
1912011
A novel highly efficient broadband continuous class-F RFPA delivering 74% average efficiency for an octave bandwidth
V Carrubba, J Lees, J Benedikt, PJ Tasker, SC Cripps
2011 IEEE MTT-S International Microwave Symposium, 1-4, 2011
1502011
The continuous class-F mode power amplifier
V Carrubba, AL Clarke, M Akmal, J Lees, J Benedikt, PJ Tasker, ...
The 5th European Microwave Integrated Circuits Conference, 432-435, 2010
1462010
The continuous inverse class-F mode with resistive second-harmonic impedance
V Carrubba, M Akmal, R Quay, J Lees, J Benedikt, SC Cripps, PJ Tasker
IEEE Transactions on Microwave Theory and Techniques 60 (6), 1928-1936, 2012
1252012
An efficient, linear, broadband class-J-mode PA realised using RF waveform engineering
P Wright, J Lees, PJ Tasker, J Benedikt, SC Cripps
2009 IEEE MTT-S International Microwave Symposium Digest, 653-656, 2009
1022009
Exploring the design space for broadband pas using the novel “continuous inverse class-F mode”
V Carrubba, AL Clarke, M Akmal, Z Yusoff, J Lees, J Benedikt, SC Cripps, ...
2011 41st European Microwave Conference, 333-336, 2011
712011
Behavioral model analysis of active harmonic load-pull measurements
S Woodington, R Saini, D Williams, J Lees, J Benedikt, PJ Tasker
2010 IEEE MTT-S International Microwave Symposium, 1688-1691, 2010
572010
The effect of baseband impedance termination on the linearity of GaN HEMTs
M Akmal, J Lees, S Bensmida, S Woodington, V Carrubba, S Cripps, ...
The 40th European Microwave Conference, 1046-1049, 2010
522010
Dual mode microwave microfluidic sensor for temperature variant liquid characterization
AA Abduljabar, N Clark, J Lees, A Porch
IEEE Transactions on Microwave Theory and Techniques 65 (7), 2572-2582, 2017
512017
Split ring resonator with optimised sensitivity for microfluidic sensing
H Hamzah, J Lees, A Porch
Sensors and Actuators A: Physical 276, 1-10, 2018
492018
Novel wide band high-efficiency active harmonic injection power amplifier concept
A AlMuhaisen, P Wright, J Lees, PJ Tasker, SC Cripps, J Benedikt
2010 IEEE MTT-S International Microwave Symposium, 664-667, 2010
462010
A compact microwave microfluidic sensor using a re-entrant cavity
H Hamzah, A Abduljabar, J Lees, A Porch
Sensors 18 (3), 910, 2018
452018
A 40W push-pull power amplifier for high efficiency, decade bandwidth applications at microwave frequencies
RM Smith, J Lees, PJ Tasker, J Benedikt, SC Cripps
2012 IEEE/MTT-S International Microwave Symposium Digest, 1-3, 2012
382012
Efficient microwave heating of microfluidic systems
AJL Morgan, J Naylon, S Gooding, C John, O Squires, J Lees, DA Barrow, ...
Sensors and Actuators B: Chemical 181, 904-909, 2013
372013
Single-tone optimisation of an adaptive-bias Doherty structure
J Lees, M Goss, J Benedikt, PJ Tasker
IEEE MTT-S International Microwave Symposium Digest, 2003 3, 2213-2216, 2003
352003
High power active harmonic load-pull system for characterization of high power 100-watt transistors
Z Aboush, C Jones, G Knight, A Sheikh, H Lee, J Lees, J Benedikt, ...
2005 European Microwave Conference 1, 4 pp., 2005
342005
An accurate calibrate-able multiharmonic active load–pull system based on the envelope load–pull concept
MS Hashmi, AL Clarke, SP Woodington, J Lees, J Benedikt, PJ Tasker
IEEE Transactions on Microwave Theory and Techniques 58 (3), 656-664, 2010
332010
Active harmonic load-pull system for characterizing highly mismatched high power transistors
Z Aboush, J Lees, J Benedikt, P Tasker
IEEE MTT-S International Microwave Symposium Digest, 2005., 1311-1314, 2005
312005
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