A dual-input digitally driven Doherty amplifier architecture for performance enhancement of Doherty transmitters R Darraji, FM Ghannouchi, O Hammi IEEE Transactions on Microwave Theory and Techniques 59 (5), 1284-1293, 2011 | 161 | 2011 |
Digital Doherty amplifier with enhanced efficiency and extended range R Darraji, FM Ghannouchi IEEE Transactions on Microwave Theory and Techniques 59 (11), 2898-2909, 2011 | 110 | 2011 |
Generalized continuous class-F harmonic tuned power amplifiers T Sharma, R Darraji, F Ghannouchi, N Dawar IEEE Microwave and Wireless Components Letters 26 (3), 213-215, 2016 | 103 | 2016 |
High-efficiency input and output harmonically engineered power amplifiers T Sharma, ER Srinidhi, R Darraji, DG Holmes, J Staudinger, JK Jones, ... IEEE Transactions on Microwave Theory and Techniques 66 (2), 1002-1014, 2017 | 90 | 2017 |
Generalized theory and design methodology of wideband Doherty amplifiers applied to the realization of an octave-bandwidth prototype R Darraji, D Bhaskar, T Sharma, M Helaoui, P Mousavi, FM Ghannouchi IEEE Transactions on Microwave Theory and Techniques 65 (8), 3014-3023, 2017 | 84 | 2017 |
Mitigation of bandwidth limitation in wireless Doherty amplifiers with substantial bandwidth enhancement using digital techniques R Darraji, FM Ghannouchi, M Helaoui IEEE Transactions on Microwave Theory and Techniques 60 (9), 2875-2885, 2012 | 77 | 2012 |
A methodology for implementation of high-efficiency broadband power amplifiers with second-harmonic manipulation T Sharma, R Darraji, F Ghannouchi IEEE Transactions on Circuits and Systems II: Express Briefs 63 (1), 54-58, 2015 | 65 | 2015 |
Input-harmonic-controlled broadband continuous class-F power amplifiers for sub-6-GHz 5G applications SK Dhar, T Sharma, N Zhu, R Darraji, R Mclaren, DG Holmes, V Mallette, ... IEEE Transactions on Microwave Theory and Techniques 68 (7), 3120-3133, 2020 | 63 | 2020 |
Investigation of input–output waveform engineered continuous inverse class F power amplifiers SK Dhar, T Sharma, R Darraji, DG Holmes, SV Illath, V Mallette, ... IEEE Transactions on Microwave Theory and Techniques 67 (9), 3547-3561, 2019 | 54 | 2019 |
Doherty goes digital: Digitally enhanced Doherty power amplifiers R Darraji, P Mousavi, FM Ghannouchi IEEE Microwave Magazine 17 (8), 41-51, 2016 | 44 | 2016 |
Waveform Engineered Sequential Load Modulated Balanced Amplifier With Continuous Class-F−1 and Class-J Operation C Chu, T Sharma, SK Dhar, R Darraji, X Wang, J Pang, A Zhu IEEE Transactions on Microwave Theory and Techniques 70 (2), 1269-1283, 2021 | 38 | 2021 |
Wideband two-section impedance transformer with flat real-to-real impedance matching R Darraji, MM Honari, R Mirzavand, FM Ghannouchi, P Mousavi IEEE Microwave and Wireless Components Letters 26 (5), 313-315, 2016 | 32 | 2016 |
Extended bandwidth digital doherty transmitter FM Ghannouchi, R Darraji US Patent 8,837,629, 2014 | 30 | 2014 |
Enhancement of the broadband efficiency of a class-J power amplifier with varactor-based dynamic load modulation R Amirpour, R Darraji, F Ghannouchi, R Quay IEEE Microwave and Wireless Components Letters 27 (2), 180-182, 2017 | 29 | 2017 |
Simplified First-Pass Design of High-Efficiency Class-F−1 Power Amplifiers Based on Second-Harmonic Minima T Sharma, SK Dhar, DG Holmes, R Darraji, J Staudinger, JK Jones, ... IEEE Transactions on Microwave Theory and Techniques 67 (7), 3147-3161, 2019 | 25 | 2019 |
On Track for Efficiency: Concurrent Multiband Envelope-Tracking Power Amplifiers A Kwan, M Younes, R Darraji, F Ghannouchi Microwave Magazine 17 (5), 46–59, 2016 | 24 | 2016 |
Digitally equalized Doherty RF front-end architecture for broadband and multistandard wireless transmitters R Darraji, AK Kwan, FM Ghannouchi, M Helaoui IEEE Transactions on Microwave Theory and Techniques 63 (6), 1978-1988, 2015 | 21 | 2015 |
Input harmonic sensitivity in high-efficiency GaN power amplifiers T Sharma, S Shukla, DG Holmes, R Darraji, JK Jones, F Ghannouchi 2018 IEEE/MTT-S International Microwave Symposium-IMS, 461-464, 2018 | 19 | 2018 |
RF/DSP codesign methodology of enhanced Doherty amplifiers R Darraji, FM Ghannouchi IEEE Transactions on Circuits and Systems II: Express Briefs 59 (4), 219-223, 2012 | 19 | 2012 |
Impact of input nonlinearity on efficiency, power, and linearity performance of GaN RF power amplifiers SK Dhar, T Sharma, R Darraji, DG Holmes, J Staudinger, XY Zhou, ... 2020 IEEE/MTT-S International Microwave Symposium (IMS), 281-284, 2020 | 18 | 2020 |