High-efficiency envelope-tracking W-CDMA base-station amplifier using GaN HFETs DF Kimball, J Jeong, C Hsia, P Draxler, S Lanfranco, W Nagy, K Linthicum, ... IEEE Transactions on Microwave Theory and Techniques 54 (11), 3848-3856, 2006 | 389 | 2006 |
Digitally assisted dual-switch high-efficiency envelope amplifier for envelope-tracking base-station power amplifiers C Hsia, A Zhu, JJ Yan, P Draxler, DF Kimball, S Lanfranco, PM Asbeck IEEE Transactions on Microwave Theory and Techniques 59 (11), 2943-2952, 2011 | 89 | 2011 |
High efficiency envelope tracking LDMOS power amplifier for W-CDMA P Draxler, S Lanfranco, D Kimball, C Hsia, J Jeong, J Van de Sluis, ... 2006 IEEE MTT-S International Microwave Symposium Digest, 1534-1537, 2006 | 82 | 2006 |
50% PAE WCDMA basestation amplifier implemented with GaN HFETs D Kimball, P Draxler, J Jeong, C Hsia, S Lanfranco, W Nagy, K Linthicum, ... IEEE Compound Semiconductor Integrated Circuit Symposium, 2005. CSIC'05., 4 pp., 2005 | 51 | 2005 |
Wideband high efficiency digitally-assisted envelope amplifier with dual switching stages for radio base-station envelope tracking power amplifiers C Hsia, DF Kimball, S Lanfranco, PM Asbeck 2010 IEEE MTT-S International Microwave Symposium, 672-675, 2010 | 48 | 2010 |
An 80MHz modulation bandwidth high efficiency multi-band envelope-tracking power amplifier using GaN single-phase buck-converter S Sakata, S Lanfranco, T Kolmonen, O Piirainen, T Fujiwara, S Shinjo, ... 2017 IEEE MTT-S International Microwave Symposium (IMS), 1854-1857, 2017 | 36 | 2017 |
A high efficiency 3.6-4.0 GHz envelope-tracking power amplifier using GaN soft-switching buck-converter Y Komatsuzaki, S Lanfranco, T Kolmonen, O Piirainen, JK Tanskanen, ... 2018 IEEE/MTT-S International Microwave Symposium-IMS, 465-468, 2018 | 19 | 2018 |
Implementation of a current-mode class-S RF power amplifier with GaN HEMTs for LTE-Advanced R Ma, Z Wang, X Yang, S Lanfranco WAMICON 2012 IEEE Wireless & Microwave Technology Conference, 1-6, 2012 | 11 | 2012 |
Biasing circuit for VGS drift and thermal compensation of a power device A Haczewski, S Lanfranco US Patent 6,545,536, 2003 | 11 | 2003 |
A GaN MOSFET supply modulator compatible with feed forward loop for wideband envelope tracking power amplifier Z Wang, L Wang, R Ma, S Lanfranco 2013 IEEE Topical Conference on Power Amplifiers for Wireless and Radio …, 2013 | 7 | 2013 |
Driver amplifier design considerations for high efficiency envelope tracking power amplifier line-up Z Wang, R Ma, X Yang, S Lanfranco WAMICON 2012 IEEE Wireless & Microwave Technology Conference, 1-8, 2012 | 4 | 2012 |
Envelope Tracking Line-up Design Considerations with High Efficiency Linearizable Inverse Class-F Driver Amplifier Z Wang, L Wang, R Ma, X kun Yang, S Lanfranco Journal of Wireless Networking and Communications 2 (5), 83-94, 2012 | 1 | 2012 |
A High Efficiency 3.6-4.0 GHz Envelope-Tracking Power Amplifier Using GaN Soft-Switching Buck-Converter Y Komatsuzaki, S Lanfranco, T Kolmonen, O Piirainen, JK Tanskanen, ... IEICE Technical Report; IEICE Tech. Rep. 122 (2), 40-45, 2022 | | 2022 |
Method, apparatus and system for envelope tracking S Lanfranco, Y Xiaokun, Z Wang US Patent 9,853,601, 2017 | | 2017 |