A Monolithically Integrated Single-Input Load-Modulated Balanced Amplifier With Enhanced Efficiency at Power Back-Off
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Journal of Solid-State Circuits"
DOI: 10.1109/jssc.2020.3048715
Abstract: In this article, the design of a power amplifier (PA) using a simple but effective architecture, namely, load-modulated balanced amplifier (LMBA), is presented. Using this architecture for PA design, it can achieve not only a… read more here.
Keywords: power back; power; load modulated; balanced amplifier ... See more keywords
A 210-GHz SiGe Balanced Amplifier for Ultrawideband and Low-Voltage Applications
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Microwave and Wireless Components Letters"
DOI: 10.1109/lmwc.2017.2661715
Abstract: This letter presents a low-voltage balanced amplifier for millimeter-wave radio systems. An ultrawideband of operation is demonstrated from 155 to 210 GHz, which corresponds to a 30% relative bandwidth. Over this band, the system provides… read more here.
Keywords: voltage; low voltage; balanced amplifier; 210 ghz ... See more keywords
A Wideband Balanced Amplifier Using Edge-Coupled Quadrature Couplers in 0.13-μm SiGe HBT Technology
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Circuits and Systems I: Regular Papers"
DOI: 10.1109/tcsi.2022.3220183
Abstract: In this work, a wideband millimeter-wave (mm-wave) power amplifier (PA) is reported. To provide excellent input/output impedance matching across broadband, sufficient output power and high power-added efficiency (PAE), a balanced amplifier (BA)-based architecture is used… read more here.
Keywords: quadrature; balanced amplifier; power; edge coupled ... See more keywords
RF-Input Load Modulated Balanced Amplifier With Octave Bandwidth
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Microwave Theory and Techniques"
DOI: 10.1109/tmtt.2017.2748123
Abstract: This paper presents an octave-bandwidth load modulated balanced amplifier (LMBA) that operates directly on a single modulated RF input. The architecture is based on the recently proposed LMBA technique, in which a control signal applied… read more here.
Keywords: balanced amplifier; modulated balanced; power; octave bandwidth ... See more keywords
Supply- and Load-Modulated Balanced Amplifier for Efficient Broadband 5G Base Stations
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Microwave Theory and Techniques"
DOI: 10.1109/tmtt.2019.2915082
Abstract: This paper presents a broadband efficient power amplifier (PA) targeting sub-6-GHz 5G base station applications. Due to the demanding requirements in both peak-to-average power ratio (PAPR) and bandwidth in 5G systems, we employ a combination… read more here.
Keywords: supply modulation; modulated balanced; supply load; load modulated ... See more keywords