A study of a terahertz gyrotron traveling-wave amplifier
Sign Up to like & getrecommendations! Published in 2017 at "Physics of Plasmas"
DOI: 10.1063/1.5001389
Abstract: Terahertz gyrotrons in harmonic operation offer the magnetic-field reduction, but they can also still easily generate various competing modes that operate at low harmonics. In this paper, an injection-locking technique for phase control and spectral… read more here.
Keywords: gyro twa; wave amplifier; gyrotron traveling; study terahertz ... See more keywords
Amplification of Frequency-Swept Signals in a $W$ -Band Gyrotron Travelling Wave Amplifier
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DOI: 10.1109/led.2018.2836868
Abstract: The frequency agility of a ${W}$ -band gyrotron travelling wave amplifier (gyro-TWA) was demonstrated by the amplification of a frequency-swept input signal (chirp signal). The gyro-TWA was developed to provide high output power and wide… read more here.
Keywords: wave amplifier; frequency; band gyrotron; travelling wave ... See more keywords
A Highly Efficient Ultrawideband Traveling-Wave Amplifier in InP DHBT Technology
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Microwave and Wireless Components Letters"
DOI: 10.1109/lmwc.2018.2871336
Abstract: This letter presents a 1 to >110-GHz ultrawideband traveling-wave amplifier (TWA) based on 500-nm transferred-substrate InP double-heterojunction bipolar transistor technology. The HBT cells are realized with inductive peaking at the output and match the phase… read more here.
Keywords: wave amplifier; output; technology; ultrawideband traveling ... See more keywords
Development of a 100-W 200-GHz High Bandwidth mm-Wave Amplifier
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Electron Devices"
DOI: 10.1109/ted.2018.2790411
Abstract: A millimeter (mm) wave amplifier that combines both high-power output and a wide bandwidth would enable dramatic improvements in areas where high-power radio signals with significant information content are required. However, to date, the only… read more here.
Keywords: high power; wave amplifier; power; bandwidth ... See more keywords
Semiconductor–Metal-Grating Slow Wave Amplifier for Sub-THz Frequency Range
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Electron Devices"
DOI: 10.1109/ted.2019.2935312
Abstract: The concept of semiconductor slow wave amplifier aimed at sub-terahetz frequencies is studied numerically. The scheme of the transversal amplifier with metal grating is proposed. The requirements on semiconductor parameters that provide positive net amplification… read more here.
Keywords: wave amplifier; slow wave; metal grating; semiconductor ... See more keywords