Active feedback control on acoustic radiation of metastructure shell with low-frequency and broadband characteristics
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DOI: 10.1063/5.0211418
Abstract: Due to the tunable characteristics of elastic waves, the vibroacoustic coupling behavior of a mechanical metastructure is a hot topic of underwater vehicles. In this work, a metastructure shell with active feedback control is presented… read more here.
Keywords: metastructure; active feedback; metastructure shell; feedback control ... See more keywords
Simultaneous Bandwidth-Extended and Precisely-Gain-Controlled dB-Linear PGA Based on Active Feedback and Binary-Weighted Switches
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Circuits and Systems II: Express Briefs"
DOI: 10.1109/tcsii.2022.3205042
Abstract: A simple yet effective approach for programmable gain amplifier (PGA) with a high precision decibel (dB)-linear characteristic and wide bandwidth is presented in this brief. This novel approach is presented by innovatively combining two techniques.… read more here.
Keywords: pga; bandwidth; gain; binary weighted ... See more keywords