Experimental investigation of the influence of excitation signal on radiation characteristics of capacitive micromachined ultrasonic transducer
Sign Up to like & getrecommendations! Published in 2018 at "Microsystem Technologies"
DOI: 10.1007/s00542-018-4131-8
Abstract: CMUT based on micro-electro-mechanical systems (MEMS) technology has a broad application prospects and has become the mainstream transducer for the new generation of ultrasound imaging systems. In this paper, based on the 16-element linear CMUT… read more here.
Keywords: experimental investigation; radiation; signal radiation; influence ... See more keywords
Design of MELPe-Based Variable-Bit-Rate Speech Coding with Mel Scale Approach Using Low-Order Linear Prediction Filter and Representing Excitation Signal Using Glottal Closure Instants
Sign Up to like & getrecommendations! Published in 2019 at "Arabian Journal for Science and Engineering"
DOI: 10.1007/s13369-019-04273-z
Abstract: In this paper, we propose a variable-bit-rate speech codec-based on mixed excitation linear prediction enhanced (MELPe) with an average bit rate of 2 kbps and with a better representation of excitation signal. The order of the… read more here.
Keywords: speech; excitation signal; bit rate; bit ... See more keywords
New RDC Method Using Trapezoidal Excitation Signal Considering Resolver Nonlinearity
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2023.3238022
Abstract: The resolver is a kind of transformer that requires one excitation signal. Among numerous resolver-to-digital conversion (RDC) methods, the square wave excitation method has the advantage of being easy to demodulate and implement, but nonlinear… read more here.
Keywords: excitation; rdc; excitation signal; trapezoidal excitation ... See more keywords
Damage severity assessment in composite structures using multi-frequency lamb waves
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DOI: 10.1177/14759217221076736
Abstract: When a narrowband tone burst excitation signal is used to generate Lamb waves in the thin composite plates, a suitable frequency of the excitation signal is typically chosen to excite a solitary mode of Lamb… read more here.
Keywords: damage severity; frequency; excitation signal; severity ... See more keywords