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Ultrasonic signal processing for in vivo attenuation measurement: short time Fourier analysis.
Short-time Fourier analysis is well suited for processing tissue echographic signals which are nonstationary. We have investigated the use of short-time Fourier analysis to provide an estimation ofExpand
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Ultrasonic Signal Processing for in Vivo Attenuation Measurement: Short Time Fourier Analysis
Short-time Fourier analysis is well suited for processing tissue echographic signals which are nonstationary. We have investigated the use of short-time Fourier analysis to provide an estimation ofExpand
  • 121
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3D Echography: Status and Perspective
TLDR
3D echography is still in its infancy but recent preliminary clinical results reveal exciting potentialities. Expand
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Short Time Fourier Analysis and Diffraction Effect in Biological Tissue Characterization
This study presents a new method based on short time Fourier analysis giving a local unbiased estimation of the attenuation in biological tissue. Short time Fourier analysis concepts are well adaptedExpand
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Qualitative and quantitative assessments of the growth of (Al,Ga) As-GaAs heterostructures by in situ ellipsometry
Fast ellipsometers have made feasible real-time assessment of heterostructure growth in a vapour phase ambient. A fast ellipsometer/MO-VPE experimental system is described and the possibilities of inExpand
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In vivo attenuation estimation in reflection mode.
Methods for "in vivo" tissue attenuation measurements, including a new method based on Short Time Fourier Analysis and discussion of their application to the clinical field.
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New Approaches Towards Quantitative Echography
Among all the acoustic parameters of a biological tissue, the attenuation is an indicator sensitive to the pathology of an organ. Considering the basic non stationary properties of the ultrasonicExpand
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