Acoustical Imaging

Front Matter....Pages i-xviii
Time Reversal Mirrors....Pages 1-15
Theoretical Study of Focusing Techniques through Plane Interfaces: Comparison between Time-Reversal Methods and Fermat’s Surface Techniques....Pages 17-22
Lamb Wave Propagation in Multilayered Anisotropic Solids and its Application Towards Imaging Material Defects....Pages 23-30
A Comparison of the Transient Propagation Properties of Gaussian and Bessel Waves....Pages 31-38
Ultrasonic Pulse Reflection from A graded boundary plane surface....Pages 39-46
Simulation Calculations for Monofrequent Sound Fields in Layered Media....Pages 47-53
Effect of Nonlinearity on Propagation of Shear Acoustic Waves Along the Interface Between Two Crystals....Pages 55-72
Diffraction Tomography Revisited....Pages 73-80
Applications of Solid-Angle Functions in Acoustical Scattering....Pages 81-92
Computerized Simulations for Reflective Diffracted Tomography by Iteration Method....Pages 93-100
Exact Inverse Scattering Solutions in Multi-Dimensions (Perspectives of Using in Acoustical Imaging)....Pages 101-111
Reconstructing the Shape of An Object in an Isotropic Solid....Pages 113-120
Piezocomposite Materials for Acoustical Imaging Transducers....Pages 121-138
A New Three-Dimensional Model for Circular Piezoelectric Transducers....Pages 139-144
Comparison of Sidelobes of Limited Diffraction Beams and Localized Waves....Pages 145-152
Ferroelectric Polymer Array Sensors For Ultrasonic Imaging in Air....Pages 153-159
Experimental Results on Phase Aberration Correction for Two-Dimensional Conformal Arrays....Pages 161-169
Active Imaging Analysis via Ellipsoidal Projections....Pages 171-182
Novel Airborne Ultrasound Transducer....Pages 183-190
Acoustic Sensors Using Langmuir-Blodgett Films....Pages 191-199
Phased Array Transesophageal Endoscope for Pediatrics....Pages 201-209
Curved Array Imaging for Navigation in an Unknown Environment....Pages 211-221
Biophysical Bases of Elasticity Imaging....Pages 223-240
Reconstructive Elasticity Imaging....Pages 241-252
Imaging System of Precise Hardness Distribution in Soft Tissue in Vivo Using Forced Vibration and Ultrasonic Detection....Pages 253-258
Speckle Definitions....Pages 259-269
Algebraic Approach to Ultrasonic B-Mode Imaging for Resolution Enhancement....Pages 271-280
Pulse Coding in Medical Ultrasound: Some Possible Applications....Pages 281-290
A Nonlinear Theory for Diffraction Tomography - the Fractal Diffraction....Pages 291-298
Nonlinear Parameter Tomography by Secondary Sound Waves....Pages 299-304
Low Frequency Acoustical Imaging Using a Vibrating Tip....Pages 305-311
A New Field Measurement Technique for Ultrasonic Computed Tomography....Pages 313-320
Low Bit-Rate Imaging in Scanning Tomographic Acoustic Microscopy....Pages 321-330
Single-Channel Digital Demodulation of Ultrasound Bandpass Signals for Flow -Imaging Applications....Pages 331-335
Acoustical Imaging Using an Optimal Combination of Signal Prefil Tering and Pulse Compression....Pages 337-347
Splatting and Splines in 3D Medical Ultrasound Imaging....Pages 349-355
Spatial Filtering of Partially Coherent Acoustical Images....Pages 357-363
Experimental Image-Reconstruction of Diffraction Tomography with Data Obtained by Compound-Scanning a Pair of Transducers....Pages 365-372
Towards More Informative Pulse-Echo Images of Thin Membranes....Pages 373-378
A New Consideration of Diffraction Computed Tomography for Breast Imaging: Studies in Phantoms and Patients....Pages 379-390
Simultaneous Imaging System of Three Kinds of Parameters of Nonlinearity for Medical Diagnosis....Pages 391-397
3-D Motion Image Reconstruction Using Volume Rendering Technique from Ultrasound Echographic Images....Pages 399-403
A Comparison of Algorithms for the Detection of Stenotic Vessels....Pages 405-413
Stenoses Characterization with Ultrasound....Pages 415-421
Intravascular Ultrasound and Scanning Acoustic Microscopy Evaluation of Aortic Wall....Pages 423-432
Determination of Elasticity Distribution in Tissue From Spatio-Temporal Changes in Ultrasound Signals....Pages 433-443
A Novel Pulse-Echo Attenuation Imaging Technique....Pages 445-452
Design of a Tissue Characterization System for Diagnosing Cardiac Rejection after Heart Transplantation by Means of Texture Analysis....Pages 453-459
Ultrasonic Reconstruction of Brain Pathologic Inclusions....Pages 461-467
Blood Flow Assessment Using Wavelet Transform Based Cross-Correlation Technique....Pages 469-478
Autoregressive Recursive Algorithms for Maximum Frequency Estimate of Doppler Ultrasonic Signals....Pages 479-490
A Post -Filtering Technique for Autocorrelation Estimator in Realtime Color Flow Mapping Systems....Pages 491-502
Lateral Velocity Profile and Volume Flow Measurements Via 2-D Speckle Tracking....Pages 503-507
Benefits and Limitations of the C-Mode Doppler Procedure....Pages 509-514
In Vitro Measurements of True Volume Flow with C-Mode Doppler....Pages 515-522
Developments in a Photoacoustic Probe for Potential Use in Intra-Arterial Imaging and Therapy....Pages 523-532
Maximum and Mean Blood Volume Flow Measured via Time Domain Correlation and Ultrasonic Flowmetry: A Comparative Study....Pages 533-542
The Attenuation Effect in Pulsed Doppler Flowmeters....Pages 543-552
Correlation of Histology and Acoustic Parameters of Liver Tissue by Scanning Acoustic Microscopy....Pages 553-558
Imaging of Normal and Atherosclerotic Arteries by Acoustic Microscopy....Pages 559-564
When A-Priori Information Cannot Resolve Tomogram Ambiguities....Pages 565-572
Acoustic Microscopy for Spherical Cavities in Solids....Pages 573-580
Scanning Near-Field Acoustic Microscopy (SNAM) with Nanometer Resolution in the Kilohertz Frequency Range....Pages 581-584
Acoustic Microscopy by Atomic Force Microscopy....Pages 585-592
Imaging Deep Micro Defects in Structural Ceramics by Precision C-Scan Technique....Pages 593-598
Digital Acoustic Microscopy of Cell-Substrate Attachment: Experiments and Model Predictions....Pages 599-604
Contrast Formation for Simple Shaped Objects in Acoustic Microscopy....Pages 605-611
Imaging Geological Materials with the Acoustic Microscope....Pages 613-619
Nondestructive Imaging of Stress Distribution in Metal Using Nonlinear Elasto-Acoustics....Pages 621-626
Real-Time Flaw Classification in Welds with Three Dimensional Ultrasonic Images....Pages 627-633
Acoustic Emission Data From Pull-Out Tests of Reinforced Concrete Analysed with Respect to Passive Us-Tomography....Pages 635-647
Acoustic Emission Images of Cracks in Solids....Pages 649-660
Phase-Insensitive Detection of Backscattered Ultrasound for Void Content Determination in Fiber Reinforced Composites....Pages 661-666
Ultrasonic Non-Destructive Evaluation: High Resolution Techniques for Ceramic Materials....Pages 667-674
High Resolution Ultrasonic Images for Defect Detection in Wood....Pages 675-681
Reconstruction of Sound Velocity Profiles in the Atmosphere from Impulse Measurements....Pages 683-689
Waveform Tomography for Two Parameters in Elastic Media Applied to Cross-Well Geophysics....Pages 691-698
Ultrasonic Wave Investigation for Solid Impurities Detection in Opaque Pharmacological Products....Pages 699-705
High Resolution Multisensor Ultrasonic System for Robot Navigation....Pages 707-712
Sound Fields of Ultrasonic Circumferential Arrays - Case of an Array for Steam Generator Heat Exchanger Tubes....Pages 713-721
3-D Underwater Imaging System....Pages 723-728
Acoustical Imaging of Underwater Plumes....Pages 729-743
Motion Compensation in Synthetic Aperture Sonar Imaging....Pages 745-754
Holographic 3-D Imaging System Using Encoded Wavefront: Theoretical Analysis on Repetitive Transmission....Pages 755-764
Holographic 3-D Imaging System Using Encoded Wavefront: an Underwater Imaging System....Pages 765-772
Multi-View Imaging in Oceanic Waveguides by Dark Field Method....Pages 773-781
The Application of Fresnel Intergrals to the Study of Underwater Noise Sources....Pages 783-791
Suppression of Surface and Bottom Reverberation in Multi-Beam Sonar Images....Pages 793-800
Segmentation of Multispectral Sonar Images....Pages 801-809
Back Matter....Pages 811-820