Two Multi-Element Systems for Real Time Cross-Sectional Analysis of the Heart
- N. Bom, C.T. Lancee, J. Roelandt, F.C. van Egmond
A Cardiac Dynamics Visualization System
- M.G. Maginness, J.D. Plummer, J.D. Meindl and A.L. Susal
Transmission Ultrasonography
- R. C. Heyser and D. H. Le Croissette
Acoustic Visualization Technique for the Diagnosis of
Arteriosclerotic Diseases
- M. Ahmed, R. L. Whitman, A. Korpel, H. Davies, P.
Steele, F. S. Barnes
A New Acoustic Imaging Device
- J. F. Havlice, G. S. Kino, C. F. Quate
A Scanning Acoustic Microscope
- Ross A. Lemons, and Calvin F. Quate
Visualization and Piezoelectric Recording of the Ultrasonic Field Within Shock-Loaded Head- and Container-Models
- M. Bockhoff and D. Rauch
Ultrasonic Image Tube Resolution Enigma
- William R. Turner
Digital Image Enhancement Techniques Applied to Acoustic Images
- C.H. Lee, G.R. Heidbreder, A.C. Berggreen
Enhancement of Ultrasonic B-Scan by Chromatic Encoding
- John P. Liebesny, Padmakar P. Lele
Bulk and Surface Waves Second Order Interactions for Acoustical Imaging
- J. Desbois, P. Tournois
Ultrasonic Tomographic Imaging of the Brain with an Electronic Sector Scanning System
- J.C. Somer, W.A. Oosterbaan, H.J. Freund
Automatic Encephalography
- James B. Williams
Potential of TAST for Measurements of Perfusion, Ultrasonic Absorption and Intensity at a Point
- Thomas D. Sachs
Destruction of Solid Inclusions in Fluid Without Touching by Probes
- E. Hausler and W. Kiefer
Tissue Macrostructure Determination with Swept-Frequency Ultrasound
- R. C. Waag, R. M. Lerner
A Theory for Animal Echolocation and Its Application to
Ultrasonics
- R. A. Altes
Recognition of Tissue Patterns by Ultrasonic Spectroscopy
- E. Holasek, W. D. Jennings, A. Sokollu and E. W. Purnell
Atherosclerosis and Its Effect on Thoracic Aorta Wall Motion and Peripheral Blood Velocity Patterns
- C. W. Miller, M. B. Histand, D. E. Hokanson, F. D.
McLeod, and R. E. Daigle
A Directional Ratiometric Ultrasonic Blood Flowmeter
- W.C. Haase, W.S. Foletta, J.D. Meindl
An Ultrasonic Scanning System for Arterial Imaging
- C.F. Hottinger and J.D. Meindl
Optimal System Design of the Pulsed Doppler Ultrasonic Blood Flowmeter
- R.W. Gill and J.D. Meindl
Anlysis of Random Signal Blood Flow Measurement
- Vernon L. Newhouse and Phillip J. Bendick
Broadband Acousto-Optic Spectrum Analysis
- D. L. Hecht
Characteristics of an Acousto Optic Transducer of the Nematic Liquid Crystal Type
- John F. Dreyer
Acousto-Optic Investigation of Layer Wave Properties
- M. N. Araghi, C. J. Kramer, and P. Das
Surface Wave Generation by Interdigital Transducer
- P.J. Vella, W.S. Goruk, and G.I.A. Stegeman
Variable Delay for Acoustic Surface Waves by Electro-Acousto-Optic Interaction on LiNbO3
- M. Luukkala, and P. Merilainen
Acoustic Surface Waveguides
- P.E. Lagasse
Variational Analysis of Acoustic Waveguides
- R. S. Wagers
Edge Modes for Piezoelectric Wedges of Arbitrary Interior Angles
- T.M. Sharon
Beam Guided Surface Wave Long Delay Lines
- E. Papadofrangakis, I.M. Mason, and J. Chambers
The Love-Wave Contribution to Modes of the Acoustic Thin-Ribbon Waveguide
- Y. Shimizu, R. C. M. Li
Signal Processing Using the SAW Diode Convolver
- D. P. Morgan
Surface Acoustoelectric Convolvers
- J. M. Smith, E. Stern, A. Bers, J. Cafarella
Strip Coupled Acoustic Convolvers
- W.R. Shreve and G.S. Kino
Strip Coupled
AlN and Si on Sapphire Convolvers
- L. R. Adkins
Suppression of Spurious Signals in a Degenerate SAW Convolver
- M.D. Motz, J. Chambers, and I.M. Mason
Some Applications of a Non-Symmetrical Multistrip Coupler
- C. Maerfeld, P. Defranould, G.W. Farnell
Spatial Harmonic Analysis of the Multistrip Coupler
- I.M. Mason, J. Chambers, P.E. Lagasse
A Normal Mode Representation of Surface Wave Multistrip Couplers
- K.A. Ingebrigtsen
Coupling of Dissimilar Surface Acoustic Waves with the Multistrip Coupler
- J. R. Morgan and E. G. S. Paige
Multi-Strip Coupled Acoustic Surface Wave Filters
- D. H. Hurlburt and A. G. Brown
An Integrated Surface Wave Convolver/Amplifier
- L. P. Solie
Nonintrusive Dynamic Flowmeter
- N. E. Pedersen and L. C. Lynnworth
Deep Bed Drying of Fine Coal with the Aid of Ultrasonics
- Harold V. Fairbanks
Design of Flexural Plate Atomizers
- J.G. Martner
Under-Sodium Viewing
- C. K. Day and R. W. Smith
Metal Deformation with Ultrasound
- D. R. Culp, H. T. Gencsoy
Pulsed Random Signal Ultrasonic Doppler System and High Resolution Transducer in Blood Flow Studies
- C. P. Jethwa and Frank Saggio III
Burst Acoustic Emission During the Bauschinger Effect in F.C.C. and H.C.P. Metals and Alloys
- Edward Siegel
Transmission Frequency Spectra of Ultrasonic Waves Through Multi-Layer Media
- F. H. Chang, J. C. Couchman, B. G. W. Yee
Finite Element Analysis of Elastic Wave Scattering from Discontinuities
- H. A. Sabbagh, T. F. Krile
Elastic Wave Scattering from Various Obstacles Imbedded in Solid Media in the Regime λ = Obstacle Dimension
- B. R. Tittmann, E. R. Cohen, H. Nadler, N. E. Paton
Reflection Phenomena for Acoustic Beams Incident on a Solid at the Raleigh Angle
- H. L. Bertoni, T. Tamir
Characterization of Material Parameters and the Measurement of Residual Stress Using Ultrasonic Techniques
- Pascal J. Noronha, James J. Wert and D. L. Kinser
Attenuation of Ultrasonic Rayleigh Waves by a Growing Fatigue Crack
- A. W. Lohanick, F.P. Lipschultz
Electroaccoustic Means for Separation of Glued Joints
- A. M. Harris
Second Harmonic Generation of Surface Waves in Isotropic Elastic Solids
- H.F. Tiersten, J.C. Baumhauer
Nonlinear Generation of Acoustic Surface Waves in the Presence of a Semiconductor
- C. W. Lee, R. L. Gunshor
Surface Acoustic Wave Nonlinearities: Parametric Mixing and Harmonic Generation
- P. J. Vella, T. C. Padore and G. I. Stegeman
Pump Requirements for Parametric Instabilities of Surface Waves on
YZ LiNbO3
- W. P. Robbins and W. L. Morgan
Nonlinear Acoustic Signal Processing in Multi-Mode Structures
- E. S. Furgason, V. L. Newhouse
Effect of Dispersion on Harmonic Generation of Acoustic Surface Waves
- E.L. Adler and A.A. Nassar
Acoustoelectric Surface-Waves in Multilayers, a Matrix Approach
- A.H. Fahmy, E.L. Adler
Perturbation Theory for Multilayered Surface-Wave Amplifiers
- A.H. Fahmy, E.L. Adler
Field Dependence of Elastic Constants of Rare Earth Metals and Compounds
- D. A. Goodings
Dynamic Magnetoelastic Effects in Rare-Earth Materials
- P. L. Donoho
The Anomalous Elasticity of Materials Undergoing Cooperative Jahn-Teller Phase Transitions
- R. L. Melcher
Phonon Echoes and Amplification Induced by Alternating EM Fields in Piezoelectric and Magnetic Materials
- Eugene Y.C. Lu, Peter A. Fedders
Ultrasonic Investigation of the Order-Disorder Phase Transition in NH4Br
- Carl W. Garland
Scattering of Sound by Sound in Solids
- J.M. Rouvaen, E. Bridoux, M. Moriamez, R. Torguet
Magnetoelastic Coupling in Paramagnetic Terbium
- K. Salama, C. L. Melcher, P. L. Donoho
Ultrasonic Generation in Terbium-Iron Thin Films
- L. B. McLane, B. M. Kale, P. L. Donoho
An IFF System Using Block Programmable Surface Wave Signal Expander and Compressor
- M. Setrin, D. T. Bell, Jr., M. B. Schulz, M. G. Unkauf
Design and Performance of a ZnO/Si-MOSFET Monolithic Quadraphase Programmable Correlator
- F. S. Hickernell
High Performance Communication Modems Incorporating Surface Acoustic Wave Analogue Matched Filters
- B. J. Darby, P. M. Grant, J. H. Collins
Integrated Programmable Analog Matched Filters for Spread Spectrum Applications
- P. J. Hagon, F. B. Micheletti, R. N. Seymour
Concatenated Surface Wave Processors
- C. H. Moor, C. F. Stolwyk
Digital Arithmatic Operations Using Acoustic Surface Wave Delay Line Structure
- M. E. Motamedi, G. C. Shoja
Some Aspects of SAW Oscillators
- M. F. Lewis
Variable Delay Line
- F.Y. Cho and B. J. Hunsinger
Bleustein-Gulyaev Wave Delay Lines with Electronically Variable Delay-Time
- C.L. Chen and R.C. Ho
Surface Wave Scattering and Loss from Planar Discontinuities in Bonded Acoustic Composites
- M. T. Wauk
Reflection of Rayleigh Surface Waves from a Discontinuity
- C. A. Roberts and N. Perl
Surface Wave Reflection from Right Angle Corners in Gallium Arsenide
- William H. Haydl
The Effect of Surface Quality on Acoustic Surface Wave Attenuation on
YZ LiNbO3
- A. J. Slobodnik, Jr.
Plate Mode Resonances in Surface Wave Delay Lines
- R. S. Wagers
Flexural, Width-Shear, Width-Twist Vibrations in Extensional Mode Lithium Tantalate Resonators
- A. A. Comparini, J. J. Hannon
Acoustic Surface Wavefront Analysis from Interference and Focusing Experiments
- P. Hartemann and O. Menager
Rayleigh Waves in Selenium Crystals
- E. Dieulesaint, D. Royer, J. Barbot and J.C. Thuillier
Electromagnetic, Noncontact Transducers
- R. B. Thompson
Experimental Amplitude Weighting of Surface Wave Transducers
- William H. Haydl
Model Experiments on Ultrasonic Transducer Arrays Using Two Dimensional Guided Wave Propagation
- E. Hausler and H.-J. Salzburger
Description of Interdigital Transducers in Terms of Circuit Theory
- Alfhart E. Gunther
Overall Comparison Between Theoretical Predictions Using the Cross-Field Transmission-Line Model and Experimental Measurements of a Split-Connected Transducer
- Adrian J. DeVries and S. Subramanian
Minimizing Multiple Transit Echoes in Surface Wave Devices
- W. R. Smith, Jr.
Synthesis of Amplitude-Modulated SAW Filters with Constant - Length Fingers
- C. Atzeni, G.Manes, and L. Masotti
Design Considerations for SAW Filters
- R. H. Tancrell and H. Engan
Weighting Interdigital Surface Wave Transducers by Selective Withdrawal of Electrodes
- Clinton S. Hartmann
Some Techniques for Interdigital Acoustic-Surface-Wave Filter Synthesis
- George L. Matthaei, David Y. Wong
Experimental Verification of a New Surface Elastic Wave Bandpass Filter Synthesis Technique
- M. D. Adamo, C. F. Vasile
Inverse Filters: Design and Performance Using Surface Acoustic Waves
- J.D. Maines, G.R. Rich, J.B.G. Roberts
A Design Method for Surface-Wave Filters Using Simple Structures as Building Blocks
- Adrian J. DeVries
Design of Acoustic Surface Wave Filters Using Phase-Coded Transducers
- K. Sugiyama and S. Yoshikawa
Acoustic Radiation Measurements and Calculations for Three Surface Wave Filter Designs
- Michael R. Daniel, and J. de Klerk
Selectable Bandpass Filters-- Multichannel Surface Wave Devices
- R. M. Hays, R. C. Rosenfeld, C. S. Hartmann
Multiple-Bandpass and Narrow-Bandpass Surface Waves Filters
- William H. Hadyl
Multiple-Channel UHF Frequency Synthesizer Using Acoustic Surface-Wave Filters
- A. J. Budreau, P. H. Carr, K. R. Laker
A S.A.W. Frequency Discriminator
- Peter F. Blomley, John N. Gooding
High Performance Surface-Wave Pulse Compression
- F.G. Herring, P.M. Krencik C.F. Vasile
Technique for Realizing Low Time Sidelobe Levels in Small Compression Ratio Chirp Waveforms
- G. W. Judd
500
MHz Bandwidth Surface Wave Pulse Compression Filter
- R. D. Weglein, M. T. Wauk, G. R. Nudd
Development of a UHF Surface Wave Pulse Compressor
- Donald W. Mellon, Delamar T. Bell, Jr.
L-Band Reflective-Array Compressor with a
Compression Ratio of 5120
- R. C. Williamson, V. S. Dolat and Henry I. Smith
Application of Chirp
SWD for Spread Spectrum Communications
- H. Bush, A. R. Martin, R. F. Cobb, E. Young
Long Time Delay Reflective Surface Wave Dispersive Delay Line
- P. C. Meyer, R. H. Tancrell, and J. H. Matsinger
Reflective Surface Acoustic Wave Delay Line Material Parameters
- P.C. Meyer and M.B. Schulz
Second-Order Effects in Surface-Wave Devices Due to Stored Energy at Step Discontinuities
- R. C. M. Li, J. Melngailis
Rayleigh Wave Scattering in Layered Media
- M. Munasinghe and G.W. Farnell
Precision Electron Beam Microfabrication of Acoustic Surface Wave Devices
- E. D. Wolf, F.S. Ozdemir and R.D. Weglein
Fabrication of
Microwave-Frequency Surface-Acoustic-Wave Transducers Using a Novel Electron-Beam Projection System
- R.E. Lee, E.R. Westerberg, A.J. Bahr
High Resolution SWD Pattern Replication Without Photo-Chemical Processing
- E. J. Staples
A Surface Wave Thickness Monitor for Thin Evaporated Films
- R. B. Hemphill
Adjustments of Surface Wave Transducer Responses
- H. Engan
Ultrasonic Measurement of Phase and Group Velocity Using Continuous Wave Transmission Techniques
- Lawrence C. Lynnworth, Emmanuel P. Papadakis and Warren R. Rea
Bends Studies and Control Using Ultrasonic Imaging of Body Bubbles
- George J. Rubissow, and R. Stuart Mackay
Piezoelectric Stiffening Effects on Various Elastic Properties
- Seymour Epstein
A Bulk Mode
Suppression Technique for Surface Wave Devices
- W. Tanski, J. Acevedo, R. A. Moore
Phase Shift Characteristics of Interdigital Surface Acoustic Wave Filters
- J. Acevedo, W. J. Tanski and R.A. Moore
Semiconductor Junction Surface Wave Transducer
- H. C. Lin, N. A. Papanicolaou, J. Acevedo and W. Tanski
An Acousto-Optic Standing-Wave Correlator
- R. M. Montgomery, D. G. Mueller and E. H. Young
Ion-Beam Etching of Surface Gratings
- Henry I. Smith, John Melngailis, R. C. Williamson and W. T. Brogan
Direct EM Generation and Detection of Surface Elastic Waves on Conducting Solids. I. Theoretical Considerations
- E. Burstein, H. Talaat, J. Schoenwald, J. J. Quinn, E. G. H. Lean
Direct Electromagnetic Generation and Detection of Surface Elastic Waves on Conducting Solids. II. Experiment
- H. Talaat, E. Burstein
Signal Processing Using Charge Coupled Devices and Surface Wave Devices
- H. J. Whitehouse, R. W. Means
Technology Forecasting and Assessment in
Ultrasonics
- William Morsch