Title :
Principles of ultrasonic velocimetry by means of nonlinear interaction of phase conjugate waves
Author :
Pyl´nov, Y. ; Preobrazhensky, V.
Author_Institution :
Moscow Inst. of Radio Eng., Electron. & Autom., Russia
Abstract :
The results of using of wave phase conjugation in Doppler velocimetry are reported. The increasing of sensitivity of Doppler sonar due to phase super resolution at low frequency emission by non-resonance interaction of ultrasonic waves is demonstrated.
Keywords :
Doppler measurement; nonlinear acoustics; sonar; ultrasonic velocity measurement; ultrasonic waves; Doppler sonar; low frequency emission; nonlinear interaction; nonresonance interaction; phase conjugate waves; phase super resolution; ultrasonic velocimetry; ultrasonic waves; wave phase conjugation; Acoustic beams; Acoustic emission; Acoustic propagation; Acoustic scattering; Acoustic waves; Frequency; Nonlinear acoustics; Nonlinear equations; Sonar; Ultrasonic imaging;
Conference_Titel :
Ultrasonics Symposium, 2004 IEEE
Print_ISBN :
0-7803-8412-1
DOI :
10.1109/ULTSYM.2004.1418129
