The effect of three-wave interference in laser Doppler vibrometry

Measurement Science and Technology

Volumn 15, Issue 10, 2004, Pages 2150-2156

  Yarovoi, Leonid ^a   Siegmund, Georg ^b  

^a TARAS SHEVCHENKO NATIONAL UNIVERSITY OF KYIV   (Ukraine)

^b POLYTEC GMBH   (Germany)

Author keywords

Interferometry; Laser Doppler vibrometer; Signal processing; Vibration measurement; Vibrometry

Indexed keywords

INTERFEROMETERS; SIGNAL INTERFERENCE; SIGNAL SYSTEMS;

ACTUAL INTENSITY RATIOS; DEMODULATED SIGNALS; REFERENCE BEAMS; SPURIOUS REFLECTIONS;

DOPPLER EFFECT;

LASER DOPPLER ANEMOMETER; MEASUREMENT METHOD; PROCESSING TECHNIQUE; WAVE;

EID: 5644226335     PISSN: 09570233     EISSN: None     Source Type: Journal    
DOI: 10.1088/0957-0233/15/10/027     Document Type: Article

References (7)

1. Bauer M, Ritter F and Siegmund G 2002 High-precision laser vibrometers based on digital Doppler-signal processing Vibration Measurements by Laser Techniques, Proc. SPIE 4827 50-61
2. Drain L E 1980 The Laser Doppler Technique (New York: Wiley)
3. Dussarrat O J, Clark D F and Moir T J 1998 Laser sensing application using an amplitude locked loop Laser Radar Technology and Applications, Proc. SPIE 3380 39-47
4. Dussarrat O J, Clark D F and Moir T J 1998 New demodulation process to reduce cochannel interference for a laser vibrometer sensing system Vibration Measurements by Laser Techniques, Proc. SPIE 3411 2-13
5. USA patent 5341106 or International Patent PCT/GB91/00101: Amplitude Locked Loop Circuits
6. Mäusl R 1992 Analoge Modulationsverfahren (Heidelberg: Hüthig)
7. Lewin A 1998 Compact laser vibrometer for industrial and medical application Vibration Measurements by Laser Techniques: Advances and Applications, Proc. SPIE 3411 61-67