Spectral broadening of clinical Doppler signals using FFT and autoregressive modelling

European Journal of Ultrasound

Volumn 7, Issue 3, 1998, Pages 209-218

  Keeton, P I J ^a   Schlindwein, F S ^a  

^a UNIVERSITY OF LEICESTER   (United Kingdom)

Author keywords

Autoregressive model; Carotid stenosis; Doppler ultrasound; Spectral analysis; Spectral broadening

Indexed keywords

ARTICLE; CAROTID ARTERY OBSTRUCTION; COLOR ULTRASOUND FLOWMETRY; DIAGNOSTIC IMAGING; DOPPLER ECHOGRAPHY; FOURIER TRANSFORMATION; FREQUENCY ANALYSIS; HEART BEAT; HUMAN; PRIORITY JOURNAL; SPECTROSCOPY;

ALGORITHMS; CAROTID ARTERY, INTERNAL; CAROTID STENOSIS; FOURIER ANALYSIS; HUMANS; SIGNAL PROCESSING, COMPUTER-ASSISTED; ULTRASONOGRAPHY, DOPPLER, COLOR; ULTRASONOGRAPHY, DOPPLER, TRANSCRANIAL;

EID: 0032142767     PISSN: 09298266     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0929-8266(98)00032-9     Document Type: Article

References (17)

1. David J.Y., Jones S.A., Giddens D.P. Modern spectral analysis techniques for blood flow velocity and spectral measurements with pulsed Doppler ultrasound. IEEE Trans Biomed Eng. 38(6):1991;589-596.
2. Evans DH, McDicken WN, Skidmore R, Woodcock JP. Doppler Ultrasound - Physics, Instrumentation and Clinical Applications. John Wiley and Sons, Chichester, 1989.
3. Harward T.R.S., Bernstein E.F., Fronek A. Continuous-wave versus range-gated pulsed Doppler power frequency spectrum analysis in the detection of carotid arterial occlusive disease. Ann Surg. 204(1):1986;32-37.
4. Hughes A, Graiwoig D. Statistics: A Foundation for Analysis. Addison-Wesley, London, 1971.
5. Kaluzynski K. Analysis of application possibilities of autoregressive modelling to Doppler blood flow signal spectral analysis. Med Biol Eng Comput. 25:1987;373-376.
6. Kaluzynski K., Palko T. Effect of method and parameters of spectral analysis on selected indices of simulated Doppler spectra. Med Biol Eng Comput. 31:1993;249-256.
7. Kay S.M., Marple S.L. Jr. Spectrum analysis - a modern perspective. Proc IEEE. 69:1981;1380-1419.
8. Keeton P.I.J., Schlindwein F.S., Evans D.H. A study of the spectral broadening of simulated Doppler signals using FFT and AR modelling. Ultrasound Med Biol. 23:1997;1033-1045.
9. Kitney RI, Giddens DP. Linear estimation of blood flow waveforms measured by Doppler ultrasound. In: Salamon R, Blum B, Jφrgensen M, editors. MEDINFO 86. North Holland: Elsevier Science Publishers B.V, 1986;5:672-677.
10. Labs KH, Fitzgerald DE. Quantification of pulsed Doppler spectra for the diagnosis of minor to moderate atherosclerotic lesions: experience from in vitro and in vivo models. In: Labs KH, Jäger KA, Fitzgerald DE, Woodcock JP, Neuerburg-Heusler D, editors. Diagnostic Vascular Ultrasound. London: Edward Arnold, 1992:126-141.
11. Marple SL. Resolution of conventional Fourier, autoregressive, and ARMA methods of spectrum analysis. Proceedings of the IEEE international conference on ASSP. Hartford, Conn. IEEE 1977:74-77.
12. Nichols WW, O'Rourke MF. McDonald's blood flow in arteries, theoretical, experimental and clinical principles. 3rd ed. London: Edward Arnold, 1990.
13. Schlindwein F.S., Evans D.H. A real-time spectrum analyzer for Doppler ultrasound signals. Ultrasound Med Biol. 15(3):1989;263-272.
14. Schlindwein F.S., Evans D.H. Selection of the order of autoregressive models for spectral analysis of Doppler ultrasound signals. Ultrasound Med Biol. 16(1):1990;81-91.
15. Schlindwein FS, Evans DH. Autoregressive spectral analysis as an alternative to fast Fourier transform analysis of Doppler ultrasound signals, In: Edward Arold, editor. Diagnostic Vascular Ultrasound. 1992;8:74-84.
16. Schlindwein FS, Keeton PIJ, Dryden DJ. A simple modulator and mixer for directional Doppler signals. Revista Brasileira de Engenharia, RBE - Caderno de Engenharia Biomédica. 1996;12:103-111.
17. Vaitkus P.J., Cobbold R.S.C., Johnston K.W. A comparative study and assessment of Doppler ultrasound spectral estimation techniques part II: methods and results. Ultrasound Med Biol. 14(8):1988;673-688.