Compensation for phase and amplitude imbalance in quadrature Doppler signals

Ultrasound in Medicine and Biology

Volumn 22, Issue 1, 1996, Pages 129-137

  Moraes, R ^a   Evans, D H ^a,b  

^a UNIVERSITY OF LEICESTER   (United Kingdom)

^b LEICESTER ROYAL INFIRMARY   (United Kingdom)

Author keywords

Crosstalk; Digital filters; Doppler ultrasound; Phase shifter; Quadrature phase detection

Indexed keywords

BLOOD VESSELS; CROSSTALK; DIGITAL FILTERS; DIGITAL SIGNAL PROCESSING; HEMODYNAMICS; PHASE SHIFT;

PULSED WAVE DOPPLER SYSTEM; QUADRATURE PHASE DETECTION;

ULTRASONIC DOPPLER VELOCIMETERS;

ARTICLE; DIGITAL FILTERING; DOPPLER ECHOGRAPHY; PRIORITY JOURNAL; SIGNAL PROCESSING;

EID: 0030048561     PISSN: 03015629     EISSN: None     Source Type: Journal    
DOI: 10.1016/0301-5629(95)02027-6     Document Type: Article

References (6)

1. Aydin N, Evans DH. Implementation of directional Doppler techniques using a digital signal processor. Med Biol Eng Comput 1994;32:S157-S164.
2. Coghlan BA, Taylor MG. Directional Doppler techniques for detection of blood velocities. Ultrasound Med Biol 1976;2:181-188.
3. Darlington S. Realization of a constant phase difference. Bell Syst Tech J 1950;29:94-104.
4. Evans DH, McDicken WN, Skidmore R, Woodcock JP. Doppler ultrasound. Chichester: Wiley, 1989.
5. Oppenheim AV, Schafer RW. Digital signal processing. Englewood Cliffs, NJ: Prentice-Hall, 1975:206, 352.
6. Taylor MG. Processing Doppler-shifted ultrasound signals from insonated blood vessel. PhD thesis. University of London, UK, 1984.