Real-time adaptive cancelling of ambient noise in lung sound measurement

Medical & Biological Engineering & Computing

Volumn 33, Issue 5, 1995, Pages 704-708

  Suzuki, A ^a   Sumi, C ^a   Nakayama, K ^a   Mori, M ^b  

^a SOPHIA UNIVERSITY   (Japan)

^b National Hospital Organization   (Japan)

Author keywords

Adaptive signal processing; Airway sensitivity test; Electronic stethoscope; Lung sounds; Real time noise canceller

Indexed keywords

ACOUSTIC NOISE; ACOUSTIC VARIABLES MEASUREMENT; ALGORITHMS; COMPUTER WORKSTATIONS; DIGITAL SIGNAL PROCESSING; PERFORMANCE; TISSUE;

AIRWAY SENSITIVITY TEST; AMBIENT NOISE; ELECTRONIC STETHOSCOPE; LUNG SOUND MEASUREMENT; LUNG SOUNDS; REAL-TIME NOISE CANCELLER;

ADAPTIVE FILTERING;

ADULT; ALGORITHM; ARTICLE; FILTER; HUMAN; HUMAN EXPERIMENT; LUNG AUSCULTATION; MALE; MICROPHONE; NOISE REDUCTION; NORMAL HUMAN; SIGNAL PROCESSING; STETHOSCOPE; THORAX WALL;

ADULT; ELECTRONICS, MEDICAL; HUMAN; MALE; MATHEMATICS; NOISE; RESPIRATORY SOUNDS; SIGNAL PROCESSING, COMPUTER-ASSISTED; STETHOSCOPES; SUPPORT, NON-U.S. GOV'T;

EID: 0029360778     PISSN: 01400118     EISSN: 17410444     Source Type: Journal    
DOI: 10.1007/BF02510790     Document Type: Article

References (7)

1. Adaptive method for cancellation of respiratory artefact in electrogastric measurements
2. Reduction of heart sounds from lung sounds by adaptive filtering
3. Applications of digital filter to microphone systems-techniques for reducing undersired sound
4. Self-adaptive broadband active sound control system
5. Characteristics of the lung-sound microphone on the chest wall
6. Adaptive noise cancelling: principles and applications