Bias reduction in acoustic feedback cancellation systems with varying all-pass filters

Electronics Letters

Volumn 42, Issue 9, 2006, Pages 556-558

  Boukis, C ^a   Mandic, D P ^b   Constantinides, A G ^b  

^a ATHENS INFORMATION TECHNOLOGY   (Greece)

^b IMPERIAL COLLEGE LONDON   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

COMPUTER SIMULATION; CORRELATION THEORY; FEEDBACK; OPTIMIZATION; SIGNAL PROCESSING; TIME VARYING SYSTEMS;

ACOUSTIC FEEDBACK CANCELLATION; ALL-PASS FILTERS; BIAS REDUCTION; TIME-VARYING POLES;

ELECTRIC FILTERS;

EID: 33646404957     PISSN: 00135194     EISSN: None     Source Type: Journal    
DOI: 10.1049/el:20060470     Document Type: Article

References (4)

1. Siqueira, M.G., and Alwan, A.: ' Steady-state analysis of continuous adaptation in acoustic feedback reduction systems for hearing aids ', IEEE Trans. Speech Audio Process., 2000, 8, (4), p. 443-453
2. Kates, J.M.: ' Feedback cancellation in hearing aids: results from a computer simulation ', IEEE Trans. Signal Process., 1991, 39, (3), p. 553-562
3. Ali, M.: ' Stereophonic acoustic echo cancellation system using time-varying all-pass filtering for signal decorrelation ', IEEE Int. Conf. on Acoustics, Speech, and Signal Processing, 1998, Seattle, WA, USA 6, p. 3689-3692
4. Gardner, W., and Martin, K. HRTF measurements of a KEMAR dummy-head microphone, Tech. Rep. 280, MIT Media Lab Perceptual Computing, 1994