Low voltage log domain front end for the extraction of 2-D sound localization cues

Proceedings of the IEEE International Conference on Electronics, Circuits, and Systems

Volumn 3, Issue , 2001, Pages 1473-1476

  Grech, Ivan ^a   Micallef, Joseph ^a   Vladimirova, Tanya ^a,b  

^a UNIVERSITY OF MALTA   (Malta)

^b UNIVERSITY OF SURREY   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

AUDIO SIGNAL; CMOS PROCESSS; CURRENT MODE; DIFFERENT FREQUENCY; DIFFERENTIAL ARCHITECTURE; FRONT END; INPUT SIGNAL; LOG-DOMAIN; LOW VOLTAGES; MATHEMATICAL OPERATIONS; MICROPOWER; SIGNAL ENVELOPE; SOUND LOCALIZATION; SUBTHRESHOLD; SUPPLY VOLTAGES;

FREQUENCY BANDS;

CMOS INTEGRATED CIRCUITS;

EID: 4544297971     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (6)

1. L. Rayleigh, "On our perception of sound direction", Philos Mag., 13, pp. 214-232 (1907).
2. P. Zakarauskas and M. S. Cynader, "A computational theory of spectral cue localization", J. Acoust. Soc Am., 94(1), pp. 1323-1331 (1993).
3. K. D. Martin, "Esitmating Azimuth and Elevation from Interaural Differences", Proc. IEEE Mohonk workshop on Applications of Signal Processing to Acoustics and Audio (1995).
4. I. Grech, J. Micallef, and T. Vladimirova, "Low-Voltage, SC TDM Correlator for the Extraction of Time Delay", Proc. 7th IEEE ICECS, pp.112-115 (2000).
5. D. R. Frey, "A State-Space Formulation for Externally Linear Class AB Dynamical Circuits ", IEEE Trans. CAS-II 46(3), pp. 306-314 (1999).
6. I. Grech, J. Micallef and T. Vladimirova, Low voltage programmable current mode circuit for onset detection in a sound signal", IEEE ICECS (2001).