A Low-Voltage Low-Power Fully-Integratable Front-End for Hearing Instruments

IEEE Transactions on Circuits and Systems I: Fundamental Theory and Applications

Volumn 42, Issue 11, 1995, Pages 920-932

  Serdijn, Wouter A ^a   van der Woerd, Albert C ^a   Davidse, Jan ^a   van Roermund, Arthur H M ^a  

^a DELFT UNIVERSITY OF TECHNOLOGY   (Netherlands)

Author keywords

[No Author keywords available]

Indexed keywords

AMPLIFICATION; AMPLIFIERS (ELECTRONIC); CMOS INTEGRATED CIRCUITS; ELECTRIC CURRENTS; ELECTRIC FREQUENCY CONTROL; ELECTRON TUBES; GAIN CONTROL; HEARING AIDS; HIGH PASS FILTERS; LOW PASS FILTERS; MICROPHONES;

ADJUSTABLE KNEE LEVEL; CONTROLLABLE CUTOFF FREQUENCY; LOW VOLTAGE LOW POWER FULLY INTEGRABLE FRONT END; MICROPHONE PREAMPLIFIER; PICKUP COIL PREAMPLIFIER;

INTEGRATED CIRCUITS;

EID: 0029408898     PISSN: 10577122     EISSN: None     Source Type: Journal    
DOI: 10.1109/81.477203     Document Type: Article

References (15)

1. Market study, NSS (Dutch Foundation for Statistics), Jan. 1994.
2. W. Soede, “Improvement of speech intelligibility in noise,” Ph. D. dissertation, Delft University of Technology, Delft, The Netherlands, 1990.
3. R. Plomp, “Acoustical aspects of cocktail parties,” Acustica, vol. 38, pp. 186–191, 1977
4. M. R. Hutchinson, U.S. Patent No. 710,979, issued Oct. 1902.
5. T. S. Littler, “Hearing aids for the deaf,” J. Sci. Instr., vol. 13, pp. 144–155, 1936.
6. E. Villchur, “Signal processing to improve speech intelligibility in perceptive deafness,” J. Acoust. Soc. Am., vol. 53, pp. 1646–1657, June 1973.
7. V. J. Geers, F. Keller, A. Lowe, and P. Plath, Technische Hilfe bei der Rehabilitation H örgesch ädigter. Heidelberg, West Germany: Springer-Verlag, 1980.
8. W. A. Serdijn, “The design of low-voltage low-power analog integrated circuits and their applications in hearing instruments,” Delft University Press, Delft, 1994.
9. “A low-voltage low-power current-mode high-pass leapfrog filter,” Analog Int. Circuits Signal Process., vol. 3, pp. 105–112, 1993.
10. D. G. Haigh, J. T. Taylor, and B. Singh, “Continuous-time and switched capacitor monolithic filters based on current and charge simulation,” Inst. Elect. Eng.Proc., vol. 137, pt. G, pp. 147–154, Apr. 1990.
11. W. A. Serdijn, A. C. van der Woerd, J. Davidse, and A. H. M. van Roermund, “Low-voltage low-power fully-integratable automatic gain controls,” Analog Int. Circuits Signal Process., vol. 8, no. 2, pp. 121–133, 1995.
12. W. A. Serdijn, A. C. van der Woerd, A. H. M. van Roermund, and J. Davidse, “Design principles for low-voltage low-power analog integrated circuits,” Analog Int. Circuits Signal Process., vol. 8, no. 1, pp. 115–120, 1995.
13. E. H. Nordholt, Design of high-performance Amsterdam, The Netherlands: Elsevier, 1983.
14. P. T. M. van Zeijl, “Fundamental aspects and design of an FM upconversion receiver front-end with on-chip SAW filters,” Ph.D. dissertation, Delft Univ. Technol., Delft, The Netherlands.
15. J. Fonderie and J. H. Huijsing, multipath-driven output stage,” IEEE J. Solid-State Circuits, vol. 26, Dec. 1991.