A continuous-time speech enhancement front-end for microphone inputs

Proceedings - IEEE International Symposium on Circuits and Systems

Volumn 2, Issue , 2002, Pages 728-731

  Ellis, Rich ^a   Yoo, Heejong ^a   Graham, David W ^a   Hasler, Paul ^a   Anderson, David V ^a  

^a GEORGIA INSTITUTE OF TECHNOLOGY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC SIGNAL PROCESSING; ALGORITHMS; BANDPASS FILTERS; DETECTOR CIRCUITS; DIGITAL SIGNAL PROCESSING; MICROPHONES; MULTIPLYING CIRCUITS; NOISE ABATEMENT; SPEECH PROCESSING;

CAPACITIVELY-COUPLED CURRENT CONVEYOR SECOND-ORDER SECTIONS; COOPERATIVE ANALOG AND DIGITAL SIGNAL PROCESSING; DIFFERENTIAL MULTIPLIER; FLOATING-GATE CIRCUITS; NOISE SUPPRESSION; TRANSLINEAR DIVISION CIRCUIT;

VLSI CIRCUITS;

EID: 0036296859     PISSN: 02714310     EISSN: None     Source Type: Journal    
DOI: 10.1109/ISCAS.2002.1011456     Document Type: Article

References (7)

1. A subband noise-reduction method for enhancing speech in telephony and teleconferencing
2. Programmable and adaptive analog filters using arrays of floating-gate circuits
3. A transistor-only circuit model of the autozeroing floating-gate amplifier
4. Capacitively-coupled current conveyer second-order section for continuous-time bandpass filtering and cochlea modeling
5. Continuous-time audio noise suppression and real-time implementation
6. A general translinear principle for subthreshold mos transistors