DocumentCode
2873784
Title
A monolithic audio spectrum analyzer for speech recognition systems
Author
Lyon Lin ; Hsin-Fu Tseng ; Cox, D. ; Runge, R. ; Conrad, D.
Author_Institution
EG&G Reticon, Sunnyvale, CA, USA
Volume
XXV
fYear
1982
fDate
10-12 Feb. 1982
Firstpage
272
Lastpage
273
Abstract
A speech recognition monolithic audio spectrum analyzer, using NMOS switched capacitor filter technology, will be covered. Chip consists of 16 channels, each containing a bandpass filter, half-wave rectifier and low-pass filter to detect the frequency components of the voice signal.
Keywords
Band pass filters; Capacitors; Circuits; Diodes; Frequency; Low pass filters; Operational amplifiers; Rectifiers; Spectral analysis; Speech recognition;
fLanguage
English
Publisher
ieee
Conference_Titel
Solid-State Circuits Conference. Digest of Technical Papers. 1982 IEEE International
Conference_Location
San Francisco, CA, USA
Type
conf
DOI
10.1109/ISSCC.1982.1156318
Filename
1156318
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