Title :
A single-chip 20 channel speech spectrum analyzer
Author :
Kuraishi, Y. ; Nakayama, Keisuke ; Miyadera, K.
Author_Institution :
Nippon Electric Co., Ltd., Kawasaki, Japan
Abstract :
A speech spectrum analyzer, including a 20-channel filter bank and a 9b resolution ADC will be described. By using multiplexed switched capacitor filters, a chip area of 23mm2and power consumption of 74mW have been acheived.
Keywords :
Active filters; Band pass filters; Capacitors; Channel bank filters; Circuits; Energy consumption; Filter bank; Spectral analysis; Speech analysis; Speech recognition;
Conference_Titel :
Solid-State Circuits Conference. Digest of Technical Papers. 1984 IEEE International
Conference_Location :
San Francisco, CA, USA
DOI :
10.1109/ISSCC.1984.1156579