A 3-V 0.5-μm CMOS A/D audio processor for a microphone array

A 0.5-mum 3-V CMOS mixed-mode audio processor is presented. It is mainly composed of 11 low-noise input channels and a dedicated digital audio processor. Analog input signals are provided through an 11-microphone array. The chip size is about 50 mm(2), and the power dissipation is less than 100 mW....

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Published inIEEE journal of solid-state circuits Vol. 32; no. 7; pp. 1122 - 1126
Main Authors Balestro, F., Fraisse, V., Martel, G., Morche, D., Senn, P., Le Tourneur, G., Mahieux, Y.
Format Journal Article
LanguageEnglish
Published 01.07.1997
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Summary:A 0.5-mum 3-V CMOS mixed-mode audio processor is presented. It is mainly composed of 11 low-noise input channels and a dedicated digital audio processor. Analog input signals are provided through an 11-microphone array. The chip size is about 50 mm(2), and the power dissipation is less than 100 mW. This circuit is dedicated to multimedia applications
Bibliography:ObjectType-Article-2
SourceType-Scholarly Journals-1
ObjectType-Feature-1
content type line 23
ISSN:0018-9200
DOI:10.1109/4.597303