DocumentCode
2190888
Title
Oversampled gain-boosting
Author
Oliaei, Omid
Author_Institution
Commun. Res. Lab., Motorola Labs., Schaumburg, IL, USA
fYear
2002
fDate
2002
Firstpage
221
Lastpage
226
Abstract
A dynamic gain-enhancement technique suitable for low-voltage low-power oversampling circuits, particularly sigma-delta converters, is presented. This method makes use of a discrete-time integrator to improve gradually the output resistance of the main amplifier over successive clocks.
Keywords
bootstrap circuits; integrating circuits; low-power electronics; operational amplifiers; sigma-delta modulation; switched capacitor networks; MOS amplifier; discrete-time integrator; dynamic gain-enhancement technique; low-voltage low-power oversampling circuits; output resistance; oversampled active bootstrapping; oversampled gain-boosting; sigma-delta converters; switched-capacitor circuits; Boosting; Circuit synthesis; Clocks; Delta-sigma modulation; Feedback loop; Frequency; Hardware; Permission; Switching circuits; Voltage;
fLanguage
English
Publisher
ieee
Conference_Titel
Low Power Electronics and Design, 2002. ISLPED '02. Proceedings of the 2002 International Symposium on
Print_ISBN
1-5811-3475-4
Type
conf
DOI
10.1109/LPE.2002.146742
Filename
1029608
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