DocumentCode
2255740
Title
Signal-dependent variable-resolution quantization for continuous-time digital signal processing
Author
Kurchuk, Mariya ; Tsividis, Yannis
Author_Institution
Dept. of Electr. Eng., Columbia Univ., New York, NY, USA
fYear
2009
fDate
24-27 May 2009
Firstpage
1109
Lastpage
1112
Abstract
A variable-bit quantization scheme is proposed for use in the context of continuous-time digital signal processing, with resolution depended on signal speed. It is shown that a decrease in resolution for fast inputs does not corrupt the inband spectrum, while leading to power savings. Analysis and extensive simulations are provided.
Keywords
quantisation (signal); signal resolution; continuous-time digital signal processing; signal-dependent variable-resolution quantization; Delta modulation; Detectors; Digital signal processing; Fourier series; Frequency; Power dissipation; Quantization; Sampling methods; Signal processing; Signal resolution;
fLanguage
English
Publisher
ieee
Conference_Titel
Circuits and Systems, 2009. ISCAS 2009. IEEE International Symposium on
Conference_Location
Taipei
Print_ISBN
978-1-4244-3827-3
Electronic_ISBN
978-1-4244-3828-0
Type
conf
DOI
10.1109/ISCAS.2009.5117954
Filename
5117954
Link To Document