DocumentCode
2396844
Title
Excess loop delay effects in continuous-time delta-sigma modulators and the compensation solution
Author
Gao, Wenzhong ; Shoaei, Omid ; Snelgrove, W. Martin
Author_Institution
Dept. of Electron., Carleton Univ., Ottawa, Ont., Canada
Volume
1
fYear
1997
fDate
9-12 Jun 1997
Firstpage
65
Abstract
In this paper, we show that excess loop delay seriously degrades the performance of continuous-time delta-sigma modulators (ΔΣM´s). It is then demonstrated in theory that the effect can be alleviated by tuning the feedback digital-to-analog converter pulse-shaping coefficients
Keywords
circuit feedback; circuit tuning; compensation; continuous time systems; delays; modulators; sigma-delta modulation; transfer functions; compensation; continuous-time delta-sigma modulator; excess loop delay effects; feedback DAC pulse-shaping coefficients; tuning; Analog-digital conversion; Band pass filters; Clocks; Degradation; Delay effects; Delta modulation; Prototypes; Pulse modulation; Resonator filters; Transfer functions;
fLanguage
English
Publisher
ieee
Conference_Titel
Circuits and Systems, 1997. ISCAS '97., Proceedings of 1997 IEEE International Symposium on
Print_ISBN
0-7803-3583-X
Type
conf
DOI
10.1109/ISCAS.1997.608531
Filename
608531
Link To Document