DocumentCode :
2957723
Title :
Continuous-time Sigma-Delta Modulators for Highly Digitised Receivers
Author :
Breems, Lucien J. ; van Veldhoven, Robert H.M. ; Philips, Kathleen ; Rutten, Robert ; Wetzker, Gunnar
Author_Institution :
NXP Semicond., Eindhoven
fYear :
2006
fDate :
10-13 Dec. 2006
Firstpage :
41
Lastpage :
45
Abstract :
This paper presents an overview of recent developments in continuous-time sigma-delta modulator design. Traditionally, sigma-delta modulators have been used for audio applications with low bandwidth and high-resolution requirements. Nowadays, the area of sigma-delta modulation has extended and sigma-delta modulators are widely used in multi-mode communication receivers with different bandwidth and resolution specifications. Thanks to new architectures and the integration of extra functionality, the excellent power efficiency, as well as good scalability, continuous-time sigma-delta modulators are key in enabling highly digitized receivers.
Keywords :
modulators; radio receivers; sigma-delta modulation; continuous-time sigma-delta modulators; digitised receivers; multimode communication receivers; Bandwidth; Delta-sigma modulation; Digital modulation; Filtering; Gain control; Low pass filters; Mixers; Radio frequency; Signal resolution; Switches;
fLanguage :
English
Publisher :
ieee
Conference_Titel :
Electronics, Circuits and Systems, 2006. ICECS '06. 13th IEEE International Conference on
Conference_Location :
Nice
Print_ISBN :
1-4244-0395-2
Electronic_ISBN :
1-4244-0395-2
Type :
conf
DOI :
10.1109/ICECS.2006.379696
Filename :
4263299
Link To Document :
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