DocumentCode
465520
Title
A comparison of Sigma-Delta Modulator techniques for fractional-N frequency synthesis
Author
Wang, Hongyu ; Brennan, Paul ; Jiang, Dai
Author_Institution
Department of Electronic and Electrical Engineering, University College London, London, UNITED KINGDOM. h.wang@ee.ucl.ac.uk
Volume
1
fYear
2006
fDate
6-9 Aug. 2006
Firstpage
659
Lastpage
663
Abstract
This paper investigates the design of ditital ¿-¿ modulators (SDM) for fractional-N frequency synthesis. The topologies of four kinds of third order SDM are discussed in detail. The power density spectrum and noise performance are compared analyzed.
Keywords
Delta-sigma modulation; Digital modulation; Frequency modulation; Frequency synthesizers; Multi-stage noise shaping; Noise shaping; Phase locked loops; Phase noise; Quantization; Topology;
fLanguage
English
Publisher
ieee
Conference_Titel
Circuits and Systems, 2006. MWSCAS '06. 49th IEEE International Midwest Symposium on
Conference_Location
San Juan, PR
ISSN
1548-3746
Print_ISBN
1-4244-0172-0
Electronic_ISBN
1548-3746
Type
conf
DOI
10.1109/MWSCAS.2006.382149
Filename
4267226
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