DocumentCode
2873236
Title
Using return ratios to design microwave oscillators
Author
McGregor, I. ; Maclean, D. ; Wasige, E. ; Thayne, I.
Author_Institution
Ultrafast Syst. Group, Glasgow Univ., UK
fYear
2005
fDate
5-6 Sept. 2005
Firstpage
73
Lastpage
76
Abstract
This paper describes how return ratios (RR) can be used to design microwave frequency oscillators with decreased start up time, improved spectral purity, and increased efficiency. Thus by using the new design method, an oscillator circuit is optimized for output power or start up time by designing for RR>1 at 180 deg phase shift whilst keeping the oscillator operating frequency constant.
Keywords
equivalent circuits; microwave circuits; microwave oscillators; spectral analysis; microwave frequency oscillator design; operating frequency; optimization; phase shift; return ratio; spectral purity; Admittance; Circuit testing; Equivalent circuits; Frequency dependence; Measurement standards; Microwave frequencies; Microwave oscillators; Scattering parameters; Stability; System testing;
fLanguage
English
Publisher
ieee
Conference_Titel
High Frequency Postgraduate Student Colloquium, 2005
Print_ISBN
0-7803-9500-X
Type
conf
DOI
10.1109/HFPSC.2005.1566366
Filename
1566366
Link To Document