DocumentCode
464762
Title
An Efficient Oscillator Design Based on OTA Nonlinearity
Author
Odame, Kofi M. ; Hasler, Paul
Author_Institution
Sch. of Electr. & Comput. Eng., Georgia Inst. of Technol., Atlanta, GA
fYear
2007
fDate
27-30 May 2007
Firstpage
921
Lastpage
924
Abstract
An analog sinusoidal oscillator usually involves some form of amplitude-limiting mechanism. We examine OTA nonlinearity as a choice for amplitude limiting, and introduce a general method for its use in OTA-C oscillators. We illustrate our discussion with an example design that we fabricated and tested. Our results show that OTA nonlinearity yields low-distortion oscillators at practically no power- or area cost
Keywords
nonlinear network analysis; operational amplifiers; oscillators; OTA nonlinearity; OTA-C oscillators; amplitude-limiting mechanism; analog sinusoidal oscillator; low-distortion oscillators; Analog computers; Attenuation; Circuits; Design engineering; Limiting; Nonlinear distortion; Oscillators; Transconductance; Transfer functions; Voltage;
fLanguage
English
Publisher
ieee
Conference_Titel
Circuits and Systems, 2007. ISCAS 2007. IEEE International Symposium on
Conference_Location
New Orleans, LA
Print_ISBN
1-4244-0920-9
Electronic_ISBN
1-4244-0921-7
Type
conf
DOI
10.1109/ISCAS.2007.378076
Filename
4252786
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