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Model order determi...
Model order determination and segmentation of analog-digital converters integral non linearity
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- Medawar, Samer (författare)
- KTH,Signalbehandling,ACCESS Linnaeus Centre,Signal Processing Lab, ACCESS Linnaeus Center, Stockholm, Sweden
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- Händel, Peter (författare)
- KTH,Signalbehandling,ACCESS Linnaeus Centre,Signal Processing Lab, ACCESS Linnaeus Center, Stockholm, Sweden
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- Björsell, Niclas (författare)
- Högskolan i Gävle,Elektronik,Center for RF Measurememt Technology, University of Gävle, SE-801 76 Gävle, Sweden
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- Jansson, Magnus (författare)
- KTH,Signalbehandling,ACCESS Linnaeus Centre,Signal Processing Lab, ACCESS Linnaeus Center, Stockholm, Sweden
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(creator_code:org_t)
- IEEE, 345 E 47TH ST, NEW YORK, NY 10017 USA : IEEE, 2010
- 2010
- Engelska.
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Ingår i: 2010 IEEE International Instrumentation and Measurement Technology Conference, I2MTC 2010. - IEEE, 345 E 47TH ST, NEW YORK, NY 10017 USA : IEEE. - 9781424428328 ; , s. 36-41, s. 36-41
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Abstract
Ämnesord
Stäng
- Analog-digital converter (ADC) integral nonlinearity (INL) modeling is investigated. The model is comprised of two entities: a low code frequency (LCF) component modeled by an L-order polynomial, and a static high code frequency component (HCF), modeled by P linear disjoint segments centered around zero. Both model components are functions of the ADC output code k. A methodical way of estimating the LCF polynomial order L and the set of segments (number of and their borders), is suggested. The method computes the polynomial order L and the set of segments (number and borders) that minimizes the root mean square (RMS) distance between the INL data and its model. The method is applied to measured INL sequences of a 12-bit Analog Devices pipeline ADC (AD9430).
Ämnesord
- TEKNIK OCH TEKNOLOGIER -- Elektroteknik och elektronik -- Signalbehandling (hsv//swe)
- ENGINEERING AND TECHNOLOGY -- Electrical Engineering, Electronic Engineering, Information Engineering -- Signal Processing (hsv//eng)
- TEKNIK OCH TEKNOLOGIER -- Elektroteknik och elektronik -- Telekommunikation (hsv//swe)
- ENGINEERING AND TECHNOLOGY -- Electrical Engineering, Electronic Engineering, Information Engineering -- Telecommunications (hsv//eng)
Nyckelord
- Analog-digital converter
- Integral nonlinearity
- Least-squares solution
- Polynomial model order
- Segmentation
Publikations- och innehållstyp
- ref (ämneskategori)
- kon (ämneskategori)
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