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Bandwidth-efficient...
Bandwidth-efficient calibration method for nonlinear errors in M-channel time-interleaved ADCs
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- Wang, Yinan (författare)
- National University of Def Technology, Peoples R China
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- Johansson, Håkan (författare)
- Linköpings universitet,Kommunikationssystem,Tekniska fakulteten
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- Xu, Hui (författare)
- National University of Def Technology, Peoples R China
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- Diao, Jietao (författare)
- National University of Def Technology, Peoples R China
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(creator_code:org_t)
- 2015-12-23
- 2016
- Engelska.
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Ingår i: Analog Integrated Circuits and Signal Processing. - : SPRINGER. - 0925-1030 .- 1573-1979. ; 86:2, s. 275-288
- Relaterad länk:
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https://urn.kb.se/re...
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https://doi.org/10.1...
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Abstract
Ämnesord
Stäng
- In order to enhance the effective resolution of time-interleaved analog-to-digital converters (TI-ADCs), both linear and nonlinear channel mismatches should be carefully calibrated. This paper concentrates on a bandwidth-efficient background calibration method for nonlinear errors in M-channel TI-ADCs. It utilizes the least-mean square algorithm as well as a certain degree of oversampling to achieve adaptive mismatch tracking. The calibration performance and computational complexity are investigated and evaluated through behavioral-level simulations. Furthermore, a calibration strategy for narrow-band input signals is proposed and verified as an improvement of the basic calibration structure for such signals.
Ämnesord
- TEKNIK OCH TEKNOLOGIER -- Elektroteknik och elektronik (hsv//swe)
- ENGINEERING AND TECHNOLOGY -- Electrical Engineering, Electronic Engineering, Information Engineering (hsv//eng)
Nyckelord
- Background Calibration; Bandwidth efficient; Nonlinear errors; M-channel; Time-interleaved ADCs
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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