Pseudo-parallel sigma-delta modulator for electrical energy measurement applications
Sign Up to like & getrecommendations! Published in 2018 at "Analog Integrated Circuits and Signal Processing"
DOI: 10.1007/s10470-017-1074-4
Abstract: This paper proposes a design approach for pseudo-parallel sigma-delta modulator as part of an analog-to-digital converter for monolithic energy measurement systems. The main requirements for this application are a resolution of 16 bits and a… read more here.
Keywords: sigma delta; delta modulator; pseudo parallel; energy measurement ... See more keywords
A 0.6-V, 69-dB subthreshold sigma–delta modulator
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Semiconductors"
DOI: 10.1088/1674-4926/39/12/125004
Abstract: In this paper a 0.6 V, 14 bit/500 Hz subthreshold inverter-based sigma–delta modulator is proposed. In the first integrator of the modulator, a bootstrap switch is used to accomplish accurate signal sampling. Without a transconductor… read more here.
Keywords: sigma delta; power; delta modulator; subthreshold sigma ... See more keywords
A 99.7-dB DR fourth-order sigma–delta modulator for digital gyroscope sensor
Sign Up to like & getrecommendations! Published in 2017 at "Modern Physics Letters B"
DOI: 10.1142/s021798491750097x
Abstract: A fourth-order single-loop 1-bit sigma–delta (ΣΔ) modulator for digital gyroscope sensor interface circuit is presented in this paper. The effects caused by mismatch between parasite capacitors at the input of the operational transconductance amplifier (OTA)… read more here.
Keywords: sigma delta; modulator digital; digital gyroscope; fourth order ... See more keywords
The Complex Adaptive Delta-Modulator in Sliding Mode Theory
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DOI: 10.3390/e22080814
Abstract: In this paper, we consider the stability and various dynamical behaviors of both discrete-time delta modulator (Δ-M) and adaptive Δ-M. The stability constraints and conditions of Δ-M and adaptive Δ-M are derived following the theory… read more here.
Keywords: sliding mode; theory; complex adaptive; delta modulator ... See more keywords