ANALOG-TO-DIGITAL CONVERTER (ADC) ARCHITECTURES FOR HIGH RESOLUTION AND ENERGY EFFICIENCY
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United States of America Patent
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Issued Date -
Apr 25, 2024
app pub date -
Oct 19, 2023
filing date -
Oct 19, 2023
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Abstract
A low-pass and band-pass delta-sigma (ΔΣ) analog-to-digital converter (ADC) device for sensor interface is disclosed. The device includes a first stage comprising a low-resolution passive integrator-based noise-shaping successive approximation register (SAR) ADC and a second stage comprising a voltage-controlled oscillator (VCO)-ADC.
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