A 6.4GΩ-Input-Impedance 104.5dB-CMRR 96dB-DR DD-AFE with Tri-Level IDAC for Small-Diameter Dry-Electrode Interface
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This article presents a direct-digitization analog front end (DD-AFE) with enhanced input-impedance, common-mode rejection ratio (CMRR), and dynamic range (DR) for wearable biopotential (ExG) signal acquisition, especially for small-diameter dry electrodes. Th... ...
