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A Sub-μVRms Chopper Front-End for ECoG Recording

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  • معلومة اضافية
    • Contributors:
      Universidad de Sevilla. Departamento de Electrónica y Electromagnetismo
    • بيانات النشر:
      Institute of Electrical and Electronics Engineers
    • الموضوع:
      2019
    • Collection:
      idUS - Deposito de Investigación Universidad de Sevilla
    • نبذة مختصرة :
      This paper presents a low-noise, low-power fully differential chopper-modulated front-end circuit intended for ECoG signal recording. Among other features, it uses a subthreshold source-follower biquad in the forward path to reduce noise and avoid the implementation of a ripple rejection loop. The prototype was designed in 0.18μm CMOS technology with a 1V supply. Post-layout simulations were carried out showing a power consumption below 2μW and an integrated input-referred noise of 0.75μV rms , with a noise floor below 50 nV√Hz, over a bandwidth from 1 to 200Hz, for a noise efficiency factor of 2.7. ; Ministerio de Economía y Empresa TEC2016-80923-P
    • Relation:
      IEEE International Symposium on Circuits and Systems (ISCAS) (2019); TEC2016-80923-P; https://doi.org/10.1109/ISCAS.2019.8702599; https://idus.us.es/handle//11441/90648
    • الدخول الالكتروني :
      https://idus.us.es/handle//11441/90648
    • Rights:
      Attribution-NonCommercial-NoDerivatives 4.0 Internacional ; http://creativecommons.org/licenses/by-nc-nd/4.0/ ; info:eu-repo/semantics/openAccess
    • الرقم المعرف:
      edsbas.198267E6