A 28.2 μc Neuromorphic Sensing System Featuring SNN-based Near-sensor Computation and Event-Driven Body-Channel Communication for Insertable Cardiac Monitoring

Yuming He, Federico Corradi, Chengyao Shi, Ming Ding, Martijn Timmermans, Jan Stuijt, Pieter Harpe, Ilja Ocket, Yao-Hong Liu

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

11 Citations (Scopus)
2 Downloads (Pure)

Abstract

This paper presents an event-driven neuromorphic sensing system capable of performing on-chip feature extraction and 'send-on-delta' transmission for insertable cardiac monitoring. A background offset calibration improves the SNDR of clockless level-crossing ADCs. A fully synthesized spiking neural network extracts full ECG PQRST features with \lt 1 ms time precision. An event-driven body channel communication minimizes transmission energy. The prototype is fabricated in 40nm CMOS and consumes 28.2 \mu \mathrm{W} system power.

Original languageEnglish
Title of host publicationProceedings - A-SSCC 2021
Subtitle of host publicationIEEE Asian Solid-State Circuits Conference
PublisherInstitute of Electrical and Electronics Engineers
Number of pages3
ISBN (Electronic)9781665443500
ISBN (Print)978-1-6654-4351-7
DOIs
Publication statusPublished - 10 Dec 2021
Event17th IEEE Asian Solid-State Circuits Conference, A-SSCC 2021 - Busan, Korea, Republic of
Duration: 7 Nov 202110 Nov 2021
Conference number: 17
https://www.a-sscc2021.org/

Conference

Conference17th IEEE Asian Solid-State Circuits Conference, A-SSCC 2021
Abbreviated titleA-SSCC 2021
Country/TerritoryKorea, Republic of
CityBusan
Period7/11/2110/11/21
Internet address

Bibliographical note

Publisher Copyright:
© 2021 IEEE.

Keywords

  • Neuromorphics
  • Conferences
  • Neural networks
  • Prototypes
  • Electrocardiography
  • Feature extraction
  • Sensors

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