An adaptive DC-balanced and multi-mode stimulator IC with 1Gω output impedance for compact electro-acupuncture system

Jiwon Lee, Minseo Kim, Kwantae Kim, Kiseok Song, Sanghoon Lee, Weon Kim, Jong Shin Woo, Hoi Jun Yoo

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

Abstract

A compact and low-power electro-acupuncture (EA) IC and its Premeasurement System as off-chip board for verification are proposed for medical treatment and experiment. The multi-mode stimulator EA IC can perform adaptive charge balancing with various load condition as well as programmable supply voltage for 5 different stimulation modes. The proposed EA IC occupies 2.2 mm × 1.5 mm including pads manufactured through 0.11 μm 1P6M CMOS technology and dissipates 1.8 mW at 1.2 V supply supporting 256 different current level with >1G output impedance. The Premeasurement System with corresponding specification to the proposed fabricated EA IC is fully implemented and tested on the human body and animal.

Original languageEnglish
Title of host publication2017 39th Annual International Conference of the IEEE Engineering in Medicine and Biology Society
Subtitle of host publicationSmarter Technology for a Healthier World, EMBC 2017 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1457-1460
Number of pages4
ISBN (Electronic)9781509028092
DOIs
Publication statusPublished - 13 Sept 2017
Event39th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBC 2017 - Jeju Island, Korea, Republic of
Duration: 11 Jul 201715 Jul 2017

Publication series

NameProceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS
ISSN (Print)1557-170X

Conference

Conference39th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBC 2017
Country/TerritoryKorea, Republic of
CityJeju Island
Period11/07/1715/07/17

Bibliographical note

Publisher Copyright:
© 2017 IEEE.

Keywords

  • Adaptive charge balancing
  • Current matching
  • Electro-acupuncture
  • Large output impedance current driver
  • Multi-mode stimulator

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