Biocompatible hybrid flip chip microsystem integration for next generation wireless neural interfaces

  • M. Töpper
  • , M. Klein
  • , K. Buschick
  • , V. Glaw
  • , K. Orth
  • , O. Ehrmann
  • , M. Hutter
  • , H. Oppermann
  • , K. F. Becker
  • , T. Braun
  • , F. Ebling
  • , H. Reichl
  • , S. Kim
  • , P. Tathireddy
  • , S. Chakravarty
  • , F. Solzbacher

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

24 Scopus citations

Abstract

Chronically implantable, wireless neural interfaces require biocompatible, long term stable, and high density integration of all functional sub-components. For this, the integration and interconnection concept of the wireless neural interface was proposed and interconnection materials and methods were investigated and characterized. The module consists of an electronics IC assembled to an electrode array. Thin film flex coils are glued onto the back side of the IC. The IC was interconnected by AuSn reflow flip chip bonding on the backside of the Utah Electrode Array (UEA) and off-chip electric components were SnCu0.7 soldered on the integrated IC/UEA module to guarantee a reliable connectivity.

Original languageEnglish
Title of host publicationProceedings - IEEE 56th Electronic Components and Technology Conference
Pages705-708
Number of pages4
DOIs
StatePublished - 2006
EventIEEE 56th Electronic Components and Technology Conference - San Diego, CA, United States
Duration: 30 May 20062 Jun 2006

Publication series

NameProceedings - Electronic Components and Technology Conference
Volume2006
ISSN (Print)0569-5503

Conference

ConferenceIEEE 56th Electronic Components and Technology Conference
Country/TerritoryUnited States
CitySan Diego, CA
Period30/05/062/06/06

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