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A Monolithic 3D Integration of RRAM Array with Oxide Semiconductor FET for In-memory Computing in Quantized Neural Network AI Applications

  • Jixuan Wu
  • , Fei Mo
  • , Takuya Saraya
  • , Toshiro Hiramoto
  • , Masaharu Kobayashi
  • System Design Research Center (D. Lab
  • The University of Tokyo

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

Abstract

We have monolithically integrated RRAM array with oxide semiconductor channel access transistor in 3D stack, achieved uniform memory characteristics of 1 T1R cells at each layer, and demonstrated basic functionality of XNOR operation as in-memory computing for binary neural network AI applications, for the first time. The impact of RRAM bit error rate on neural network is also investigated. 3D neural network built by this architecture has high potential to enable area-efficient, low-power and low-latency computing.

Original languageEnglish
Title of host publication2020 IEEE Symposium on VLSI Technology, VLSI Technology 2020 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781728164601
DOIs
Publication statusPublished - Jun 2020
Externally publishedYes
Event2020 IEEE Symposium on VLSI Technology, VLSI Technology 2020 - Honolulu, United States
Duration: 16 Jun 202019 Jun 2020

Publication series

NameDigest of Technical Papers - Symposium on VLSI Technology
Volume2020-June
ISSN (Print)0743-1562

Conference

Conference2020 IEEE Symposium on VLSI Technology, VLSI Technology 2020
Country/TerritoryUnited States
CityHonolulu
Period16/06/2019/06/20

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