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Implementation of Convolutional Kernel Function Using 3-D TiOx Resistive Switching Devices for Image Processing

  • Myonghoon Kwak
  • , Jaesung Park
  • , Jiyong Woo
  • , Hyunsang Hwang
  • Pohang University of Science and Technology

Research output: Contribution to journalArticlepeer-review

20 Scopus citations

Abstract

We implemented a convolution operation in a convolutional neural network by introducing a 3-D integrated TiOx-based resistive switching device (RSD) array to act as the kernel. The 3-D integrated TiOx-based RSD exhibits a gradual SET/RESET behavior, which enables multilevel characteristics. A pair of layers in the 3-D structured array is used to achieve the positive and negative weights. Based on these results, we demonstrated the 3 × 3 Laplace kernel for edge detection using images from the Columbia Object Image Library data set in a simulator to validate the convolution operation.

Original languageEnglish
Article number8435959
Pages (from-to)4716-4718
Number of pages3
JournalIEEE Transactions on Electron Devices
Volume65
Issue number10
DOIs
StatePublished - Oct 2018

Keywords

  • 3-D integrated array
  • kernel
  • multilevel
  • resistive switching device (RSD)
  • TiO

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