Recent advances and future prospects for memristive materials, devices, and systems

MK Song, JH Kang, X Zhang, W Ji, A Ascoli… - ACS …, 2023 - ACS Publications
Memristive technology has been rapidly emerging as a potential alternative to traditional
CMOS technology, which is facing fundamental limitations in its development. Since oxide …

Architecture and process integration overview of 3D NAND flash technologies

GH Lee, S Hwang, J Yu, H Kim - Applied Sciences, 2021 - mdpi.com
In the past few decades, NAND flash memory has been one of the most successful
nonvolatile storage technologies, and it is commonly used in electronic devices because of …

Implementation of convolutional neural network and 8-bit reservoir computing in CMOS compatible VRRAM

J Park, TH Kim, O Kwon, M Ismail, C Mahata, Y Kim… - Nano Energy, 2022 - Elsevier
Abstract We developed W/HfO 2/TiN vertical resistive random-access memory (VRRAM) for
neuromorphic computing. First, basic electrical properties, such as current–voltage curves …

4‐bit Multilevel Operation in Overshoot Suppressed Al2O3/TiOx Resistive Random‐Access Memory Crossbar Array

S Kim, J Park, TH Kim, K Hong, Y Hwang… - Advanced Intelligent …, 2022 - Wiley Online Library
To apply resistive random‐access memory (RRAM) to the neuromorphic system and
improve performance, each cell in the array should be able to operate independently by …

Multilevel switching memristor by compliance current adjustment for off-chip training of neuromorphic system

TH Kim, S Kim, K Hong, J Park, Y Hwang… - Chaos, Solitons & …, 2021 - Elsevier
Multilevel operation is one of the most essential properties for synaptic devices to realize
hardware artificial neural networks. Compliance current (I cc) adjustment is a multilevel …

Implementation of convolutional neural networks in memristor crossbar arrays with binary activation and weight quantization

J Park, S Kim, MS Song, S Youn, K Kim… - … applied materials & …, 2024 - ACS Publications
We propose a hardware-friendly architecture of a convolutional neural network using a 32×
32 memristor crossbar array having an overshoot suppression layer. The gradual switching …

Memcapacitor crossbar array with charge trap NAND flash structure for neuromorphic computing

S Hwang, J Yu, MS Song, H Hwang… - Advanced Science, 2023 - Wiley Online Library
The progress of artificial intelligence and the development of large‐scale neural networks
have significantly increased computational costs and energy consumption. To address these …

Effect of program error in memristive neural network with weight quantization

TH Kim, S Kim, K Hong, J Park, S Youn… - … on Electron Devices, 2022 - ieeexplore.ieee.org
Recently, various memory devices have been actively studied as suitable candidates for
synaptic devices, which are important memory and computing units in neuromorphic …

Capacitor-based synaptic devices for hardware spiking neural networks

S Hwang, J Yu, GH Lee, MS Song… - IEEE Electron …, 2022 - ieeexplore.ieee.org
In this work, we present a hardware neural network with capacitor-based synaptic devices. A
capacitor-based synaptic device was developed using a MOS capacitor structure with a …

Conduction mechanism effect on physical unclonable function using Al2O3/TiOX memristors

J Park, TH Kim, S Kim, GH Lee, H Nili, H Kim - Chaos, Solitons & Fractals, 2021 - Elsevier
In this study, we evaluate the performance of a physical unclonable function (PUF) using Al
2 O 3/TiO x based memristors. Through a conduction mechanism analysis, it is confirmed …