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Hafnia-based ferroelectric computer vision system with artificial synaptic array

delete2025-06-01
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PRE
AI
E
Eun Chan Park
J
Jangsaeng Kim *
J
Jonghyun Ko
W
Wonjun Shin
M
Manh-Cuong Nguyen
S
Song, Minsuk
K
Ki-Ryun Kwon
R
Ryun‐Han Koo
DOI:10.1016/j.nanoen.2025.110877delete
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摘要

摘要

En 中文
近期深度学习的发展显著提升了图像分类能力,并为计算机视觉应用建立了新的性能标准。然而,这些进展受到传统冯·诺依曼计算架构高能耗的限制。我们提出了一种基于存储器内视觉转换器(ViT)系统,该系统利用突触铁电薄膜晶体管(FeTFT)阵列与高迁移率铟镓锌氧化物(IGZO)通道相结合来解决这一限制。该存储器内ViT系统通过向量-矩阵乘法(VMM)实现并行操作,硬件负担极小,从而在保持高性能的同时显著降低能耗。突触IGZO FeTFT阵列表现出高迁移率、精确的电导调制以及在广泛编程/擦除周期中的鲁棒耐久性。通过突触IGZO FeTFT阵列展示了精确的权重转移能力和可靠的VMM操作。所提出的存储器内ViT系统在CIFAR-10数据集上达到了约94%的卓越准确率,即使在超过10^7次编程/擦除周期后依然如此。一种可靠且节能的存储器内ViT系统(采用突触IGZO FeTFT阵列)为先进计算机视觉应用中的能耗限制提供了可行的解决方案。
Keyword:
Ferroelectric thin-film transistors
Indium-gallium-zinc oxide channel
Compute-in-memory
Neuromorphic
Vision transformer

期刊

Nano Energy 封面图
Nano Energy
IF:
17.1
论文数:
1.2W
被引数:
13.0W

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