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Analog Convolution Circuit System Implemented With Capacitor Array Superposition

delete2026-01-01
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PRE
AI
W
Wang, Chung-Yi *
H
Hsieh, Ping-Hsuan
W
Wang, Zi-Cin
DOI:10.1109/OJCAS.2026.3664009delete
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摘要

摘要

En 中文
本文提出了一种基于基本串并联电容配置的模拟卷积计算架构。卷积结果通过电容差分-数字转换器(CDDC)进行数字化,实现高效的模拟-数字转换。此外,CDDC中集成了偏移校准机制,用于补偿偏移引入的误差,从而保证AI模型推理的准确性。所提出的架构在MNIST和EMNIST数据集上进行了评估。启用偏移校准后,系统达到了与理想模型相当的分类精度。因此,所提出的系统可适配于各种半导体工艺,促进模拟卷积计算芯片的实现。
Keyword:
Convolution
Capacitors
Capacitance
Logic
Computer architecture
Voltage control
Vectors
Charge coupled devices
Calibration
Accuracy
Analog convolution
capacitance-difference-to-digital converter (CDDC)
calibration
multiplication and accumulation (MAC)

期刊

I
IEEE Open Journal of Circuits and Systems
IF:
2.4
论文数:
4.5K
被引数:
387

机构

N
national tsing hua university
学者数:
2.1K
论文数: 881
被引数: 0
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