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Gate insulator stack engineering for fully CMOS-compatible reservoir computing

delete2026-01-28
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OA
AI
J
Joon Hwang
M
M. H. Park
J
Jeonghyun Kim
J
J. Alexander Bae *
J
Jong‐Ho Lee *
DOI:10.1186/s40580-026-00533-5delete
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Abstract

Abstract

En 中文
The need for processing complex and temporal datasets has increased with the rise of artificial intelligence. In this context, reservoir computing, which utilizes the short-term memory of the reservoir to map input data into a high-dimensional space, has gathered significant interest. In this study, for the first time, fully CMOS-compatible reservoir computing is demonstrated through gate insulator stack engineering. Integrated on a single wafer, CMOS circuits, Al2O3/Si3N4 (A/N) devices for both reservoir and leaky integrate-and-fire neuron applications, and Al2O3/Si3N4/SiO2 (A/N/O) devices as synaptic devices are verified. Furthermore, the influence of various bias conditions on reservoir performance is analyzed. The proposed co-integrated reservoir computing system efficiently handles temporal data, reducing ~ 53% of network resources with only ~ 0.17%p accuracy drop while being robust to device variations.
Keywords:
Reservoir computing
Neuromorphic computing
Spiking neural networks
Charge-trap
Flash memory
Integration
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Journal

N
Nano Convergence
IF:
11
Papers:
545
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3.8K

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S
systems semiconductor engineering
Scholars:
1
Papers: 1
Citations: 0
I
inter-university semiconductor research center
Scholars:
5
Papers: 2
Citations: 0
S
semiconductor
Scholars:
2
Papers: 2
Citations: 0
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