Energy efficient and robust reservoir computing system using ultrathin (3.5 nm) ferroelectric tunneling junctions for temporal data learning

…, Z Gao, D Dong, Z Yu, Y Zhao, J Lai… - 2021 Symposium on …, 2021 - ieeexplore.ieee.org
Reservoir computing (RC) can compute temporal data with low training cost. To enhance
data processing capability, high dimensionality of reservoir is required, which poses a …

Oxide‐Based Electrolyte‐Gated Transistors with Stable and Tunable Relaxation Responses for Deep Time‐Delayed Reservoir Computing

…, W Zhang, K Ren, W Sun, F Wang, J Lai… - Advanced Electronic …, 2024 - Wiley Online Library
Time‐delayed reservoir computing with marked strengths of friendly hardware implementation
and low training cost is regarded as a promising solution to realize time and energy‐…

A 14nm 100Kb 2T1R Transpose RRAM with> 150X resistance ratio enhancement and 27.95% reduction on energy-latency product using low-power near threshold …

L Wang, W Ye, J Lai, J Liu, J Yang, X Si… - 2021 Symposium on …, 2021 - ieeexplore.ieee.org
This study proposes an 2T1R Transpose RRAM (T-RRAM) macro supports highly efficient
transpose accessibility featuring (1) a 2T1R cell with low-power near-threshold-voltage (NTV) …

Performance improvement of memristor-based echo state networks by optimized programming scheme

J Yu, W Sun, J Lai, X Zheng, D Dong… - IEEE Electron …, 2022 - ieeexplore.ieee.org
The Echo State Networks (ESNs) is a class of recurrent neural network (RNN), which can
significantly reduce the training complexity since the input layer and middle layer (reservoir) …

3D Reservoir Computing with High Area Efficiency (5.12 TOPS/mm2) Implemented by 3D Dynamic Memristor Array for Temporal Signal Processing

W Sun, W Zhang, J Yu, Y Li, Z Guo, J Lai… - … IEEE Symposium on …, 2022 - ieeexplore.ieee.org
In this work, we realized a three-dimensional (3D) reservoir computing (RC) by utilizing the
IV nonlinearity and short-term memory of the dynamic memristor in 4-layer vertical array. The …

A unified physical BTI compact model in variability-aware DTCO flow: Device characterization and circuit evaluation on reliability of scaling technology nodes

…, X Xu, H Yang, H Yu, J Lai… - 2021 Symposium on …, 2021 - ieeexplore.ieee.org
We developed a unified physical and statistical compact model of Bias Temperature Instability
(BTI) effects on scaling technology nodes towards robust VLSI design, with an excessive …

Endurance prediction based on hidden Markov model and programming optimization for 28nm 1Mbit resistive random access memory chip

X Zheng, L Wu, D Dong, J Yu, J Lai… - IEEE Electron …, 2023 - ieeexplore.ieee.org
We proposed a state transition probability model based on Hidden Markov Model (HMM),
which can predict the lifetime for different endurance failure modes. The prediction span of this …

Investigation on the 3D Memristor Array Architecture for 3D Reservoir Computing System Implementation

W Sun, J Yu, D Dong, X Zheng, J Lai… - IEEE Electron …, 2024 - ieeexplore.ieee.org
Three-dimensional reservoir computing (3D RC) system is an energy efficient recurrent neural
network for achieving high area efficiency. Considering the physical implementation of 3D …

[HTML][HTML] Long-term accuracy enhancement of binary neural networks based on optimized three-dimensional memristor array

J Yu, W Zhang, D Dong, W Sun, J Lai, X Zheng, T Gong… - Micromachines, 2022 - mdpi.com
In embedded neuromorphic Internet of Things (IoT) systems, it is critical to improve the
efficiency of neural network (NN) edge devices in inferring a pretrained NN. Meanwhile, in the …

Lifetime Improvement of 28 nm Resistive Random Access Memory Chip by Machine Learning‐Assisted Prediction Model Collaborated with Resurrection Algorithm

X Zheng, L Wu, Y Xie, J Lai, W Sun, J Yu… - Advanced Electronic …, 2024 - Wiley Online Library
In this work, a machine learning‐assisted prediction model is proposed to analyze the
reliability issues in the 28 nm resistive random access memory (RRAM) chip with raw data …