Scheduling cluster tools in semiconductor manufacturing: Recent advances and challenges

CR Pan, MC Zhou, Y Qiao… - IEEE transactions on …, 2017 - ieeexplore.ieee.org
Cluster tools are automated robotic manufacturing systems containing multiple computer-
controlled process modules. They have been increasingly used for wafer fabrication. This …

Multiagent and bargaining-game-based real-time scheduling for internet of things-enabled flexible job shop

J Wang, Y Zhang, Y Liu, N Wu - IEEE Internet of Things Journal, 2018 - ieeexplore.ieee.org
With the rapid advancement and widespread applications of information technology in the
manufacturing shop floor, a huge amount of real-time data is generated, providing a good …

Homomorphic encryption of supervisory control systems using automata

S Zhou, Z Yu, ESA Nasr, HA Mahmoud… - IEEE …, 2020 - ieeexplore.ieee.org
Cyber-physical systems have been highly integrated into many contemporary
infrastructures. As this integration deepens, the importance of protecting these systems from …

Robust deadlock avoidance policy for automated manufacturing system with multiple unreliable resources

J Luo, Z Liu, S Wang, K Xing - IEEE/CAA Journal of Automatica …, 2020 - ieeexplore.ieee.org
This work studies the robust deadlock control of automated manufacturing systems with
multiple unreliable resources. Our goal is to ensure the continuous production of the jobs …

Robust deadlock avoidance and control of automated manufacturing systems with assembly operations using Petri nets

N Du, H Hu, MC Zhou - IEEE Transactions on Automation …, 2020 - ieeexplore.ieee.org
Deadlock resolution has been an important research topic in the field of automated
manufacturing systems (AMSs). Researchers generally assume that AMS resources never …

Reducing wafer delay time by robot idle time regulation for single-arm cluster tools

WQ Xiong, CR Pan, Y Qiao, NQ Wu… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
Nowadays, wafer fabrication in semiconductor manufacturing is highly dependent on cluster
tools. A cluster tool is equipped with several process modules (PMs) and a wafer handling …

Adaptive deadlock control for a class of Petri nets with unreliable resources

Z Zhang, G Liu, K Barkaoui, Z Li - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
In an automated manufacturing system (AMS), resources are, in general, subject to
unpredictable failures, which invalidate many existing deadlock control strategies. In this …

On a maximally permissive deadlock prevention policy for automated manufacturing systems by using resource-oriented Petri nets

HF Chen, NQ Wu, ZW Li, T Qu - ISA transactions, 2019 - Elsevier
It is theoretically and practically significant to synthesize a maximally permissive (optimal)
controller to prevent deadlocks in an automated manufacturing system (AMS). With an AMS …

Scheduling of dual-gripper robotic cells with reinforcement learning

HJ Kim, JH Lee - IEEE transactions on automation science and …, 2021 - ieeexplore.ieee.org
A dual-gripper robotic cell consists of multiple processing machines and one material
handling robot, which can perform an unloading or a loading task one at a time but can hold …

Optimal integrated schedule of entire process of dual-blade multi-cluster tools from start-up to close-down

Q Zhu, Y Qiao, N Wu - IEEE/CAA Journal of Automatica Sinica, 2019 - ieeexplore.ieee.org
Multi-cluster tools are widely used in majority of wafer fabrication processes in
semiconductor industry. Smaller lot production, thinner circuit width in wafers, larger wafer …