scholarly journals ATPG for Reversible Circuits Using Simulation, Boolean Satisfiability, and Pseudo Boolean Optimization

Author(s):  
Robert Wille ◽  
Hongyan Zhang ◽  
Rolf Drechsler
Author(s):  
Hongyan Zhang ◽  
Stefan Frehse ◽  
Robert Wille ◽  
Rolf Drechsler

2015 ◽  
Vol 24 (06) ◽  
pp. 1550083
Author(s):  
Dahua Zhang ◽  
Wei Li ◽  
Tao Du

The segmented channel routing problem is fundamental to the routing of row-based field programmable gate arrays (FPGAs) and is proven to be nondeterministic polynomial time (NP) complete. In this paper, we capitalize on the compelling advancements in satisfiability (SAT) solvers to propose a multilevel pseudo-Boolean SAT-based approach. We construct several levels of hierarchy amongst the nets and the routing problem of each level is formulated as a pseudo-Boolean optimization (PBO) problem. Moreover, an optimization technique of reducing the number of variables in PBO problems is described to improve the scalability of the proposed method. Similar to the SAT-based routing, the unroutability of a given circuit can be proved by the approach. Experimental results show that the proposed method compares very favorably with existing algorithms and achieves the best convergence rate.


2021 ◽  
pp. 1-1
Author(s):  
Kuan-Hua Tu ◽  
Hung-En Wang ◽  
Jie-Hong Roland Jiang ◽  
Natalia Kushik ◽  
Nina Yevtushenko

Author(s):  
Joyati Mondal ◽  
Dipak Kumar Kole ◽  
Hafizur Rahaman ◽  
Debesh Kumar Das ◽  
Bhargab B. Bhattacharya

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