Presentation 2011-02-14
A Test Generation Method for Datapath Circuits Using Functional Time Expansion Models
Teppei HAYAKAWA, Toshinori HOSOKAWA, Masayoshi YOSHIMURA,
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Abstract(in English) Some large-scale integrated circuits have been recently designed at high-level by behavioral descriptions. Behavioral synthesis can transform behavioral descriptions to register transfer level circuits that consist of a controller and a datapath. In this paper, we propose a test generation method for datapath circuits using functional time expansion models which are defmed as time expansion models with functional information such as latency, and the input sequence for control signal lines and the output sequence for status signal lines of datapaths. We also propose two types of functional time expansion model generation methods. One is generated from controllers and the other is generated from functional verification patterns. Experimental results for practical circuits show that the proposed test generation methods increase fault coverage by 14.98% on the average and accelerate test generation time by 81.29 times on the average
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Keyword(in English) n-state transition cover / functional time expansion models / datapath circuits / constrained sequential test generation
Paper # DC2010-65
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Conference Date 2011/2/7(1days)
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Registration To Dependable Computing (DC)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Test Generation Method for Datapath Circuits Using Functional Time Expansion Models
Sub Title (in English)
Keyword(1) n-state transition cover
Keyword(2) functional time expansion models
Keyword(3) datapath circuits
Keyword(4) constrained sequential test generation
1st Author's Name Teppei HAYAKAWA
1st Author's Affiliation Graduate School of Industrial Technology, Nihon University()
2nd Author's Name Toshinori HOSOKAWA
2nd Author's Affiliation College of Industrial Technology, Nihon University
3rd Author's Name Masayoshi YOSHIMURA
3rd Author's Affiliation Faculty of Engineering, Kyushu University
Date 2011-02-14
Paper # DC2010-65
Volume (vol) vol.110
Number (no) 413
Page pp.pp.-
#Pages 6
Date of Issue