Presentation 2005/2/11
A Functional Test Method for State-Observable Incompletely Specified FSMs
Toshinori HOSOKAWA, Hideo FUJIWARA,
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Abstract(in English) It is well known that state-observable and completely specified FSMs are functionally tested completely by performing all state transitions. However, practically FSMs may be incompletely specified. This paper proposes two test methods, a fault independent functional test method and a fault dependent test generation method, for state-observable FSMs that may be incompletely specified. The fault dependent test generation is based on a single pattern test for logical fault model and a two pattern test for timing fault model. Experimental results for MCNC'91 benchmark circuits show that the use of our method reduces the average area by 13.2% while the state transition coverage is increased 4.3 times by using only 29.4% additional test sequences compared with the conventional non-scan test method for FSMs.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) State observable / Incompletely specified FSMs / Constrained ATPG / Over testing / Fault dependent test generation / Fault independent functional test / State transition coverage
Paper # DC2004-93
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Conference Date 2005/2/11(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Functional Test Method for State-Observable Incompletely Specified FSMs
Sub Title (in English)
Keyword(1) State observable
Keyword(2) Incompletely specified FSMs
Keyword(3) Constrained ATPG
Keyword(4) Over testing
Keyword(5) Fault dependent test generation
Keyword(6) Fault independent functional test
Keyword(7) State transition coverage
1st Author's Name Toshinori HOSOKAWA
1st Author's Affiliation College of Industrial Technology, Nihon University()
2nd Author's Name Hideo FUJIWARA
2nd Author's Affiliation Graduate School of Information Science, Nara Institute of Science and Technology(NAIST)
Date 2005/2/11
Paper # DC2004-93
Volume (vol) vol.104
Number (no) 664
Page pp.pp.-
#Pages 7
Date of Issue