Presentation 2011-06-24
Effective Multi-cycle Signatures in Testable Response Analyzers
Yuki FUKAZAWA, Hideyuki ICHIHARA, Tomoo INOUE,
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Abstract(in English) In the BIST (built-in self-test) scheme, we have proposed a concurrent testable response analyzer, called an encoding-based response analyzer [8]. In this paper, we discuss effect of introducing multi-cycle signature observation, in which signatures are observed several times at different cycles, to the encoding-based response analyzer. Multi-cycle signature observation can enhance self-distinguishability to show the concurrent testability. Furthermore, we clarify the relationship among self-distinguishability, redundancy of employed cyclic codes and the number of signature observation. This relationship can give us the area size of response analyzer and the number of signature observation required to achieve sufficient self-distinguishability. Experimental results for benchmark circuits show that the obtained area size and signature observation times are meaningful and the introduction of multi-cycle signatures observation can increase the flexibility of designing concurrent testable reponse analyzers under area and self-distinguishability constraints.
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Keyword(in English) Built-in self-test / MISR compactor / coding / concurrent test / multi-cycle signature
Paper # DC2011-9
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Committee DC
Conference Date 2011/6/17(1days)
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Paper Information
Registration To Dependable Computing (DC)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Effective Multi-cycle Signatures in Testable Response Analyzers
Sub Title (in English)
Keyword(1) Built-in self-test
Keyword(2) MISR compactor
Keyword(3) coding
Keyword(4) concurrent test
Keyword(5) multi-cycle signature
1st Author's Name Yuki FUKAZAWA
1st Author's Affiliation Graduate School of Information Sciences, Hiroshima City University()
2nd Author's Name Hideyuki ICHIHARA
2nd Author's Affiliation Graduate School of Information Sciences, Hiroshima City University
3rd Author's Name Tomoo INOUE
3rd Author's Affiliation Graduate School of Information Sciences, Hiroshima City University
Date 2011-06-24
Paper # DC2011-9
Volume (vol) vol.111
Number (no) 100
Page pp.pp.-
#Pages 6
Date of Issue