Presentation 2013-02-13
A don'tcare filling method to improve defbct detection capabilityu sing stuck-at fault test sets and transition fault test sets
Ryosuke WAKASUGI, Toshinori HOSOKAWA, Masayoshi YOSHIMURA,
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Abstract(in English) A single stuck-at fault model and a transition fault model have been widely used to generate test patterns for VLSIs However, defects which are not detected by test sets for the classical fault models recently increase with the growing density and complexity of VLSIs In this paper, fault sensitization coverage is defined as the simple measure of test quality for small delay faults, open faults, and bridging faults Defects which frequently occur in VLSIs are modeled as a small delay fault and an open fault whose detection conditions are complex This paper proposes a don't care filling method to improve fault sensitization coverage for given initial stuck-at fault test sets and transition fault test sets This method is possible to generate high quality test sets for small delay faults, open faults, and bndgmg faults without any impact on test data volume Experimental results show that final test sets generated by the proposed don't care filling method improved SDQL by 17-21%, open fault coverage by up to 7.1-11.1 % and birding fault coverage by up to 9.4% compared with given initial test sets.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) transition faults / open faults / fault sensitization coverage / small delay faults / SDQL / don't care filling
Paper # DC2012-83
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Committee DC
Conference Date 2013/2/6(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) A don'tcare filling method to improve defbct detection capabilityu sing stuck-at fault test sets and transition fault test sets
Sub Title (in English)
Keyword(1) transition faults
Keyword(2) open faults
Keyword(3) fault sensitization coverage
Keyword(4) small delay faults
Keyword(5) SDQL
Keyword(6) don't care filling
1st Author's Name Ryosuke WAKASUGI
1st Author's Affiliation Graduate School of Industrial Technology, Nihon University()
2nd Author's Name Toshinori HOSOKAWA
2nd Author's Affiliation College of Industnal Technology, Nihon University
3rd Author's Name Masayoshi YOSHIMURA
3rd Author's Affiliation Graduate School of Information Science and Electrical Engineering, Kyushu University
Date 2013-02-13
Paper # DC2012-83
Volume (vol) vol.112
Number (no) 429
Page pp.pp.-
#Pages 6
Date of Issue