Presentation 2007-11-20
Stuck-at Test Data Compression using Scan FFs with Delay Fault Testability
Kentaroh KATOH, Kazuteru NAMBA, Hideo ITO,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) This paper presents a stuck-at test data compression technique using the scan flip flops with delay fault testability. The propose technique consists of two-phase test data compression. First, the proposed technique compresses the test data volume utilizing the unique structure of the scan flip flop (1st compression process). Second, it compresses again the compresseded test data utilizing X data (2nd compression process). Evaluation shows that the proposed technique for huffman test data compression generates smaller compressed test data for ATE than conventional huffman data compression. The amount of compressed test data for ATE by the proposed technique is less 37.1% in maximum, 26.0% on average than the one by the conventional technique.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) FFs with delay fault testability / scan vector length compression / one step scan-in operation / two step scan-in operation
Paper # VLD2007-70,DC2007-25
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Committee DC
Conference Date 2007/11/13(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) Stuck-at Test Data Compression using Scan FFs with Delay Fault Testability
Sub Title (in English)
Keyword(1) FFs with delay fault testability
Keyword(2) scan vector length compression
Keyword(3) one step scan-in operation
Keyword(4) two step scan-in operation
1st Author's Name Kentaroh KATOH
1st Author's Affiliation Graduate School of Science and Technology, Chiba University()
2nd Author's Name Kazuteru NAMBA
2nd Author's Affiliation Graduate School of Advanced Integration Sciences, Chiba University
3rd Author's Name Hideo ITO
3rd Author's Affiliation Graduate School of Advanced Integration Sciences, Chiba University
Date 2007-11-20
Paper # VLD2007-70,DC2007-25
Volume (vol) vol.107
Number (no) 337
Page pp.pp.-
#Pages 6
Date of Issue