Presentation 2012-02-13
Evaluation of a thermal and voltage estimation circuit for field test
Yousuke MIYAKE, Yasuo SATO, Seiji KAJIHARA, Kohei MIYASE, Yukiya MIURA,
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Abstract(in English) High dependability is required for an embedded system VLSI. High functionality and high performance of VLSI, due to the miniaturization of the manufacturing process, increase a performance deterioration caused by various aging mechanisms of VLSI circuits. Therefore, it is important to avoid a system down due to a sudden failure of VLSI due to an aging. The increase of a circuit delay is known as a typical aging phenomenon of a VLSI. However, the delay measurement for detecting aging on field needs to take account of the influence of thermal and voltage fluctuations. In this paper, for achieving highly accurate delay measurements that eliminate the effects of environmental factors, we show the test-chip design and evaluations of the thermal and voltage monitors, which consist of dedicated Ring-Oscillators, and discuss the estimation accuracy of temperature and voltage.
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Keyword(in English) Aging / Field test / Temperature and Voltage monitor / Ring Oscillator
Paper # DC2011-86
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Committee DC
Conference Date 2012/2/6(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) Evaluation of a thermal and voltage estimation circuit for field test
Sub Title (in English)
Keyword(1) Aging
Keyword(2) Field test
Keyword(3) Temperature and Voltage monitor
Keyword(4) Ring Oscillator
1st Author's Name Yousuke MIYAKE
1st Author's Affiliation Kyushu Institute of Technology:JST, CREST()
2nd Author's Name Yasuo SATO
2nd Author's Affiliation Kyushu Institute of Technology:JST, CREST
3rd Author's Name Seiji KAJIHARA
3rd Author's Affiliation Kyushu Institute of Technology:JST, CREST
4th Author's Name Kohei MIYASE
4th Author's Affiliation Kyushu Institute of Technology:JST, CREST
5th Author's Name Yukiya MIURA
5th Author's Affiliation Tokyo Metropolitan University:JST, CREST
Date 2012-02-13
Paper # DC2011-86
Volume (vol) vol.111
Number (no) 435
Page pp.pp.-
#Pages 6
Date of Issue