Presentation 2007-03-07
A study of Dependence on Gate Depth/Width for Analyzing Delay/Power Variations in 90nm CMOS Circuits
Masaki YAMAGUCHI, Yuan YANG, Ryota SAKAMOTO, Masanori MUROYAMA, Tohru ISHIHARA, Hiroto YASUURA,
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Abstract(in English) As the transistor size shrinks, process variations increase. Under the existance of the variations, an existing design flow will not be effective for minimizing the worst-case circuit delay and average power consumption. As the first step toward developing a better solution, this paper investigates basic characteristics of the delay/power variation. We measured delay/power consumption values for 5 kinds of ring oscillator circuits with some gate depth/width designed with 90nm CMOS technology. We analyzed delay/power variations dependence on gate depth/width. The measurement results demonstrated that delay variations can be suppressed by increasing tne number of gate steps and showed that delay/power variations increase by enlarging gate width.
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Keyword(in English) Delay Variation / Power Variation / Deep Sub-Micron / CMOS
Paper # VLD2006-118,ICD2006-209
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Conference Date 2007/2/28(1days)
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Registration To Integrated Circuits and Devices (ICD)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A study of Dependence on Gate Depth/Width for Analyzing Delay/Power Variations in 90nm CMOS Circuits
Sub Title (in English)
Keyword(1) Delay Variation
Keyword(2) Power Variation
Keyword(3) Deep Sub-Micron
Keyword(4) CMOS
1st Author's Name Masaki YAMAGUCHI
1st Author's Affiliation Graduate School of Information Science and Electrical Engineering, Kyushu University()
2nd Author's Name Yuan YANG
2nd Author's Affiliation School of Automation and Information Engineering, Xi'an University of Technology
3rd Author's Name Ryota SAKAMOTO
3rd Author's Affiliation Graduate School of Information Science and Electrical Engineering, Kyushu University
4th Author's Name Masanori MUROYAMA
4th Author's Affiliation System LSI Research Center, Kyushu University
5th Author's Name Tohru ISHIHARA
5th Author's Affiliation System LSI Research Center, Kyushu University
6th Author's Name Hiroto YASUURA
6th Author's Affiliation Graduate School of Information Science and Electrical Engineering, Kyushu University
Date 2007-03-07
Paper # VLD2006-118,ICD2006-209
Volume (vol) vol.106
Number (no) 550
Page pp.pp.-
#Pages 6
Date of Issue