Presentation 2009/7/29
A robust on-chip asynchronous data-transfer scheme based on multi-level current-mode signalling
Naoya ONIZAWA, Atsushi MATSUMOTO, Takahiro HANYU, Tomohiro YONEDA,
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Abstract(in English) This paper presents a robust on-chip asynchronous data-trasnfer circuit based on multi-level current-mode signalling under the power-supply/voltage and process variations. Since distance between two multi-level codewords which includes data and control information are minimized, the maximum logical value can be reduced with a correct asynchronous data transfer. Moreover, a logical value used for detection of an asynchronous signal is assigned a large amount of current in comparison that which is not used for detection, which increases a voltage margin of a unit logical value. In the circuit implementation, a compensation circuit with a characteristic which is inversely changed to that of an operation circuit under the power/voltage variations is closely placed on the operation circuit, thus the characteristic of the operation circuit becomes almost stable.
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Keyword(in English) Asynchronous circuits / multiple-valued current-mode circuit / dual-rail encoding / Network-on-Chip
Paper # DC2009-18
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Committee DC
Conference Date 2009/7/29(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) A robust on-chip asynchronous data-transfer scheme based on multi-level current-mode signalling
Sub Title (in English)
Keyword(1) Asynchronous circuits
Keyword(2) multiple-valued current-mode circuit
Keyword(3) dual-rail encoding
Keyword(4) Network-on-Chip
1st Author's Name Naoya ONIZAWA
1st Author's Affiliation Research Institute of Electrical Communication, Tohoku University()
2nd Author's Name Atsushi MATSUMOTO
2nd Author's Affiliation Research Institute of Electrical Communication, Tohoku University
3rd Author's Name Takahiro HANYU
3rd Author's Affiliation Research Institute of Electrical Communication, Tohoku University
4th Author's Name Tomohiro YONEDA
4th Author's Affiliation Information Systems Architecture Science Research Division, National Institute of Informatics
Date 2009/7/29
Paper # DC2009-18
Volume (vol) vol.109
Number (no) 169
Page pp.pp.-
#Pages 6
Date of Issue