Presentation 2006-11-30
Delay Optimized Technology Mapping for Variable Grain Logic Cell
Hideaki NAKAYAMA, Ryoichi YAMAGUCHI, Motoki AMAGASAKI, Kazunori MATSUYAMA, Masahiro IIDA, Toshinori SUEYOSHI,
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Abstract(in English) The architecture of reconfigurable logic device are classified into coarse-grain and fine-grain by granularity of basic logic cell. However, Since operation grain of both methods which are fixed, they can exercise performance only in the application that is suitable for structure. To solve this problem, we propose new logic block architecture is called VGLC. The VGLC is consisted of a HC (Hybrid Cell) which has full adder and several memory, and it can implements equivalent function of 4-bit Ripple Carry Adder and 2-4LUT. In This paper, We developed VGLC-HeteroMap based on HeteroMap which is a technology mapping tool developed in UCLA to perform technology mapping for VGLC. When we performed technology mapping with a benchmark circuit, it can reduced an average of 38.6% of critical path delay and an average of 47.1% of configuration bits compared to 4-LUT.
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Keyword(in English) reconfigurable logic / technology mapping / granularity
Paper # RECONF2006-55
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Conference Information
Committee RECONF
Conference Date 2006/11/23(1days)
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Paper Information
Registration To Reconfigurable Systems (RECONF)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Delay Optimized Technology Mapping for Variable Grain Logic Cell
Sub Title (in English)
Keyword(1) reconfigurable logic
Keyword(2) technology mapping
Keyword(3) granularity
1st Author's Name Hideaki NAKAYAMA
1st Author's Affiliation Graduate School of Sience and Technology, Kumamoto University()
2nd Author's Name Ryoichi YAMAGUCHI
2nd Author's Affiliation Graduate School of Sience and Technology, Kumamoto University
3rd Author's Name Motoki AMAGASAKI
3rd Author's Affiliation Graduate School of Sience and Technology, Kumamoto University
4th Author's Name Kazunori MATSUYAMA
4th Author's Affiliation Graduate School of Sience and Technology, Kumamoto University
5th Author's Name Masahiro IIDA
5th Author's Affiliation Graduate School of Sience and Technology, Kumamoto University
6th Author's Name Toshinori SUEYOSHI
6th Author's Affiliation Graduate School of Sience and Technology, Kumamoto University
Date 2006-11-30
Paper # RECONF2006-55
Volume (vol) vol.106
Number (no) 394
Page pp.pp.-
#Pages 6
Date of Issue