Presentation 2013-05-21
A defect-robust FPGA-IP core architecture
Motoki AMAGASAKI, Kazuki INOUE, Qian ZHAO, Masahiro IIDA, Morihiro KUGA, Toshinori SUEYOSHI,
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Abstract(in English) In this paper, we propose fault-tolerant FPGA -IP cores for system LSI. Unlike discrete FPGAs, in which the integration scale can be made relatively large, programmable IP cores must correspond to arrays of various sizes. The key features of our architectures are regular tile structure, spare modules and bypass wires for fault avoidance, and configuration mechanism for single-cycle reconfiguration. We also develop routing tools, namely Easy Router for proposed architecture. This tool can handle various array sizes corresponding to developed programmable IP cores. In this evaluation, we compared the performances of conventional FPGA and the proposed fault-tolerant FPGA architectures. On average, our architectures have less than 2.2 times the area and 1.3 times the delay compared with conventional FPGA architectures. At the same time, conventional FPGAs cannot tolerate faults, whereas our architectures perform with a 90% success rate in fault avoidance for a ratio of faulty tiles of 1%.
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Keyword(in English) FPGA-IP core
Paper # RECONF2013-13
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Committee RECONF
Conference Date 2013/5/13(1days)
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Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A defect-robust FPGA-IP core architecture
Sub Title (in English)
Keyword(1) FPGA-IP core
1st Author's Name Motoki AMAGASAKI
1st Author's Affiliation Graduate School of Science and Technology, Kumamoto University()
2nd Author's Name Kazuki INOUE
2nd Author's Affiliation Graduate School of Science and Technology, Kumamoto University
3rd Author's Name Qian ZHAO
3rd Author's Affiliation Graduate School of Science and Technology, Kumamoto University
4th Author's Name Masahiro IIDA
4th Author's Affiliation Graduate School of Science and Technology, Kumamoto University
5th Author's Name Morihiro KUGA
5th Author's Affiliation Graduate School of Science and Technology, Kumamoto University
6th Author's Name Toshinori SUEYOSHI
6th Author's Affiliation Graduate School of Science and Technology, Kumamoto University
Date 2013-05-21
Paper # RECONF2013-13
Volume (vol) vol.113
Number (no) 52
Page pp.pp.-
#Pages 6
Date of Issue