Presentation 2006-09-15
A Parametric Study of Packet-Switched FPGA Overlay Networks
Daihan WANG, Hiroki MATSUTANI, Masato YOSHIMI, Michihiro KOIBUCHI, Hideharu AMANO,
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Abstract(in English) The constantly upgrading gate capacity of FPGAs enables us to implement a complex system on a chip. A packet-switched network presents to share network resources by multiple connections, so as to make the best use of link bandwidth. This study investigates the suitable overlay interconnects on FPGAs in terms of the amount of hardware, and throughput based on a parametric approach. Because the number of ports on a router sometimes dominates the amount of hardware for router, and its throughput performance, it has been chosen as a parameter. Based on a typical implementation of NoC router, various networks have been generalized and evaluated, in the case of both 16 hosts and 36 hosts. Evaluation results show that for small systems with 16 hosts or less, a full-crossbar switch is advantageous from the viewpoint of both throughput performance and hardware cost. On the other hand, when systems become large, the partitioned networks are efficient from the viewpoint of hardware cost. When the performance requirement is not so critical, we should select partitioned topology which requires minimum hardware and use some localization methods to improve the performance.
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Keyword(in English) FPGA / Networks-on-chip / Router / Node degree / Simulation
Paper # RECONF2006-32
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Conference Information
Committee RECONF
Conference Date 2006/9/8(1days)
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Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Parametric Study of Packet-Switched FPGA Overlay Networks
Sub Title (in English)
Keyword(1) FPGA
Keyword(2) Networks-on-chip
Keyword(3) Router
Keyword(4) Node degree
Keyword(5) Simulation
1st Author's Name Daihan WANG
1st Author's Affiliation Department of Information and Computer Science, Keio University()
2nd Author's Name Hiroki MATSUTANI
2nd Author's Affiliation Department of Information and Computer Science, Keio University
3rd Author's Name Masato YOSHIMI
3rd Author's Affiliation Department of Information and Computer Science, Keio University
4th Author's Name Michihiro KOIBUCHI
4th Author's Affiliation National Institute of Informatics
5th Author's Name Hideharu AMANO
5th Author's Affiliation Department of Information and Computer Science, Keio University
Date 2006-09-15
Paper # RECONF2006-32
Volume (vol) vol.106
Number (no) 247
Page pp.pp.-
#Pages 6
Date of Issue