日本語
College of Science and Engineering  /
Department of Electronic and Computer Engineering

 (Male)
 Hiroyuki   TOMIYAMA  Professor

■Concurrent affiliation
Research Organization of Science and Technology   /
VLSI Center
Graduate School of Science and Engineering
■Graduate school/University/other
03/1994  Kyushu University  Faculty of Engineering  Department of Computer Science and Communication Engineering  Graduated
03/1996  Kyushu University  Interdisciplinary Graduate School of Engineering Sciences  Department of Information Systems  Doctoral course first term (Master's)  Completed
03/1999  Kyushu University  Graduate School of Information Science and Electrical Engineering  Department of Computer Science and Communication Engineering  Doctoral course second term (Doctoral)  Completed
■Academic degrees
Doctor of Engineering (03/1999 Kyushu University)  
■Career history
04/1996-03/1999  JSPS Research Fellow for Young Scientists
04/1999-03/2001  JSPS Postdoctoral Fellow for Research Abroad
04/1999-03/2001  Visiting Researcher, Center of Embedded Computer Systems, University of California, Irvine
04/2001-03/2003  Researcher, Institute of Systems & Information Technologies/KYUSHU
07/2001-03/2003  Visiting Associate Professor, Faculty of Information Science and Electrical Engineering (part-time)
10/2001-03/2003  Researcher, Semiconductor Technology Academic Research Center (part-time)
04/2003-03/2004  Assistant Professor, Graduate School of Information Science, Nagoya University
04/2004-03/2007  Associate Professor, Graduate School of Information Science, Nagoya University
04/2007-03/2010  Associate Professor, Graduate School of Information Science, Nagoya University
04/2010-  Professor, College of Science and Engineering, Ritsumeikan University
■Committee history
01/2006-12/2008  Associate Editor, ACM Transactions on Design Automation of Electronic Systems
01/2009-12/2010  Associate Editor, IEEE Embedded Systems Letters
04/2011-03/2015  Editor-in-Chief, IPSJ Transactions on System LSI Design Methodology
01/2013-12/2014  Chair, IEEE Computer Society Kansai Chapter
04/2015-  Associate Editor, IPSJ Transactions on System LSI Design Methodology
01/2016-  Associate Editor, IEEE Embedded Systems Letters
09/2016-  Associate Editor, Journal on Design Automation for Embedded Systems
01/2017-  Chair, IEEE CEDA All Japan Joint Chapter
 Technical Program/Organizing Committee Member for ICCAD, DAC, DATE, ASP-DAC, ESWEEK, CODES+ISSS, ISLPED, RTCSA, SAC, LCTES, SCOPES, HLDVT, MPSoC, etc.
■Academic society memberships
ACM SIGDA/SIGBED  
IEEE CASS/CS  
IPSJ  
IEICE  
■Subject of research
Design Methodology for Systems-on-Chip, Embedded Systems, and Cyber-Physical Systems
High-Level Synthesis of LSIs from C Programs
Low-Power Design Technology for Embedded and Cyber-Physical Systems
■Research summary
Design Methodologies for Systems-on-Chip, Embedded Systems, and Cyber-Physical Systems

 Our vision is to conduct theoretical and practical researches on design methodologies for system-on-chip (SoC), embedded systems, and cyber-physical systems.
■Research keywords
Systems-on-Chip, Embedded Systems, System-Level Design Methodology, High-Level Synthesis, Compiler Optimization, Embedded Software, Embedded Processors, Manycore, Design Automation, Low-Power Design, Cyber-Physical Systems 
■Research activities   (Even top three results are displayed. In View details, all results for public presentation are displayed.)

Books
"Automated Identification of Performance Bottleneck on Embedded Systems for Design Space Exploration," Book Chapter in Embedded Systems: Design, Analysis and Verification, Gunar Schirner, Marcelo Götz, Achim Rettberg, Mauro C. Zanella, Franz J. Rammig (Eds.)  Yuki Ando, Seiya Shibata, Shinya Honda, Hiroyuki Tomiyama, Hiroaki Takada  Kluwer Academic Publishers  171-180  06/2013
All about Embedded System Development (in Japanese)  IPA Software Engineering Center (Ed.)  Nippon Jitsugyo Publishing  07/2007
"Power Optimization for Embedded System Idle Time in the Presence of Periodic Interrupt Services," Book Chapter in Embedded System Design: Topics, Techniques and Trends, A. Rettberg, M. Zanella, R. Doemer, A. Gerstlauer, and F. Rammig (Eds.)  G. Zeng, H. Tomiyama, and H. Takada  Springer  241-254  06/2007
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Papers
ILP-based Scheduling for Parallelizable Tasks  Kana Shimada, Shogo Kitano, Ittetsu Taniguchi, Hiroyuki Tomiyama  IEICE Transactions on Fundamentals  E100-A/ 7, 1503-1505  07/2017  10.1587/transfun.E100.A.1503
Static Mapping of Parallelizable Tasks under Deadline Constraints  Yining Xu, Ittetsu Taniguchi, Hiroyuki Tomiyama  IEICE Transactions on Fundamentals  E100-A/ 7, 1500-1502  07/2017  10.1587/transfun.E100.A.1500
A Systematic Methodology for Design and Worst-Case Error Analysis of Approximate Array Multipliers  Takahiro Yamamoto, Ittetsu Taniguchi, Hiroyuki Tomiyama, Shigeru Yamashita, Yuko Hara-Azumi  IEICE Transactions on Fundamentals  E100-A/ 7, 1496-1499  07/2017  10.1587/transfun.E100.A.1496
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Research presentations
A Systematic Approach to Design of Approximate Array Multipliers  Taiwan and Japan Conference on Circuits and Systems (TJCAS)  08/03/2018
Function-Level Module Sharing with High-Level Synthesis  Taiwan and Japan Conference on Circuits and Systems (TJCAS)  08/03/2018
High-Level Synthesis of the CHStone Benchmark Programs with SDSoC  Taiwan and Japan Conference on Circuits and Systems (TJCAS)  08/03/2018
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Grants-in-Aid for Scientific Research (KAKENHI)
Link to Grants-in-Aid for Scientific Research -KAKENHI-

Competitive grants, etc. (exc. KAKENHI)
低消費電力メニーコア用アーキテクチャとコンパイラ技術  独立行政法人新エネルギー・産業技術総合開発機構・極低電力回路・システム技術開発(グリーンITプロジェクト)  12/2010  02/2013  Main representative
ソフトウェアとハードウェアの協調による組込みシステムの消費エネルギー最適化  独立行政法人科学技術振興機構・戦略的創造研究推進事業・CREST  2005  2010  Joint researcher
組み込みソフトウェア技術者の人材養成  文部科学省・科学技術振興調整費・新興分野人材養成  2004  2008  Joint researcher
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Academic awards
電子情報通信学会 基礎・境界ソサイエティ  貢献賞  09/2016
International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC) 2015  Best Paper Award  07/2016
International Workshop on Advances in Networking and Computing (WANC)  Best Paper Award  12/2012
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■Teaching experience   (Even top three results are displayed. In View details, all results for public presentation are displayed.)

Courses taught
2017  Thesis  Seminar
2017  Applied Exercises for Electronic and Computer Eng.  Seminar
2017  Individual Research1  Seminar
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Teaching achievements
専門科目「ハードウェア設計言語」で、講義に加え、コンピュータを使った実習を行った。実習の資料は自作した。TAやESに補助して貰うことにより、丁寧に学生を指導した。  2010-2018
公開講座、名古屋大学組込みシステム人材育成プログラム(NEP)「C言語ベースの組込みハードウェア設計」  2010-2016
島根県立益田高等学校、「アルゴリズムって何だろう?」  10/2013-
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■Message from researcher
 We welcome foreign students who want to pursue a master or Ph.D. degree. Ritsumeikan University offers two degree programs:
- Degree program offered in Japanese (admission in April)
- Degree program offered in English (admission in September)
First, please visit "http://www.ritsumei.ac.jp/eng/html/admissions/" for detailed information on the degree programs. Then, send me (Hiroyuki Tomiyama) an email with your CV attached. In addition, a recommendation letter from your current or former supervisor is preferred.
■URL
 Sytem-Level Design Methodology Laboratory
 Hiroyuki Tomiyama
■Tel
077-561-4928
■E-mail
■Research keywords(on a multiple-choice system)
Computer system
Software
High performance computing
Computational science