Researcher Information
Teacher Basic Information
Teacher Information
Other Affiliation
Academic Background
Career
Academic Society and Social Activity
Reward
Teaching Experiences
Thesis Advising
Teacher Activity Information
Field of Research
Research Keyword
Academic Thesis
MISC
Bibliography
Conference
Media Coverage
Works
Academic contribution
Competitive research funds
Contributions
Patents
Other Research Achivements
Educational Improvement Achievement
On-campus Conference Management
Off-Campus Operations
Off-campus Conference Management
Social Contribution
Basic information
Name
Sato Ryoichi
Belonging department
Occupation name
researchmap researcher code
R000072745
researchmap agency
Okayama University of Science
Teacher Basic Information
Teacher Information
Full-Time Teacher
Other Affiliation
 
Academic Background
Okayama University/Graduate School of Environmental, Life, Natural Science and Technology(doctor's course)
Okayama University/The Graduate School of Natural Science and Technology(master's course)
Okayama University/Faculty of Engineering/Department of Electrical and Communication Engineering
Gifu National College of Technology/Electronic Control Engineering
Career
Okayama University of Science/Faculty of Engineering Department of Information and Computer Engineering/Assistant Professor
Okayama University Support for Pioneering Research Initiated by the Next Generation (OU-SPRING)
Okayama University
NEC Solution Innovators, Ltd./Software developer, Staff
Academic Society and Social Activity
IEIEC
Reward
Okayama University/OU-SPRING・BOOST Summer Research Symposium 2025 Excellence Presentation Award
Okayama University/Dean's Award, Graduate School of Natural Science and Technology
Teaching Experiences
 
Thesis Advising
 
Teacher Activity Information
Field of Research
Informatics/Information security/IoT security
Informatics/Computer system/FPGA
Informatics/Information security/True random number generator (TRNG)
Research Keyword
 
Academic Thesis
Lightweight IoT Security Framework Using ECC over Extension Fields with CVMA-Based Arithmetic and Pseudorandom Stream Cipher/Ryoichi Sato
Yuta Kodera
Yasuyuki Nogami
Evaluation of TRNG Bit Distribution via Stable Entropy Source Synchronization on FPGA/Ryoichi Sato
Mitsuki Fujiwara
Yasuyuki Nogami
Md Arshad Ali
Yuta Kodera/Entropy
A Proposal of an Embedded On-the-fly Filter for a Circuit-based Random Number Generator/C. Hide
R. Sato
Y. Nogami
Y. Kodera/The 40th International Technical Conference on Circuits/Systems, Computers, and Communications (ITC-CSCC)
Verify the Relationship Between Randomness and D-FF Synchronous Circuit Size in RO-based RNG/R. Sato
M. Fujiwara
Y. Nogami
Y. Kodera/2024 Asian Hardware Oriented Security and Trust Symposium Ph.D forum
Investigating the Role of D Flip-Flop as a Synchronization Circuit for Enhancing Randomness and Stabilizing Bit Distribution in Ro-Based Rng on Fpga/Mitsuki Fujiwara
Ryoichi Sato
Samsul Huda
Yasuyuki Nogami
Yuta Kodera/2024 International Symposium on Information Theory and Its Applications (ISITA)
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A Consideration on Change the Transition Probability of SHAKE256 with Different Initial Values/Tetsuro Ishida
Ryoichi Sato
Md. Arshad Ali
Takuya Kusaka
Yasuyuki Nogami
Yuta Kodera/2022 37th International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC)
Transition Probability Test for an RO-Based Generator and the Relevance between the Randomness and the Number of ROs./Yuta Kodera
Ryoichi Sato
Ali Md. Arshad
Takuya Kusaka
Yasuyuki Nogami/Entropy
Efficient Implementation of ECDH for Sigfox Communication/Ryo Fukushima
Daichi Hattori
Wataru Takehisa
Ryoichi Sato
Yuta Kodera
Takuya Kusaka
Yasuyuki Nogami/2021 36th International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC)
Proposal of Piccolo-CMAC for Sigfox network/Wataru Takehisa
Ryo Fukushima
Ryoichi Sato
Daichi Hattori
Yuta Kodera
Takuya Kusaka
Yasuyuki Nogami/2021 36th International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC)
A Proposal for Testing Physical Random Numbers Using Stochastic Process./Ryoichi Sato
Yuta Kodera
Takuya Kusaka
Yasuyuki Nogami/IEEE International Conference on Consumer Electronics-Taiwan(ICCE-TW)
Consideration for Affects of an XOR in a Random Number Generator Using Ring Oscillators./Ryoichi Sato
Yuta Kodera
Ali Md. Arshad
Takuya Kusaka
Yasuyuki Nogami
Robert H. Morelos-Zaragoza/Entropy
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MISC
2023-09 Wold型RO-Based RNGにおけるD-FFのクロック同期の乱数列への影響とXORゲートへの不定値入力での挙動の検証 藤原 光樹
佐藤 陵一
野上 保之
小寺 雄太 第9回有限体理論とその擬似乱数系列生成への応用ワークショップ予稿集
2022-11 マルコフ過程を用いた物理乱数の識別不可能性検証に関する考察 佐藤陵一
武内友希
三好茜音
髙谷つぐみ
疋田智矢
日下卓也
野上保之
小寺雄太 第45回情報理論とその応用シンポジウム
2022-09 マルコフ過程と仮説検定によるRO型乱数生成回路の評価 佐藤陵一
日下卓也
野上保之
小寺雄太 第8回有限体理論とその擬似乱数系列生成への応用ワークショップ予稿集
2020-09 リングオシレータを用いた小規模な物理乱数生成回路の設計および乱数性評価 佐藤陵一
小寺雄太
野上保之 第6回有限体理論とその擬似乱数系列生成への応用ワークショップ予稿集
Bibliography
 
Conference
 
Media Coverage
2025-09 国立大学法人岡山大学 OU-SPRING・BOOST Summer Research Symposium 2025を開催
2025-06 国立大学法人岡山大学 PR TIMES 【岡山大学】論理的思考で“考える力”を育む ~KIBINOVEでロジカルシンキング・ワークショップを開催~
Works
 
Academic contribution
 
Competitive research funds
2025-09 2026-03 AD(Active Directory)を用いたOT環境におけるユーザの統合認証機構に関する研究
2025-07 2026-03 OSレスのIoTデバイスにおけるVPN接続方法の研究開発(WireGuard実装・評価)
2025-07 2026-03 通信規格に依存しないIoTデバイス向け軽量暗号の研究開発
2025-07 2026-03 真性乱数を用いたECC・AESの鍵生成アルゴリズムのFPGA実装に関する産学共同研究
2025-04 2026-03 OSレスのIoTデバイスにおけるVPN接続方法の研究開発
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2021-04 2023-03 5G通信を活用した、生産現場における安全と生産性向上を支援するセキュアモニターシステムの開発
2020-06 2023-03 IoT・LPWA・クラウドを活用したセキュアプラットフォーム開発に向けた産学共同研究
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Contributions
 
Patents
 
Other Research Achivements
OU-BRIDGE運営
Educational Improvement Achievement
 
On-campus Conference Management
 
Off-Campus Operations
 
Off-campus Conference Management
 
Social Contribution
2025/08/09 2025/09/28 2025年度 Web×IoTメイカーズチャレンジPLUS in 岡山 2025年度 Web×IoTメイカーズチャレンジPLUS in 岡山
2025-06-11 2025-06-11 Corvus Securitas Inc.、他 CULTIBA Workshops Vol.1: Logics ワークショップ「思考の循環 伝えて、見つけて、また考える」
2022 2022 総務省、他 2022年度 Web×IoTメイカーズチャレンジPLUS in 鳥取 2022年度 Web×IoTメイカーズチャレンジPLUS in 鳥取
2022 2022 2022年度 Web×IoTメイカーズチャレンジPLUS in 岡山 2022年度 Web×IoTメイカーズチャレンジPLUS in 岡山
2021 2021 総務省、他 2021年度 Web×IoTメイカーズチャレンジPLUS in 岡山 2021年度 Web×IoTメイカーズチャレンジPLUS in 岡山
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2020 2020 総務省、ほか 2020年度 Web×IoTメイカーズチャレンジPLUS in 岡山 2020年度 Web×IoTメイカーズチャレンジPLUS in 岡山
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