Nobuyuki Yoshikawa

79 papers A* 4A 6C 3Journal 51Unranked 15
YearRankTypeTitle / Venue / Authors
2026 J jnl
Design and Implementation of Energy-Efficient Majority-Logic-Based Approximate Adders Using Adiabatic Quantum-Flux-Parametron Technology.
IEICE Trans. Electron.
Mengmeng Wang, Olivia Chen, Nobuyuki Yoshikawa
2025 J jnl
Buffer and Splitter Insertion for Adiabatic Quantum-Flux-Parametron Circuits.
IEEE Trans. Comput. Aided Des. Integr. Circuits Syst.
Rongliang Fu, Mengmeng Wang, Yirong Kan, Olivia Chen, Nobuyuki Yoshikawa, Bei Yu, Tsung-Yi Ho
2025 J jnl
Efficient Cartesian Genetic Programming-Based Automatic Synthesis Framework for Reversible Quantum-Flux-Parametron Logic Circuits.
IEEE Trans. Comput. Aided Des. Integr. Circuits Syst.
Rongliang Fu, Robert Wille, Nobuyuki Yoshikawa, Tsung-Yi Ho
2025 J jnl
High-speed, ultra-low-power, and robust superconductive neuron with ReLU activation.
Neuromorph. Comput. Eng.
Yuto Ueno, Yuki Hironaka, Nobuyuki Yoshikawa, Yuki Yamanashi
2025 J jnl
MarginX: Simple and Fast Circuit Parameter Optimization Tool for Superconductor Circuits.
IEICE Trans. Electron.
Sho Matsuoka, Nobuyuki Yoshikawa, Yuki Yamanashi
2024 C conf
Aircraft Approach Management Using Reachability and Dynamic Programming.
ACC
Abraham P. Vinod, Sachiyo Yamazaki, Ankush Chakrabarty, Nobuyuki Yoshikawa, Stefano Di Cairano
2024 J jnl
Decentralized, Safe, Multiagent Motion Planning for Drones Under Uncertainty via Filtered Reinforcement Learning.
IEEE Trans. Control. Syst. Technol.
Abraham P. Vinod, Sleiman Safaoui, Tyler H. Summers, Nobuyuki Yoshikawa, Stefano Di Cairano
2024 J jnl
Extremely Energy-Efficient Non-Linear Function Approximation Framework Using Stochastic Superconductor Devices.
IEEE Trans. Emerg. Top. Comput.
Olivia Chen, Renyuan Zhang, Wenhui Luo, Yanzhi Wang, Nobuyuki Yoshikawa
2024 J jnl
Implementation of Bayesian Network Based on Ultra-High-Speed Superconductor Random Number Generators.
IEEE Access
Rikuo Yamanaka, Nobuyuki Yoshikawa, Yuki Yamanashi
2024 — conf
Multi-GHz Zeptojoule Computing Using Emerging Adiabatic Superconductor Circuits.
ISVLSI
Christopher L. Ayala, Nobuyuki Yoshikawa, Yu Hoshika, Yuto Omori
2024 J jnl
Safe Multiagent Motion Planning Under Uncertainty for Drones Using Filtered Reinforcement Learning.
IEEE Trans. Robotics
Sleiman Safaoui, Abraham P. Vinod, Ankush Chakrabarty, Rien Quirynen, Nobuyuki Yoshikawa, Stefano Di Cairano
2024 A conf
SuperFlow: A Fully-Customized RTL-to-GDS Design Automation Flow for Adiabatic Quantum- Flux - Parametron Superconducting Circuits.
DATE
Yanyue Xie, Peiyan Dong, Geng Yuan, Zhengang Li, Masoud Zabihi, Chao Wu, Sung-En Chang, Xufeng Zhang, Xue Lin, Caiwen Ding, Nobuyuki Yoshikawa, Olivia Chen, Yanzhi Wang
2024 J jnl
SuperFlow: A Fully-Customized RTL-to-GDS Design Automation Flow for Adiabatic Quantum-Flux-Parametron Superconducting Circuits.
CoRR
Yanyue Xie, Peiyan Dong, Geng Yuan, Zhengang Li, Masoud Zabihi, Chao Wu, Sung-En Chang, Xufeng Zhang, Xue Lin, Caiwen Ding, Nobuyuki Yoshikawa, Olivia Chen, Yanzhi Wang
2023 — conf
A Global Optimization Algorithm for Buffer and Splitter Insertion in Adiabatic Quantum-Flux-Parametron Circuits.
ASP-DAC
Rongliang Fu, Mengmeng Wang, Yirong Kan, Nobuyuki Yoshikawa, Tsung-Yi Ho, Olivia Chen
2023 J jnl
A Josephson Parametric Oscillator-Based Ising Machine.
CoRR
Sasan Razmkhah, Mehdi Kamal, Nobuyuki Yoshikawa, Massoud Pedram
2023 A conf
BOMIG: A Majority Logic Synthesis Framework for AQFP Logic.
DATE
Rongliang Fu, JunYing Huang, Mengmeng Wang, Nobuyuki Yoshikawa, Bei Yu, Tsung-Yi Ho, Olivia Chen
2023 A conf
DLPlace: A Delay-Line Clocking-Based Placement Framework for AQFP Circuits.
ICCAD
Rongliang Fu, Olivia Chen, Bei Yu, Nobuyuki Yoshikawa, Tsung-Yi Ho
2023 — conf
Design and Implementation of an FFT-Based Neural Network Accelerator Using Rapid Single-Flux-Quantum Technology.
NEWCAS
Olivia Chen, Yanzhi Wang, Fei Ke, Nobuyuki Yoshikawa
2023 A conf
Exact Logic Synthesis for Reversible Quantum-Flux-Parametron Logic.
ICCAD
Rongliang Fu, Olivia Chen, Nobuyuki Yoshikawa, Tsung-Yi Ho
2023 — conf
Gain Penalty for Stability-Guaranteed Reinforcement Learning via Small Gain Theorem.
SICE
Nobuyuki Yoshikawa, Ryoichi Takase
2023 — conf
Performance Assessment of an Extremely Energy-Efficient Binary Neural Network Using Adiabatic Superconductor Devices.
AICAS
Olivia Chen, Zhengang Li, Tomoharu Yamauchi, Yanzhi Wang, Nobuyuki Yoshikawa
2023 J jnl
Safe multi-agent motion planning under uncertainty for drones using filtered reinforcement learning.
CoRR
Sleiman Safaoui, Abraham P. Vinod, Ankush Chakrabarty, Rien Quirynen, Nobuyuki Yoshikawa, Stefano Di Cairano
2023 A* conf
SupeRBNN: Randomized Binary Neural Network Using Adiabatic Superconductor Josephson Devices.
MICRO
Zhengang Li, Geng Yuan, Tomoharu Yamauchi, Masoud Zabihi, Yanyue Xie, Peiyan Dong, Xulong Tang, Nobuyuki Yoshikawa, Devesh Tiwari, Yanzhi Wang, Olivia Chen
2023 J jnl
SupeRBNN: Randomized Binary Neural Network Using Adiabatic Superconductor Josephson Devices.
CoRR
Zhengang Li, Geng Yuan, Tomoharu Yamauchi, Masoud Zabihi, Yanyue Xie, Peiyan Dong, Xulong Tang, Nobuyuki Yoshikawa, Devesh Tiwari, Yanzhi Wang, Olivia Chen
2022 J jnl
A 16-Bit Parallel Prefix Carry Look-Ahead Kogge-Stone Adder Implemented in Adiabatic Quantum-Flux-Parametron Logic.
IEICE Trans. Electron.
Tomoyuki Tanaka, Christopher L. Ayala, Nobuyuki Yoshikawa
2022 J jnl
A High-Speed Interface Based on a Josephson Latching Driver for Adiabatic Quantum-Flux-Parametron Logic.
IEICE Trans. Electron.
Fumihiro China, Naoki Takeuchi, Hideo Suzuki, Yuki Yamanashi, Hirotaka Terai, Nobuyuki Yoshikawa
2022 — conf
A Neural Network Processing Unit Using Adiabatic Quantum-Flux-Parametron Superconducting Technology.
GCCE
Mengmeng Wang, Olivia Chen, Nobuyuki Yoshikawa
2022 — conf
A Study on the Efficient Design of Adders Using Adiabatic Quantum-Flux-Parametron Circuits.
GCCE
Tomoharu Yamauchi, Hao San, Nobuyuki Yoshikawa, Olivia Chen
2022 J jnl
Adiabatic Quantum-Flux-Parametron with Delay-Line Clocking Using Square Excitation Currents.
IEICE Trans. Electron.
Taiki Yamae, Naoki Takeuchi, Nobuyuki Yoshikawa
2022 J jnl
Adiabatic Quantum-Flux-Parametron: A Tutorial Review.
IEICE Trans. Electron.
Naoki Takeuchi, Taiki Yamae, Christopher L. Ayala, Hideo Suzuki, Nobuyuki Yoshikawa
2022 — conf
Design and Implementation of Stochastic Neural Networks Using Superconductor Quantum-Flux-Parametron Devices.
SOCC
Olivia Chen, Yanzhi Wang, Renyuan Zhang, Nobuyuki Yoshikawa
2022 — conf
Estimating Bounded Uncertain Model for Stability-Certified Reinforcement Learning.
SICE
Ryoichi Takase, Nobuyuki Yoshikawa, Takeshi Tsuchiya
2022 J jnl
Low-Latency Adiabatic Quantum-Flux-Parametron Circuit Integrated With a Hybrid Serializer/Deserializer.
IEEE Access
Yuki Hironaka, Taiki Yamae, Christopher L. Ayala, Nobuyuki Yoshikawa, Naoki Takeuchi
2022 A* conf
Safe multi-agent motion planning via filtered reinforcement learning.
ICRA
Abraham P. Vinod, Sleiman Safaoui, Ankush Chakrabarty, Rien Quirynen, Nobuyuki Yoshikawa, Stefano Di Cairano
2022 A* conf
TAAS: a timing-aware analytical strategy for AQFP-capable placement automation.
DAC
Peiyan Dong, Yanyue Xie, Hongjia Li, Mengshu Sun, Olivia Chen, Nobuyuki Yoshikawa, Yanzhi Wang
2021 J jnl
Adiabatic quantum-flux-parametron with delay-line clocking: logic gate demonstration and phase skipping operation.
CoRR
Taiki Yamae, Naoki Takeuchi, Nobuyuki Yoshikawa
2021 J jnl
MANA: A Monolithic Adiabatic iNtegration Architecture Microprocessor Using 1.4-zJ/op Unshunted Superconductor Josephson Junction Devices.
IEEE J. Solid State Circuits
Christopher L. Ayala, Tomoyuki Tanaka, Ro Saito, Mai Nozoe, Naoki Takeuchi, Nobuyuki Yoshikawa
2021 J jnl
Planarized Nb 4-Layer Fabrication Process for Superconducting Integrated Circuits and Its Fabricated Device Evaluation.
IEICE Trans. Electron.
Shuichi Nagasawa, Masamitsu Tanaka, Naoki Takeuchi, Yuki Yamanashi, Shigeyuki Miyajima, Fumihiro China, Taiki Yamae, Koki Yamazaki, Yuta Somei, Naonori Sega, Yoshinao Mizugaki, Hiroaki Myoren, Hirotaka Terai, Mutsuo Hidaka, Nobuyuki Yoshikawa, Akira Fujimaki
2021 A conf
Towards AQFP-Capable Physical Design Automation.
DATE
Hongjia Li, Mengshu Sun, Tianyun Zhang, Olivia Chen, Nobuyuki Yoshikawa, Bei Yu, Yanzhi Wang, Yibo Lin
2020 A conf
ASAP: An Analytical Strategy for AQFP Placement.
ICCAD
Yi-Chen Chang, Hongjia Li, Olivia Chen, Yanzhi Wang, Nobuyuki Yoshikawa, Tsung-Yi Ho
2020 — conf
MANA: A Monolithic Adiabatic iNtegration Architecture Microprocessor using 1.4zJ/op Superconductor Josephson Junction Devices.
VLSI Circuits
Christopher L. Ayala, Tomoyuki Tanaka, Ro Saito, Mai Nozoe, Naoki Takeuchi, Nobuyuki Yoshikawa
2020 J jnl
Stability-Certified Reinforcement Learning via Spectral Normalization.
CoRR
Ryoichi Takase, Nobuyuki Yoshikawa, Toshisada Mariyama, Takeshi Tsuchiya
2019 C conf
A Buffer and Splitter Insertion Framework for Adiabatic Quantum-Flux-Parametron Superconducting Circuits.
ICCD
Ruizhe Cai, Olivia Chen, Ao Ren, Ning Liu, Nobuyuki Yoshikawa, Yanzhi Wang
2019 — conf
A Majority Logic Synthesis Framework for Adiabatic Quantum-Flux-Parametron Superconducting Circuits.
ACM Great Lakes Symposium on VLSI
Ruizhe Cai, Olivia Chen, Ao Ren, Ning Liu, Caiwen Ding, Nobuyuki Yoshikawa, Yanzhi Wang
2019 J jnl
A Stochastic-Computing based Deep Learning Framework using Adiabatic Quantum-Flux-Parametron SuperconductingTechnology.
CoRR
Ruizhe Cai, Ao Ren, Olivia Chen, Ning Liu, Caiwen Ding, Xuehai Qian, Jie Han, Wenhui Luo, Nobuyuki Yoshikawa, Yanzhi Wang
2019 A* conf
A stochastic-computing based deep learning framework using adiabatic quantum-flux-parametron superconducting technology.
ISCA
Ruizhe Cai, Ao Ren, Olivia Chen, Ning Liu, Caiwen Ding, Xuehai Qian, Jie Han, Wenhui Luo, Nobuyuki Yoshikawa, Yanzhi Wang
2019 J jnl
Advanced Direct Synthesis Approach for High Selectivity In-Line Topology Filters Comprising $N$ - 1 Adjacent Frequency-Variant Couplings.
IEEE Access
Yuxing He, Giuseppe Macchiarella, Zhewang Ma, Liguo Sun, Nobuyuki Yoshikawa
2019 — conf
IDE Development, Logic Synthesis and Buffer/Splitter Insertion Framework for Adiabatic Quantum-Flux-Parametron Superconducting Circuits.
ISVLSI
Ruizhe Cai, Xiaolong Ma, Olivia Chen, Ao Ren, Ning Liu, Nobuyuki Yoshikawa, Yanzhi Wang
2019 J jnl
Superconducting Digital Electronics for Controlling Quantum Computing Systems.
IEICE Trans. Electron.
Nobuyuki Yoshikawa
2019 J jnl
Systematic method to evaluate energy dissipation in adiabatic quantum-flux-parametron logic.
CoRR
Taiki Yamae, Naoki Takeuchi, Nobuyuki Yoshikawa
2018 — conf
Combined Fault Detection, Isolation, and Control: Propulsion Controlled Aircraft in Case of Elevator Failure.
CCTA
Ryoichi Takase, Nobuyuki Yoshikawa, Shinji Suzuki
2018 J jnl
Foreword.
IEICE Trans. Electron.
Nobuyuki Yoshikawa
2018 J jnl
Recent Progress on Reversible Quantum-Flux-Parametron for Superconductor Reversible Computing.
IEICE Trans. Electron.
Naoki Takeuchi, Yuki Yamanashi, Nobuyuki Yoshikawa
2018 J jnl
Thermally Assisted Superconductor Transistors for Josephson-CMOS Hybrid Memories.
IEICE Trans. Electron.
Kyosuke Sano, Masato Suzuki, Kohei Maruyama, Soya Taniguchi, Masamitsu Tanaka, Akira Fujimaki, Masumi Inoue, Nobuyuki Yoshikawa
2017 — conf
Recurrent neural network-based fault detector for aileron failures of aircraft.
ASCC
Nobuyuki Yoshikawa, Nacim Belkhir, Sinji Suzuki
2016 J jnl
30GHz Operation of Single-Flux-Quantum Arithmetic Logic Unit Implemented by Using Dynamically Reconfigurable Gates.
IEICE Trans. Electron.
Yuki Yamanashi, Shohei Nishimoto, Nobuyuki Yoshikawa
2016 J jnl
High-speed demonstration of low-power 1 k-bit shift-register memories using LR-biasing SFQ circuits.
IEICE Electron. Express
Toshihiro Takahashi, Ryo Numaguchi, Yuki Yamanashi, Nobuyuki Yoshikawa
2016 J jnl
Inductance and Current Distribution Extraction in Nb Multilayer Circuits with Superconductive and Resistive Components.
IEICE Trans. Electron.
Coenrad J. Fourie, Naoki Takeuchi, Nobuyuki Yoshikawa
2016 J jnl
Majority Gate-Based Feedback Latches for Adiabatic Quantum Flux Parametron Logic.
IEICE Trans. Electron.
Naoki Tsuji, Naoki Takeuchi, Yuki Yamanashi, Thomas Ortlepp, Nobuyuki Yoshikawa
2015 J jnl
50 GHz Demonstration of an Integer-Type Butterfly Processing Circuit for an FFT Processor Using the 10 kA/cm
IEICE Trans. Electron.
Yosuke Sakashita, Yuki Yamanashi, Nobuyuki Yoshikawa
2014 J jnl
A Reconfigurable Data-Path Accelerator Based on Single Flux Quantum Circuits.
IEICE Trans. Electron.
Hiroshi Kataoka, Hiroaki Honda, Farhad Mehdipour, Nobuyuki Yoshikawa, Akira Fujimaki, Hiroyuki Akaike, Naofumi Takagi, Kazuaki J. Murakami
2014 J jnl
Design and Demonstration of a Single-Flux-Quantum Multi-Stop Time-to-Digital Converter for Time-of-Flight Mass Spectrometry.
IEICE Trans. Electron.
Kyosuke Sano, Yuki Yamanashi, Nobuyuki Yoshikawa
2014 J jnl
Design and Evaluation of Magnetic Field Tolerant Single Flux Quantum Circuits for Superconductive Sensing Systems.
IEICE Trans. Electron.
Yuki Yamanashi, Nobuyuki Yoshikawa
2014 J jnl
Design and High-Speed Demonstration of Single-Flux-Quantum Bit-Serial Floating-Point Multipliers Using a 10kA/cm
IEICE Trans. Electron.
Xizhu Peng, Yuki Yamanashi, Nobuyuki Yoshikawa, Akira Fujimaki, Naofumi Takagi, Kazuyoshi Takagi, Mutsuo Hidaka
2014 J jnl
Large-Scale Integrated Circuit Design Based on a Nb Nine-Layer Structure for Reconfigurable Data-Path Processors.
IEICE Trans. Electron.
Akira Fujimaki, Masamitsu Tanaka, Ryo Kasagi, Katsumi Takagi, Masakazu Okada, Yuhi Hayakawa, Kensuke Takata, Hiroyuki Akaike, Nobuyuki Yoshikawa, Shuichi Nagasawa, Kazuyoshi Takagi, Naofumi Takagi
2014 J jnl
Nb 9-Layer Fabrication Process for Superconducting Large-Scale SFQ Circuits and Its Process Evaluation.
IEICE Trans. Electron.
Shuichi Nagasawa, Kenji Hinode, Tetsuro Satoh, Mutsuo Hidaka, Hiroyuki Akaike, Akira Fujimaki, Nobuyuki Yoshikawa, Kazuyoshi Takagi, Naofumi Takagi
2014 C conf
Reversible Computing Using Adiabatic Superconductor Logic.
RC
Naoki Takeuchi, Yuki Yamanashi, Nobuyuki Yoshikawa
2011 J jnl
Foreword.
IEICE Trans. Electron.
Nobuyuki Yoshikawa
2010 J jnl
100 GHz Demonstrations Based on the Single-Flux-Quantum Cell Library for the 10 kA/cm
IEICE Trans. Electron.
Yuki Yamanashi, Toshiki Kainuma, Nobuyuki Yoshikawa, Irina Kataeva, Hiroyuki Akaike, Akira Fujimaki, Masamitsu Tanaka, Naofumi Takagi, Shuichi Nagasawa, Mutsuo Hidaka
2010 J jnl
Access time measurement of 64-kb Josephson-CMOS hybrid memories using SFQ time-to-digital converter.
IEICE Electron. Express
Yuji Okamoto, Hyunjoo Jin, Kenta Yaguchi, Yuki Yamanashi, Nobuyuki Yoshikawa
2010 J jnl
Design and Implementation of RSFQ Microwave Choppers for the Superconducting Quantum-Computing System.
IEICE Trans. Electron.
Naoki Takeuchi, Yuki Yamanashi, Nobuyuki Yoshikawa
2010 J jnl
Statistical Evaluation of a Superconductive Physical Random Number Generator.
IEICE Trans. Electron.
Tatsuro Sugiura, Yuki Yamanashi, Nobuyuki Yoshikawa
2009 J jnl
Design of fast digit-serial adders using SFQ logic circuits.
IEICE Electron. Express
Heejoung Park, Yuki Yamanashi, Nobuyuki Yoshikawa, Masamitsu Tanaka, Akira Fujimaki
2008 J jnl
Bit-Serial Single Flux Quantum Microprocessor CORE.
IEICE Trans. Electron.
Akira Fujimaki, Masamitsu Tanaka, Takahiro Yamada, Yuki Yamanashi, Heejoung Park, Nobuyuki Yoshikawa
2008 J jnl
Direct measurements of propagation delay of single-flux-quantum circuits by time-to-digital converters.
IEICE Electron. Express
Kazunori Nakamiya, Nobuyuki Yoshikawa, Akira Fujimaki, Hirotaka Terai, Yoshihito Hashimoto
2008 J jnl
Proposal of a Desk-Side Supercomputer with Reconfigurable Data-Paths Using Rapid Single-Flux-Quantum Circuits.
IEICE Trans. Electron.
Naofumi Takagi, Kazuaki J. Murakami, Akira Fujimaki, Nobuyuki Yoshikawa, Koji Inoue, Hiroaki Honda
2008 — conf
Superconductive Single-Flux-Quantum Circuit/System Technology and 40Gb/s Switch System Demonstration.
ISSCC
Yoshihito Hashimoto, Shuichi Nagasawa, Tetsuro Satoh, Kenji Hinode, Hideo Suzuki, Toshiyuki Miyazaki, Mutsuo Hidaka, Nobuyuki Yoshikawa, Hirotaka Terai, Akira Fujimaki
2005 J jnl
Development of Passive Interconnection Technology for SFQ Circuits.
IEICE Trans. Electron.
Yoshihito Hashimoto, Shinichi Yorozu, Yoshio Kameda, Akira Fujimaki, Hirotaka Terai, Nobuyuki Yoshikawa
2004 J jnl
Superconducting digital electronics.
Proc. IEEE
Hisao Hayakawa, Nobuyuki Yoshikawa, Shinichi Yorozu, Akira Fujimaki