ate-level-pipeline SFQ circuits for high-throughput floating-point arithmetic
Masamitsu Tanaka, Ikki Nagaoka, Satoshi Kawakami, Teruo Tanimoto, Takatugu Ono, Koji Inoue, and Akira Fujimaki
The European Conference on Applied Superconductivity (EUCAS), Sep. 2023
Dynamically Reconfigurable Decoder Architecture for Adaptive Error Correction Using Cryogenic Non-Volatile FPGAs
Tesshu Nakamura, Makoto Miyamura, Koji Inoue, Satoshi Kawakami, Toshitsugu Sakamoto, Munehiro Tada and Teruo Tanimoto
In Proceedings of the Workshop: I too can Quantum (I2Q), Jun. 2023
極低温不揮発 FPGA を対象とした 誤り耐性量子コンピュータ向け表面符号復号器の RTL 設計
中村 徹舟, 宮村 信, 井上 弘士, 川上 哲志, 阪本 利司, 多田 宗弘, 谷本 輝夫
The cross-disciplinary Workshop on Computing Systems, Infrastructures, and Programming (xSIG), Jul. 2023
Gate-level-pipeline SFQ circuits for high-throughput floating-point arithmetic
Masamitsu Tanaka, Ikki Nagaoka, Satoshi Kawakami, Teruo Tanimoto, Takatugu Ono, Koji Inoue, and Akira Fujimaki
The European Conference on Applied Superconductivity (EUCAS), Sep. 2023
Dynamically Reconfigurable Decoder Architecture for Adaptive Error Correction Using Cryogenic Non-Volatile FPGAs
Tesshu Nakamura, Makoto Miyamura, Koji Inoue, Satoshi Kawakami, Toshitsugu Sakamoto, Munehiro Tada and Teruo Tanimoto
In Proceedings of the Workshop: I too can Quantum (I2Q), Jun. 2023
極低温不揮発 FPGA を対象とした 誤り耐性量子コンピュータ向け表面符号復号器の RTL 設計
中村 徹舟, 宮村 信, 井上 弘士, 川上 哲志, 阪本 利司, 多田 宗弘, 谷本 輝夫
The cross-disciplinary Workshop on Computing Systems, Infrastructures, and Programming (xSIG), Jul. 2023
Empirical Power-Performance Analysis of Layer-wise CNN Inference on Single Board Computers
Kuan Yi Ng, Aalaa M.A. Babai, Teruo Tanimoto, Satoshi Kawakami and Koji Inoue
In IPSJ Transaction ACS, vol.31, pp. 478-494, 2023
50-GFLOPS Floating-Point Adder and Multiplier Using Gate-Level-Pipelined Single-Flux-Quantum Logic with Frequency-Increased Clock Distribution
Ikki Nagaoka, Ryota Kashima, Masamitsu Tanaka, Satoshi Kawakami, Teruo Tanimoto, Taro Yamashita, Koji Inoue, and Akira Fujimaki
in the IEEE Transactions on Applied Superconductivity, vol. 33, no. 4, pp. 1-11, June 2023
A Hybrid Opto-Electrical Floating-point Multiplier
Takumi Inaba, Takatsugu Ono, Koji Inoue and Satoshi Kawakami
In Proceedings of the IEEE International Symposium on Embedded Multicore/Many-core Systems-on-Chip (MCSoC), pp.313-320, Dec. 2022
Design and Analysis of a Nano-photonic Processing Unit for Low-Latency Recurrent Neural Network Applications
Eito Sato, Koji Inoue and Satoshi Kawakami
In Proceedings of the IEEE International Symposium on Embedded Multicore/Many-core Systems-on-Chip (MCSoC), pp.321-329, Dec. 2022
An Edge Autonomous Lamp Control with Camera Feedback
Satoshi Matsushita, Teruo Tanimoto, Satoshi Kawakami, Takatsugu Ono, Koji Inoue
In Proceedings of the IEEE World Forum on Internet of Things (WF-IoT), Tech-01-6, Oct. 26th — Nob. 11th, 2022
Design of Variable Bit-Width Arithmetic Unit Using Single Flux Quantum Device
Iori Ishikawa, Koki Ishida, Masamitsu Tanaka, Ikki Nagaoka, Satoshi Kawakami, Teruo Tanimoto, Akira Fujimaki and Koji Inoue
In Proceedings of IEEE International Symposium on Circuits & Systems (ISCAS), pp.3547-3551, May 2022
A Hybrid Opto-Electrical Floating-point Multiplier
Takumi Inaba, Takatsugu Ono, Koji Inoue and Satoshi Kawakami
In Proceedings of the IEEE International Symposium on Embedded Multicore/Many-core Systems-on-Chip (MCSoC), pp.313-320, Dec. 2022
Design and Analysis of a Nano-photonic Processing Unit for Low-Latency Recurrent Neural Network Applications
Eito Sato, Koji Inoue and Satoshi Kawakami
In Proceedings of the IEEE International Symposium on Embedded Multicore/Many-core Systems-on-Chip (MCSoC), pp.321-329, Dec. 2022
An Edge Autonomous Lamp Control with Camera Feedback
Satoshi Matsushita, Teruo Tanimoto, Satoshi Kawakami, Takatsugu Ono, Koji Inoue
In Proceedings of the IEEE World Forum on Internet of Things (WF-IoT), Tech-01-6, Oct. 26th — Nob. 11th, 2022
Layer-wise power/performance analysis for single-board CNN inference
Kuan Yi Ng, Aalaa M.A. Babai, Satoshi Kawakami, Teruo Tanimoto and Koji Inoue
The cross-disciplinary Workshop on Computing Systems, Infrastructures, and Programming (xSIG), Jul. 2022
Design of Variable Bit-Width Arithmetic Unit Using Single Flux Quantum Device
Iori Ishikawa, Koki Ishida, Masamitsu Tanaka, Ikki Nagaoka, Satoshi Kawakami, Teruo Tanimoto, Akira Fujimaki and Koji Inoue
In Proceedings of IEEE International Symposium on Circuits & Systems (ISCAS), pp.3547-3551, May 2022
Reducing a position map size of Oblivious RAM for implementing on microprocessors
Daisuke Yamagata, Satoshi Kawakami, Teruo Tanimoto, Koji Inoue and Takatsugu Ono
In Proceedings of the Symposium on Cryptography and Information Security (SCIS), Jan. 2021
Reducing a position map size of Oblivious RAM for implementing on microprocessors
Daisuke Yamagata, Satoshi Kawakami, Teruo Tanimoto, Koji Inoue and Takatsugu Ono
In Proceedings of the Symposium on Cryptography and Information Security (SCIS), Jan. 2021
Superconductor Computing for Neural Networks
Koki Ishida, Ilkwon Byun, Ikki Nagaoka, Kousuke Fukumitsu, Masamitsu Tanaka, Satoshi Kawakami, Teruo Tanimoto, Takatsugu Ono, Jangwoo Kim, and Koji Inoue
in IEEE Micro, vol.41, Issue 3, pp. 19-26, May-June 2021
Takahisa Tanaka, Taro Kato, Takeaki Yajima, Ken Uchida
IEEE Electron Device Letters 1-1 2021年
2020
Architecting an Extremely Fast Neural Processing Unit Using Superconducting Logic Devices
Koki Ishida, Ilkwon Byun, Ikki Nagaoka, Kousuke Fukumitsu, Masamitsu Tanaka, Satoshi Kawakami, Teruo Tanimoto, Takatsugu Ono, Jangwoo Kim, and Koji Inoue
In Proceedings of IEEE/ACM International Symposium on Microarchtecture (MICRO-53), pp.58 – 72, Oct. 2020
How many trials do we need for reliable NISQ computing?
Teruo Tanimoto, Shuhei Matsuo, Satoshi Kawakami, Yutaka Tabuchi, Masuo Hirokawa and Koji Inoue
In Proceedings of the Quantum Computing Workshop (QCW) in conjunction with the IEEE Computer Society Annual Symposium on VLSI (ISVLSI), pp.288 – 290, Aug. 2020
Teruo Tanimoto, Shuhei Matsuo, Satoshi Kawakami, Yutaka Tabuchi, Masuo Hirokawa and Koji Inoue
In Proceedings of the Quantum Computing Workshop (QCW) in conjunction with the IEEE Computer Society Annual Symposium on VLSI (ISVLSI), pp.291 – 293, Aug. 2020
Koki Ishida, Masamitsu Tanaka, Ikki Nagaoka, Takatsugu Ono, Satoshi Kawakami, Teruo Tanimoto, Akira Fujimaki and Koji Inoue
In Proceedings of IEEE 2020 Symposium on VLSI Technology and Circuits (ISSCC), pp.1-2, June 2020
Enhancing a manycore-oriented compressed cache for GPGPU
Keitaro Oka, Satoshi Kawakami, Teruo Tanimoto, Takatsugu Ono and Koji Inoue
In Proceedings of the International Conference on High Performance Computing in Asia-Pacific (HPCAsia), pp.22 – 31, Jan. 2020【Best Paper Finalists】
J. Chen, W. Mao, L. Gao, F. Yan, T. Yajima, N. Chen, Z. Chen, H. Dong, B. Ge, P. Zhang, X. Cao, M. Silde, Y. Jiang, T. Terai, J. Shi
Adv. Mater. 32(6) 1905060 2019年12月
Chen Jikun, Hu Haiyang, Wang Jiaou, Yajima Takeaki, Ge Binghui, Ke Xinyou, Dong Hongliang, Jiang Yong, Chen Nuofu
MATERIALS HORIZONS 6(4) 788 – 795 2019年4月
2018
Framework for Performance Analysis of Nano-Photonic Neural Accelerator
Satoshi Kawakami, Takatsugu Ono, Koji Inoue, and Masaya Notomi
In Proceedings of the 31st Workshop on Circuits and Systems (in Japanese), KWS31, pp.42–47, May 2018
Parallel Precomputation with Input Value Prediction for Model Predictive Control Systems
Satoshi Kawakami, Takatsugu Ono, Toshiyuki Ohtsuka, and Koji Inoue
IEICE Transactions on Information and Systems, vol. E101-D, No. 12, pp. 2864-2877, December 2018
Di Lu, Yasuyuki Hikita, David J. Baek, Tyler A. Merz, Hiroki Sato, Bongju Kim, Takeaki Yajima, Christopher Bell, Arturas Vailionis, Lena F. Kourkoutis, Harold Y. Hwang
Physica Status Solidi – Rapid Research Letters 12(3) 2018年3月1日
X. Tian, L. Xu, S. Shibayama, T. Nishimura, T. Yajima, S. Migita, A. Toriumi
Technical Digest – International Electron Devices Meeting, IEDM 17 37.1.1 – 37.1.4 2018年1月23日
L. Xu, S. Shibayama, K. Izukashi, T. Nishimura, T. Yajima, S. Migita, A. Toriumi
Technical Digest – International Electron Devices Meeting, IEDM 25.2.1 – 25.2.4 2017年1月31日
L. Xu, S. Shibayama, K. Izukashi, T. Nishimura, T. Yajima, S. Migita, A. Toriumi
2016 IEEE INTERNATIONAL ELECTRON DEVICES MEETING (IEDM) 16 608 – 611 2016年
Yajima, Takeaki, Hikita, Yasuyuki, Minohara, Makoto, Bell, Christopher, Mundy, Julia A., Kourkoutis, Lena F., Muller, David A., Kumigashira, Hiroshi, Oshima, Masaharu, Hwang, Harold Y.
Nature Communications 6 2015年
Julia A. Mundy, Yasuyuki Hikita, Takeaki Hidaka, Takeaki Yajima, Takuya Higuchi, Harold Y. Hwang, David A. Muller, Lena F. Kourkoutis
NATURE COMMUNICATIONS 5 2014年3月
Speculative Execution for Real-time Model Predictive Control on Manicure Processor (in Japanese)
Satoshi Kawakami, Akihito Iwanaga, and Koji Inoue
In Proceedings of the 2013 Symposium on Advanced Computing Systems and Infrastructures (SACSIS), pp78-82, May 2013
Many-core Acceleration for Model Predictive Control Systems
Satoshi Kawakami, Akihito Iwanaga, and Koji Inoue
In Proceedings of the ACM International Workshop on Manycore Embedded Systems in conjunction with the International Symposium on Computer Architecture (ISCA), pp.17 – 24, June 2013
Kumari Gaurav Rana, Takeaki Yajima, Subir Parui, Alexander F. Kemper, Thomas P. Devereaux, Yasuyuki Hikita, Harold Y. Hwang, Tamalika Banerjee
SCIENTIFIC REPORTS 3 2013年2月