Shoji Ikeda

23 papers A 1Journal 11Unranked 11
YearRankTypeTitle / Venue / Authors
2022 — conf
Design and Heavy-Ion Testing of MTJ/CMOS Hybrid LSIs for Space-Grade Soft-Error Reliability.
IRPS
K. Watanabe, T. Shimada, K. Hirose, H. Shindo, D. Kobayashi, Takaho Tanigawa, Shoji Ikeda, Takamitsu Shinada, Hiroki Koike, Tetsuo Endoh, T. Makino, Takeshi Ohshima
2021 J jnl
Dual-Port SOT-MRAM Achieving 90-MHz Read and 60-MHz Write Operations Under Field-Assistance-Free Condition.
IEEE J. Solid State Circuits
Masanori Natsui, Akira Tamakoshi, Hiroaki Honjo, Toshinari Watanabe, Takashi Nasuno, Chaoliang Zhang, Takaho Tanigawa, Hirofumi Inoue, Masaaki Niwa, Toru Yoshiduka, Yasuo Noguchi, Mitsuo Yasuhira, Yitao Ma, Hui Shen, Shunsuke Fukami, Hideo Sato, Shoji Ikeda, Hideo Ohno, Tetsuo Endoh, Takahiro Hanyu
2020 — conf
Dual-Port Field-Free SOT-MRAM Achieving 90-MHz Read and 60-MHz Write Operations under 55-nm CMOS Technology and 1.2-V Supply Voltage.
VLSI Circuits
Masanori Natsui, Akira Tamakoshi, Hiroaki Honjo, Toshinari Watanabe, Takashi Nasuno, Chaoliang Zhang, Takaho Tanigawa, Hirofumi Inoue, Masaaki Niwa, Toru Yoshiduka, Yasuo Noguchi, Mitsuo Yasuhira, Yitao Ma, Hui Shen, Shunsuke Fukami, Hideo Sato, Shoji Ikeda, Hideo Ohno, Tetsuo Endoh, Takahiro Hanyu
2019 J jnl
A 47.14-µW 200-MHz MOS/MTJ-Hybrid Nonvolatile Microcontroller Unit Embedding STT-MRAM and FPGA for IoT Applications.
IEEE J. Solid State Circuits
Masanori Natsui, Daisuke Suzuki, Akira Tamakoshi, Toshinari Watanabe, Hiroaki Honjo, Hiroki Koike, Takashi Nasuno, Yitao Ma, Takaho Tanigawa, Yasuo Noguchi, Mitsuo Yasuhira, Hideo Sato, Shoji Ikeda, Hideo Ohno, Tetsuo Endoh, Takahiro Hanyu
2019 — conf
A novel memory test system with an electromagnet for STT-MRAM testing.
NVMTS
Ryo Tamura, N. Watanabe, Hiroki Koike, Hideo Sato, Shoji Ikeda, Tetsuo Endoh, Soshi Sato
2019 — conf
An FPGA-Accelerated Fully Nonvolatile Microcontroller Unit for Sensor-Node Applications in 40nm CMOS/MTJ-Hybrid Technology Achieving 47.14μW Operation at 200MHz.
ISSCC
Masanori Natsui, Daisuke Suzuki, Akira Tamakoshi, Toshinari Watanabe, Hiroaki Honjo, Hiroki Koike, Takashi Nasuno, Yitao Ma, Takaho Tanigawa, Yasuo Noguchi, Mitsuo Yasuhira, Hideo Sato, Shoji Ikeda, Hideo Ohno, Tetsuo Endoh, Takahiro Hanyu
2016 J jnl
An Overview of Nonvolatile Emerging Memories - Spintronics for Working Memories.
IEEE J. Emerg. Sel. Topics Circuits Syst.
Tetsuo Endoh, Hiroki Koike, Shoji Ikeda, Takahiro Hanyu, Hideo Ohno
2016 J jnl
Standby-Power-Free Integrated Circuits Using MTJ-Based VLSI Computing.
Proc. IEEE
Takahiro Hanyu, Tetsuo Endoh, Daisuke Suzuki, Hiroki Koike, Yitao Ma, Naoya Onizawa, Masanori Natsui, Shoji Ikeda, Hideo Ohno
2015 — conf
Fabrication of a 3000-6-input-LUTs embedded and block-level power-gated nonvolatile FPGA chip using p-MTJ-based logic-in-memory structure.
VLSIC
Daisuke Suzuki, Masanori Natsui, Akira Mochizuki, Sadahiko Miura, Hiroaki Honjo, Hideo Sato, Shunsuke Fukami, Shoji Ikeda, Tetsuo Endoh, Hideo Ohno, Takahiro Hanyu
2015 J jnl
Nonvolatile Logic-in-Memory LSI Using Cycle-Based Power Gating and its Application to Motion-Vector Prediction.
IEEE J. Solid State Circuits
Masanori Natsui, Daisuke Suzuki, Noboru Sakimura, Ryusuke Nebashi, Yukihide Tsuji, Ayuka Morioka, Tadahiko Sugibayashi, Sadahiko Miura, Hiroaki Honjo, Keizo Kinoshita, Shoji Ikeda, Tetsuo Endoh, Hideo Ohno, Takahiro Hanyu
2014 — conf
Advances in spintronics devices for microelectronics - From spin-transfer torque to spin-orbit torque.
ASP-DAC
Shunsuke Fukami, Hideo Sato, Michihiko Yamanouchi, Shoji Ikeda, Fumihiro Matsukura, Hideo Ohno
2013 J jnl
A 1 Mb Nonvolatile Embedded Memory Using 4T2MTJ Cell With 32 b Fine-Grained Power Gating Scheme.
IEEE J. Solid State Circuits
Takashi Ohsawa, Hiroki Koike, Sadahiko Miura, Hiroaki Honjo, Keizo Kinoshita, Shoji Ikeda, Takahiro Hanyu, Hideo Ohno, Tetsuo Endoh
2013 J jnl
Fabrication of a magnetic tunnel junction-based 240-tile nonvolatile field-programmable gate array chip skipping wasted write operations for greedy power-reduced logic applications.
IEICE Electron. Express
Daisuke Suzuki, Masanori Natsui, Akira Mochizuki, Sadahiko Miura, Hiroaki Honjo, Keizo Kinoshita, Hideo Sato, Shoji Ikeda, Tetsuo Endoh, Hideo Ohno, Takahiro Hanyu
2013 — conf
Nonvolatile logic-in-memory array processor in 90nm MTJ/MOS achieving 75% leakage reduction using cycle-based power gating.
ISSCC
Masanori Natsui, Daisuke Suzuki, Noboru Sakimura, Ryusuke Nebashi, Yukihide Tsuji, Ayuka Morioka, Tadahiko Sugibayashi, Sadahiko Miura, Hiroaki Honjo, Keizo Kinoshita, Shoji Ikeda, Tetsuo Endoh, Hideo Ohno, Takahiro Hanyu
2012 — conf
1Mb 4T-2MTJ nonvolatile STT-RAM for embedded memories using 32b fine-grained power gating technique with 1.0ns/200ps wake-up/power-off times.
VLSIC
Takashi Ohsawa, Hiroki Koike, Sadahiko Miura, Hiroaki Honjo, Keiichi Tokutome, Shoji Ikeda, Takahiro Hanyu, Hideo Ohno, Tetsuo Endoh
2012 — conf
A 3.14 um
VLSIC
Shoun Matsunaga, Sadahiko Miura, Hiroaki Honjou, Keizo Kinoshita, Shoji Ikeda, Tetsuo Endoh, Hideo Ohno, Takahiro Hanyu
2012 — conf
Implementation of a perpendicular MTJ-based read-disturb-tolerant 2T-2R nonvolatile TCAM based on a reversed current reading scheme.
ASP-DAC
Shoun Matsunaga, Masanori Natsui, Shoji Ikeda, Katsuya Miura, Tetsuo Endoh, Hideo Ohno, Takahiro Hanyu
2010 J jnl
A 32-Mb SPRAM With 2T1R Memory Cell, Localized Bi-Directional Write Driver and '1'/'0' Dual-Array Equalized Reference Scheme.
IEEE J. Solid State Circuits
Riichiro Takemura, Takayuki Kawahara, Katsuya Miura, Hiroyuki Yamamoto, Jun Hayakawa, Nozomu Matsuzaki, Kazuo Ono, Michihiko Yamanouchi, Kenchi Ito, Hiromasa Takahashi, Shoji Ikeda, Haruhiro Hasegawa, Hideyuki Matsuoka, Hideo Ohno
2010 J jnl
Study of the DC Performance of Fabricated Magnetic Tunnel Junction Integrated on Back-End Metal Line of CMOS Circuits.
IEICE Trans. Electron.
Fumitaka Iga, Masashi Kamiyanagi, Shoji Ikeda, Katsuya Miura, Jun Hayakawa, Haruhiro Hasegawa, Takahiro Hanyu, Hideo Ohno, Tetsuo Endoh
2010 J jnl
Transient Characteristic of Fabricated Magnetic Tunnel Junction (MTJ) Programmed with CMOS Circuit.
IEICE Trans. Electron.
Masashi Kamiyanagi, Fumitaka Iga, Shoji Ikeda, Katsuya Miura, Jun Hayakawa, Haruhiro Hasegawa, Takahiro Hanyu, Hideo Ohno, Tetsuo Endoh
2009 A conf
MTJ-based nonvolatile logic-in-memory circuit, future prospects and issues.
DATE
Shoun Matsunaga, Jun Hayakawa, Shoji Ikeda, Katsuya Miura, Tetsuo Endoh, Hideo Ohno, Takahiro Hanyu
2008 J jnl
2 Mb SPRAM (SPin-Transfer Torque RAM) With Bit-by-Bit Bi-Directional Current Write and Parallelizing-Direction Current Read.
IEEE J. Solid State Circuits
Takayuki Kawahara, Riichiro Takemura, Katsuya Miura, Jun Hayakawa, Shoji Ikeda, Young Min Lee, Ryutaro Sasaki, Yasushi Goto, Kenchi Ito, Toshiyasu Meguro, Fumihiro Matsukura, Hiromasa Takahashi, Hideyuki Matsuoka, Hideo Ohno
2007 — conf
2Mb Spin-Transfer Torque RAM (SPRAM) with Bit-by-Bit Bidirectional Current Write and Parallelizing-Direction Current Read.
ISSCC
Takayuki Kawahara, Riichiro Takemura, Katsuya Miura, Jun Hayakawa, Shoji Ikeda, Young Min Lee, Ryutaro Sasaki, Yasushi Goto, Kenchi Ito, Toshiyasu Meguro, Fumihiro Matsukura, Hiromasa Takahashi, Hideyuki Matsuoka, Hideo Ohno