Koh Johguchi

21 papers C 1Journal 9Unranked 11
YearRankTypeTitle / Venue / Authors
2023 — conf
Photodiode and Analog-Front-End Circuit Design for Wearable Vital Sensing System with Fiber-Bragg-Grating Sensor.
ISDCS
Kaede Kano, Koh Johguchi
2023 — conf
Temperature Sensor Circuit for a Wearable Perspiration Monitoring System.
ISDCS
Yuichiro Ichimura, Kenta Goto, Koh Johguchi
2020 — conf
A Smart Hybrid Solid-State-Drive Storage System based on Nonvolatile Storage-Class-Memories : Device, Circuit Design and Architecture.
ISDCS
Koh Johguchi
2019 — conf
A CMOS Integrated Sweat Monitoring System for Medical Applications.
ISDCS
Tera Sakata, Yusuke Mitani, Kousuke Miyaji, Satoshi Kaneko, Takaharu Uekura, Hidetoshi Taki, Hideya Momose, Koh Johguchi
2018 C conf
Hierarchial Hybrid Solid State Drive.
TENCON
Hassan Arafat, Ryohei Shimizu, Koh Johguchi
2016 J jnl
Understanding the Relation Between the Performance and Reliability of nand Flash/SCM Hybrid Solid-State Drive.
IEEE Trans. Very Large Scale Integr. Syst.
Shuhei Tanakamaru, Shogo Hosaka, Koh Johguchi, Hirofumi Takishita, Ken Takeuchi
2014 J jnl
A High Performance and Energy-Efficient Cold Data Eviction Algorithm for 3D-TSV Hybrid ReRAM/MLC NAND SSD.
IEEE Trans. Circuits Syst. I Regul. Pap.
Chao Sun, Kousuke Miyaji, Koh Johguchi, Ken Takeuchi
2014 J jnl
A Temperature Tracking Read Reference Current and Write Voltage Generator for Multi-Level Phase Change Memories.
IEICE Trans. Electron.
Koh Johguchi, Toru Egami, Kousuke Miyaji, Ken Takeuchi
2014 — conf
A workload-aware-design of 3D-NAND flash memory for enterprise SSDs.
ISQED
Chao Sun, Ayumi Soga, Takahiro Onagi, Koh Johguchi, Ken Takeuchi
2014 J jnl
Cost, Capacity, and Performance Analyses for Hybrid SCM/NAND Flash SSD.
IEEE Trans. Circuits Syst. I Regul. Pap.
Chao Sun, Tomoko Ogura Iwasaki, Takahiro Onagi, Koh Johguchi, Ken Takeuchi
2014 J jnl
NAND Phase Change Memory with Block Erase Architecture and Pass-Transistor Design Requirements for Write and Disturbance.
IEICE Trans. Electron.
Koh Johguchi, Kasuaki Yoshioka, Ken Takeuchi
2013 — conf
Over 10-times high-speed, energy efficient 3D TSV-integrated hybrid ReRAM/MLC NAND SSD by intelligent data fragmentation suppression.
ASP-DAC
Chao Sun, Hiroki Fujii, Kousuke Miyaji, Koh Johguchi, Kazuhide Higuchi, Ken Takeuchi
2012 — conf
x11 performance increase, x6.9 endurance enhancement, 93% energy reduction of 3D TSV-integrated hybrid ReRAM/MLC NAND SSDs by data fragmentation suppression.
VLSIC
Hiroki Fujii, Kousuke Miyaji, Koh Johguchi, Kazuhide Higuchi, Chao Sun, Ken Takeuchi
2011 — conf
A 3D-Integration method to compensate output voltage degradation of boost converter for compact Solid-State-Drives.
3DIC
Teruyoshi Hatanaka, Koh Johguchi, Ken Takeuchi
2011 J jnl
Prediction of Circuit-Performance Variations from Technology Variations for Reliable 100 nm SOC Circuit Design.
IEICE Trans. Electron.
Norio Sadachika, Shu Mimura, Akihiro Yumisaki, Koh Johguchi, Akihiro Kaya, Mitiko Miura-Mattausch, Hans Jürgen Mattausch
2010 J jnl
Measurement-Based Ring Oscillator Variation Analysis.
IEEE Des. Test Comput.
Koh Johguchi, Akihiro Kaya, Shinya Izumi, Hans Jürgen Mattausch, Tetsushi Koide, Norio Sadachika
2007 J jnl
4-Port Unified Data/Instruction Cache Design with Distributed Crossbar and Interleaved Cache-Line Words.
IEICE Trans. Electron.
Koh Johguchi, Hans Jürgen Mattausch, Tetsushi Koide, Tetsuo Hironaka
2007 — conf
A 0.6-Tbps, 16-port SRAM design with 2-stage- pipeline and multi-stage-sensing scheme.
ESSCIRC
Koh Johguchi, Yuya Mukuda, Shinya Izumi, Hans Jürgen Mattausch, Tetsushi Koide
2007 J jnl
A 2-stage-pipelined 16 port SRAM with 590Gbps random access bandwidth and large noise margin.
IEICE Electron. Express
Koh Johguchi, Yuya Mukuda, Ken-ichi Aoyama, Hans Jürgen Mattausch, Tetsushi Koide
2006 — conf
Unified Data/Instruction Cache with Hierarchical Multi-Port Architecture and Hidden Precharge Pipeline.
APCCAS
Koh Johguchi, Zhaomin Zhu, Hans Jürgen Mattausch, Tetsushi Koide, Tetsuo Hironaka, Kazuya Tanigawa
2003 — conf
A novel hierarchical multi-port cache.
ESSCIRC
Zhaomin Zhu, Koh Johguchi, Hans Jürgen Mattausch, Tetsushi Koide, Tai Hirakawa, Tetsuo Hironaka