Shun Okamoto, Chao Sun, Shogo Hachiya, Tomoaki Yamada, Yusuke Saito, Tomoko Ogura Iwasaki and Ken Takeuchi, “Application Driven SCM&NAND Flash Hybrid SSD Design for Data-Centric Computing System,” IEEE International Memory Workshop, pp. 157-160, May 2015.

Chihiro Matsui, Asuka Arakawa, Chao Sun, Tomoko Ogura Iwasaki and Ken Takeuchi, “3x Faster Speed Solid-State Drive with a Write Order based Garbage Collection Scheme,” IEEE International Memory Workshop, pp. 153-156, May 2015.

Tomoko Ogura Iwasaki, Sheyang Ning, Hiroki Yamazawa, Chao Sun, Shuhei Tanakamaru and Ken Takeuchi, “Machine Learning Prediction for 13× Endurance Enhancement in ReRAM SSD System,” IEEE International Memory Workshop, pp. 149-152, May 2015.

Takahiro Onagi, Chao Sun and Ken Takeuchi, “Impact of Through-Silicon Via Technology on Energy Consumption of 3D-Integrated Solid-State Drive Systems,” International Conference on Electronic Packageing (ICEP), pp. 215-218, April 2015.

Takahiro Onagi, Chao Sun and Ken Takeuchi, “High Performance and Low Cost Design for All 3D-NAND Flash SSD,M-SCM/3D-NAND Flash Hybrid SSD and All S-SCM SSD,” 6th Non-Volatile Memories Workshop 2015 (NVMW) Poster, March 2015.

Asuka Arakawa, Chao Sun and Ken Takeuchi, “Database Storage Engine and SSD Controller Co-design for SSD Performance Enhancement and Energy Reduction,” 6th Non-Volatile Memories Workshop 2015 (NVMW) Poster, March 2015.

Tsukasa Tokutomi, Masafumi Doi, Shogo Hachiya, Atsuro Kobayashi, Shuhei Tanakamaru and Ken Takeuchi, “Enterprise-Grade 6× Fast Read and 5× Highly Reliable SSD with TLC NAND-Flash Memory for Big-Data Storage,” IEEE International Solid-State Circuits Conference (ISSCC), pp. 140-141, February 2015.

Ken Takeuchi, “Memory system requirements for the big-data application data-centric computing,” IEEE International Solid-State Circuits Conference (ISSCC) Forum “Memory Trends: from big data to wearable devices”, February 2015. 【招待講演】

Tomoaki Yamada, Chao Sun and Ken Takeuchi, “A High-Performance Solid-State Drive by Garbage Collection Overhead Suppression,” IEEE Non-Volatile Memory Technology Symposium (NVMTS), October 2014.

Takahiro Onagi, Chao Sun and Ken Takeuchi, “Design Guidelines of All Storage Class Memory (SCM) SSD and Hybrid SCM/NAND Flash SSD to Balance Performance, Power, Endurance and Cost,” International Conference on Solid State Devices and Materials (SSDM), pp.-, September 2014.

Shuhei Tanakamaru, Tsukasa Tokutomi and Ken Takeuchi, “Highly Reliable Storage System with Triple-Level Cell (TLC) NAND Flash Memories,” Flash Memory Summit, August 2014.

Hiroki Yamazawa, Sheyang Ning, Tomoko Ogura Iwasaki, Shuhei Tanakamaru, Koh Johguchi and Ken Takeuchi, “50 nm AlxOy ReRAM Array Retention Characteristics Before and After Endurance,” Silicon Nanoelectronics Workshop (SNW) Poster, June 2014.

Sheyang Ning, Tomoko Ogura Iwasaki, Kazuya Shimomura, Koh Johguchi, Glen Rosendale, Monte Manning, Darlene Viviani, Thomas Rueckes and Ken Takeuchi, “23% Faster Program and 40% Energy Reduction of Carbon Nanotube Non-volatile Memory with Over 10^11 Endurance,” IEEE Symp. on VLSI Technology, pp. 120-121, June 2014.

Shuhei Tanakamaru, Yuta Kitamura, Senju Yamazaki, Tsukasa Tokutomi and Ken Takeuchi, “Application-Aware Solid-State Drives (SSDs) with Adaptive Coding,” IEEE Symp. on VLSI Circuits, pp. 126-127, June 2014.

Chao Sun, Asuka Arakawa and Ken Takeuchi, “A Storage Engine Assisted SSD with Application-Coupled Simulation Platform,” ACM/EDAC/IEEE Design Automation Conference (DAC) Work-in-Progress Session, June 2014.

Ken Takeuchi, “Hybrid Solid-State Storage System with Storage Class Memory and NAND Flash Memory for Big-Data Application,” IEEE International Symposium on Circuits and Systems (ISCAS), pp. 1046 – 1049, June 2014. 【招待講演】

Tomoya Ishii, Koh Johguchi and Ken Takeuchi, “Virtical and Horizontal Location Design of Program Voltage Generator for 3D-Integrated ReRAM/NAND Flash Hybrid SSD,” International Conference on Electronic Packageing (ICEP), pp. 113-116, April 2014.

Tsukasa Tokutomi, Shuhei Tanakamaru, Tomoko Ogura Iwasaki and Ken Takeuchi, “Advanced Error Prediction LDPC for High-Speed Reliable TLC NAND-based SSDs,” IEEE International Memory Workshop, pp. 99-102, May 2014.

Ayumi Soga, Chao Sun and Ken Takeuchi, “NAND Flash Aware Data Management System for High-Speed SSDs by Garbage Collection Overhead Suppression,” IEEE International Memory Workshop, pp. 95-98, May 2014.

Shuhei Tanakamaru, Shogo Hosaka, Koh Johguchi and Ken Takeuchi, “Performance and Reliability of NAND Flash/SCM Hybrid SSD during Write/Erase Cycling,” IEEE International Memory Workshop, pp. 154-157, May 2014.