A Semi-Synchronous Circuit Design Method by Clock Tree Modification. - Seiichiro Ishijima; Tetsuaki Utsumi; Tomohiro Oto; Atsushi Takahashi 001 (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

Low-power design methodology for module-wise dynamic voltage and frequency scaling with dynamic de-skewing systems. - Takeshi Kitahara; Hiroyuki Hara; Shinichiro Shiratake; Yoshiki Tsukiboshi; Tomoyuki Yoda; Tetsuaki Utsumi; Fumihiro Minami (ASP-DAC, 2006)

30.4 A 1Tb 3b/Cell 3D-Flash Memory in a 170+ Word-Line-Layer Technology. - Tsutomu Higuchi; Takuyo Kodama; Koji Kato; Ryo Fukuda; Naoya Tokiwa; Mitsuhiro Abe; Teruo Takagiwa; Yuki Shimizu; Junji Musha; Katsuaki Sakurai; Jumpei Sato; Tetsuaki Utsumi; et al. (ISSCC, 2021)

A 1Tb 3b/Cell 3D-Flash Memory of more than 17Gb/mm2 bit density with 3.2Gbps interface and 205MB/s program throughput. - Mario Sako; T. Nakajima; Fumihiro Kono; Takeshi Nakano; Masaki Fujiu; Junji Musha; Dai Nakamura; Naoaki Kanagawa; Yutaka Shimizu; Kosuke Yanagidaira; Tetsuaki Utsumi; T. Kawano; et al. (VLSI Technology and Circuits, 2023)

Crossed Bit Line (CBL) Architecture in 3D Flash Memory CMOS Directly Bonded to Array (CBA) Structure. - Hiroshi Maejima; Katsuaki Isobe; N. Okada; Masaki Unno; T. Hashimoto; Tetsuaki Utsumi; T. Hisada; K. Maruyama; Toshiyuki Kouchi; T. Kotani; Hitoshi Shiga; O. Kwon; et al. (IMW, 2025)