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Dive into the research topics where Shinya Fujioka is active.

Publication


Featured researches published by Shinya Fujioka.


international solid-state circuits conference | 1997

A 256 Mb SDRAM using a register-controlled digital DLL

Atsushi Hatakeyama; Hirohiko Mochizuki; Tadao Aikawa; Masato Takita; Yuki Ishii; Hironobu Tsuboi; Shinya Fujioka; Shusaku Yamaguchi; Makoto Koga; Yuji Serizawa; Koichi Nishimura; Kuninori Kawabata; Yoshinori Okajima; Michiari Kawano; Hideyuki Kojima; Kazuhiro Mizutani; Toru Anezaki; Masatomo Hasegawa; Masao Taguchi

This 256 Mb synchronous DRAM with 1 ns clock access is stable against temperature, voltage, and process variation by use of an innovative register-controlled delay locked loop (RDLL). Unlike most conventional high-density DRAMs, the bit-lines are placed above the storage capacitors in this DRAM to relax design rules of the core area. The noise issues are analyzed and resolved to help implement the technology in mass production of 0.28 to 0.24 /spl mu/m 200 MHz DRAMs.


Archive | 1996

Semiconductor memory for increasing the number of half good memories by selecting and using good memory blocks

Shinya Fujioka; Atsushi Hatakeyama; Hirohiko Mochizuki


Archive | 2013

Semiconductor memory device, and method of controlling the same

Shinya Fujioka; Tomohiro Kawakubo; Koichi Nishimura; Kotoku Sato


Archive | 1999

Semiconductor integrated circuit and method for controlling the same

Akihiro Funyu; Shinya Fujioka; Yasuharu Sato; Toshiya Uchida


Archive | 2000

Step-up circuit using two frequencies

Shinya Fujioka


Archive | 2000

DRAM for storing data in pairs of cells

Masato Matsumiya; Shinya Fujioka; Kimiaki Satoh; Toru Miyabo


Archive | 1999

Semiconductor memory device operating in synchronization with a clock signal for high-speed data write and data read operations

Yasuharu Sato; Tadao Aikawa; Shinya Fujioka; Waichiro Fujieda; Hitoshi Ikeda; Hiroyuki Kobayashi


Archive | 2002

Memory circuit having parity cell array

Shinya Fujioka; Waichiro Fujieda; Kota Hara; Toru Koga; Katsuhiro Mori


Archive | 1999

Clock generator having DLL and semiconductor device having clock generator

Shinya Fujioka


Archive | 1999

Semiconductor integrated circuit memory

Shinya Fujioka; Masao C O Fujitsu Limited Taguchi; Yasuharu Sato; Takaaki Suzuki; Tadao Aikawa; Yasurou Matsuzaki; Toshiya Uchida

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