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Dive into the research topics where Haruo Koizumi is active.

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Featured researches published by Haruo Koizumi.


SID Symposium Digest of Technical Papers | 2006

12.5L: Late-News Paper: High-Luminance 42-in. Full High-Definition PDP

Masayuki Shibata; Naoki Itokawa; Haruo Koizumi; Junji Oota; Tomoya Matsui; Nobuhiro Iwase; Yuuka Kobayashi; Tatsuya Torinari; Hiroki Ikeda; Isao Furukawa

Worlds first 42-inch full high-definition (FHD: 1920×1080) PDP has been developed. It is based on ALIS (Alternate Lighting of Surfaces) method[1] with single scan system. High aperture ratio of 61% is realized by ALIS cell structure and slim barrier ribs with a width of about two thirds of that of HD ALIS (1024×1024). High luminance of 1000 cd/m2 is achieved, and the dark room contrast ratio of 3000:1 is realized by the optimization of drive waveforms.


Archive | 2000

MODULE FOR MOUNTING DRIVER IC

Toyoshi Kawada; Masami Aoki; Haruo Koizumi


Archive | 1997

Method of driving plasma display panel, and display apparatus using the same

Shigeharu Asao; Haruo Koizumi; Yoshikazu Kanazawa


Archive | 1997

Display apparatus with flat display panel

Masami Aoki; Toyoshi Kawada; Haruo Koizumi


Archive | 2003

Predrive circuit, drive circuit and display device

Makoto Onozawa; Tomokatsu Kishi; Shigetoshi Tomio; Tetsuya Sakamoto; Haruo Koizumi


Archive | 1997

Plasma display for high-contrast interlacing display and driving method therefor

Yoshikazu Kanazawa; Haruo Koizumi; Shigeharu Asao


Archive | 1991

Non-volatile semiconductor memory device having EEPROM cell, dummy cell and sense circuit for increasing reliability and enabling one-bit operation

Takumi Miyashita; Toshiyuki Teramoto; Haruo Koizumi


Archive | 2004

Capacitive load driving circuit driving capacitive loads such as pixels in plasma display panels and plasma display apparatus having the capacitive load driving circuit

Makoto Onozawa; Yoshinori Okada; Haruo Koizumi


Archive | 2004

Pre-drive circuit, capacitive load drive circuit and plasma display apparatus

Makoto Onozawa; Yoshinori Okada; Hideaki Ohki; Masatoshi Hira; Haruo Koizumi


Archive | 2003

Plasma display and power module

Haruo Koizumi; Makoto Onozawa

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