Yasutada Sakamoto
Kanazawa Institute of Technology
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Featured researches published by Yasutada Sakamoto.
SID Symposium Digest of Technical Papers | 2007
Akinori Ito; Takuni Yamaguchi; Yasutada Sakamoto
We have successful developed a 3-D (three-dimensional) display system capable of displaying 3-D images in real space. This 3-D display system has been upgraded from its previous version described in our last report in term of the number of pixels and the number of display colors.
SID Symposium Digest of Technical Papers | 2005
Yasutada Sakamoto; Takumi Yamaguchi; Kazunori Miyamoto; Ichiro Fukuda
We have developed a turn type color 3-D (3 Dimensional) display which is classified as a depth sampling system. Several methods were used for the developments. An array of LEDs (Light Emitting Diodes) is arranged vertically. When the array of LEDs is moving from side to side, two-dimensional images are displayed as a result of afterimage effects. We applied this principle to 13 arrays arranged in the depth wise direction to represent 3-D image displays. As a result, 3-D image was successfully displayed in real space. In conclusion, we have successfully developed a system using color-LEDs which is capable of displaying 3-D color images in real space with wide viewing angles and high brightness.
SID Symposium Digest of Technical Papers | 2003
Yasutada Sakamoto; Kazunori Miyamoto; Ichiro Fukuda
We developed the turn type three-dimensional(3D) display system using arrayed light emitting diodes. This system can display three-dimensional images in real space. It has wide viewing angle and has high brightness. We succeeded in the display of 3D animation. We believe that this system will find application in the field of advertisement.
SID Symposium Digest of Technical Papers | 2011
Ichiro Fukuda; Yasutada Sakamoto; Takahiro Ishinabe; Tatsuo Uchida
A new transflective OCB-LCD with an in-cell compensation film in the reflective part was proposed to improve a brightness and viewing-angle performance of the low-voltage driving transflective LCDs. We verified that wide viewing angle range exceeding ±80° (CR >10:1), a high contrast ratio over 1000:1 and comparatively high luminance (normalized transmittance >0.75 and reflectance >0.65) could be achieved in both transmissive and reflective parts by optimizing design parameters of the LCD, even if the on voltage is lowered to 3.5V.
The Journal of The Institute of Image Information and Television Engineers | 1994
Atsushi Takahashi; Yasutada Sakamoto; Hiroshi Takeda; Yoshio Kagebayashi; Hideki Shimoi; Haruhiko Mizuta; Ichiro Fukuda
international conference on computer graphics and interactive techniques | 2006
Masaki Kawasaki; Yasuo Watanabe; Takumi Yamaguchi; Yasutada Sakamoto
ITE Technical Report | 2002
satoshi Maruyama; Yasutada Sakamoto
SID Symposium Digest of Technical Papers | 2016
Takahiro Mizuno; Ryota Sasaoka; Kunio Ohara; Keishin Kurosawa; Yohichi Tamura; Yasutada Sakamoto
Journal of The Illuminating Engineering Institute of Japan | 2013
Sho Sato; Wataru Shimmoto; Yasutada Sakamoto; Yohichi Tamura; Ichiro Fukuda
SID Symposium Digest of Technical Papers | 2012
Kazuhiro Miyakoshi; Yasutada Sakamoto; Ichiro Fukuda