Hiroshi Hamada
Taiyo Yuden
66 Papers
1.4K Citations
Hiroshi Hamada is an academic researcher from Taiyo Yuden. The author has contributed to research in topics: Liquid-crystal display & Microlens. The author has an hindex of 20, co-authored 65 publications. Previous affiliations of Hiroshi Hamada include Nippon Sheet Glass.
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Papers
Patent
Projection-type image display device
Hiromi Katoh,Hiroshi Nakanishi,Hiroshi Hamada,Akihito Koryo-cho Kitakatsuragi-gun Jinda,Tadashi Kawamura,Takashi Shibatani +5 more
- 13 Jun 2001
TL;DR: In this article, a circuit for generating data representing multiple image subframes from data representing each image frame as a component of the image and an image shifter 11 for shifting a selected one of the subframes on the projection plane are further provided.
152
Patent
Projection type image display apparatus
Hiroshi Hamada,Hiromi Kato,Yoshihiro Mizuguchi,Hiroshi Nakanishi,Takashi Shibatani +4 more
- 09 Feb 1996
TL;DR: A projection-type color image display as mentioned in this paper includes a light source for emitting white light, a first optical element for dividing the white light into a plurality of colored lights and for converging each colored light to form plurality of spots, the spots of each coloured light being formed at different positions from the positions of the other colored light.
124
Patent
Optical device having a microlens and a process for making microlenses
Noriko Watanabe,Hiroshi Hamada,Fumiaki Funada +2 more
- 08 Jul 1992
TL;DR: An optical device having a lens substrate and a micro-lens portion formed thereon, wherein the microlens has its lens portion formed on the part of the optical device that has substantially the same coefficient of expansion as that of the lens substrate is considered in this paper.
94
Patent
Coordinate sensor, electronic device, display device, and light-receiving unit
Hiroshi Hamada,Shinichi Miyazaki,Mikihiro Noma,Kengo Takahama,Masakazu Wada,Norikazu Hohshi,Kohichi Oda,Yukio Mizuno +7 more
- 29 May 2009
TL;DR: In this paper, a coordinate sensor (10) includes at least two line sensors (1) that are disposed in x-axis and y-axis directions, and right-angle prisms (2) each of which changes a light path of light that has passed through an image display region of a liquid crystal panel (20).
91
Patent
Projection display system including a collimating tapered waveguide or lens with the normal to optical axis angle increasing toward the lens center
Takashi Shibatani,Tokihiko Shinomiya,Takuji Yamatani,Hiroshi Hamada,Hiroshi Nakanishi +4 more
- 21 Apr 1993
TL;DR: In this article, a lighting device including a light source, a reflecting mirror for reflecting light emitted by the light source in a determined direction, and a compensating element for receiving the light from the reflecting mirror and allowing the light to outgo in the form of parallel rays is provided.
90