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US 2010/0245970 A1Published application
Light control device, semiconductor wafer, and light control system
AssigneeRohm Co., Ltd.
InventorsYoshikazu Fujimori, Tsuyoshi Fujii
Life of this patent
Estimating the term…
Abstract
A light control device includes: a single crystal substrate (10); an electro-optic thin film (20) which is provided on the single crystal substrate (10) and has an electro-optic effect; and a plurality of electrodes (30, 40) which are provided along a crystal axis of the electro-optic thin film and apply an electrical field along the crystal axis of the electro-optic thin film (20).
Claims8
A light control device comprising:
- a single crystal substrate;
- an electro-optic thin film on the single crystal substrate and having an electro-optic effect;
- and
- a plurality of electrodes along a crystal axis of the electro-optic thin film, the electrodes being configured to apply an electrical field along the crystal axis of the electro-optic thin film.
1 more element
A semiconductor wafer having an orientation flat extending in the direction of a crystal axis <21•2>, the semiconductor wafer comprising:
- a single crystal substrate;
- an electro-optic thin film on the single crystal substrate and having an electro-optic effect, a principal plane of the electro-optic thin film being a (101) plane;
- and
- a plurality of electrodes configured to apply an electrical field to the electro-optic thin film in a direction at about 35° with respect to the orientation flat.
1 more element
A light control system comprising:
- a plurality of light control devices arranged in a two-dimensional array fashion, each light control device including:
- a single crystal substrate;
- an electro-optic thin film on the single crystal substrate, a principal plane of the thin film being a (101) plane;
- and a plurality of electrodes on the electro-optic thin film along the crystal axis of the electro-optic thin film and configured to apply an electrical field along the crystal axis of the electro-optic thin film;
- and
- transistors configured to control a voltage supplied to the electrodes.
3 more elements
Dependencies are inferred from the claim text.