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US 2006/0066922 A1Published application
Solid-state imaging device, manufacturing method thereof and camera
AssigneePanasonic Corporation
InventorYoshiaki Nishi
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Abstract
The solid-state imaging device of the present invention includes: light-receiving units formed on a semiconductor substrate; color filters respectively formed on corresponding light-receiving units; and in-layer lenses formed above the light-receiving units and below the color filters, in which the in-layer lenses have different curvature shapes depending on colors of the corresponding color filters.
Claims14
A solid-state imaging device comprising:
- light-receiving units, each of which is operable to perform photoelectric conversion of light;
- and
- color units respectively corresponding to said light-receiving units,
- wherein each of said color units has any one color selected from a plurality of colors, and has a unique characteristic corresponding to the selected color, and
- the characteristic is at least one of a curvature shape and a refractive index.
2 more elements
A manufacturing method of a solid-state imaging device,
- wherein the solid-state imaging device comprises light-receiving units, each of which is operable to perform photoelectric conversion of light;
- and
- color units respectively corresponding to said light-receiving units,
- each of said color units has any one color selected from a plurality of colors, and has a unique characteristic corresponding to the selected color, and
- the characteristic is at least one of a curvature shape and a refractive index,
- said manufacturing method comprises
- forming a color unit through exposure and development using a gradation mask which has a mask pattern that is different depending on the color of each color unit.
4 more elements
A camera comprising a solid-state imaging device,
- wherein said-solid state imaging device is comprises:
- light-receiving units, each of which is operable to perform photoelectric conversion of light;
- and
- color units respectively corresponding to said light-receiving units,
- wherein each of said color units has any one color selected from a plurality of colors, and has a unique characteristic corresponding to the selected color, and
- the characteristic is at least one of a curvature shape and a refractive index.
3 more elements
Dependencies are inferred from the claim text.