Back to results
US 10,310,174 B2Granted
Light source device and light source unit comprising the same
AssigneeJapan Display Inc.
InventorKen Sugiyama
Life of this patent
Estimating the term…
Abstract
According to one embodiment, a light source device includes a light-emitting chip, and a case in which the light-emitting chip is accommodated. The case includes a light-emitting surface which transmits light from the light-emitting chip, and a plurality of sidewalls extending so as to intersect the light-emitting surface. At least a part of the sidewalls is colored or painted in black.
Claims12
A light source device comprising:
- a light-emitting chip;
- and
- a case in which the light-emitting chip is accommodated with a reflector, phosphor or sealing resin, and wires connected to the light-emitting chip, wherein
- the case comprises:
- a light-emitting surface which transmits light from the light-emitting chip;
- a bottom surface located on a side opposite to the light-emitting surface;
- and
- a plurality of sidewalls in contact with the reflector and extending from the bottom surface to the light-emitting surface so as to meet the light-emitting surface, and the sidewalls and the bottom surface are colored or painted in black.
5 more elements
A light source unit comprising:
- a wiring board;
- and
- a plurality of light source devices on the wiring board, wherein
- each of the light source devices comprises a light-emitting chip, and a case in which the light-emitting chip is accommodated with a reflector, phosphor or sealing resin, and wires connected to the light-emitting chip,
- the case comprises a light-emitting surface which transmits light from the light-emitting chip, a bottom surface located on a side opposite to the light-emitting surface and a plurality of sidewalls in contact with the reflector and extending from the bottom surface to the light-emitting surface so as to meet the light-emitting surface, and
- the sidewalls and the bottom surface are colored or painted in black.
3 more elements
A light source unit comprising:
- a wiring board;
- a plurality of light source devices on the wiring board, each of the light source devices comprising a light-emitting surface;
- and
- a black resinous member formed on both the wiring board and the light source devices and covering a surrounding area of each of the light source devices excluding the light-emitting surface.
1 more element
Dependencies are inferred from the claim text.