US 2013/0170174 A1 · MULTI-CAVITIES LIGHT EMITTING DEVICE

Abstract

A Multi-Cavities light emitting device includes a base, a blue light emitting unit, at least two red light emitting units, a light conversion layer and a lens, and the base has a central slot and at least two side slots symmetrically formed on external sides of the central slot, and the blue light emitting unit is installed in the central slot, and the two red light emitting units are installed in the two side slots respectively, and the light conversion layer is covered onto the blue light emitting unit, and the lens is protruded from the base and sealed onto the central slot and at least two side slots, so as to achieve the effects of improving the light extraction efficiency of an LED chip and the yield rate of the product and reducing the overall assembling time and cost.

Claims21

Dependent claims

A Multi-Cavities light emitting device, comprising:

a base, having a central slot and at least two side slots symmetrically formed on external sides of the central slot;
a blue light emitting unit, installed in the central slot;
at least two red light emitting units, installed in the at least two side slots respectively;
a light conversion layer, covered onto the blue light emitting unit;
and
a lens, protruded from the base and sealed onto the central slot and the at least two side slots.

3 more elements

Dependencies are inferred from the claim text.

Multi-cavities light emitting device

Life of this patent

Multi-cavities light emitting device

Life of this patent

Abstract

Claims21