US 2022/0026625 A1 · ELECTRONIC DEVICE

Abstract

According to one embodiment, an electronic device includes a liquid crystal panel and an illumination device. The illumination device includes a first light guide having a first opening and facing the liquid crystal panel, a first light source facing the first light guide, a second light guide provided in the first opening and having a first main surface facing the liquid crystal panel, a second main surface, and a side surface, a second light source having a light emitting surface facing the side surface, and a wavelength conversion element located between the side surface and the light emitting surface, and configured to convert a wavelength of light from the second light source.

Claims11

Dependent claims

An electronic device comprising:

a liquid crystal panel;
and
an illumination device configured to illuminate the liquid crystal panel,
wherein
the illumination device includes:
a first light guide having a first opening and facing the liquid crystal panel;
a first light source facing the first light guide;
a second light guide provided in the first opening and having a first main surface facing the liquid crystal panel, a second main surface opposite to the first main surface, and a side surface located between the first main surface and the second main surface;
a second light source having a light emitting surface facing the side surface;
and
a wavelength conversion element located between the side surface and the light emitting surface, and configured to convert a wavelength of light from the second light source.

8 more elements

Dependencies are inferred from the claim text.

Electronic device

Life of this patent

Electronic device

Life of this patent

Abstract

Claims11