公开(公告)号：US11054569B2

公开(公告)日：2021-07-06

申请号：US16984393

申请日：2020-08-04

Applicant: Japan Display Inc.

Inventor： Hiroaki Kijima ,  Shinichi Komura ,  Yoichi Asakawa ,  Ken Onoda

IPC: F21V8/00

Abstract: According to one embodiment, the illumination device includes a first area, a second area, a first light guide, a plurality of first light sources, a second light guide, a plurality of second light sources, a first layer and a second layer. The first layer extends from the first area over a boundary between the first area and the second area, to between a second side surface of the first light guide and the boundary. The second layer extends from the second area over the boundary to between a third side surface of the second light guide and the boundary.

公开(公告)号：US11237319B2

公开(公告)日：2022-02-01

申请号：US17340651

申请日：2021-06-07

Applicant: Japan Display Inc.

Inventor： Hiroaki Kijima ,  Shinichi Komura ,  Yoichi Asakawa ,  Ken Onoda

IPC: F21V8/00

Abstract: According to one embodiment, the illumination device includes a first area, a second area, a first light guide, a plurality of first light sources, a second light guide, a plurality of second light sources, a first layer and a second layer. The first layer extends from the first area over a boundary between the first area and the second area, to between a second side surface of the first light guide and the boundary. The second layer extends from the second area over the boundary to between a third side surface of the second light guide and the boundary.

公开(公告)号：US10013930B2

公开(公告)日：2018-07-03

申请号：US14959406

申请日：2015-12-04

Applicant: Japan Display Inc.

Inventor： Akira Sakaigawa ,  Yoichi Asakawa ,  Shinichiro Oka

IPC: G09G3/36 ,  G09G3/34

CPC classification number: G09G3/3607 ,  G09G3/3413 ,  G09G2300/0452 ,  G09G2310/0235 ,  G09G2320/0666

Abstract: According to one embodiment, the power consumption can be reduced as a whole without a large decrease in the efficiency of transmittance. According to one embodiment, a display device includes subpixels arranged in a first direction and a second direction Y intersecting the first direction, color filters corresponding to the subpixels, respectively, and a light device. The color filters include at least blue filters and yellow filters adjacent to each other. A frame period of the light device includes at least a period of outputting cyan light and a period of outputting magenta light.