公开(公告)号：US10564475B2

公开(公告)日：2020-02-18

申请号：US16141861

申请日：2018-09-25

Applicant: LG Display Co., Ltd.

Inventor： Chang-Yul Moon ,  Je-Beom Park ,  Se-Hyun Park ,  Ji-Su Yoon ,  Kyu-Hwan Lee

IPC: G02F1/1335 ,  F21V8/00 ,  G02F1/1368

Abstract: The present disclosure is directed to a liquid crystal display device including a display panel having a red pixel, a green pixel, and a blue pixel; and a backlight unit which emits light to the display panel. The backlight unit includes a light source which outputs a first color light; a color conversion layer which is disposed on the light source and converts the first color light into a second color light; an optical sheet which diffuses or condenses the second color light; and an air gap formed between the color conversion layer and the optical sheet.

公开(公告)号：US20190129254A1

公开(公告)日：2019-05-02

申请号：US16141861

申请日：2018-09-25

Applicant: LG Display Co., Ltd.

Inventor： Chang-Yul Moon ,  Je-Beom Park ,  Se-Hyun Park ,  Ji-Su Yoon ,  Kyu-Hwan Lee

IPC: G02F1/1335 ,  F21V8/00

Abstract: The present disclosure is directed to a liquid crystal display device including a display panel having a red pixel, a green pixel, and a blue pixel; and a backlight unit which emits light to the display panel. The backlight unit includes a light source which outputs a first color light; a color conversion layer which is disposed on the light source and converts the first color light into a second color light; an optical sheet which diffuses or condenses the second color light; and an air gap formed between the color conversion layer and the optical sheet.

公开(公告)号：US10768480B2

公开(公告)日：2020-09-08

申请号：US16159143

申请日：2018-10-12

Applicant: LG Display Co., Ltd.

Inventor： Se-Hyun Park ,  Min-Jae Kang ,  Ji-Su Yoon ,  Kyu-Hwan Lee

IPC: G02F1/13357 ,  F21V8/00 ,  G02F1/1335

Abstract: The present disclosure is directed to a liquid crystal display device including a display panel including a red pixel, a green pixel, and a blue pixel; and a backlight unit which emits light to the display panel. The backlight unit includes a light source which outputs a first color light; a color conversion layer which is configured to convert the first color light into a second color light; an optical sheet which diffuses or condenses the second color light; and an air gap formed between the color conversion layer and the optical sheet.

公开(公告)号：US20190129250A1

公开(公告)日：2019-05-02

申请号：US16159143

申请日：2018-10-12

Applicant: LG Display Co., Ltd.

Inventor： Se-Hyun Park ,  Min-Jae Kang ,  Ji-Su Yoon ,  Kyu-Hwan Lee

IPC: G02F1/1335 ,  F21V8/00

Abstract: The present disclosure is directed to a liquid crystal display device including a display panel including a red pixel, a green pixel, and a blue pixel; and a backlight unit which emits light to the display panel. The backlight unit includes a light source which outputs a first color light; a color conversion layer which is configured to convert the first color light into a second color light; an optical sheet which diffuses or condenses the second color light; and an air gap formed between the color conversion layer and the optical sheet.