公开(公告)号：US10725331B2

公开(公告)日：2020-07-28

申请号：US15803308

申请日：2017-11-03

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yeogeon Yoon ,  Kyungbae Kim ,  Youngmin Kim ,  Ilgon Kim ,  Jangil Kim ,  Cheolwoo Park ,  Suwan Woo ,  Seontae Yoon

IPC: G02F1/1335 ,  G02F1/13357 ,  G02F1/1362 ,  G02F1/163

Abstract: A display device includes: a backlight unit configured to emit light; a first substrate positioned in a path of a light emitted from the backlight unit and including a first pixel and a second pixel displaying different colors from each other; a second substrate facing the first substrate; a light amount control layer positioned between the first substrate and the second substrate; a gate line disposed on the first substrate and extending in a first direction; a storage line disposed on the substrate and spaced apart from the gate line; and a data line disposed on the first substrate and extending in a second direction intersecting the first direction. The first pixel includes a first thin film transistor, a first pixel electrode, and a first light conversion unit. The second pixel electrode includes a second thin film transistor, and a second light conversion unit.

公开(公告)号：US10698251B2

公开(公告)日：2020-06-30

申请号：US16275209

申请日：2019-02-13

Applicant: Samsung Display Co., Ltd.

Inventor： Seung-jin Chu ,  Hoon Kim ,  Wontae Kim ,  Yeogeon Yoon ,  Hee-keun Lee

IPC: G02F1/1335 ,  G02F1/13357

Abstract: A display panel includes a first display substrate, a second display substrate. The second display substrate includes a substrate, a color conversion layer including a first conversion part configured to absorb light of a first color and to emit light of a second color, a second conversion part configured to absorb the light of the first color and to emit light of a third color, and a third conversion part configured to transmit the light of the first color, and a filter layer including a first filter overlapping with the first conversion part and having the second color, a second filter overlapping with the second conversion part and having the third color, a third filter overlapping with the third conversion part and having the first color, and an auxiliary filter overlapping with the second conversion part and configured to absorb the light of the first color.

公开(公告)号：US20190171061A1

公开(公告)日：2019-06-06

申请号：US16258475

申请日：2019-01-25

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Heekeun Lee ,  Jangil Kim ,  Keunwoo Park ,  Suwan Woo ,  Yeogeon Yoon

IPC: G02F1/1335 ,  G02F1/137 ,  G02F1/1343 ,  G02F1/139

Abstract: A color substrate and a display device including the same. The color substrate includes: a substrate including first and second pixel regions spaced apart from each other, and a light shielding region between the first and second pixel regions; a first color conversion layer over the first pixel region and configured to convert incident light into first color light; a second color conversion layer over the second pixel region and configured to convert the incident light into second color light; and a retroreflective layer over the light shielding region and configured to retroreflect incident light through the first and second color conversion layer.

公开(公告)号：US10303020B2

公开(公告)日：2019-05-28

申请号：US15624447

申请日：2017-06-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jangil Kim ,  Suwan Woo ,  Keunwoo Park ,  Yeogeon Yoon ,  Taekyung Yim ,  Jonghak Hwang

IPC: G02F1/1335 ,  G02F1/1362 ,  G02F1/1339 ,  G02F1/1368 ,  H01L27/12 ,  G02F1/1337 ,  G02F1/1333

Abstract: A display device includes: a base substrate comprising a first light blocking area extending in a first direction, a second light blocking area extending in a second direction intersecting the first direction and a light transmitting area defined by the first light blocking area and the second light blocking area; a gate line on the base substrate at the first light blocking area; a data line on the base substrate at the second light blocking area; a thin film transistor connected to the gate line and the data line; a protective layer on the thin film transistor; a black matrix on the protective layer at at least one of the first light blocking area and the second light blocking area; and a pixel electrode connected to the thin film transistor through a contact hole defined in the protective layer and the black matrix.

公开(公告)号：US10247977B2

公开(公告)日：2019-04-02

申请号：US15639659

申请日：2017-06-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jonghak Hwang ,  Jangil Kim ,  Suwan Woo ,  Yeogeon Yoon ,  Taekyung Yim ,  Joonggun Chong

IPC: G02F1/1335 ,  G02F1/1343 ,  G02F1/1362 ,  G02F1/1368

Abstract: A display device includes: a substrate; a gate line disposed on the substrate; a data line intersecting the gate line; a plurality of thin film transistors connected to each of the gate line and the data line; a plurality of pixel electrodes connected to each of the plurality of thin film transistors; first-color, second-color and third-color filters, respectively, overlapping the plurality of pixel electrodes; and a light blocking portion disposed between two adjacent pixel electrodes of the plurality of pixel electrodes, wherein the light blocking portion comprises: a first-color layer comprising a substantially same material as that included in the first-color filter; a third-color layer comprising a substantially same material as that included in the third-color filter; and a fourth-color layer overlapping over the first-color and third-color layers and absorbing a light having a wavelength in a range from 540 nm to 680 nm.

公开(公告)号：US10197844B2

公开(公告)日：2019-02-05

申请号：US15697282

申请日：2017-09-06

Applicant: Samsung Display Co., Ltd.

Inventor： Heekeun Lee ,  Jangil Kim ,  Keunwoo Park ,  Suwan Woo ,  Yeogeon Yoon

IPC: G02F1/1339 ,  G02F1/1333 ,  G02F1/1335 ,  G02F1/1343 ,  G02F1/137 ,  G02F1/139

Abstract: A color substrate and a display device including the same. The color substrate includes: a substrate including first and second pixel regions spaced apart from each other, and a light shielding region between the first and second pixel regions; a first color conversion layer over the first pixel region and configured to convert incident light into first color light; a second color conversion layer over the second pixel region and configured to convert the incident light into second color light; and a retroreflective layer over the light shielding region and configured to retroreflect incident light through the first and second color conversion layer.

公开(公告)号：US09804431B2

公开(公告)日：2017-10-31

申请号：US15373716

申请日：2016-12-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seunghyun Park ,  Sungin Ro ,  Junho Song ,  Seah Kwon ,  Sungjin Kim ,  Youngjin Park ,  Ocksoo Son ,  Yeogeon Yoon ,  Jaehak Lee

IPC: C08F2/48 ,  G02F1/1335 ,  G02B5/02

CPC classification number: G02F1/133504 ,  G02B5/0236 ,  G02B5/0257 ,  G02B5/0268 ,  G02B5/0278 ,  G02F1/133553 ,  G02F2001/133562 ,  G02F2203/03

Abstract: An optical film includes: a light-transmissive matrix having a plate shape; a plurality of first rods having a refractive index different from a refractive index of the light-transmissive matrix and disposed at a first inclination angle in the light-transmissive matrix; and a plurality of second rods having a refractive index different from the refractive index of the light-transmissive matrix and disposed at a second inclination angle in the light-transmissive matrix. The first inclination angle is different from the second inclination angle.