公开(公告)号：US10971694B2

公开(公告)日：2021-04-06

申请号：US16687371

申请日：2019-11-18

Applicant: LG Display Co., Ltd.

Inventor： Ki-Wook Song ,  Jung-Soo Park ,  Min Yun ,  Yong-Hwan Kim ,  Tae-Woo Jeon

IPC: H01L51/50

Abstract: Organic light emitting diode display devices are provided. In at least one embodiment, an organic light emitting diode display device includes a first electrode; a first stack on the first electrode and the first stack is configured to emit a blue colored light; a first charge generating layer on the first stack; a second stack on the first charge generating layer and the second stack is configured to emit a red colored light and a yellow-green colored light; and a second electrode on the second stack. The second stack includes: a red-yellow-green emitting material layer including a yellow-green host, a yellow-green dopant and a red dopant; and a yellow-green emitting material layer including the yellow-green host and the yellow-green dopant.

公开(公告)号：US10718964B2

公开(公告)日：2020-07-21

申请号：US14106252

申请日：2013-12-13

Applicant: LG Display Co., Ltd.

Inventor： Jung-Soo Park

IPC: G02F1/1345 ,  G02F1/133 ,  G02F1/1362 ,  G02F1/1337

Abstract: An array substrate for a display device includes a substrate including a display area displaying an image, and a non-display area surrounding the display area; a data driving IC mounted at the non-display area and outputting an image data voltage to the display area; a first pad corresponding to an input pin of the data driving IC and formed at the non-display area; a second pad corresponding to an output pin of the data driving IC and formed at the non-display area; a first conductive bar formed between the first pad and the second pad; and a second conductive bar extending from an end portion of the first conductive bar to a peripheral end portion of the non-display area.

公开(公告)号：US09065068B2

公开(公告)日：2015-06-23

申请号：US14496287

申请日：2014-09-25

Applicant: LG Display Co., Ltd.

Inventor： Hye-Seung Kang ,  Tae-Il Kum ,  Young-Kwan Jung ,  Hyung-June Kim ,  Jung-Soo Park

IPC: H01L51/52 ,  H01L51/50 ,  H01L27/32 ,  H01L51/56

CPC classification number: H01L51/52 ,  H01L27/32 ,  H01L51/5004 ,  H01L51/5044 ,  H01L51/5052 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5076 ,  H01L51/5088 ,  H01L51/5278 ,  H01L51/56 ,  H01L2251/5384 ,  H01L2251/552 ,  H01M2/105

Abstract: Disclosed is an organic light emitting display (OLED) device that may include first and second electrodes facing each other on a substrate, at least two light emitting units between the first and second electrodes, and a charge generation layer between the at least two light emitting units, the charge generation layer including an N-type charge generation layer and a P-type charge generation layer, wherein the N-type charge generation layer includes at least two hosts and a dopant, and wherein the at least two hosts have different lowest unoccupied molecular orbital (LUMO) energy levels.

Abstract translation: 公开了一种有机发光显示（OLED）器件，其可以包括在衬底上彼此面对的第一和第二电极，在第一和第二电极之间的至少两个发光单元，以及在至少两个发光 单元，所述电荷产生层包括N型电荷产生层和P型电荷产生层，其中所述N型电荷产生层包括至少两个主体和掺杂剂，并且其中所述至少两个主体具有不同的最低 空载分子轨道（LUMO）能级。