公开(公告)号：US11974446B2

公开(公告)日：2024-04-30

申请号：US17102049

申请日：2020-11-23

Applicant: LG Display Co., Ltd.

Inventor： Wook Song ,  Eun-Jung Park ,  Chun-Ki Kim ,  Se-Ung Kim

IPC: H10K50/13 ,  H10K50/11 ,  H10K50/15 ,  H10K50/19 ,  H10K59/12 ,  H10K59/38 ,  H10K85/30 ,  H10K85/60 ,  H10K101/00 ,  H10K101/10 ,  H10K101/30 ,  H10K101/40

CPC classification number: H10K50/131 ,  H10K50/11 ,  H10K50/15 ,  H10K50/19 ,  H10K59/38 ,  H10K59/12 ,  H10K85/342 ,  H10K85/654 ,  H10K2101/10 ,  H10K2101/27 ,  H10K2101/30 ,  H10K2101/40 ,  H10K2101/90

Abstract: Disclosed are a white organic light emitting element, which may uniformize the color coordinates of white regardless of a change in current density by changing the configuration of different kinds of light emitting layers contacting each other, and a display device using the same.

公开(公告)号：US11943946B2

公开(公告)日：2024-03-26

申请号：US17102049

申请日：2020-11-23

Applicant: LG Display Co., Ltd.

Inventor： Wook Song ,  Eun-Jung Park ,  Chun-Ki Kim ,  Se-Ung Kim

IPC: H10K50/13 ,  H10K50/11 ,  H10K50/15 ,  H10K50/19 ,  H10K59/12 ,  H10K59/38 ,  H10K85/30 ,  H10K85/60 ,  H10K101/00 ,  H10K101/10 ,  H10K101/30 ,  H10K101/40

CPC classification number: H10K50/131 ,  H10K50/11 ,  H10K50/15 ,  H10K50/19 ,  H10K59/38 ,  H10K59/12 ,  H10K85/342 ,  H10K85/654 ,  H10K2101/10 ,  H10K2101/27 ,  H10K2101/30 ,  H10K2101/40 ,  H10K2101/90

Abstract: Disclosed are a white organic light emitting element, which may uniformize the color coordinates of white regardless of a change in current density by changing the configuration of different kinds of light emitting layers contacting each other, and a display device using the same.

公开(公告)号：US20240251586A1

公开(公告)日：2024-07-25

申请号：US18585418

申请日：2024-02-23

Applicant: LG Display Co., Ltd.

Inventor： Wook Song ,  Eun-Jung Park ,  Chun-Ki Kim ,  Se-Ung Kim

IPC: H10K50/13 ,  H10K50/11 ,  H10K50/15 ,  H10K50/19 ,  H10K59/12 ,  H10K59/38 ,  H10K85/30 ,  H10K85/60 ,  H10K101/00 ,  H10K101/10 ,  H10K101/30 ,  H10K101/40

CPC classification number: H10K50/131 ,  H10K50/11 ,  H10K50/15 ,  H10K50/19 ,  H10K59/38 ,  H10K59/12 ,  H10K85/342 ,  H10K85/654 ,  H10K2101/10 ,  H10K2101/27 ,  H10K2101/30 ,  H10K2101/40 ,  H10K2101/90

Abstract: Disclosed are a white organic light emitting element, which may uniformize the color coordinates of white regardless of a change in current density by changing the configuration of different kinds of light emitting layers contacting each other, and a display device using the same.

公开(公告)号：US10418580B2

公开(公告)日：2019-09-17

申请号：US14571547

申请日：2014-12-16

Applicant: LG Display Co., Ltd.

Inventor： Jeong-Haeng Heo ,  Jae-Man Lee ,  Jeong-Dae Seo ,  Se-Ung Kim

IPC: H01L51/50 ,  H01L51/52

Abstract: An organic electroluminescent device and organic electroluminescent display device having enhanced efficiency are disclosed. The organic electroluminescent device includes first and second electrodes facing each other on a substrate, first and second emission layers formed between the first and second electrodes, a hole transport layer formed between the first electrode and the first emission layer, an electron transport layer formed between the second electrode and the second emission layer, and at least one emission control layer formed between the first and second emission layers and having the same properties as those of at least any one of the hole transport layer and the electron transport layer.

公开(公告)号：US20150188074A1

公开(公告)日：2015-07-02

申请号：US14571547

申请日：2014-12-16

Applicant: LG Display Co., Ltd.

Inventor： Jeong-Haeng Heo ,  Jae-Man Lee ,  Jeong-Dae Seo ,  Se-Ung Kim

IPC: H01L51/50 ,  H01L27/32

Abstract: An organic electroluminescent device and organic electroluminescent display device having enhanced efficiency are disclosed. The organic electroluminescent device includes first and second electrodes facing each other on a substrate, first and second emission layers formed between the first and second electrodes, a hole transport layer formed between the first electrode and the first emission layer, an electron transport layer formed between the second electrode and the second emission layer, and at least one emission control layer formed between the first and second emission layers and having the same properties as those of at least any one of the hole transport layer and the electron transport layer.

Abstract translation: 公开了一种具有提高效率的有机电致发光器件和有机电致发光显示器件。 有机电致发光器件包括在基板上彼此面对的第一和第二电极，形成在第一和第二电极之间的第一和第二发射层，形成在第一电极和第一发射层之间的空穴传输层， 第二电极和第二发光层，以及形成在第一发射层和第二发射层之间的至少一个发射控制层，并且具有与空穴传输层和电子传输层中的至少任一个具有相同的性质。