公开(公告)号：US09692013B2

公开(公告)日：2017-06-27

申请号：US14554314

申请日：2014-11-26

Applicant: LG Display Co., Ltd.

Inventor： Se Hee Lee ,  Joo Hwan Hwang ,  Sang Kyoung Moon

IPC: H01L29/08 ,  H01L51/52 ,  H01L51/50 ,  H01L27/32

CPC classification number: H01L51/5265 ,  H01L27/3211 ,  H01L51/5044 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5278

Abstract: Disclosed is an organic light emitting device. The organic light emitting device includes a first emission unit configured to include a common blue emission material layer which is included in common in a plurality of pixels emitting lights having different wavelength ranges, a second emission unit configured to include a red emission material layer, a green emission material layer, and a blue emission material layer which respectively emit lights having different wavelength ranges, a charge generation layer disposed between the first emission unit and the second emission unit, a first electrode formed as a reflective electrode, and configured to supply an electric charge having a first polarity to the first emission unit and the second emission unit, and a second electrode formed as a semi-transmissive electrode, and configured to supply an electric charge having a second polarity to the first emission unit and the second emission unit.

公开(公告)号：US09412792B2

公开(公告)日：2016-08-09

申请号：US14552795

申请日：2014-11-25

Applicant: LG Display Co., Ltd.

Inventor： Se Hee Lee

IPC: H01L33/00 ,  H01L27/32 ,  H01L51/52

Abstract: Disclosed is an organic light emitting device. The organic light emitting device includes a first emission unit configured to include a first red emission layer which emits red light, a first green emission layer which emits green light, and a first blue emission layer which emits blue light, a second emission unit configured to include a second red emission layer which emits red light, a second green emission layer which emits green light, and a second blue emission layer which emits blue light, a charge generation layer disposed between the first emission unit and the second emission unit, a first electrode formed as a reflective electrode, and configured to supply an electric charge having a first polarity to the first emission unit and the second emission unit, and a second electrode configured to supply an electric charge having a second polarity to the first and second emission units.

公开(公告)号：US10263045B2

公开(公告)日：2019-04-16

申请号：US15333748

申请日：2016-10-25

Applicant: LG Display Co., Ltd.

Inventor： Se Hee Lee ,  Seok Jong Lee ,  Sun Kap Kwon ,  Ho Sung Kim

IPC: H01L27/32 ,  H01L51/50 ,  H01L51/00 ,  B82Y10/00 ,  B82Y30/00 ,  H01L51/05 ,  H01L51/52

Abstract: Disclosed is an organic light emitting display device. The organic light emitting display device includes a substrate in which at least three pixel areas are defined, a first electrode and a hole transporting layer formed on the substrate, a light-emitting material layer formed on the hole transporting layer in each of the pixel areas, and an electron transporting layer and a second electrode formed on the light-emitting material layer. An optical assistant transporting layer is formed on the light-emitting material layer at a position corresponding to one of the pixel areas, and formed of an electron transporting material. Accordingly, provided can be a high-resolution organic light emitting display device that solves an imbalance of electric charges and has an excellent light output efficiency and an enhanced service life.

公开(公告)号：US20170256744A1

公开(公告)日：2017-09-07

申请号：US15603094

申请日：2017-05-23

Applicant: LG Display Co., Ltd.

Inventor： Se Hee Lee ,  Joo Hwan Hwang ,  Sang Kyoung Moon

IPC: H01L51/52 ,  H01L51/50

CPC classification number: H01L51/5265 ,  H01L27/3211 ,  H01L51/5044 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5278

Abstract: Disclosed is an organic light emitting device. The organic light emitting device includes a first emission unit configured to include a common blue emission material layer which is included in common in a plurality of pixels emitting lights having different wavelength ranges, a second emission unit configured to include a red emission material layer, a green emission material layer, and a blue emission material layer which respectively emit lights having different wavelength ranges, a charge generation layer disposed between the first emission unit and the second emission unit, a first electrode formed as a reflective electrode, and configured to supply an electric charge having a first polarity to the first emission unit and the second emission unit, and a second electrode formed as a semi-transmissive electrode, and configured to supply an electric charge having a second polarity to the first emission unit and the second emission unit.

公开(公告)号：US09508948B2

公开(公告)日：2016-11-29

申请号：US14107050

申请日：2013-12-16

Applicant: LG Display Co., Ltd.

Inventor： Se Hee Lee ,  Seok Jong Lee ,  Sun Kap Kwon ,  Ho Sung Kim

IPC: H01L51/05 ,  B82Y10/00 ,  H01L51/50 ,  H01L51/00 ,  B82Y30/00 ,  H01L51/52

CPC classification number: H01L27/3211 ,  H01L51/5064 ,  H01L51/508 ,  H01L51/5088 ,  H01L51/5215 ,  H01L51/5218 ,  H01L51/5278

Abstract: Disclosed is an organic light emitting display device. The organic light emitting display device includes a substrate in which at least three pixel areas are defined, a first electrode and a hole transporting layer formed on the substrate, an light-emitting material layer formed on the hole transporting layer in each of the pixel areas, and an electron transporting layer and a second electrode formed on the light-emitting material layer. An optical assistant transporting layer is formed on the light-emitting material layer at a position corresponding to one of the pixel areas, and formed of an electron transporting material. Accordingly, provided can be a high-resolution organic light emitting display device that solves an imbalance of electric charges and has an excellent light output efficiency and an enhanced service life.

Abstract translation: 公开了一种有机发光显示装置。 有机发光显示装置包括其中限定了至少三个像素区域的基板，形成在基板上的第一电极和空穴传输层，形成在每个像素区域中的空穴传输层上的发光材料层 以及形成在发光材料层上的电子传输层和第二电极。 在发光材料层上的与像素区域中的一个相对应的位置处形成光学辅助传输层，并由电子传输材料形成。 因此，可以提供解决电荷不平衡的高分辨率有机发光显示装置，并且具有优异的光输出效率和更长的使用寿命。

公开(公告)号：US09502475B2

公开(公告)日：2016-11-22

申请号：US14552795

申请日：2014-11-25

Applicant: LG Display Co., Ltd.

Inventor： Se Hee Lee

IPC: H01L33/00 ,  H01L27/32 ,  H01L51/52

CPC classification number: H01L27/3209 ,  H01L51/5265 ,  H01L51/5278

Abstract: Disclosed is an organic light emitting device. The organic light emitting device includes a first emission unit configured to include a first red emission layer which emits red light, a first green emission layer which emits green light, and a first blue emission layer which emits blue light, a second emission unit configured to include a second red emission layer which emits red light, a second green emission layer which emits green light, and a second blue emission layer which emits blue light, a charge generation layer disposed between the first emission unit and the second emission unit, a first electrode formed as a reflective electrode, and configured to supply an electric charge having a first polarity to the first emission unit and the second emission unit, and a second electrode configured to supply an electric charge having a second polarity to the first and second emission units.

Abstract translation: 公开了一种有机发光装置。 有机发光器件包括：第一发射单元，被配置为包括发射红光的第一红色发射层，发射绿光的第一绿色发射层和发出蓝色光的第一蓝色发射层;第二发射单元，被配置为 包括发射红光的第二红色发射层，发射绿色光的第二绿色发射层和发射蓝色光的第二蓝色发射层，设置在第一发射单元和第二发射单元之间的电荷产生层，第一 电极形成为反射电极，并且被配置为向第一发射单元和第二发射单元提供具有第一极性的电荷，以及第二电极，被配置为将第二极性的电荷提供给第一和第二发射单元 。

公开(公告)号：US20150188087A1

公开(公告)日：2015-07-02

申请号：US14581822

申请日：2014-12-23

Applicant: LG Display Co., Ltd.

Inventor： Se Hee Lee

IPC: H01L51/52 ,  H01L51/50

CPC classification number: H01L51/5265 ,  H01L51/504 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5088 ,  H01L51/5271 ,  H01L51/5278 ,  H01L2251/558

Abstract: An organic light emitting display device includes a first electrode defined into red, green and blue sub-pixel regions; a first light emitting unit disposed on the first electrode and configured with a hole injection layer, a first hole transport layer, a first organic emission layer and a first electron transport layer. The device further includes a second light emitting unit disposed on the first light emitting unit and configured with a second hole transport layer, a second organic emission layer and a second electron transport layer; and a second electrode disposed on the second light emitting unit. A separation between the first organic emission layer and the second organic emission layer is larger than a separation between the first electrode and the first organic emission layer.

Abstract translation: 有机发光显示装置包括限定为红色，绿色和蓝色子像素区域的第一电极; 第一发光单元，设置在第一电极上并且配置有空穴注入层，第一空穴传输层，第一有机发射层和第一电子传输层。 该装置还包括设置在第一发光单元上并配置有第二空穴传输层，第二有机发射层和第二电子传输层的第二发光单元; 以及设置在第二发光单元上的第二电极。 第一有机发射层和第二有机发射层之间的间隔大于第一电极和第一有机发射层之间的间隔。

公开(公告)号：US20150144926A1

公开(公告)日：2015-05-28

申请号：US14554314

申请日：2014-11-26

Applicant: LG Display Co., Ltd.

Inventor： Se Hee Lee ,  Joo Hwan Hwang ,  Sang Kyoung Moon

IPC: H01L51/52 ,  H01L51/50

CPC classification number: H01L51/5265 ,  H01L27/3211 ,  H01L51/5044 ,  H01L51/5056 ,  H01L51/5072 ,  H01L51/5278

Abstract: Disclosed is an organic light emitting device. The organic light emitting device includes a first emission unit configured to include a common blue emission material layer which is included in common in a plurality of pixels emitting lights having different wavelength ranges, a second emission unit configured to include a red emission material layer, a green emission material layer, and a blue emission material layer which respectively emit lights having different wavelength ranges, a charge generation layer disposed between the first emission unit and the second emission unit, a first electrode formed as a reflective electrode, and configured to supply an electric charge having a first polarity to the first emission unit and the second emission unit, and a second electrode formed as a semi-transmissive electrode, and configured to supply an electric charge having a second polarity to the first emission unit and the second emission unit.

Abstract translation: 公开了一种有机发光装置。 有机发光器件包括：第一发光单元，被配置为包括公共蓝色发射材料层，其共同地包含在发射具有不同波长范围的光的多个像素中;第二发射单元，被配置为包括红色发射材料层， 绿色发射材料层和分别发射具有不同波长范围的光的蓝色发射材料层，设置在第一发射单元和第二发射单元之间的电荷产生层，形成为反射电极的第一电极， 具有第一极性的电荷与第一发射单元和第二发射单元，以及第二电极，形成为半透射电极，并且被配置为向第一发射单元和第二发射单元提供具有第二极性的电荷 。

公开(公告)号：US20140103301A1

公开(公告)日：2014-04-17

申请号：US13727260

申请日：2012-12-26

Applicant: LG DISPLAY CO., LTD.

Inventor： Se Hee Lee ,  Kwan Soo Kim ,  Sang Dae Kim

IPC: H01L51/00

CPC classification number: H01L51/0071 ,  H01L51/0052 ,  H01L51/0072 ,  H01L51/0077 ,  H01L51/0085 ,  H01L51/5072 ,  H01L51/5092 ,  H01L51/5234 ,  H01L2251/308

Abstract: Disclosed is a an organic light emitting device including a first electrode and a second electrode; and an organic layer formed between the first electrode and the second electrode, in which the organic layer includes a compound represented by Formula 1 and the second electrode is a double-layer structure comprised of LiF:Mg. Accordingly, an organic light emitting device which has excellent voltage efficiency and emission efficiency and may improve service-life characteristics, and an organic light emitting display device using the same may be provided.

Abstract translation: 公开了一种包括第一电极和第二电极的有机发光器件; 以及形成在第一电极和第二电极之间的有机层，其中有机层包括由式1表示的化合物，第二电极是由LiF：Mg组成的双层结构。 因此，可以提供具有优异的电压效率和发射效率并可以提高使用寿命特性的有机发光器件，以及使用该有机发光器件的有机发光显示装置。