公开(公告)号：US20240266489A1

公开(公告)日：2024-08-08

申请号：US18522563

申请日：2023-11-29

Applicant: Samsung Display Co., LTD.

Inventor： Yeon Hwa LEE ,  HYE JIN GWARK ,  Jae Ik KIM ,  HWI KIM ,  JUNGSUN PARK ,  DUCKJUNG LEE ,  Joon Gu LEE

IPC: H01L33/62 ,  H01L25/075 ,  H01L33/56

CPC classification number: H01L33/62 ,  H01L25/0753 ,  H01L33/56 ,  H01L2933/005

Abstract: A display device according to an embodiment includes a display area and a non-display area, an external common voltage line formed in the non-display area, a common voltage line formed in the display area and connecting a portion and another portion of the external common voltage line, a plurality of pixels positioned in the display area and including a first electrode and an emission layer, and a second electrode positioned on the plurality of pixels. The common voltage line has a multi-layered structure including a first layer, a second layer, a third layer, and a reinforced layer. The reinforced layer is positioned between the second layer and the third layer, the first layer, the second layer, and the third layer include a metal, and the reinforced layer includes an inorganic material or an organic material.

公开(公告)号：US20240121987A1

公开(公告)日：2024-04-11

申请号：US18216776

申请日：2023-06-30

Applicant: Samsung Display Co., LTD.

Inventor： Yeon Hwa LEE ,  Duck Jung LEE ,  Joon Gu LEE ,  Tae Wook KANG

IPC: H10K59/122 ,  H10K59/121 ,  H10K59/131 ,  H10K59/80

CPC classification number: H10K59/122 ,  H10K59/1213 ,  H10K59/1315 ,  H10K59/8721

Abstract: A display device includes a substrate; an auxiliary electrode including metal layers stacked in an undercut structure; and a light-emitting element layer. The light-emitting element layer includes a second common layer; and a common electrode which extend to the non-emission area. A side surface of the auxiliary electrode includes a first bonding portion in contact with the second common layer, and a second bonding portion in contact with the common electrode. The auxiliary electrode includes a first side and a second side facing each other in one direction, and a third side and a fourth side facing each other in other direction crossing the one direction. The first bonding portion has a first width at a first point of the first side and has a second width smaller than the first width at a second point of the third side.

公开(公告)号：US20240099114A1

公开(公告)日：2024-03-21

申请号：US18518622

申请日：2023-11-24

Applicant: Samsung Display Co., Ltd.

Inventor： Jae Sik KIM ,  Jae Ik KIM ,  Jung Sun PARK ,  Seung Yong SONG ,  Duck Jung LEE ,  Yeon Hwa LEE ,  Joon Gu LEE ,  Kyu Hwan HWANG

IPC: H10K71/00 ,  H10K50/822 ,  H10K50/844

CPC classification number: H10K71/00 ,  H10K50/822 ,  H10K50/844 ,  H10K59/35

Abstract: A display device may include a first electrode, a second electrode, an emission layer, an intervening layer, and a first encapsulation layer. The second electrode may overlap the first electrode. The emission layer may be disposed between the first electrode and the second electrode, may overlap the first electrode, and may include a light emitting material. The intervening layer may directly contact the second electrode, may be spaced from each of the first electrode and the emission layer, and may include a fluorine compound. A first section of the first encapsulation layer may overlap the emission layer. The intervening layer may be positioned between the second electrode and a second section of the first encapsulation layer.

公开(公告)号：US20200266246A1

公开(公告)日：2020-08-20

申请号：US16740885

申请日：2020-01-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： SEUNG LYONG BOK ,  Joon Gu LEE ,  Ki Cheol KIM

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/52 ,  G06F3/041

Abstract: A display device is provided. The display device includes a substrate including an active region in which a plurality of pixels are arranged; a first electrode layer disposed on the substrate and including a first electrode disposed in each pixel and an auxiliary electrode spaced apart from the first electrode and disposed along a boundary of each pixel; an intermediate layer disposed on the first electrode and including a light emitting layer; and a second electrode disposed on the intermediate layer, disposed in each pixel, and electrically connected to the auxiliary electrode; wherein a plurality of unit pixel groups, each including one or more pixels, are defined on the substrate, the respective second electrodes of the pixels belonging to each unit pixel group are electrically connected to each other by the auxiliary electrode, and the auxiliary electrodes belonging to different unit pixel groups are electrically separated from each other.

公开(公告)号：US20180040843A1

公开(公告)日：2018-02-08

申请号：US15613728

申请日：2017-06-05

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Joon Gu LEE ,  Jae Sik KIM ,  Yeon Hwa LEE ,  Se Hoon JEONG

IPC: H01L51/50 ,  H01L51/52 ,  H01L51/00 ,  H01L27/32

CPC classification number: H01L51/506 ,  H01L27/3244 ,  H01L27/3262 ,  H01L27/3265 ,  H01L27/3276 ,  H01L51/0097 ,  H01L51/5072 ,  H01L51/508 ,  H01L51/5088 ,  H01L51/5237

Abstract: Disclosed is an organic light emitting diode, including a cathode electrode and an anode electrode positioned above the cathode electrode. An emitting layer is positioned between the cathode electrode and the anode electrode. An electron transporting unit is positioned between the cathode electrode and the emitting layer. The electron transporting unit is configured to inject and transport electrons to the emitting layer. A buffer layer is disposed between the cathode electrode and the electron transporting unit. The buffer layer includes an organic layer and a metallic layer disposed on the organic layer.

公开(公告)号：US20150014658A1

公开(公告)日：2015-01-15

申请号：US14282154

申请日：2014-05-20

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Young CHOUNG ,  Hyun Sung BANG ,  Joon Gu LEE ,  Jin Baek CHOI ,  Yeon Hwa LEE

IPC: H01L51/52 ,  H01L51/56

CPC classification number: H01L51/5203 ,  H01L51/5228 ,  H01L51/5284

Abstract: Disclosed are an organic light emitting diode display and a method for manufacturing the same. The organic light emitting diode display includes: a driving switching element; a pixel electrode connected with the driving switching element; an auxiliary electrode separated from the pixel electrode and positioned in a same layer as the pixel electrode; an organic common layer positioned on the pixel electrode and the auxiliary electrode and including a contact hole positioned on the auxiliary electrode; and a common electrode positioned on the organic common layer and connected with the auxiliary electrode through the contact hole; and the auxiliary electrode includes a light absorbing layer.

Abstract translation: 公开了一种有机发光二极管显示器及其制造方法。 有机发光二极管显示器包括：驱动开关元件; 与驱动开关元件连接的像素电极; 辅助电极，与像素电极分离并与像素电极位于同一层; 位于像素电极和辅助电极上并包括位于辅助电极上的接触孔的有机共同层; 以及公共电极，位于有机共同层上，并通过接触孔与辅助电极连接; 并且辅助电极包括光吸收层。

公开(公告)号：US20140295587A1

公开(公告)日：2014-10-02

申请号：US14098624

申请日：2013-12-06

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Joon Gu LEE ,  Ji Young CHOUNG ,  Jin Baek CHOI ,  Hyunsung BANG ,  Yeon Hwa LEE ,  Won Jong KIM ,  Young-Woo SONG

IPC: H01L51/56 ,  B41M5/42

CPC classification number: H01L51/56 ,  B41M5/38214 ,  B41M5/42 ,  B41M2205/38 ,  H01L51/0013

Abstract: A donor substrate includes a base substrate; a light reflection layer disposed on the base substrate and overlapped with a portion of the base substrate, a heat blocking pattern disposed on the light reflection layer, overlapped with the light reflection layer, and including a plurality of air holes; a light-to-heat conversion layer disposed on the base substrate; and a transfer layer disposed on the light-to-heat conversion layer.

Abstract translation: 供体衬底包括基底; 光反射层，其设置在所述基底基板上并且与所述基底基板的一部分重叠，所述热阻图案设置在所述光反射层上，与所述光反射层重叠，并且包括多个气孔; 设置在所述基底基板上的光热转换层; 以及设置在光热转换层上的转印层。