公开(公告)号：US20170200778A1

公开(公告)日：2017-07-13

申请号：US15370495

申请日：2016-12-06

Applicant: Samsung Display Co., Ltd.

Inventor： Woo-Sik JEON ,  Dong-Gyu KIM ,  Sung-Chul KIM ,  Ok-Keun SONG ,  Sung-Soo LEE

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

CPC classification number: H01L27/3262 ,  H01L27/3213 ,  H01L27/3246 ,  H01L27/326 ,  H01L51/5012 ,  H01L51/5203 ,  H01L51/5237 ,  H01L2251/5323

Abstract: An organic light emitting display device includes a substrate including a sub-pixel region and a transparent region, a first semiconductor element in the sub-pixel region on the substrate, a second semiconductor element overlapping at least a portion of the sub-pixel region on the substrate, and is spaced apart from the first semiconductor element, a first lower electrode disposed in the sub-pixel region on the first semiconductor element and electrically connected to the first semiconductor element, a second lower electrode disposed in the transparent region on the substrate and electrically connected to the second semiconductor element, a first light emitting layer on the first lower electrode, a second light emitting layer on the second lower electrode, and an upper electrode on the first and second light emitting layers where second lower electrode has a thickness that is less than a thickness of the first lower electrode, and transmits a light.

公开(公告)号：US20210399075A1

公开(公告)日：2021-12-23

申请号：US17465042

申请日：2021-09-02

Applicant: Samsung Display Co., Ltd.

Inventor： Woo-Sik JEON ,  Dong-Gyu KIM ,  Sung-Chul KIM ,  Ok-Keun SONG ,  Sung-Soo LEE

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

Abstract: An organic light emitting display device includes a substrate including a sub-pixel region and a transparent region, a first semiconductor element in the sub-pixel region on the substrate, a second semiconductor element overlapping at least a portion of the sub-pixel region on the substrate, and is spaced apart from the first semiconductor element, a first lower electrode disposed in the sub-pixel region on the first semiconductor element and electrically connected to the first semiconductor element, a second lower electrode disposed in the transparent region on the substrate and electrically connected to the second semiconductor element, a first light emitting layer on the first lower electrode, a second light emitting layer on the second lower electrode, and an upper electrode on the first and second light emitting layers where second lower electrode has a thickness that is less than a thickness of the first lower electrode, and transmits a light.

公开(公告)号：US20140346453A1

公开(公告)日：2014-11-27

申请号：US14037710

申请日：2013-09-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Young-Mo KOO ,  Ok-Keun SONG ,  Min-Woo LEE ,  Jae-Goo LEE

IPC: H01L27/32 ,  H01L51/56

CPC classification number: H01L51/5209 ,  H01L27/3246 ,  H01L51/5212 ,  H01L51/5228 ,  H01L51/56 ,  H01L2251/5315

Abstract: An organic light emitting display device includes a first electrode on a substrate, an auxiliary electrode on the substrate, the auxiliary electrode being spaced apart from the first electrode, a protrusion on the auxiliary electrode, a pixel defining layer overlapping end portions of the first electrode and of the auxiliary electrode, the pixel defining layer separating the first electrode from the auxiliary electrode, an organic layer on the first electrode, and a second electrode on the organic layer, the protrusion electrically connecting the second electrode to the auxiliary electrode.

Abstract translation: 有机发光显示装置包括基板上的第一电极，基板上的辅助电极，辅助电极与第一电极间隔开，辅助电极上的突起，重叠第一电极的端部的像素限定层 和辅助电极，将第一电极与辅助电极分离的像素限定层，第一电极上的有机层和有机层上的第二电极，突起将第二电极电连接到辅助电极。

公开(公告)号：US20140203261A1

公开(公告)日：2014-07-24

申请号：US14220938

申请日：2014-03-20

Applicant: Samsung Display Co., Ltd.

Inventor： Sung-Jin CHOI ,  Ok-Keun SONG ,  Hye-In JEONG ,  Young-Mo KOO ,  Min-Woo LEE

IPC: H01L51/50 ,  H01L51/56

CPC classification number: H01L51/5024 ,  H01L51/5012 ,  H01L51/56 ,  H01L2251/552

Abstract: Provided is an organic light emitting diode which can easily control color coordinates and improve a device's life span characteristic by using an auxiliary dopant having a higher band gap energy than that of a host, and preferably, having an absolute value of the highest occupied molecular orbital energy level equal to or higher than that of the host, or an absolute value of the lowest unoccupied molecular orbital energy level equal to or lower than that of the host.The organic light emitting diode includes a first electrode, an emission layer disposed on the first electrode and including a host, an emitting dopant and an auxiliary dopant, and a second electrode disposed on the emission layer. Here, the auxiliary dopant has a higher band gap energy than the host. A method of fabricating the organic light emitting diode is provided.

Abstract translation: 提供了一种有机发光二极管，其可以通过使用具有比主体的带隙能量更高的带隙能量的辅助掺杂剂来容易地控制色坐标并提高器件的寿命特性，并且优选具有最高占据分子轨道的绝对值 能级等于或高于主机的能级，或者等于或低于主机的最低未占用分子轨道能级的绝对值。 有机发光二极管包括第一电极，设置在第一电极上并包括主体，发光掺杂剂和辅助掺杂剂的发射层以及设置在发射层上的第二电极。 这里，辅助掺杂剂具有比主体更高的带隙能量。 提供一种制造有机发光二极管的方法。