公开(公告)号：US20140070187A1

公开(公告)日：2014-03-13

申请号：US13937931

申请日：2013-07-09

Applicant: LG Display Co., Ltd.

Inventor： Young-Dock CHO ,  Kwang-Yeon LEE ,  Heui-Dong LEE ,  Eun-Jung PARK ,  Hong-Je YUN ,  Sang-Kyoung MOON

IPC: H01L51/52

CPC classification number: H01L51/52 ,  H01L51/5256 ,  H01L51/5262 ,  H01L2251/5315 ,  H01L2251/55 ,  H01L2251/558

Abstract: The organic light emitting display panel includes a first electrode formed on a substrate, an organic light emitting layer formed on the first electrode, a second electrode formed on the organic light emitting layer, a front sealing layer formed on the second electrode, wherein the front sealing layer is formed by alternately laminating an inorganic barrier layer and an organic barrier layer at least once, and at least one capping layer formed between the lowest layer closest to the second electrode among a plurality of thin films of the front sealing layer and the second electrode and having a higher index of refraction than an index of refraction of the lowest layer.

Abstract translation: 有机发光显示面板包括形成在基板上的第一电极，形成在第一电极上的有机发光层，形成在有机发光层上的第二电极，形成在第二电极上的前密封层，其中前部 通过将无机阻挡层和有机阻挡层交替层叠至少一次来形成密封层，并且在前密封层和第二密封层的多个薄膜中形成在最靠近第二电极的最下层之间的至少一个覆盖层 并且具有比最低层的折射率更高的折射率。

公开(公告)号：US20140167013A1

公开(公告)日：2014-06-19

申请号：US14106147

申请日：2013-12-13

Applicant: LG DISPLAY CO., LTD.

Inventor： Heui-Dong LEE ,  Kwang-Yeon LEE ,  Sang-Dae KIM ,  Dae-Gwon SONG

IPC: H01L51/50 ,  H01L51/56

CPC classification number: H01L51/56 ,  H01L27/3216 ,  H01L51/0037 ,  H01L51/0085 ,  H01L51/5265 ,  H01L2251/558

Abstract: Disclosed are an organic light emitting diode display device and a method for fabricating the same. The OLED display device includes first and second electrodes formed on a substrate, a red light-emitting layer, a green light-emitting layer and a blue light-emitting layer formed between the first and second electrodes, a hole transport layer formed between each of the red light-emitting layer, the green light-emitting layer and the blue light-emitting layer, and the first electrode, an electron transport layer formed between each of the red light-emitting layer, the green light-emitting layer and the blue light-emitting layer, and the second electrode, and a conducting polymer formed between the substrate and the first electrode, the conducting polymer having different thicknesses in regions respectively corresponding to the red light-emitting layer, the green light-emitting layer and the blue light-emitting layer.

Abstract translation: 公开了一种有机发光二极管显示装置及其制造方法。 OLED显示装置包括在基板上形成的第一和第二电极，形成在第一和第二电极之间的红色发光层，绿色发光层和蓝色发光层，在每个之间形成的空穴传输层 红色发光层，绿色发光层和蓝色发光层以及第一电极，形成在各个红色发光层，绿色发光层和蓝色之间的电子传输层 发光层和第二电极以及形成在基板和第一电极之间的导电聚合物，导电聚合物在分别对应于红色发光层，绿色发光层和蓝色的区域中具有不同的厚度 发光层。

公开(公告)号：US20140183493A1

公开(公告)日：2014-07-03

申请号：US14134119

申请日：2013-12-19

Applicant: LG Display Co., Ltd.

Inventor： Heui-Dong LEE ,  Kwan-Soo KIM ,  Dae-Gwon SONG ,  Jin-Ho PARK ,  Sung-Ji YOON ,  Dong-Hyeok LIM

IPC: H01L51/52 ,  H01L51/56

CPC classification number: H01L51/56 ,  H01L27/3211 ,  H01L51/506 ,  H01L51/5064

Abstract: Disclosed herein are an organic light emitting display device includes first to third sub-pixels realizing different colors, wherein each of the first to third sub-pixels includes first and second electrodes disposed on a substrate so as to face each other, an emission layer formed between the first and second electrodes, a multi-layered hole transporting layer formed between the first electrode and the emission layer to be in contact with the first electrode and the emission layer, and an electron transporting layer formed between the second electrode and the emission layer, wherein multi-layered hole transporting layer of at least one of the first to third sub-pixels includes an at least two-layered first hole transporting layer formed of a hole host and a p-type dopant having a doping concentration of 1 to 10% and a second hole transporting layer formed of the hole host.

Abstract translation: 本文公开了一种有机发光显示装置，包括实现不同颜色的第一至第三子像素，其中第一至第三子像素中的每一个包括设置在基板上以彼此面对的第一和第二电极，形成的发射层 在第一和第二电极之间，形成在第一电极和发射层之间的与第一电极和发射层接触的多层空穴传输层，以及形成在第二电极和发射层之间的电子传输层 其中，所述第一至第三子像素中的至少一个的多层空穴传输层包括由空穴宿主形成的至少两层的第一空穴传输层和掺杂浓度为1〜10的p型掺杂剂 ％和由孔主体形成的第二空穴传输层。