公开(公告)号：US20170162834A1

公开(公告)日：2017-06-08

申请号：US15434257

申请日：2017-02-16

Applicant: LG Display Co., Ltd.

Inventor： SeJune KIM ,  Joonsuk LEE ,  SoJung LEE ,  Jin-Hee JANG ,  Jonghyeok IM ,  JaeSung LEE

IPC: H01L51/56 ,  H01L51/00 ,  H01L27/32 ,  H01L51/52

CPC classification number: H01L51/56 ,  H01L27/1248 ,  H01L27/3246 ,  H01L27/3248 ,  H01L27/3258 ,  H01L27/326 ,  H01L27/3262 ,  H01L27/3276 ,  H01L51/0023 ,  H01L51/5203 ,  H01L51/5212 ,  H01L51/5228 ,  H01L51/5237 ,  H01L2227/323

Abstract: Provided are an organic light-emitting display apparatus and a method of manufacturing the same. An organic light-emitting display apparatus includes: a substrate including an active area and a pad area, an anode electrode in the active area, an organic emission layer on the anode electrode, a cathode electrode on the organic emission layer, an auxiliary electrode connected to the cathode electrode, a signal pad in the pad area, and a first pad electrode connected to the signal pad, the first pad electrode covering a top of the signal pad, the first pad electrode being configured to prevent the top of the signal pad from being corroded, wherein the auxiliary electrode includes a first auxiliary electrode and a second auxiliary electrode connected to the first auxiliary electrode through a contact hole, and wherein the first pad electrode includes a same material as the first auxiliary electrode.

公开(公告)号：US20170125507A1

公开(公告)日：2017-05-04

申请号：US15338048

申请日：2016-10-28

Applicant: LG Display Co., Ltd.

Inventor： Joonsuk LEE ,  SeJune KIM

IPC: H01L27/32 ,  H01L51/56 ,  H01L51/52

CPC classification number: H01L27/3276 ,  H01L27/3213 ,  H01L27/3246 ,  H01L27/3248 ,  H01L27/3279 ,  H01L51/5212 ,  H01L51/5218 ,  H01L51/5221 ,  H01L51/5228 ,  H01L51/56 ,  H01L2227/323

Abstract: Discussed is an organic light emitting display device according to the embodiments. The organic light emitting display device includes an anode electrode in each of a plurality of pixels defined on a substrate, a bank and an organic emission layer on the anode electrode, a cathode electrode on the organic emission layer, and an auxiliary electrode connected to the cathode electrode. The auxiliary electrode is provided on the bank, thereby the auxiliary electrode is disposed on a layer different from the anode electrode.

公开(公告)号：US20160013438A1

公开(公告)日：2016-01-14

申请号：US14792660

申请日：2015-07-07

Applicant: LG Display Co., Ltd.

Inventor： JongHyeok IM ,  SeJune KIM ,  JoonSuk LEE ,  SoJung LEE ,  JaeSung LEE

IPC: H01L51/52 ,  H01L51/56

CPC classification number: H01L51/5228 ,  H01L27/3246 ,  H01L27/3279 ,  H01L51/5206 ,  H01L51/5212 ,  H01L51/56 ,  H01L2251/301 ,  H01L2251/308

Abstract: Provided are an organic light emitting display device and a manufacturing method thereof. In the organic light emitting display device, after an auxiliary electrode having a multilayer structure including different kinds of metals different in etching speed is formed, a void is formed within the auxiliary electrode upon formation of an anode. The resulting structure is created by a simplified process, with contact reliability between a cathode and the auxiliary electrode being enhanced, while resistance of the cathode is reduced.

Abstract translation: 本发明提供一种有机发光显示装置及其制造方法。 在有机发光显示装置中，在形成具有不同种类的蚀刻速度不同的金属的多层结构的辅助电极之后，在形成阳极时在辅助电极内形成空隙。 所得到的结构是通过简化的工艺产生的，阴极和辅助电极之间的接触可靠性得到提高，阴极的电阻降低。

公开(公告)号：US20160013436A1

公开(公告)日：2016-01-14

申请号：US14796090

申请日：2015-07-10

Applicant: LG Display Co., Ltd.

Inventor： JongHyeok IM ,  SeJune KIM ,  JoonSuk LEE ,  SoJung LEE ,  JaeSung LEE

IPC: H01L51/52 ,  H01L51/56 ,  H01L51/00 ,  H01L27/32

CPC classification number: H01L51/5203 ,  H01L27/3276 ,  H01L51/0017 ,  H01L51/5206 ,  H01L51/5218 ,  H01L51/5228 ,  H01L51/5237 ,  H01L51/56 ,  H01L2251/5315

Abstract: An organic light-emitting diode (OLED) display device and a method of fabricating the same can reduce resistance of a cathode by forming an auxiliary electrode. Also, such OLED display device and method can prevent damage on a pad electrode due to an etchant during patterning of an anode by applying a protective structure to the pad electrode of a pad area and by including the pad electrode exposed from a plurality of pad electrode layers.

Abstract translation: 有机发光二极管（OLED）显示装置及其制造方法可以通过形成辅助电极来降低阴极的电阻。 此外，这种OLED显示装置和方法可以通过向焊盘区域的焊盘电极施加保护结构并且通过包括从多个焊盘电极露出的焊盘电极来防止由于在图案化阳极期间的蚀刻剂对焊盘电极的损坏 层。