-
公开(公告)号：US20200335728A1
公开(公告)日：2020-10-22
申请号：US16917491
申请日：2020-06-30
Applicant: LG Display Co., Ltd.
Inventor： Hyun-Soo LIM , Kang-Ju LEE , Soo-Kang KIM , Won-Hoe KOO , Min-Geun CHOI
Abstract: The present disclosure relates to an organic light emitting diode display device including: a substrate having an emitting area and a non-emitting area; an insulating layer on the substrate, the insulating layer including a plurality of convex portions, a plurality of connecting portions and at least one wall in the emitting area, a height of the at least one wall is greater than a height of the plurality of convex portions; a first electrode on the substrate; an emitting layer on the first electrode; and a second electrode on the emitting layer, the first electrode, the emitting layer and the second electrode constituting a light emitting diode.
-
公开(公告)号：US20190006626A1
公开(公告)日：2019-01-03
申请号：US16023106
申请日：2018-06-29
Applicant: LG Display Co., Ltd.
Inventor： Soo-Kang KIM , Won-Hoe KOO , Ji-Hyang JANG , So-Young JO
CPC classification number: H01L51/5271 , G09G3/2003 , G09G3/3258 , G09G3/3266 , G09G3/3275 , H01L27/3213 , H01L27/322 , H01L27/3258 , H01L27/3272 , H01L51/5209 , H01L51/5225 , H01L51/5262 , H01L51/5281 , H01L2251/558
Abstract: Disclosed is a light emitting display device which facilitates to improve light-extraction efficiency of pixels, and to maximize light-extraction efficiency of each pixel, wherein the light emitting display device includes a substrate having a first area and a second area, a planarization coating layer prepared on the substrate and configured to have a first curve pattern prepared on the first area, and a second curve pattern prepared on the second area, and an emission device prepared on the first curve pattern and the second curve pattern, wherein a thickness of the planarization coating layer overlapping the first curve pattern is different from a thickness of the planarization coating layer overlapping the second curve pattern, and each of the first curve pattern and the second curve pattern includes a plurality of protruding portions having an aspect ratio of 0.4˜0.6.
-
公开(公告)号：US20200321557A1
公开(公告)日：2020-10-08
申请号：US16905799
申请日：2020-06-18
Applicant: LG Display Co., Ltd.
Inventor： Yong-Hoon CHOI , Won-Hoe KOO , Woo-Ram YOUN
Abstract: An electroluminescent display device includes a thin film transistor disposed on a substrate; a passivation layer disposed on the thin film transistor; a plurality of metallic patterns disposed to be spaced apart from each other on the passivation layer; a reflective electrode disposed conforming to the shapes of the plurality of metallic patterns and a top surface of the passivation layer and including a plurality of protruding portions; an overcoat layer disposed on the passivation layer and the reflective electrode and including an opening configured to expose a top surface of each of the plurality of protruding portions; a first electrode disposed on the reflective electrode and the overcoat layer and electrically connected to the reflective electrode; an light-emitting layer disposed on the first electrode; and a second electrode disposed on the light-emitting layer.
-
公开(公告)号：US20200083482A1
公开(公告)日：2020-03-12
申请号：US16672476
申请日：2019-11-03
Applicant: LG Display Co., Ltd.
Inventor： Soo-Kang KIM , Won-Hoe KOO , Ji-Hyang JANG , So-Young JO
Abstract: Disclosed is a light emitting display device which facilitates to improve light-extraction efficiency of pixels, and to maximize light-extraction efficiency of each pixel, wherein the light emitting display device includes a substrate having a first area and a second area, a planarization coating layer prepared on the substrate and configured to have a first curve pattern prepared on the first area, and a second curve pattern prepared on the second area, and an emission device prepared on the first curve pattern and the second curve pattern, wherein a thickness of the planarization coating layer overlapping the first curve pattern is different from a thickness of the planarization coating layer overlapping the second curve pattern, and each of the first curve pattern and the second curve pattern includes a plurality of protruding portions having an aspect ratio of 0.4˜0.6.
-
公开(公告)号：US20190067383A1
公开(公告)日：2019-02-28
申请号：US16116405
申请日：2018-08-29
Applicant: LG DISPLAY CO., LTD.
Inventor： So-Young JO , Soo-Kang KIM , Won-Hoe KOO
CPC classification number: H01L27/3213 , H01L27/322 , H01L27/3262 , H01L51/5209 , H01L51/5275 , H01L51/5284
Abstract: An organic light emitting display device includes a substrate including a plurality of pixel regions, a light absorption material layer in a white pixel region of the plurality of pixel regions and including a light absorption dye, an overcoat layer on the light absorption material layer, a micro-lens structure at a top surface of the overcoat layer, and an emitting diode on the micro-lens structure, wherein the light absorption dye has a main absorption wavelength of about 500 to 640 nm.
-
Patent Agency Ranking
公开(公告)号：US20210217818A1
公开(公告)日：2021-07-15
申请号：US17196859
申请日：2021-03-09
Applicant: LG Display Co., Ltd
Inventor： Ji-Hyang JANG , Won-Hoe KOO , Tae-Shick KIM
Abstract: Various embodiments provide an organic light emitting diode display device that includes a substrate having an emitting area and a non-emitting area; an overcoating layer on the substrate and including a convex portion and a concave portion. The convex portion includes a bottom surface portion, a top surface portion and a side surface portion between the bottom surface portion and the top surface portion. The organic light emitting diode further includes a first electrode on the overcoating layer; a light emitting layer on the first electrode; and a second electrode on the light emitting layer. The side surface portion is a main emission region having a first emission spectrum and the concave portion is an auxiliary emission region having a second emission spectrum different from the first emission spectrum. The main emission region and the auxiliary emission region are an effective emission region.
-
公开(公告)号：US20200303685A1
公开(公告)日：2020-09-24
申请号：US16898041
申请日：2020-06-10
Applicant: LG Display Co., Ltd.
Inventor： Ji-Hyang JANG , So-Young JO , Won-Hoe KOO
Abstract: Provided are an organic light-emitting diode (OLED) and an organic light-emitting device including the same. The OLED includes a first electrode, an organic emissive layer which includes a plurality of convex curves or a plurality of concave curves in a light-emitting region and of which a slope of an inclined plane of an upper region with respect to a horizontal line dividing a height of the plurality of convex curves into halves is greater than a slope of an inclined plane of a lower region thereof, and a second electrode provided on the organic emissive layer. Accordingly, the OLED and the organic light-emitting device including the same are capable of improving current efficiency.
-
公开(公告)号：US20200058708A1
公开(公告)日：2020-02-20
申请号：US16536209
申请日：2019-08-08
Applicant: LG Display Co., Ltd
Inventor： Ji-Hyang JANG , Won-Hoe KOO , Tae-Shick KIM
Abstract: Various embodiments provide an organic light emitting diode display device that includes a substrate having an emitting area and a non-emitting area; an overcoating layer on the substrate and including a convex portion and a concave portion. The convex portion includes a bottom surface portion, a top surface portion and a side surface portion between the bottom surface portion and the top surface portion. The organic light emitting diode further includes a first electrode on the overcoating layer; a light emitting layer on the first electrode; and a second electrode on the light emitting layer. The side surface portion is a main emission region having a first emission spectrum and the concave portion is an auxiliary emission region having a second emission spectrum different from the first emission spectrum. The main emission region and the auxiliary emission region are an effective emission region.
-
公开(公告)号：US20190131581A1
公开(公告)日：2019-05-02
申请号：US16171086
申请日：2018-10-25
Applicant: LG Display Co., Ltd.
Inventor： Yong-Hoon CHOI , Won-Hoe KOO
Abstract: An electroluminescent display device includes an overcoat layer on a substrate; a plurality of low-refractive members formed of an inorganic matter and disposed on the overcoat layer; a first electrode on the overcoat layer and the plurality of low-refractive members; a bank layer disposed on the overcoat layer and the first electrode and including an opening configured to expose the first electrode; an emitting layer disposed on the first electrode; and a second electrode disposed on the emitting layer, wherein each of the plurality of low-refractive members includes a first flat surface contacting the first electrode, a second flat surface having an area greater than that of the first flat surface and contacting the overcoat layer and first and second inclined surfaces connecting the first flat surface and the second flat surface, and, wherein a refractive index of each of the plurality of low-refractive members is lower than those of the overcoat layer and the first electrode.
-
公开(公告)号：US20190067624A1
公开(公告)日：2019-02-28
申请号：US16109691
申请日：2018-08-22
Applicant: LG Display Co., Ltd.
Inventor： Yong-Hoon CHOI , Keum-Kyu MIN , Won-Hoe KOO
Abstract: An electroluminescent display device includes: a substrate including a subpixel; a thin film transistor disposed at the subpixel; an overcoat layer disposed on the thin film transistor; a first electrode disposed on the overcoat layer and electrically connected to the thin film transistor; a bank layer disposed on the overcoat layer and the first electrode, the bank layer including a plurality of openings configured to expose the first electrode and a plurality of opening patterns formed in a bar shape to expose the first electrode and connect the plurality of openings; an emitting layer disposed on the first electrode and the bank layer; and a second electrode disposed on the emitting layer.
-
-
-
-
-
-
-
-
-
Search Results
23
records
(took 0.023 seconds)
