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1. 发明授权

US10403203B2 Organic light emitting display device 有权
公开(公告)号：US10403203B2
公开(公告)日：2019-09-03
申请号：US15594056
申请日：2017-05-12
申请人： LG DISPLAY CO., LTD.
发明人： JungChul Kim
IPC分类号： G09G3/36 , G09G3/30 , G09G3/3233
摘要： The present disclosure relates to an organic light emitting display device which is implemented to reduce or suppress the residual image and the flicker. According to an embodiment, a circuit includes an organic light emitting diode disposed between a first node and a first power source, a driving transistor disposed between the first node and a second power source and driving the organic light emitting device, a first transistor transmitting a data signal to the driving transistor, and a first control transistor disposed between the first node and a second node. The first control transistor applies a reverse current to the driving transistor during a first period and holes accumulated on the active layer of the driving transistor are removed during the first period, whereby a current path efficiency is improved.

2. 发明申请

US20140159002A1 ORGANIC LIGHT EMITTING DIODE DEVICE AND METHOD FOR FABRICATING THE SAME 有权
标题翻译：有机发光二极管装置及其制造方法
公开(公告)号：US20140159002A1
公开(公告)日：2014-06-12
申请号：US14069589
申请日：2013-11-01
申请人： LG DISPLAY CO., LTD.
发明人： JiNo Lee , SangMoo Song , JungChul Kim , SeHwan Na , JiYun Kim , Taro Hasumi
IPC分类号： H01L27/32
CPC分类号： H01L27/3262 , H01L27/124 , H01L27/1248 , H01L27/1259 , H01L27/3244 , H01L27/3246 , H01L27/3248 , H01L27/3258 , H01L27/3276 , H01L51/5212 , H01L51/5253 , H01L51/5256 , H01L51/56 , H01L2227/323
摘要： Disclosed are an organic light emitting diode device, and a method for fabricating the same. The organic light emitting diode device comprises a non-active area formed outside an active area of a substrate; a switching thin film transistor and a driving thin film transistor at each of the pixel regions; a planarization layer on the substrate; a first electrode on the planarization layer; a bank formed in the non-active area outside each pixel region; an organic light emitting layer on the first electrode; a second electrode on an entire surface of the substrate; a first passivation layer on the substrate; an organic layer on the first passivation layer; a second passivation layer on the organic layer and the first passivation layer; a barrier film disposed to face the substrate.
摘要翻译：公开了一种有机发光二极管器件及其制造方法。有机发光二极管装置包括在基板的有源区域外部形成的非有源区域; 每个像素区域上的开关薄膜晶体管和驱动薄膜晶体管; 衬底上的平坦化层; 平坦化层上的第一电极; 在每个像素区域之外的非有源区域中形成的堤; 在第一电极上的有机发光层; 在基板的整个表面上的第二电极; 衬底上的第一钝化层; 在第一钝化层上的有机层; 在所述有机层和所述第一钝化层上的第二钝化层; 设置为面对基板的阻挡膜。

3. 发明授权

US10540928B2 Electroluminescent display device 有权
公开(公告)号：US10540928B2
公开(公告)日：2020-01-21
申请号：US16563803
申请日：2019-09-06
申请人： LG Display Co., Ltd.
发明人： Donghyun Kim , JuhnSuk Yoo , JungChul Kim , Haeyoon Jeong , Hoonju Chung
IPC分类号： G09G3/3258 , H01L27/32
摘要： Disclosed is an electroluminescent display device. The electroluminescent display device includes a display area and a non-display area. And the electroluminescent display device includes a display panel including a plurality of pixel lines each including a plurality of pixel circuits.

4. 发明授权

US10411080B2 Flexible organic electroluminescent device and method for fabricating the same 有权
公开(公告)号：US10411080B2
公开(公告)日：2019-09-10
申请号：US15342617
申请日：2016-11-03
申请人： LG DISPLAY CO., LTD.
发明人： SangMoo Song , JiNo Lee , JungChul Kim , DoHyung Kim , SeHwan Na , Taro Hasumi
IPC分类号： H01L51/40 , H01L27/32 , H01L51/56 , H01L51/00 , H01L51/52
摘要： A flexible organic electroluminescent device and a method for fabricating the same includes a substrate defined with a display area including a plurality of pixel regions and a non-display area at the outside thereof; a switching thin film transistor and a drive thin film transistor formed at the each pixel region on the substrate; an organic insulating layer deposited on the substrate including the switching thin film transistor and drive thin film transistor to expose a drain electrode of the drive thin film transistor; a first electrode formed in each pixel region on the inorganic insulating layer, and connected to the drain electrode of the drive thin film transistor; banks formed around each pixel region on the substrate including the first electrode and separated from one another; an organic light emitting layer separately formed for each pixel region on the first electrode; a second electrode formed on an entire surface of the display area on the organic light emitting layer; and an organic layer formed on an entire surface of the substrate including the second electrode.

5. 发明授权

US11355570B2 Light emitting display panel and light emitting display apparatus using the same 有权
公开(公告)号：US11355570B2
公开(公告)日：2022-06-07
申请号：US17131237
申请日：2020-12-22
申请人： LG Display Co., Ltd.
发明人： NamKil Park , JungChul Kim
IPC分类号： G09G3/3266 , H01L27/32 , H01L27/15 , G09G3/3275 , G09G3/32 , H01L27/12
摘要： A light emitting display panel and a light emitting display apparatus using the same are disclosed, in which a gate driver is built in a display area and a low voltage supply line is provided in a non-display area. Each pixel in the display area includes a light emitting diode and a pixel driving circuit for driving the light emitting diode. The light emitting diode is connected with a high voltage line to which a first driving voltage is supplied, and is connected with a display area low voltage supply line to which a second driving voltage is supplied.

6. 发明授权

US10236326B2 Organic light emitting display device having sub pixels of different areas and distances 有权
公开(公告)号：US10236326B2
公开(公告)日：2019-03-19
申请号：US15369375
申请日：2016-12-05
申请人： LG DISPLAY CO., LTD.
发明人： Jung-Min Lee , JungChul Kim , WooChan Kim
IPC分类号： H01L27/32 , H01L51/52 , G09G3/3208
摘要： Provided is an organic light emitting display device including a plurality of sub pixels. Areas of emission regions of green sub pixels of the plurality of sub pixels are the same as or larger than an area of an emission region of at least one non-green sub pixel of the plurality of sub pixels. Also the organic light emitting display device includes an area of an emission region of a green sub pixel having a low luminance lifetime being the same as or larger than areas of emission regions of non-green sub pixels. Accordingly, it is possible to make the luminance lifetime of the green sub pixel and the luminance lifetimes of the non-green sub pixels uniform. Further, it is possible to minimize a color change of the organic light emitting display device.

7. 发明申请

US20140117341A1 FLEXIBLE ORGANIC ELECTROLUMINESCENT DEVICE AND METHOD FOR FABRICATING THE SAME 有权
标题翻译：柔性有机电致发光器件及其制造方法
公开(公告)号：US20140117341A1
公开(公告)日：2014-05-01
申请号：US14064786
申请日：2013-10-28
申请人： LG DISPLAY CO., LTD.
发明人： SangMoo Song , JiNo Lee , JungChul Kim , DoHyung Kim , SeHwan Na , Taro Hasumi
IPC分类号： H01L27/32 , H01L51/56
CPC分类号： H01L27/3246 , H01L51/0097 , H01L51/524 , H01L51/5246 , H01L51/5253 , H01L51/5256 , H01L51/56 , H01L2227/323 , H01L2251/5338 , Y02E10/549
摘要： A flexible organic electroluminescent device and a method for fabricating the same includes a substrate defined with a display area including a plurality of pixel regions and a non-display area at the outside thereof; a switching thin film transistor and a drive thin film transistor formed at the each pixel region on the substrate; an organic insulating layer deposited on the substrate including the switching thin film transistor and drive thin film transistor to expose a drain electrode of the drive thin film transistor; a first electrode formed in each pixel region on the inorganic insulating layer, and connected to the drain electrode of the drive thin film transistor; banks formed around each pixel region on the substrate including the first electrode and separated from one another; an organic light emitting layer separately formed for each pixel region on the first electrode; a second electrode formed on an entire surface of the display area on the organic light emitting layer; and an organic layer formed on an entire surface of the substrate including the second electrode.
摘要翻译：柔性有机电致发光器件及其制造方法包括：用包括多个像素区域的显示区域和在其外部的非显示区域限定的衬底; 形成在基板上的每个像素区域处的开关薄膜晶体管和驱动薄膜晶体管; 沉积在包括开关薄膜晶体管和驱动薄膜晶体管的基板上的有机绝缘层，以暴露驱动薄膜晶体管的漏电极; 第一电极，形成在无机绝缘层上的每个像素区域中，并连接到驱动薄膜晶体管的漏电极; 在包括第一电极并且彼此分离的基板上的每个像素区周围形成堤; 分别为第一电极上的每个像素区域形成的有机发光层; 形成在有机发光层上的显示区域的整个表面上的第二电极; 以及形成在包括第二电极的基板的整个表面上的有机层。

8. 发明授权

US11462588B2 Organic light emitting display device having sub pixels of different areas and distances 有权
公开(公告)号：US11462588B2
公开(公告)日：2022-10-04
申请号：US16255595
申请日：2019-01-23
申请人： LG DISPLAY CO., LTD.
发明人： Jung-Min Lee , JungChul Kim , WooChan Kim
IPC分类号： H01L27/32 , H01L51/52 , G09G3/3208
摘要： An organic light emitting display device includes a plurality of sub pixels including a plurality of red sub pixels, a plurality of green sub pixels, and a plurality of blue sub pixels, wherein each sub pixel of the plurality of sub pixels includes an emission region and a non-emission region surrounding the emission region, wherein each sub pixel of the plurality of sub pixels has the same size, wherein areas of emission regions of green sub pixels are the same as or larger than an area of an emission region of at least one red sub pixels and blue sub pixels, and wherein the emission region of green sub pixels extends into a portion of the non-emission region of the red sub pixels or a portion of the non-emission region of the blue sub pixels.

9. 发明授权

US10438538B2 Electroluminescent display device 有权
公开(公告)号：US10438538B2
公开(公告)日：2019-10-08
申请号：US16038460
申请日：2018-07-18
申请人： LG Display Co., Ltd.
发明人： Donghyun Kim , JuhnSuk Yoo , JungChul Kim , Haeyoon Jeong , Hoonju Chung
IPC分类号： G09G3/3258 , H01L27/32
摘要： Disclosed is an electroluminescent display device. The electroluminescent display device includes a display area and a non-display area. And the electroluminescent display device includes a display panel including a plurality of pixel lines each including a plurality of pixel circuits.

10. 发明申请

US20170077197A1 FLEXIBLE ORGANIC ELECTROLUMINESCENT DEVICE AND METHOD FOR FABRICATING THE SAME 审中-公开
标题翻译：柔性有机电致发光器件及其制造方法
公开(公告)号：US20170077197A1
公开(公告)日：2017-03-16
申请号：US15342617
申请日：2016-11-03
申请人： LG DISPLAY CO., LTD.
发明人： SangMoo Song , JiNo Lee , JungChul Kim , DoHyung Kim , SeHwan Na , Taro Hasumi
IPC分类号： H01L27/32 , H01L51/52 , H01L51/00 , H01L51/56
CPC分类号： H01L27/3246 , H01L51/0097 , H01L51/524 , H01L51/5246 , H01L51/5253 , H01L51/5256 , H01L51/56 , H01L2227/323 , H01L2251/5338 , Y02E10/549
摘要： A flexible organic electroluminescent device and a method for fabricating the same includes a substrate defined with a display area including a plurality of pixel regions and a non-display area at the outside thereof; a switching thin film transistor and a drive thin film transistor formed at the each pixel region on the substrate; an organic insulating layer deposited on the substrate including the switching thin film transistor and drive thin film transistor to expose a drain electrode of the drive thin film transistor; a first electrode formed in each pixel region on the inorganic insulating layer, and connected to the drain electrode of the drive thin film transistor; banks formed around each pixel region on the substrate including the first electrode and separated from one another; an organic light emitting layer separately formed for each pixel region on the first electrode; a second electrode formed on an entire surface of the display area on the organic light emitting layer; and an organic layer formed on an entire surface of the substrate including the second electrode.
摘要翻译：柔性有机电致发光器件及其制造方法包括：用包括多个像素区域的显示区域和在其外部的非显示区域限定的衬底; 形成在基板上的每个像素区域处的开关薄膜晶体管和驱动薄膜晶体管; 沉积在包括开关薄膜晶体管和驱动薄膜晶体管的基板上的有机绝缘层，以暴露驱动薄膜晶体管的漏电极; 第一电极，形成在无机绝缘层上的每个像素区域中，并连接到驱动薄膜晶体管的漏电极; 在包括第一电极并且彼此分离的基板上的每个像素区周围形成堤; 分别为第一电极上的每个像素区域形成的有机发光层; 形成在有机发光层上的显示区域的整个表面上的第二电极; 以及形成在包括第二电极的基板的整个表面上的有机层。

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