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1. 发明授权

US10586939B2 Organic light emitting display device 有权
公开(公告)号：US10586939B2
公开(公告)日：2020-03-10
申请号：US16421777
申请日：2019-05-24
申请人： LG Display Co., Ltd.
发明人： Sung Hoon Pieh , Chang Wook Han , Hong Seok Choi , Ki-Woog Song , So Yeon Ahn , Seung Hyun Kim
IPC分类号： H01L51/50 , H01L51/52
摘要： An organic light emitting display device comprises two emission portions between first and second electrodes, wherein at least one among the two emission portions includes two emitting layers, whereby efficiency and a color reproduction ratio may be improved.

2. 再颁专利

USRE47544E1 Organic light emitting display device and method of manufacturing the same 有权
公开(公告)号：USRE47544E1
公开(公告)日：2019-07-30
申请号：US15199247
申请日：2016-06-30
申请人： LG Display Co., Ltd.
发明人： Hwa Kyung Kim , Byung Chul Ahn , Chang Wook Han , Woo Jin Nam , Hong Seok Choi , Yoon Heung Tak , Shinji Takasugi
IPC分类号： H01L27/32 , H01L51/52 , H01L51/56
摘要： Provided are a method of manufacturing an organic light emitting display device and an organic light emitting display device manufactured by the method. The method includes calculating a peak-luminance current density for each of a red sub-pixel, a blue sub-pixel, a green sub-pixel, and a white sub-pixel, calculating an average use current density for each of the red sub-pixel, blue sub-pixel, green sub-pixel, and white sub-pixel; determining a size of each sub-pixel with the peak-luminance current density and the average use current density, and forming the sub-pixels with the determined sizes of the respective sub-pixels. The present invention sets the size of each sub-pixel in consideration of a peak-luminance current density and an average use current density, thus easily achieving the peak luminance and enhancing the color-coordinate life.

3. 发明授权

US10038157B2 White organic light emitting device 有权
公开(公告)号：US10038157B2
公开(公告)日：2018-07-31
申请号：US15417161
申请日：2017-01-26
申请人： LG Display Co., Ltd.
发明人： So Yeon Ahn , Chang Wook Han , Hong Seok Choi , Seung Ryong Joung , Jung Soo Park , Min Gyu Lee
IPC分类号： H01L51/00 , H01L51/50 , H01L51/52 , H01L27/32
CPC分类号： H01L51/504 , H01L27/3209 , H01L27/322 , H01L51/5044 , H01L51/5278 , H01L2251/552
摘要： Disclosed is a white organic light emitting device. The white organic light emitting device includes a first emission part between a first electrode and a second electrode, a second emission part on the first emission part, and a third emission part on the second emission part. At least one of the first to third emission parts includes at least two emission layers including a red emission layer, and a position of the red emission layer is set to enhance a color reproduction rate and at least one of red efficiency, green efficiency, and blue efficiency.

4. 发明授权

US09224967B2 White organic light emitting device 有权
标题翻译：白色有机发光装置
公开(公告)号：US09224967B2
公开(公告)日：2015-12-29
申请号：US14109634
申请日：2013-12-17
申请人： LG DISPLAY CO., LTD.
发明人： Tae Sun Yoo , Hwa Kyung Kim , Hong Seok Choi , Jae Il Song , Mi Young Han , Shin Han Kim , Hye Min Oh
IPC分类号： H01L51/50
CPC分类号： H01L51/5028 , H01L27/3209 , H01L51/5016 , H01L51/504 , H01L51/5044 , H01L51/5056 , H01L51/5072 , H01L51/5088 , H01L51/5092 , H01L51/5206 , H01L51/5221 , H01L2251/5361 , H01L2251/5376 , H01L2251/5384 , H01L2251/558
摘要： A white organic light emitting device includes: first and second electrodes formed to face each other on a substrate; a first stack configured with a hole injection layer, a first hole transportation layer, a first light emission layer and a first electron transportation layer which are stacked between the first and second electrodes; a second stack configured with a second hole transportation layer, a second light emission layer, a third light emission layer, a second electron transportation layer and an electron injection layer which are stacked between the first stack and the second electrode; and a charge generation layer interposed between the first and second stacks and configured to adjust a charge balance between the two stacks.
摘要翻译：白色有机发光器件包括：在基板上彼此面对形成的第一和第二电极; 配置有层叠在第一和第二电极之间的空穴注入层，第一空穴传输层，第一发光层和第一电子传输层的第一堆叠; 配置有第二空穴传输层，第二发光层，第三发光层，第二电子传输层和电子注入层的第二堆叠，堆叠在第一堆叠和第二电极之间; 以及插入在所述第一和第二堆叠之间并且被配置为调整所述两个堆叠之间的电荷平衡的电荷产生层。

5. 发明授权

US10985338B2 Organic light emitting display device 有权
公开(公告)号：US10985338B2
公开(公告)日：2021-04-20
申请号：US17016007
申请日：2020-09-09
申请人： LG Display Co., Ltd.
发明人： Sung Hoon Pieh , Chang Wook Han , Hong Seok Choi , Ki-Woog Song , So Yeon Ahn , Seung Hyun Kim
IPC分类号： H01L51/50 , H01L51/52
摘要： An organic light emitting display device comprises two emission portions between first and second electrodes, wherein at least one among the two emission portions includes two emitting layers, whereby efficiency and a color reproduction ratio may be improved.

6. 发明申请

US20160118612A1 WHITE ORGANIC LIGHT EMITTING DISPLAY DEVICE AND ORGANIC LIGHT EMITTING DISPLAY APPARATUS USING THE SAME 有权
标题翻译：白色有机发光显示装置和有机发光显示装置
公开(公告)号：US20160118612A1
公开(公告)日：2016-04-28
申请号：US14848168
申请日：2015-09-08
申请人： LG Display Co., Ltd.
发明人： Jung Soo Park , Hong Seok Choi , Seung Ryong Joung , SoYeon Ahn , Min Gyu Lee
IPC分类号： H01L51/50 , H01L27/32 , H01L51/52
CPC分类号： H01L51/504 , H01L27/3213 , H01L27/322 , H01L51/5004 , H01L51/5024 , H01L51/5044 , H01L51/5056 , H01L51/5212 , H01L51/5221 , H01L51/5253 , H01L51/5278 , H01L2251/5384 , H01L2251/55
摘要： Disclosed is a white organic light emitting display device comprising first and second electrodes, and a first emitting part between the first and second electrodes, the first emitting part including a red emitting layer and a blue emitting layer adjacent to the red emitting layer, wherein the red emitting layer includes a first host material which does not absorb a blue light emitted from the blue emitting layer, and an organic light emitting display apparatus using the same.
摘要翻译：公开了一种白色有机发光显示装置，其包括第一和第二电极以及第一和第二电极之间的第一发光部分，第一发光部分包括红色发光层和与红色发光层相邻的蓝色发光层，其中，红色发光层包括不吸收从蓝色发光层发射的蓝色光的第一主体材料和使用该蓝色发光层的有机发光显示装置。

7. 发明授权

US08766292B2 Organic light emitting display device and method of manufacturing the same 有权
标题翻译：有机发光显示装置及其制造方法
公开(公告)号：US08766292B2
公开(公告)日：2014-07-01
申请号：US13706572
申请日：2012-12-06
申请人： LG Display Co., Ltd
发明人： Hwa Kyung Kim , Byung Chul Ahn , Chang Wook Han , Woo Jin Nam , Hong Seok Choi , Yoon Heung Tak , Shinji Takasugi
IPC分类号： H01L51/52
CPC分类号： H01L27/3216 , H01L27/3213
摘要： Provided are a method of manufacturing an organic light emitting display device and an organic light emitting display device manufactured by the method. The method includes calculating a peak-luminance current density for each of a red sub-pixel, a blue sub-pixel, a green sub-pixel, and a white sub-pixel, calculating an average use current density for each of the red sub-pixel, blue sub-pixel, green sub-pixel, and white sub-pixel; determining a size of each sub-pixel with the peak-luminance current density and the average use current density, and forming the sub-pixels with the determined sizes of the respective sub-pixels. The present invention sets the size of each sub-pixel in consideration of a peak-luminance current density and an average use current density, thus easily achieving the peak luminance and enhancing the color-coordinate life.
摘要翻译：提供一种制造有机发光显示装置的方法和通过该方法制造的有机发光显示装置。该方法包括计算红色子像素，蓝色子像素，绿色子像素和白色子像素中的每一个的峰值亮度电流密度，计算每个红色子像素的平均使用电流密度像素，蓝色子像素，绿色子像素和白色子像素; 使用峰值亮度电流密度和平均使用电流密度来确定每个子像素的尺寸，以及用所确定的各个子像素的尺寸形成子像素。考虑到峰值亮度电流密度和平均使用电流密度，本发明设定每个子像素的尺寸，因此容易实现峰值亮度并提高颜色坐标寿命。

8. 发明授权

US09705102B2 White organic light emitting device 有权
公开(公告)号：US09705102B2
公开(公告)日：2017-07-11
申请号：US14720405
申请日：2015-05-22
申请人： LG Display Co., Ltd.
发明人： So Yeon Ahn , Chang Wook Han , Hong Seok Choi , Seung Ryong Joung , Jung Soo Park , Min Gyu Lee
IPC分类号： H01L51/00 , H01L29/08 , H01L51/50 , H01L51/52
CPC分类号： H01L51/504 , H01L27/3209 , H01L27/322 , H01L51/5044 , H01L51/5278 , H01L2251/552
摘要： Disclosed is a white organic light emitting device. The white organic light emitting device includes a first emission part between a first electrode and a second electrode, a second emission part on the first emission part, and a third emission part on the second emission part. At least one of the first to third emission parts includes at least two emission layers including a red emission layer, and a position of the red emission layer is set to enhance a color reproduction rate and at least one of red efficiency, green efficiency, and blue efficiency.

9. 发明授权

US10177330B2 Organic light emitting display device with two emission portions 有权
公开(公告)号：US10177330B2
公开(公告)日：2019-01-08
申请号：US14873414
申请日：2015-10-02
申请人： LG Display Co., Ltd.
发明人： Sung Hoon Pieh , Chang Wook Han , Hong Seok Choi , Ki-Woog Song , So Yeon Ahn , Seung Hyun Kim
IPC分类号： H01L51/50 , H01L51/52
摘要： An organic light emitting display device comprises two emission portions between first and second electrodes, wherein at least one among the two emission portions includes two emitting layers, whereby efficiency and a color reproduction ratio may be improved.

10. 发明授权

US10026915B2 White organic light emitting device 有权
公开(公告)号：US10026915B2
公开(公告)日：2018-07-17
申请号：US14949184
申请日：2015-11-23
申请人： LG Display Co., Ltd.
发明人： Tae Sun Yoo , Hwa Kyung Kim , Hong Seok Choi , Jae Il Song , Mi Young Han , Shin Han Kim , Hye Min Oh
IPC分类号： H01L51/50 , H01L51/52 , H01L27/32
摘要： A white organic light emitting device can include first and second electrodes on a substrate; a first stack configured with a hole injection layer, a first hole transportation layer, a first light emission layer and a first electron transportation layer which are stacked on the first electrode; a second stack configured with a second hole transportation layer, a second light emission layer, a third light emission layer, and a second electron transportation layer which are stacked on the first stack; a third stack interposed between the second stack and the second electrode and configured with a third hole transportation layer, a fourth light emission layer, a third electron transportation layer and an electron injection layer which are stacked on the second stack; and charge generation layers interposed between the first and second stacks and between the second and third stacks and configured to adjust a charge balance between the stacks.

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