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公开(公告)号：US11239293B2
公开(公告)日：2022-02-01
申请号：US16618495
申请日：2019-05-06
发明人： Linlin Wang , Guang Yan
摘要： An array substrate includes a base substrate, a pixel definition layer, a light-emitting layer, and a plurality of auxiliary electrodes. A pixel definition layer is formed on the base substrate, and includes patterned retaining walls and a plurality of openings defined by the retaining walls. A surface of each of the retaining walls facing away from the base substrate is provided with a first groove. A light-emitting layer is formed on the retaining wall and in the plurality of openings. The light-emitting layer conformally covers respective first grooves of the retaining walls to form respective second grooves. Each of the plurality of auxiliary electrodes is formed in a respective one of the second grooves.
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2.发明授权公开(公告)号：US11107864B2
公开(公告)日：2021-08-31
申请号：US16546968
申请日：2019-08-21
发明人： Guang Yan , Changyen Wu , Juanjuan You , Linlin Wang
摘要： The present disclosure provides an organic light-emitting diode display substrate, a method of preparing the same, and a display device. The organic light-emitting diode display substrate includes: a light-emitting layer, a light modulation layer, and a color conversion layer, in which the light-emitting layer is configured to emit first color light, the light modulation layer and the color conversion layer are arranged on different light-exiting paths of the light-emitting layer, the color conversion layer is configured to convert first color light into second color light and third color light, and the light modulation layer is configured to modulate an emergent direction of first color light.
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公开(公告)号：US11011586B2
公开(公告)日：2021-05-18
申请号：US15761372
申请日：2017-07-20
发明人： Xing Fan , Guang Yan , Lintao Zhang , Zheng Liu
摘要： The present application discloses a display substrate including a plurality of pixels arranged in an array of matrix. Each of the plurality of pixels includes several OLED devices emitting light of different color. Each OLED device includes at least a first electrode, a second electrode, and an emitting layer located between the first electrode and the second electrode. At least one layer in either part of the first electrode or the emitting layer forming a microcavity characterized by an optical length. Any two OLED devices emitting light of same color in two adjacent pixels of the plurality of pixels have two microcavities respectively with different optical lengths. At least one OLED device emitting any one colored light in any one pixel of the plurality of pixels has a microcavity with different optical length from other OLED devices emitting light of different color in the same one pixel.
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公开(公告)号：US10991901B2
公开(公告)日：2021-04-27
申请号：US15751445
申请日：2017-06-19
IPC分类号： H01L51/50
摘要： This disclosure relates to an organic electroluminescent device, comprising: a light emitting layer comprising a plurality of light emitting regions arranged in an array, each light emitting region being an organic electroluminescent region; an electron transport layer, a cathode and a transflective layer successively disposed in a first direction from the light emitting layer towards a light emergent side of the organic electroluminescent device starting from the light emitting layer; and a hole transport layer, an anode and a reflective layer successively disposed in a second direction opposite to the first direction starting from the light emitting layer. In addition, in a projection region of at least one light emitting region on the hole transport layer, the hole transport layer has at least two portions of different thicknesses for selecting a wavelength range of light emitted by the at least one light emitting region and/or enhancing the emitted light.
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公开(公告)号：US20190189726A1
公开(公告)日：2019-06-20
申请号：US16140648
申请日：2018-09-25
发明人： Changyen Wu , Bin Bo , Guang Yan
IPC分类号： H01L27/32 , H01L51/50 , G02F1/1335
CPC分类号： H01L27/3267 , G02F1/133603 , G02F2201/44 , H01L27/3213 , H01L27/322 , H01L51/5012
摘要： A display device is provided in embodiments of the disclosure relating to the field of display technology, the display device including: a liquid crystal display panel; and an organic electroluminescent display panel provided opposite to the liquid crystal display panel and configured to function as a backlight source for the liquid crystal display panel; the liquid crystal display panel has a display region defined therein, and comprises a plurality of pixel units arranged in an array and located in the display region, each of the plurality of pixel units comprising a plurality of sub-pixel units; the organic electroluminescent display panel has a light-emitting region defined therein and opposite to the display region, and comprises a plurality of light-emitting units arranged in an array and located in the light-emitting region, each of the plurality of light-emitting units comprising a plurality of light-emitting sub-units; and an area of each of the plurality of sub-pixel units is smaller than an area of a corresponding one of the plurality of light-emitting sub-units at least overlapping therewith.
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公开(公告)号：US10325961B2
公开(公告)日：2019-06-18
申请号：US15562875
申请日：2017-04-11
发明人： Changyen Wu , Guang Yan , Yue Hu , Yingying Song
摘要： This disclosure relates to an electroluminescent display, a manufacture method thereof, and a display device. The electroluminescent display device comprises: a substrate, and a plurality of pixel units arranged in an array on the substrate. Each pixel unit comprises a plurality of sub-pixel units. Each pixel unit comprises at least two light-emitting layers connected in series. Furthermore, in each pixel unit, at least one light-emitting layer comprises at least two light-emitting units arranged in parallel and emitting light of different colors. Besides, in each pixel unit, at least one light-emitting unit is configured to be shared by two adjacent sub-pixel units of a corresponding pixel unit.
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7.发明授权公开(公告)号：US10134824B2
公开(公告)日：2018-11-20
申请号：US15304823
申请日：2015-09-15
发明人： Guang Yan , Chang Yen Wu
摘要： The present disclosure provides an organic light-emitting pixel with four subpixels formed in two groups, each group having two adjacent subpixels. The organic light-emitting pixel includes a first electrode layer formed on a substrate, including a plurality of first electrodes, each first electrode corresponding to one of the subpixels; a second electrode layer; and a first functional layer corresponding to three of the four subpixels. The first function layer is configured to adjust a distance between a first electrode and the second electrode layer. The organic light-emitting pixel also includes a light-emitting layer including a first portion and a second portion, the first portion corresponding to one of the two groups of subpixels and the second portion corresponding to another one of the two groups of subpixels, respectively.
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公开(公告)号：US09966418B2
公开(公告)日：2018-05-08
申请号：US15235158
申请日：2016-08-12
发明人： Chinlung Liao , Guang Yan
CPC分类号： H01L27/322 , H01L27/3209 , H01L27/3276 , H01L51/56
摘要： The present invention discloses a pixel structure, an organic light emitting display panel and a method for fabricating the same, and a display device. The pixel structure includes a plurality of organic light emitting diodes capable of emitting light of multiple colors and a plurality of light filtering portions provided at a light emitting side of the plurality of organic light emitting diodes, wherein each light filtering portion is provided in correspondence with each of a part of the organic light emitting diodes, such that light emitted from each of the part of the organic light emitting diodes passes through corresponding light filtering portion while light emitted from the remaining of the organic light emitting diodes does not pass through any light filtering portion, and the light filtering portions each process light having a color corresponding to the color of light emitted by corresponding organic light emitting diode.
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公开(公告)号：US20160268347A1
公开(公告)日：2016-09-15
申请号：US14648091
申请日：2014-08-26
CPC分类号： H01L27/322 , H01L27/3211 , H01L27/3248 , H01L27/3258 , H01L27/3262 , H01L51/5012 , H01L51/56
摘要： There are provided an OLED display and a method of manufacturing the same, in order to improved resolution of the OLED display. The OLED display comprises a substrate and a plurality of light emitting array units provided and periodically arranged on the substrate, each light emitting array unit comprising first, second and third light emitting units arranged in this order. Each light emitting unit comprises an anode, a cathode and an organic material functional layer located therebetween, the organic material functional layer comprising a light emitting layer. For each light emitting array unit, the first light emitting layer is formed within the first and second light emitting units, the second light emitting layer is formed within the second and third light emitting units, and the first and second light emitting layers are configured to emit light of different colors; in the second light emitting unit, the first and second light emitting layers overlap with each other and are configured so that only one of them is capable of emitting light. In each light emitting array unit, one of two light emitting units which have the same light emitting layer for emitting light further comprises a light color conversion layer arranged on a light exiting side of the one light emitting unit, the light color conversion layer being configured to convert light from its corresponding light emitting layer to light having a color different from those of light emitted by other light emitting units of the light emitting array unit.
摘要翻译： 为了提高OLED显示器的分辨率，提供了OLED显示器及其制造方法。 OLED显示器包括基板和设置并周期性地布置在基板上的多个发光阵列单元，每个发光阵列单元包括按顺序排列的第一，第二和第三发光单元。 每个发光单元包括阳极，阴极和位于其间的有机材料功能层，有机材料功能层包括发光层。 对于每个发光阵列单元，第一发光层形成在第一和第二发光单元内，第二发光层形成在第二和第三发光单元内，第一和第二发光层被配置为 发出不同颜色的光; 在第二发光单元中，第一和第二发光层彼此重叠并且被配置为使得它们中只有一个能够发光。 在每个发光阵列单元中，具有用于发光的相同发光层的两个发光单元中的一个进一步包括布置在一个发光单元的光出射侧的光色转换层，所述光色转换层被配置 以将来自其对应的发光层的光转换成具有与发光阵列单元的其它发光单元发射的光不同的颜色的光。
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公开(公告)号：US11937481B2
公开(公告)日：2024-03-19
申请号：US15734826
申请日：2020-04-09
发明人： Guang Yan , Changyen Wu , Linlin Wang , Yongqi Shen , Juanjuan You , Li Sun
IPC分类号： H10K59/38 , H10K50/86 , H10K59/121 , H10K71/00
CPC分类号： H10K59/38 , H10K50/865 , H10K59/121 , H10K71/00
摘要： A display substrate, a manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate and a white OLED display unit on the base substrate, and further includes: an optical adjustment structure on a light emitting side of the white OLED display unit, where the optical adjustment structure is in a peripheral region of each pixel region. The optical adjustment structure is configured to absorb light in a first wavelength range or convert light in a first wavelength range into light in a second wavelength range.
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