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公开(公告)号:US20210117032A1
公开(公告)日:2021-04-22
申请号:US17136032
申请日:2020-12-29
发明人: Min CHEN , Xinzhao LIU , Qingxia WANG
摘要: A display device and an electric apparatus are provided in the present disclosure. A touch unit of the display device includes a touch layer and an optical compensation layer arranged oppositely, the touch layer includes multiple first electrode groups and multiple second electrode groups, multiple second touch electrodes in the second electrode group are connected to each other through the optical compensation layer, and an orthographic projection of the optical compensation layer on a surface of the touch layer covers the touch layer, so that each position of the touch unit is a double-layer structure formed by the touch layer and the optical compensation layer, which avoids the problem that an electrode bridge in the display device may be visible in some cases caused by different light absorption levels in certain areas of the touch unit due to the different number of film layers.
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公开(公告)号:US20210097919A1
公开(公告)日:2021-04-01
申请号:US16730718
申请日:2019-12-30
发明人: Huiping Chai , Lijing Han
摘要: Provided are a display panel and a display device. The display panel is configured such that a first luminous intensity of a first sub-pixel is greater than a second luminous intensity of a second sub-pixel at a same driving current. A light blocking structure includes a grid-shaped grid line, the shortest distance between a first orthographic projection of a first sub-pixel onto a substrate and a third orthographic projection of the grid line onto the substrate is D1H along the row direction of an array, the shortest distance between a second orthographic projection of a second sub-pixel onto the substrate and the third orthographic projection of the grid line onto the substrate is D2H along the row direction of the array, where D1H
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公开(公告)号:US10964268B2
公开(公告)日:2021-03-30
申请号:US16202528
申请日:2018-11-28
发明人: Renyuan Zhu , Yue Li , Dongxu Xiang , Yana Gao , Xingyao Zhou
IPC分类号: G11C19/00 , G09G3/3266 , G11C19/28 , G09G3/36 , G09G3/20
摘要: The present disclosure provides a shift register, a driving method thereof, a scan driving circuit and a display device. The shift register includes: a first node control module configured to control level at the first node based on an input signal and a second clock signal; a second node control module configured to control level at a second node based on the input signal, the first clock signal, the second clock signal, a low level signal and a high level signal; and an output control module configured to control the output terminal to output high level or low level based on level at the first node, level at the second node and the second clock signal. The second node can be provided with a relatively low level, which is conductive to maintaining a normal output of the shift register.
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公开(公告)号:US20210091147A1
公开(公告)日:2021-03-25
申请号:US16729239
申请日:2019-12-27
发明人: Yuhao LIU , Mingzhi DAI , Jinghua NIU
摘要: Provided is a display panel having a display area including a first display area and a second display area. The display panel includes: a substrate; an array layer; a display layer including light-emitting elements each including an anode, a light-emitting layer and a cathode that are sequentially stacked; the light-emitting elements comprises first light-emitting elements and second light-emitting elements; a state switching layer located at a side of the display layer facing away from a display surface of the display panel and located in the first display area, wherein in a direction perpendicular to the display panel, the state switching layer overlaps the first light-emitting elements; the state switching layer is switchable between a first state and a second state, and the state switching layer has a smaller light transmittance in the first state than in the second state; and an optical element.
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公开(公告)号:US10950796B2
公开(公告)日:2021-03-16
申请号:US15892196
申请日:2018-02-08
发明人: Ying Liu , Xiangcheng Wang , Jinghua Niu , Peng Shu
IPC分类号: H01L51/00 , C07D213/22 , C09K11/06 , C07C211/61 , C07D251/24 , C07C13/72 , H01L51/50
摘要: Provided are a light-emitting element and a display device containing the light-emitting element. The light-emitting element comprises an anode, a cathode opposite to the anode, and a plurality of organic layers placed between the anode and the cathode; at least three of the plurality of organic layers each independently contain a compound having a spirobifluorene structure; or at least two of the plurality of organic layers each contain the compound having a spirobifluorene structure and together contain at least three types of the compound having a spirobifluorene structure. By providing the organic layers with the compound having a spirobifluorene structure, the HOMO or LUMO energy level difference for hole or electron transport between different organic layers can be reduced due to the spirobifluorene compounds having the same main ring structure, which facilitates injection of electrons and/or holes, improving the luminous efficiency and lowering the turn on voltage.
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公开(公告)号:US10943533B2
公开(公告)日:2021-03-09
申请号:US16420461
申请日:2019-05-23
发明人: Liyuan Liu , Zhiyong Xiong , Cuicui Zhang , Xue Wang , Ping An
IPC分类号: G09G3/3225
摘要: A method for driving a display panel, a driving chip and a display device are provided to ameliorate image retention and improve the display performance. The method includes: monitoring a static pattern in a first display image and defining an area where the static pattern is located as a first area when a display brightness value of the area and a display brightness value of an area where a background pattern thereof is located satisfy a first preset condition; and controlling the static pattern to move during displaying of the first display image, or adjusting grayscale values of sub-pixels in a second area during displaying of a second display image, to which the first display image jumps, the second area being an area, corresponding to the first area in the second display image and having a display brightness value lower than a display brightness value of the first area.
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公开(公告)号:US10942591B2
公开(公告)日:2021-03-09
申请号:US16574702
申请日:2019-09-18
发明人: Qingxia Wang , Kaihong Huang
摘要: Provided is a touch display panel having a first touch display region and including: first touch electrodes arranged in a plurality of columns in the first touch display region, and extending in a first direction and arranged in a second direction, each first touch electrode including a plurality of first electrode blocks electrically connected to each other, and the first direction intersecting the second direction; and second touch electrodes arranged in a plurality of rows in the first touch display region, and extending in the second direction and arranged in the first direction, each second touch electrode including a plurality of second electrode blocks electrically connected to each other. The plurality of first electrode blocks and the plurality of second electrode blocks are alternately arranged in the first direction.
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公开(公告)号:US20210066650A1
公开(公告)日:2021-03-04
申请号:US16716389
申请日:2019-12-16
发明人: Quanpeng YU , Zhe LI
摘要: The present disclosure provides a display panel including: a substrate; an array layer located on the substrate and including a first inorganic insulating layer, and the first inorganic insulating layer including a first recess in the non-display area; a light-emitting function layer located on the array layer; a thin film encapsulation layer on the light-emitting function layer; and an organic auxiliary layer filled in the first recess. The thin film encapsulation layer includes at least one inorganic encapsulation layer covering the display area and extending to contact and cover the organic auxiliary layer in the first recess; and the at least one inorganic encapsulation layer includes a first opening located on the organic auxiliary layer in the recess. The present disclosure further provides a method of manufacturing the display panel and a display apparatus including the display panel.
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公开(公告)号:US20210066559A1
公开(公告)日:2021-03-04
申请号:US16730602
申请日:2019-12-30
发明人: Peng ZHANG
IPC分类号: H01L33/62 , H01L25/075 , H01L33/00
摘要: The present disclosure provides a display panel and a fabricating method thereof. The display panel includes a substrate and a plurality of mutually insulated binding pads disposed on the substrate. Each binding pad includes an upper surface, a lower surface and a side surface. The upper surface and the lower surface are both parallel to a plane of the substrate, the side surface is located between the upper surface and the lower surface, and the side surface connects the upper surface with the lower surface. A first insulating layer is disposed on the side surface of the binding pad, the first insulating layer is in contact with the side surface of the binding pad and is made of an inorganic material. With such a configuration, the side surface of the binding pad will not be damaged by an etching process subsequent to fabrication of the binding pads.
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公开(公告)号:US20210066428A1
公开(公告)日:2021-03-04
申请号:US16730556
申请日:2019-12-30
发明人: Baosheng Tao
IPC分类号: H01L27/32 , G09G3/3275 , H01L51/56
摘要: A display panel with irregular shape and a display device. The display panel with irregular shape includes a plurality of first constant potential lines and a plurality of data lines with different lengths; and a display area is divided into a plurality of display subareas in the extending direction of the first constant potential lines, and at least one data line is arranged in each display subarea. For the different display subareas, a shorter one of the plurality of data lines in the display subareas is associated with a larger total overlapped area between this data line in the display subareas and the associated one of the the plurality first constant potential lines.
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