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公开(公告)号：US20230316969A1
公开(公告)日：2023-10-05
申请号：US18299514
申请日：2023-04-12
Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
Inventor： Yimiao DING , Lihua WANG , Zhenhai YIN , Tingting LI , Peng GUI , Zhicheng WU , Qiongqin MAO
CPC classification number: G09G3/006 , G09G3/32 , G09G2310/0267 , G09G2310/0275 , G09G2330/06 , G09G2330/12
Abstract: A display panel, a motherboard, and a mini LED display device. The display panel includes: a panel edge extending along a first direction, and a display region and a test region. The test region is between the display region and the panel edge and includes test pads. At least two test pads are arranged along the first direction, adjacent ones of which are spaced by at least two first electrostatic discharge protection wires extending from one side of the display region adjacent to the test region to the panel edge. Each first electrostatic discharge protection wire includes a first line segment located between two adjacent test pads and a second line segment adjacent to the panel edge. A distance between adjacent first line segments between two adjacent test pads in the first direction is less than a distance between adjacent second line segments in the first direction.
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公开(公告)号：US20210375219A1
公开(公告)日：2021-12-02
申请号：US16944095
申请日：2020-07-30
Applicant: Shanghai Tianma Micro-Electronics Co.,Ltd.
Inventor： Conghua MA , Lihua WANG , Xiaoping SUN , Qiang DONG
Abstract: Provided is a driving method for a display device. The driving method includes: obtaining, by the driving chip, a theoretical brightness value of the light-emitting diode in each of the plurality of light-exiting sub-areas based on an image to be displayed on the display panel; obtaining an actual brightness look-up table, searching the actual brightness look-up table for an actual brightness value closest to the theoretical brightness value, and setting the actual brightness value closest to the theoretical brightness value as a first brightness value; and generating a first pulse signal based on the first brightness value and outputting the first pulse signal to the switch in each of the plurality of light-exiting sub-areas, in such a manner that the switch controls, under driving of the first pulse signal, the light-emitting diode to emit light under an action of a first power supply signal and a second power supply signal.
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公开(公告)号：US20180158877A1
公开(公告)日：2018-06-07
申请号：US15875273
申请日：2018-01-19
Applicant: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
Inventor： Yang ZENG , Jun MA , Qing ZHANG , Lihua WANG , Liang XIE , Hong DING , Lingxiao DU , Huiping CHAI , Kang YANG , Qijun YAO
Abstract: Disclosed are a display panel and an electronic device. In a fingerprint recognition stage, at least one of the first and second organic light-emitting structures function as a light source of the fingerprint recognition unit; the emergent light of the at least one of the first and second organic light-emitting structures has a first spectral range, the transmission spectral range of the first color filter film is a second spectral range, and the spectral range corresponding to visible light and near-infrared light is a third spectral range. The first spectral range is located within the second spectral range which is located within the third spectral range, light from at least a part of the wave band located within the third spectral range and outside the second spectral range is absorbed or reflected by the first color filter film.
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公开(公告)号：US20180033835A1
公开(公告)日：2018-02-01
申请号：US15717884
申请日：2017-09-27
Applicant: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
Inventor： Yang ZENG , Qing ZHANG , Lihua WANG , Liang XIE , Lingxiao DU , Hong DING , Huiping CHAI , Kang YANG , Qijun YAO
CPC classification number: H01L27/323 , G06F3/0412 , G06K9/00013 , G06K9/0004 , G06K9/001 , G06K9/00114
Abstract: Disclosed are a display panel and a display device. The display panel includes an organic light-emitting display panel, a fingerprint identification module and an angle defining film; the fingerprint identification module includes at least one fingerprint identification unit, and performs fingerprint identification according to lights reflected to the fingerprint identification unit via a touch body; the angle defining film is located between the organic light-emitting display panel and the fingerprint identification module. A transmissivity of the light by the angle defining film is A1 when the incident angle of said light with respect to the angle defining film is smaller than a transmission angle of the angle defining film, and a transmissivity of the light by the angle defining film is A2 when the incident angle of said light with respect to the angle defining film is larger than the transmission angle of the angle defining film, wherein A1>A2>0.
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公开(公告)号：US20160178949A1
公开(公告)日：2016-06-23
申请号：US14735045
申请日：2015-06-09
Inventor： Lihua WANG , Xiaoping SUN , Xiaofei SHE , Conghua MA
IPC: G02F1/1333 , G02F1/1345 , G06F3/041 , G02F1/1343
CPC classification number: G02F1/13338 , G02F1/134309 , G06F3/0412 , G06F3/0416 , G06F3/044
Abstract: A liquid crystal electronic curtain is disclosed. The liquid crystal electronic curtain includes a liquid crystal layer between first and second substrates. The curtain also includes a polarizer on one of a side of the first substrate away from the second substrate, and a side of the second substrate away from the first substrate. The curtain also includes a first electrode layer on a side of the first substrate facing the second substrate. The first electrode layer includes touch display units, and first electrode leads, each connected with one of the touch display units. The touch display units are connected with detection circuits via the first electrode leads. The curtain also includes a second electrode layer disposed on a side of the second substrate facing the first substrate, a driving circuit, and a second electrode lead, where the driving circuit is connected with the second electrode lead.
Abstract translation: 公开了一种液晶电子幕。 液晶电子幕包括在第一和第二基板之间的液晶层。 帘幕还包括位于第一基板的离开第二基板的一侧上的偏振器和远离第一基板的第二基板的一侧。 帘幕还包括在第一基板的面向第二基板的一侧上的第一电极层。 第一电极层包括触摸显示单元和与触摸显示单元之一连接的第一电极引线。 触摸显示单元经由第一电极引线与检测电路连接。 帘幕还包括设置在面向第一基板的第二基板侧的第二电极层，驱动电路和第二电极引线，其中驱动电路与第二电极引线连接。
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Patent Agency Ranking
公开(公告)号：US20140285729A1
公开(公告)日：2014-09-25
申请号：US14093840
申请日：2013-12-02
Inventor： Junhui LOU , Lihua WANG
CPC classification number: G06F3/0412 , G02B1/11 , G06F3/044
Abstract: A touch display device, a touch display panel, and a touch screen are disclosed. The touch screen includes a touch structure layer disposed on the substrate, where the touch structure layer includes a plurality of transparent conductive patterns. The touch screen also includes an anti-reflective pattern covering at least an edge of the transparent conductive patterns. The touch display panel includes the touch screen and the touch display device includes the touch display panel.
Abstract translation: 公开了触摸显示装置，触摸显示面板和触摸屏。 触摸屏包括设置在基板上的触摸结构层，其中触摸结构层包括多个透明导电图案。 触摸屏还包括覆盖透明导电图案的至少边缘的抗反射图案。 触摸显示面板包括触摸屏，并且触摸显示装置包括触摸显示面板。
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公开(公告)号：US20140160376A1
公开(公告)日：2014-06-12
申请号：US14180306
申请日：2014-02-13
Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
Inventor： Lihua WANG , Qijun Yao , Jun Ma
IPC: G02F1/1333 , G06F3/047 , G06F3/044
CPC classification number: G02F1/13338 , G02F1/1343 , G06F3/041 , G06F3/0418 , G06F3/044 , G06F3/047 , G06F2203/04103 , G06F2203/04104 , G06F2203/04107
Abstract: A touch liquid crystal display device is disclosed. The display device includes a first substrate and a second substrate arranged oppositely, and a touch layer being formed on the first substrate. The touch layer includes a plurality of drive electrodes and a plurality of sensing electrodes thereon, where the drive and sensing electrodes include a plurality of transverse metal wires and a plurality vertical metal wires interlaced with each other. In addition, the second substrate includes a plurality of transverse drive lines and a plurality of vertical drive lines, where the number of transverse metal wires is less than the number of transverse drive lines, or the number of vertical metal wires is less than the number of vertical drive lines.
Abstract translation: 公开了一种触摸式液晶显示装置。 显示装置包括第一基板和相对布置的第二基板，以及形成在第一基板上的触摸层。 触摸层包括多个驱动电极和多个感测电极，其中驱动和感测电极包括多个横向金属线和彼此交错的多个垂直金属线。 此外，第二基板包括多个横向驱动线和多条垂直驱动线，其中横向金属线的数量小于横向驱动线的数量，或垂直金属线的数量小于数量 的垂直驱动线。
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公开(公告)号：US20140118642A1
公开(公告)日：2014-05-01
申请号：US14150530
申请日：2014-01-08
Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
Inventor： Lihua WANG , Qijun YAO , Jun MA , Conghua MA , Lijun ZHAO , Quanpeng YU
IPC: G02F1/1333
CPC classification number: G02F1/13338 , G02F1/134336 , G06F3/0412 , G06F3/0418 , G06F3/044 , G06F2203/04103 , G06F2203/04111
Abstract: A touch liquid crystal display device includes a first substrate and a second substrate opposite to each other, and a liquid crystal layer disposed between the first and second substrates. The first substrate includes a touch layer disposed on a surface of the first substrate facing the liquid crystal layer, an insulating layer disposed on a surface of the touch layer and covering the touch layer, and a pixel array structure disposed on a surface of the insulating layer facing away from the touch layer. The touch layer is disposed between the pixel array structure and the first substrate. Only a filming process and a photoetching process of the touch layer and a deposition process of the insulating layer are additionally required to transform a non-touch liquid crystal display device to a touch liquid crystal display device.
Abstract translation: 触摸式液晶显示装置包括彼此相对的第一基板和第二基板，以及设置在第一和第二基板之间的液晶层。 第一基板包括设置在面向液晶层的第一基板的表面上的触摸层，设置在触摸层的表面上并覆盖触摸层的绝缘层，以及设置在绝缘层的表面上的像素阵列结构 层背离触摸层。 触摸层设置在像素阵列结构和第一基板之间。 另外，仅需要将触摸液晶显示装置转换成触摸式液晶显示装置的触摸层的成膜工序和光刻工序以及绝缘层的沉积工序。
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公开(公告)号：US20240178198A1
公开(公告)日：2024-05-30
申请号：US18115862
申请日：2023-03-01
Applicant: Shanghai Tianma Micro-electronics Co., Ltd.
Inventor： Shengchao JI , Qiang DONG , Xiaoping SUN , Lihua WANG
IPC: H01L25/075 , G09G3/32 , H01L33/58 , H01L33/62
CPC classification number: H01L25/0753 , G09G3/32 , H01L33/58 , H01L33/62 , G09G2310/0267 , G09G2310/061
Abstract: A light-emitting panel and a display apparatus are provided in the present disclosure. The light-emitting panel includes light-emitting units, where the light-emitting unit includes a pixel circuit and a light-emitting element which are electrically connected to each other, the light-emitting element includes light-emitting parts, and a plurality of light-emitting parts in one light-emitting element includes first and second light-emitting parts; and a substrate, where a collimation structure is on a side of the first light-emitting part away from the substrate, and an orthographic projection of the collimation structure on the substrate is overlapped with an orthographic projection of the first light-emitting part on the substrate. In the first light-emitting mode, the pixel circuit only controls the first light-emitting part of the light-emitting element to emit light; and in the second light-emitting mode, the pixel circuit at least controls the second light-emitting part of the light-emitting element to emit light.
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公开(公告)号：US20230215850A1
公开(公告)日：2023-07-06
申请号：US17704991
申请日：2022-03-25
Inventor： Yimiao DING , Yang NAN , Xuefei QIN , Lihua WANG
IPC: H01L25/16
CPC classification number: H01L25/167 , G09G2320/0233 , G09G2310/08 , G09G3/32
Abstract: A light-emitting panel and a display device are provided. The light-emitting panel includes a base substrate, and a plurality of driving transistors and a plurality of light-emitting elements. One driving transistor is electrically connected to at least one light-emitting element. The plurality of light-emitting elements are arranged in an array to form one or more light-emitting element rows along a first direction and to form one or more light-emitting element columns along a second direction. In a direction parallel to a plane of the base substrate, the first direction intersects the second direction. In the direction parallel to the plane of the base substrate, a quantity of driving transistors adjacent to one light-emitting element is A, where A
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