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公开(公告)号：US20220383655A1
公开(公告)日：2022-12-01
申请号：US17043725
申请日：2020-04-20
发明人： Xueguang HAO , Hongfei CHENG , Yongda MA
摘要： The present disclosure provides a display backplane, a method for manufacturing the same and a full-screen fingerprint identification display device. The display backplane includes a substrate; a circuit layer disposed on a surface of the substrate; a light emitting device layer disposed on a surface of the circuit layer away from the substrate; and a plurality of fingerprint identification photodetectors disposed in at least one of the circuit layer and the light emitting device layer.
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公开(公告)号：US20210325733A1
公开(公告)日：2021-10-21
申请号：US16335413
申请日：2018-09-26
发明人： Yongda MA
IPC分类号： G02F1/13357
摘要： A backlight source, a display module and a display device are provided. Each set of locational fitting structures in the backlight source includes locational accommodation space formed on one of optical film and support, and locational protrusion formed on the other of optical film and support. A set of locational fitting structures meets at least one of: dimensions of locational accommodation space and corresponding locational protrusion in first direction render relative position between optical film and support completely fixed in first direction, dimension of locational accommodation space in first direction is greater than that of corresponding locational protrusion in first direction, dimensions of locational accommodation space and corresponding locational protrusion in second direction render relative position between optical film and support completely fixed in second direction, or, dimension of locational accommodation space in second direction is greater than that of corresponding locational protrusion in second direction.
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公开(公告)号：US20210320130A1
公开(公告)日：2021-10-14
申请号：US17274213
申请日：2020-06-27
发明人： Jianbo XIAN , Hongfei CHENG , Yongda MA , Chen XU , Xueguang HAO
摘要： A display substrate has an active area which includes a photosensitive region with a light-transmitting channel. The display substrate includes a base, a pixel circuit layer, a first insulating layer and a conductive light-shielding layer. The pixel circuit layer includes pixel circuits and at least one pixel circuit includes a first thin film transistor and a second thin film transistor. The first insulating layer has a first via hole. The conductive light-shielding layer includes a conductive light-shielding pattern that has a first light-transmitting hole. Orthogonal projections of the first light-transmitting hole and of a gap region between the first thin film transistor and the second thin film transistor have a first overlapping region, which the light-transmitting channel penetrates. The conductive light-shielding pattern is coupled with a source electrode or a drain electrode of the first thin film transistor through the first via hole.
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公开(公告)号：US20200319396A1
公开(公告)日：2020-10-08
申请号：US16496586
申请日：2018-08-06
发明人： Yong QIAO , Jianbo XIAN , Xinyin WU , Yongda MA
IPC分类号： F21V8/00
摘要： A backlight module includes a back plate and a light guide plate. The light guide plate and the back plate are stacked together. The back plate includes a bottom surface and a plurality of side walls located on edges of the bottom surface; a positioning gap is formed between each two adjacent side walls of the plurality of side walls. The light guide plate includes a light guide plate body part and at least one light guide positioning portion disposed on a side surface of the light guide plate body part. The at least one light guide positioning portion is engaged with a corresponding positioning gap.
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公开(公告)号：US20200081296A1
公开(公告)日：2020-03-12
申请号：US16610314
申请日：2019-04-15
IPC分类号： G02F1/1335
摘要： The present disclosure provides a backlight, a display module and a display device. The backlight includes a plastic frame and light guide plate, the plastic frame includes a panel receiving portion, the light guide plate is located below the panel receiving portion, an orthographic projection of the panel receiving portion in a direction perpendicular to a light emitting surface of the light guide plate is overlapped with an orthographic projection of an edge of the light guide plate in the same projection direction, and an angle between a side surface of the panel receiving portion close to a center of the light guide plate and a lower surface of the panel receiving portion adjacent to the light guide plate is less than 90 degrees.
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公开(公告)号：US20190079241A1
公开(公告)日：2019-03-14
申请号：US15757106
申请日：2017-08-31
发明人： Yongda MA , Jianbo XIAN , Yong QIAO
摘要： A light guide plate (LGP) positioning structure, a backlight module and a display device are provided. The LGP positioning structure includes: a plurality of positioning members disposed between a first surface of a LGP and a back plate. The first surface is adjacent to an incident surface of the LGP. The surface reflectivity of the positioning members near the incident surface is lower than the surface reflectivity of the positioning members away from the incident surface.
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公开(公告)号：US20190011632A1
公开(公告)日：2019-01-10
申请号：US16066835
申请日：2017-11-14
发明人： Yongda MA , Yong QIAO , Jianbo XIAN
IPC分类号： F21V8/00
摘要： A backlight module and a display module are disclosed. The backlight module includes: a back plate and an optical component, wherein at least one positioning structure is disposed on the back plate, the optical component is provided with an opening which is matched with the positioning structure, and a surface of the positioning structure facing an inner wall of the opening is a curved surface. The backlight module can reduce or avoid the deformation of the positioning structure when being subjected to an external force.
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公开(公告)号：US20180329252A1
公开(公告)日：2018-11-15
申请号：US15527044
申请日：2016-06-07
发明人： Yongda MA , Xinyin WU , Jianbo XIAN
IPC分类号： G02F1/1345 , G02F1/1333 , H05K1/02
摘要： The present disclosure relates to a display device including a circuit board, a heating element arranged on the circuit board, an insulating and heat conducting structure connected to the heating element, a heat radiating plate connected to the insulating and heat conducting structure, and a back cover provided with a recess, wherein the heat radiating plate is arranged in the recess and is in the direct contact with an exterior of the display device.
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公开(公告)号：US20180245779A1
公开(公告)日：2018-08-30
申请号：US15553493
申请日：2017-04-07
发明人： Jian XU , Yongda MA , Yongchun LU , Hongfei CHENG
摘要： The backlight module provided in the present disclosure comprises a backplate and a light-emitting device, and the backplate has a mounting surface. The light-emitting device comprises a mounting member and a light source disposed on the mounting member. Moreover, the backplate comprises a concave portion and/or a convex portion, and the concave portion and/or the convex portion fixes the mounting member onto the mounting surface. The backlight module provided in the present disclosure can simplify steps of assembling or disassembling the light-emitting device, thus production efficiency can be improved and high integration manufacturing of backlight modules can be facilitated.
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公开(公告)号：US20180067456A1
公开(公告)日：2018-03-08
申请号：US15691802
申请日：2017-08-31
发明人： Yuxin ZHANG , Yongda MA
IPC分类号： G03H1/26
CPC分类号： G03H1/268 , G03H1/2286 , G03H1/2294 , G03H2001/2242 , G03H2001/262 , G03H2222/13 , G03H2222/34 , G03H2223/19 , G03H2225/60 , G03H2226/05
摘要： The present disclosure provides a hologram display device and a display method thereof. The hologram display device includes an imaging unit including a plurality of imaging regions, wherein each imaging region forms a hologram image independently; a light source unit including a plurality of light sources arranged in an array, wherein each light source provides light to the imaging unit; an eye tracking unit that determines positions of both eyes of a viewer; and a controller that controls at least a part of the light sources and at least a part of the imaging regions to be turned on to perform hologram display according to the positions of both eyes of the viewer, so that light emitted from a turned-on light source passes through a turned-on imaging region and then irradiates towards the positions of both eyes of the viewer.
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