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公开(公告)号：US10854141B2
公开(公告)日：2020-12-01
申请号：US16711380
申请日：2019-12-11
Inventor： Yingteng Zhai , Gang Liu
IPC: G09G3/3233
Abstract: A pixel array, a driving method and an organic light emitting display panel are provided. The pixel array includes pixel driving circuits arranged in N rows and M columns. The pixel driving circuit in the Nth row includes: a first transistor, a second transistor, a third transistor, a third transistor, a fourth transistor, a fifth transistor, a sixth transistor, a seventh transistor, and a first capacitor. A first electrode of the second transistor is connected to a data signal voltage via the first transistor and is connected to a first power voltage via the fourth transistor. A second electrode of the second transistor is connected to a light emitting element via the fifth transistor. A gate electrode and the second electrode of the second transistor are connected via the third transistor. The gate electrode of the second transistor is also connected to the seventh transistor.
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公开(公告)号：US10852889B2
公开(公告)日：2020-12-01
申请号：US15876345
申请日：2018-01-22
Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
Inventor： Hong Ding , Lingxiao Du , Huiping Chai , Kang Yang , Liang Xie , Qing Zhang
IPC: G06F3/044 , G09G3/36 , G06F3/047 , G09G3/3208 , G09G3/20
Abstract: Provided are display panel, mobile terminal and a driving method for reducing the width of the border and increasing the touch sensitivity of the special-shaped area. The display panel is divided into a display area and a non-display area, the display area includes a first area and a second area, the first area is a convex area extending from a side of the second area and protruding away from the side of the second area; the display panel includes first touch electrodes placed in the first area and second touch electrodes placed in the second area, the first touch electrode is one of an self-capacitance touch electrode and an mutual capacitive touch electrode while the second touch electrode is the other one of the self-capacitance touch electrode and the mutual capacitive touch electrode. The display panel above is suitable for the mobile terminal.
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公开(公告)号：US20200343477A1
公开(公告)日：2020-10-29
申请号：US16601196
申请日：2019-10-14
Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
Inventor： Yang Zeng , Feng Lu , Haochi Yu , Xiaoyue Su
IPC: H01L51/52 , H01L51/50 , G06K9/00 , H01L27/32 , G09G3/3266 , G09G3/3275 , G06F1/16
Abstract: Provided are a display panel and a display device. The display panel includes a base substrate, drive circuits, a light-blocking layer, organic light-emitting units, and fingerprint recognition units. Via holes and imaging apertures are formed in the light-blocking layer. The via holes include first via holes in communication with the imaging apertures and second via holes. Each of the first organic light-emitting units includes a first anode, and each of the second organic light-emitting units includes a second anode. The first anode and the second anode are electrically connected to the drive circuits through the first via holes or through the second via holes. In a first direction, a distance between an edge of the first anode facing close to the imaging aperture and a center of the first via hole is smaller than a distance between an edge of the second anode and a center of the second via hole.
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公开(公告)号：US10795063B2
公开(公告)日：2020-10-06
申请号：US16174312
申请日：2018-10-30
Applicant: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
Inventor： Baiquan Lin , Kerui Xi , Ming Xie , Huanxi Zhang , Min Zhang
IPC: G02B5/08 , G02B5/20 , G02F1/1335 , H01L27/32
Abstract: A transflective and non-rectangular display panel and a display device are provided. The non-rectangular display panel includes a display region, a non-display region surrounding the display region, multiple pixels including multiple sub pixels, and a light shielding layer. There is a first boundary between the display region and the non-display region, and a region surrounded by the first boundary and the display region is non-rectangular. Each of the multiple pixels includes at least three of the multiple sub pixels. An open region of each of the multiple sub pixels has a transmissive region and a reflective region. The multiple pixels include normal pixels in the display region and abnormal pixels passed through by the first boundary. In each of the abnormal pixels, each of the transmissive region and the reflective region is partially blocked by the light shielding layer and partially emits light therefrom.
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公开(公告)号：US20200312925A1
公开(公告)日：2020-10-01
申请号：US16728730
申请日：2019-12-27
Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
Inventor： Xingda Xia , Tianyi Wu , Liang Xing , Yinghua Mo , Shaorong Yu
Abstract: Provided are a display panel, a display device and a method for manufacturing a display panel. The display panel includes a display area including a first display area and a second display area. The second display area is multiplexed as a sensor reserved area. The second display area includes a light transmitting area and a light emitting area. The first display area is provided with a plurality of organic light emitting units. The light emitting area of the second display area is provided with a plurality of Micro LEDs. The second display area is further provided with a wall structures disposed in gaps between the plurality of Micro LEDs and the plurality of organic light emitting units and gaps between adjacent ones of the plurality of Micro LEDs.
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Patent Agency Ranking
公开(公告)号：US20200312237A1
公开(公告)日：2020-10-01
申请号：US16734987
申请日：2020-01-06
Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
Inventor： Zeshang HE , Shaorong YU
IPC: G09G3/3225 , H01L27/32 , H01L51/52
Abstract: A display panel includes an array substrate, an organic light-emitting layer, a thin film encapsulation layer, multiple micro LEDs and multiple drive signal lines. The organic light-emitting layer is disposed on a side of the array substrate and includes organic light-emitting elements. The thin film encapsulation layer is disposed on a side of the organic light-emitting layer facing away from the array substrate, covers the organic light-emitting layer, and includes a plurality of thin film encapsulation sub-layers sequentially stacked. The micro LEDs are disposed on a side of at least one of the plurality of thin film encapsulation sub-layers facing away from the organic light-emitting layer. The drive signal lines are electrically connected to the micro LEDs and configured to transmit a drive signal to the micro LEDs, and the drive signal lines are disposed in contact with at least one of the thin film encapsulation sub-layers.
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公开(公告)号：US20200310586A1
公开(公告)日：2020-10-01
申请号：US16730003
申请日：2019-12-30
Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
Inventor： Hong DING , Qijun YAO , Xiaoyue SU
Abstract: Display panel and display apparatus are provided. The display panel includes a display layer and a touch control layer. The display layer includes pixel units each including a number of sub-pixels arranged as a matrix. The touch control layer includes a bridge layer, a touch control metal layer, and an insulation layer there-between. The touch control metal layer includes metal mesh units, corresponding to the pixel units. In the touch control metal layer, adjacent metal mesh units are not connected. The touch control layer also includes at least one first touch control electrode, each including multiple metal mesh units. Adjacent two metal mesh units of the multiple metal mesh units are electrically connected through a connection lead. The connection lead is disposed on the bridge layer and electrically connected to each of the adjacent two metal mesh units through a corresponding via hole in the insulation layer.
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公开(公告)号：US20200310181A1
公开(公告)日：2020-10-01
申请号：US16702162
申请日：2019-12-03
Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
Inventor： Haijing CHEN
IPC: G02F1/13363
Abstract: A display panel and a display apparatus are provided. The display panel includes a display substrate and a birefringence layer disposed on a display surface of the display substrate. The birefringence layer includes a first region; the first region is disposed at least in the display region; a plurality of repeating units are sequentially disposed in the first region along a first direction parallel to the display surface of the display substrate, and one repeating unit includes at least two refractive regions that are sequentially arranged along the first direction to form. Refractive indexes of the at least two refractive regions are different from each other. An interface between the at least two refractive regions forms an acute angle α with the display surface of the display substrate. A width of the repeating unit is smaller than a wavelength of light emitted from the display panel.
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公开(公告)号：US20200310168A1
公开(公告)日：2020-10-01
申请号：US16460444
申请日：2019-07-02
Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
Inventor： Shaolong MA , Feng LU , Qijun YAO
Abstract: Display panel and display device are provided. The display panel includes a plurality of pixels and a blocking metal wire. The pixel includes a display unit and a control unit driving the display unit. The display unit at least includes a heating element and a phase change material layer. The heating element includes a first connecting terminal and a second connecting terminal. The control unit includes a first signal terminal and a second signal terminal. The control unit includes at least one diode, which includes a diode semiconductor layer including a first electrode contact region, a second electrode contact region and a connecting region. The blocking metal wire covers the connecting region and is insulated from the connecting region. The blocking metal wire is electrically connected to each of the first signal terminal and the first signal source or to each of the second connecting terminal and the second signal source.
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公开(公告)号：US10790470B1
公开(公告)日：2020-09-29
申请号：US16457945
申请日：2019-06-29
Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
Inventor： Jialing Li
Abstract: A flexible display panel and fabrication method, and a flexible display device are provided. The flexible display panel includes a flexible substrate, and a light-emitting function layer including an inorganic insulating layer. The flexible display panel also includes a display region and a non-display region disposed around the display region. The non-display region includes a blocking region, and the blocking region includes a blocking structure. The blocking structure includes an inclined portion, and the inclined portion has a same thickness at least in a first direction. Further, the flexible display panel includes a thin-film encapsulation layer at least covering the blocking structure in the first direction and including an inclined segment. The inclined segment has a same thickness at least in the first direction, and the first direction is a direction perpendicular to a plane of the flexible substrate.
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