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公开(公告)号：US11688828B2
公开(公告)日：2023-06-27
申请号：US17239663
申请日：2021-04-25
Applicant: WuHan TianMa Micro-Electronics Co., Ltd.
Inventor： Yangzhao Ma , Ruiyuan Zhou , Yingjie Chen
IPC: H01L33/24 , H01L25/075 , H01L33/62 , H01L31/14
CPC classification number: H01L33/24 , H01L25/0753 , H01L33/62 , H01L31/14
Abstract: A display panel and a display device. The display panel includes a display area. The display area includes pixels in an array, pixels include at least three sub-pixels of different colors; display area includes a general display area, a transition display area, a photosensitive device setting area, general display area surrounds at least a part of transition display area, transition display area surrounds photosensitive device setting area; in transition display area, sub-pixels include display sub-pixels and virtual sub-pixels, sub-pixels include pixel circuits and light-emitting units, light-emitting units are electrically connected to pixel circuits in display sub-pixels, light-emitting units are insulated from pixel circuits in virtual sub-pixels; in photosensitive device setting area, sub-pixels include display sub-pixels; a setting density of display sub-pixels in transition display area is higher than that of the display sub-pixels in photosensitive device setting area, and lower than that of the display sub-pixels in general display area.
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公开(公告)号：US11482575B2
公开(公告)日：2022-10-25
申请号：US16916590
申请日：2020-06-30
Applicant: WUHAN TIANMA MICRO-ELECTRONICS CO., LTD. , WUHAN TIANMA MICROELECTRONICS CO., LTD. SHANGHAI BRANCH
Inventor： Jingxiong Zhou , Ruiyuan Zhou , Duzen Peng
IPC: H01L27/32
Abstract: Provided are a display panel and a display device. The display panel includes pixel unit groups arranged in a matrix, where a row direction of the matrix is a first direction; in a same pixel unit group, geometric centers of two first sub-pixels and geometric centers of two second sub-pixels form a first virtual parallelogram, where the first virtual parallelogram includes two first sides extending along the first direction and two second sides extending along a second direction, and the second direction intersects and is not perpendicular to the first direction; a geometric center of one third sub-pixel is located inside the first virtual parallelogram, the other three third sub-pixels are located outside the first virtual parallelogram, and geometric centers of the four third sub-pixels form a second virtual parallelogram, where the second virtual parallelogram includes two third sides extending along the first direction, and two fourth sides extending along the second direction.
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公开(公告)号：US11087676B2
公开(公告)日：2021-08-10
申请号：US16849764
申请日：2020-04-15
Applicant: Wuhan Tianma Micro-Electronics Co., Ltd.
Inventor： Xiangyu Gao , Guang Wang , Ruiyuan Zhou , Jingxiong Zhou
IPC: G09G3/3225
Abstract: A device and a method for obtaining brightness of a display panel are provided. The display panel includes a flat area and a curved area and the curved areas including at least one first curved area. The device includes a brightness acquisition component; an optical path adjustment component; and a control component. Principle light exited from the flat area is incident on a first area of a viewfinder plane of the brightness acquisition component; the optical path adjustment component is disposed on an optical path of principle light exited from the first curved area, and configured to adjust the principle light to be incident on a second area of the viewfinder plane; the first area does not overlap with and the second area; and the control component is configured to process an image captured by the brightness acquisition component to obtain the brightness of the display panel.
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公开(公告)号：US11037523B2
公开(公告)日：2021-06-15
申请号：US16730902
申请日：2019-12-30
Applicant: WuHan TianMa Micro-electronics CO., LTD.
Inventor： Yajun Hei , Yang Huang , Jingxiong Zhou , Ruiyuan Zhou
IPC: G09G5/02
Abstract: A display method of a display panel is described. The display panel has a first display area and a second display area, first sub-pixels are located in the first display area and second sub-pixels are located in the second display area, and a sub-pixel density of the second display area is smaller than that of the first display area. The display method includes: in displaying one frame of image, performing display in the first display area and the second display area by using different display algorithms. A sub-pixel rendering is used to perform display in at least one of the first display area and the second display area. A number of data signals provided to the first display area and a number of the first sub-pixels are identical. A number of data signals provided to the second display area and a number of the second sub-pixels are identical.
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公开(公告)号：US11018199B2
公开(公告)日：2021-05-25
申请号：US16734827
申请日：2020-01-06
Applicant: Wuhan Tianma Micro-Electronics Co., Ltd.
Inventor： Yajun Hei , Jingxiong Zhou , Ruiyuan Zhou
Abstract: Provided are a method for driving a display panel, a display driving device and an electronic device. The method includes: acquiring any one frame of picture to de displayed; dividing the any one frame of picture to be displayed into a first partition picture, a second partition picture and a third partition picture; displaying the first partition picture in the first display region, displaying the second partition picture in the second display region, and displaying the third partition picture in the third display region; where in a same frame of picture to be displayed, a density A1 of sub-pixels for displaying the first partition picture, a density A2 of sub-pixels for displaying the second partition picture and a density A3 of sub-pixels for displaying the third partition picture satisfy that A1
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Patent Agency Ranking
公开(公告)号：US10691243B2
公开(公告)日：2020-06-23
申请号：US16153841
申请日：2018-10-08
Applicant: Wuhan Tianma Micro-Electronics Co., Ltd.
Inventor： Yajun Hei , Jingxiong Zhou , Ruiyuan Zhou
Abstract: A flexible touch display panel and a method and a system for detecting a folding angle of the flexible touch display panel are provided. The method includes inputting a first scan signal to the touch electrode and obtaining a channel capacitance value of the touch electrode, determining whether the channel capacitance value is greater than a sleep threshold, controlling the flexible touch display panel to enter a sleep state in a case that the channel capacitance value is greater than the sleep threshold, and determining a capacitance value interval in which the channel capacitance value is located and determining a current folding angle of the flexible touch display panel based on a correspondence between the capacitance value interval and the folding angle in a case that the channel capacitance value is not greater than the sleep threshold.
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公开(公告)号：US11957024B2
公开(公告)日：2024-04-09
申请号：US17035776
申请日：2020-09-29
Applicant: WUHAN TIANMA MICRO-ELECTRONICS CO., LTD.
Inventor： Chujie Yu , Jiazhu Zhu , Shanfu Yuan , Tao Peng , Ruiyuan Zhou
IPC: H10K59/12 , G06F3/041 , G06F3/044 , H10K50/844 , H10K50/86 , H10K59/40 , G09G3/3225
CPC classification number: H10K59/40 , G06F3/0412 , G06F3/044 , H10K50/844 , H10K50/86 , H10K59/12 , G06F2203/04111 , G09G3/3225
Abstract: An OLED panel includes a display area and a non-display area around the display area; a substrate, a driving device layer and a light emitting device layer arranged in the display area, an encapsulation layer covering the light emitting device layer; and a touch layer located on a side of the encapsulation layer facing away from the substrate, the touch layer comprising a touch electrode and a touch wire. The non-display area includes an electrostatic discharge portion, the electrostatic discharge portion is made of a conductive material and is located on a side of the encapsulation layer facing away from the substrate. The non-display area includes a blocking portion, the blocking portion is arranged around the display area, and is located between the substrate and the encapsulation layer. The electrostatic discharge portion is located on a side of the touch wire facing away from the display area.
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公开(公告)号：US11925100B2
公开(公告)日：2024-03-05
申请号：US17465438
申请日：2021-09-02
Applicant: Wuhan Tianma Micro-Electronics Co., Ltd.
Inventor： Xiangwei Zhao , Jiang Li , Guancheng Xiao , Ruiyuan Zhou
IPC: H10K77/10 , B32B5/18 , B32B7/12 , B32B15/04 , B32B15/09 , B32B15/20 , B32B27/36 , C09J7/38 , H10K59/12 , H10K102/00
CPC classification number: H10K77/111 , B32B5/18 , B32B7/12 , B32B15/046 , B32B15/09 , B32B15/20 , B32B27/36 , C09J7/385 , H10K59/12 , B32B2266/0214 , B32B2457/20 , C09J2203/326 , C09J2400/10 , C09J2433/00 , H10K2102/311
Abstract: A display module includes substrate and adhesive portion. Substrate includes display portion, bending portion and bonding portion located on non-light-emitting side of display portion. Bending portion is located between display portion and bonding portion. Adhesive portion includes first adhesive portion including first adhesive sub-portion and second adhesive sub-portion located on side of first adhesive sub-portion facing away from bending portion. Bonding portion includes first bonding sub-portion at least partially overlapping first adhesive sub-portion in a first direction and second bonding sub-portion located on side of first bonding sub-portion facing away from bending portion at least partially overlapping second adhesive sub-portion in the first direction. In a first state, the distance between first bonding sub-portion and display portion is greater than the distance between second bonding sub-portion and display portion in first direction, thereby alleviating stress bonding portion withstands, and ensuring normal operation of display module in first state.
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公开(公告)号：US11189665B2
公开(公告)日：2021-11-30
申请号：US16734896
申请日：2020-01-06
Applicant: Wuhan Tianma Micro-Electronics Co., Ltd.
Inventor： Yi Zhang , Zhiqiang Xia , Ruiyuan Zhou
IPC: H01L27/32
Abstract: Provided are a display panel and a display device. In a repeating unit of the display panel, two first sub-pixels and two second sub-pixels form an arrangement with two rows and two columns, a row direction and a column direction of the arrangement are parallel to a row direction and a column direction of a matrix respectively, and two sub-pixels in a same row or a same column emit light of different colors. Outer edges of the two first sub-pixels and the two second sub-pixels are located on a same first virtual rectangle, and geometric centers of the two first sub-pixels and the two second sub-pixels form a first virtual parallelogram. Geometric centers of four third sub-pixels form a second virtual rectangle, and one side of the second virtual rectangle is parallel to the row direction or the column direction of the matrix.
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公开(公告)号：US10991848B2
公开(公告)日：2021-04-27
申请号：US16729310
申请日：2019-12-28
Applicant: WuHan TianMa Micro-Electronics Co., Ltd.
Inventor： Yangzhao Ma , Ruiyuan Zhou , Yingjie Chen
IPC: H01L33/24 , H01L25/075 , H01L33/62 , H01L31/14
Abstract: A display panel and a display device. The display panel includes a display area. The display area includes pixels in an array, pixels include at least three sub-pixels of different colors; display area includes a general display area, a transition display area, a photosensitive device setting area, general display area surrounds at least a part of transition display area, transition display area surrounds photosensitive device setting area; in transition display area, sub-pixels include display sub-pixels and virtual sub-pixels, sub-pixels include pixel circuits and light-emitting units, light-emitting units are electrically connected to pixel circuits in display sub-pixels, light-emitting units are insulated from pixel circuits in virtual sub-pixels; in photosensitive device setting area, sub-pixels include display sub-pixels; a setting density of display sub-pixels in transition display area is higher than that of the display sub-pixels in photosensitive device setting area, and lower than that of the display sub-pixels in general display area.
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