Patents Assigned to Display Technologies
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Publication number: 20240168578Abstract: A touch control display panel and a display device are provided. The display device includes the touch control display panel, the touch control display panel includes a touch control layer, and the touch control layer includes touch electrodes and touch signal lines. Two openings formed between two extending segments in a same extending part on the touch signal lines and corresponding extending segments on adjacent touch signal lines are staggered from each other, so a patterning difference between the touch signal lines can be reduced, thereby improving uneven display of the touch control display panel.Type: ApplicationFiled: April 15, 2022Publication date: May 23, 2024Applicant: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Liang Fang, Ding Ding
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Patent number: 11991912Abstract: A display panel and a manufacturing method thereof are provided. The display panel includes a substrate, an encapsulation layer, a black matrix layer, and an oleophobic layer. The encapsulation layer is disposed on a surface of the substrate. The black matrix layer is disposed on the encapsulation layer. The black matrix layer includes a through hole. The through hole extends through the black matrix layer to expose the encapsulation layer. The oleophobic layer covers the black matrix layer.Type: GrantFiled: June 24, 2020Date of Patent: May 21, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Wenliang Gong, Wenxu Xianyu
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Patent number: 11988918Abstract: Provided is an optical element including a phase difference layer. The phase difference layer is a laminate of n first phase difference layers and m second phase difference layers. The n first phase difference layers each contain first anisotropic molecules with tilt angles different between a viewing surface side and a back surface side. The m second phase difference layers each contain second anisotropic molecules with tilt angles different between a viewing surface side and a back surface side. Slow axes of the n first phase difference layers are in a same orientation. Slow axes of the m second phase difference layers are in a same orientation. The slow axes of the n first phase difference layers and the slow axes of the m second phase difference layers are anti-parallel to each other and are parallel to or perpendicular to the transmission axis of the first polarizer.Type: GrantFiled: October 20, 2023Date of Patent: May 21, 2024Assignee: Sharp Display Technology CorporationInventors: Yuichi Kawahira, Masahiro Hasegawa, Ryosuke Saigusa, Jianeng Xu, Akira Sakai
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Patent number: 11990483Abstract: An embodiment of the present application discloses an array substrate and a manufacturing method thereof. The array substrate includes an underlay, an active layer, a gate electrode insulation layer, and a metal layer. A first through hole, second through holes, third through holes, and a fourth through hole are defined in the gate electrode insulation layer. The second through holes and third through holes are arranged at intervals such that partial regions of the active layer are shielded by the gate electrode insulation layer to prevent them from corrosion of an etching solution to guarantee a normal electrical connection of the active layer and a source electrode and a drain electrode and improve a yield rate of the array substrate.Type: GrantFiled: August 6, 2021Date of Patent: May 21, 2024Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Ziran Li
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Patent number: 11989062Abstract: A display device including: a flexible display panel including two fixing portions and a bendable portion between the fixing portions; a supporting component including two supporting portions arranged on surfaces of the fixing portions to support the flexible display panel along a X direction; at least one rotating shaft located between the supporting portions and arranged to correspond to the bendable portion; at least one sliding component including a first sliding member and a second sliding member that are slidably connected in the X direction, the first sliding member is connected to one supporting portion, the second sliding member is rotatably connected to the rotating shaft; at least one driving component including a first magnetic member and a second magnetic member, a magnetic force between the first and second magnetic members drive the first sliding member to move away from the rotating shaft.Type: GrantFiled: March 4, 2022Date of Patent: May 21, 2024Assignees: KUNSHAN NEW FLAT PANEL DISPLAY TECHNOLOGY CENTER CO., LTD., KUNSHAN GO-VISIONOX OPTO-ELECTRONICS CO., LTD.Inventors: Chia-Huan Chang, Linlin Li
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Patent number: 11990074Abstract: A display driving method and a display device. The display driving method includes: scanning a plurality of subpixels arranged in an N×M array one row by one row or multiple rows by multiple rows to turn on each row of scanned subpixels, so that two adjacent rows of sub-pixels are simultaneously in an on-state for a duration greater than or equal to twice a unit scanning time, the unit scanning time is a time required to scan one row of sub-pixels, wherein N and M are both integers greater than 1; applying data signals to at least two rows of sub-pixels that are simultaneously in the on-state, such that at least a portion of rows of sub-pixels are applied with data signals for a duration greater than the unit scanning time.Type: GrantFiled: September 14, 2021Date of Patent: May 21, 2024Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yinlong Zhang, Zhihua Sun, Yanping Liao, Jiantao Liu, Jianbo Xian, Yue Yang, Xibin Shao
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Patent number: 11989368Abstract: The present application provides a display panel and a display device. The display panel include a display region and a non-display region arranged adjacently. The display panel including: a substrate; a touch layer located in the display region and arranged on a side of the substrate, wherein the touch layer includes one or more first touch electrodes extending along a first direction and arranged along a second direction and one or more second touch electrodes extending along the second direction and arranged along the first direction; a touch signal line including a first touch trace and a second touch trace, wherein the first touch trace is electrically connected to the first touch electrodes, and the second touch trace is electrically connected to the second touch electrodes; wherein at least one of the first touch trace and the second touch trace is located in the display region.Type: GrantFiled: September 27, 2022Date of Patent: May 21, 2024Assignee: XIAMEN TIANMA DISPLAY TECHNOLOGY CO., LTD.Inventor: Jiaxin Li
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Patent number: 11991844Abstract: A shaft and a display device are disclosed. The display device includes the shaft including a plurality of planar sections and arc sections. Each of the arc sections is disposed between adjacent ones of the planar sections. A flexible display screen includes a first side, a third side, and a second side sequentially arranged, and the third side is fixed on the shaft. When the flexible display screen is rolled on the shaft, each chip-on-film is placed on a corresponding one of the planar sections, so that a problem that the chip-on-films arranged on the flexible display screen are prone to peel is solved.Type: GrantFiled: May 10, 2021Date of Patent: May 21, 2024Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Dengqian Li, Rong Xia
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Patent number: 11991915Abstract: The present application provides a display panel and a display device, the display panel includes a light-emitting layer and a light-concentrating layer positioned on the light-emitting layer, the light-emitting layer includes a plurality of light-emitting units, the light-concentrating layer includes a first member and a second member for converging light, wherein the first member includes a plurality of openings, an edge of the openings includes a first inclined surface for reflecting light and a second inclined surface positioned on the first inclined surface, and the first inclined surface and the second inclined surface are connected by a first connecting portion.Type: GrantFiled: March 31, 2021Date of Patent: May 21, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Haoran Wang, Kan Wang
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Patent number: 11991841Abstract: The present application provides a splicing display screen and a manufacturing method thereof. The splicing display screen includes a backplate. In the present application, a plurality of sub-display panels disposed on the backplate, an adhesive layer disposed between the backplate and the sub-display panels, and a plurality of first sub-surfaces configured to display images in the sub-display panels are arranged on a same plane. The adhesive layer at least corresponds to a gap between every two adjacent sub-display panels to connect every two adjacent sub-display panels.Type: GrantFiled: April 30, 2021Date of Patent: May 21, 2024Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Dengqian Li, Rong Xia
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Patent number: 11988930Abstract: A strip-shaped display structure, a display panel and a display apparatus are provided. The strip-shaped main body part includes a strip-shaped display part, extending along a first direction and including a plurality of pixels arranged in an array and a driver circuit; the strip-shaped display part is at a first end part of the strip-shaped main body part; the extension part is connected to a second end part opposite to the first end part of the strip-shaped main body part, and is configured to be bendable from the second end part of the strip-shaped main body part along a bend axis parallel to the first direction to be away from a light exit side of the light emitting device of the pixels; the extension part includes a connection signal line; the connection signal line is connected to the driver circuit to provide a display signal to the driver circuit.Type: GrantFiled: March 27, 2020Date of Patent: May 21, 2024Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Enliang Zhang, Jiakun Qi, Hanzhang Niu, Haijun Shi
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Patent number: 11991917Abstract: A display panel and a manufacturing method thereof are provided. The display panel includes a first flexible layer, a first barrier layer disposed on the first flexible layer, and a second flexible layer disposed on the first barrier layer. Wherein, a material of the first barrier layer includes silicon oxide and silicon nitride, a mass ratio of silicon oxide to silicon nitride is 3x:7y, and x=1 to 4 and y=1 to 4. The present disclosure can improve adhesion between the two flexible layers by disposing the barrier layer between the two flexible layers, thereby allowing a flexible substrate to have an ability to block water and oxygen, good adhesion, bending performance, high-temperature and high-humidity resistance, and optical transmittance.Type: GrantFiled: March 16, 2021Date of Patent: May 21, 2024Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Linbo Ke
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Patent number: 11988910Abstract: A viewing angle-controlling liquid crystal panel sequentially includes a first polarizing plate; a first liquid crystal panel; a second polarizing plate; a second liquid crystal panel; and a third polarizing plate, wherein an azimuthal angle ?P1 of the absorption axis of the first polarizing plate, an azimuthal angle ?1 of a director of liquid crystal molecules near the first substrate and an azimuthal angle ?2 of a director of liquid crystal molecules near the second substrate in the first liquid crystal panel, an azimuthal angle ?P2 of the absorption axis of the second polarizing plate, an azimuthal angle ?3 of a director of liquid crystal molecules near the third substrate and an azimuthal angle ?4 of a director of liquid crystal molecules near the fourth substrate in the second liquid crystal panel, and an azimuthal angle ?P3 of the absorption axis of the third polarizing plate satisfy specific formulas.Type: GrantFiled: October 12, 2023Date of Patent: May 21, 2024Assignee: Sharp Display Technology CorporationInventors: Koji Murata, Junichi Masuda, Shugo Yagi, Akira Hirai, Hiroshi Tsuchiya, Takashi Satoh, Akira Sakai, Kiyoshi Minoura
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Patent number: 11990379Abstract: An array substrate, a manufacturing method thereof, and a short circuit repair method are provided. The array substrate includes at least one switch unit, wherein each of the switch unit includes a first thin film transistor (TFT) set and a second TFT set, a hollow area is disposed on a first metal layer, a semiconductor layer includes a first area corresponding to the first TFT set and a second area corresponding to the second TFT set, and a vertical projection of an area between the first area and the second area on a substrate completely covers a vertical projection of the hollow area on the substrate.Type: GrantFiled: May 24, 2021Date of Patent: May 21, 2024Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Peijian Yan
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Publication number: 20240164143Abstract: A display panel, a manufacturing method, and a display device are provided. The display panel includes a substrate, a thin film transistor layer, and a first electrode layer and a pixel definition layer disposed on the thin film transistor layer. The first electrode layer includes a plurality of electrodes. One of protection electrodes is disposed between one of the electrodes and the pixel definition layer. The protection electrodes are disposed around peripheral sides of the electrodes.Type: ApplicationFiled: April 22, 2022Publication date: May 16, 2024Applicant: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Qianyi Zhang
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Publication number: 20240161688Abstract: A display panel and a display device are disclosed. A first bending part is provided in a middle part of one of first connection parts in the display panel, so that a length of each of the first connection parts can be increased as much as possible within a unit area. As a result, a distribution area of the first connection parts is increased, thereby helping to reduce an amount of light transmission of the display panel. This avoids issues of light leakage and grating effect, thereby improving a display uniformity of the display panel, which is beneficial to improve a display performance.Type: ApplicationFiled: May 20, 2022Publication date: May 16, 2024Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Yanfen NIU, Xiaoxia ZHANG
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Publication number: 20240162236Abstract: The present application provides a display panel and a display device. The display panel includes a substrate, a gate electrode, an insulating barrier layer, and an active layer. The active layer is disposed on a side of the gate electrode away from or close to the substrate, and the insulating barrier layer is disposed between the gate electrode and the active layer; wherein band gap widths of materials of the insulating barrier layer are greater than a work function of a material of the gate electrode.Type: ApplicationFiled: May 16, 2022Publication date: May 16, 2024Applicant: GUANGZHOU CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Wenlong Yang
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Publication number: 20240164190Abstract: The present application discloses a display panel. The display panel includes a light-emitting layer and an adjustment layer. The light-emitting layer includes multiple light-emitting unit groups arranged along a first direction. Each light-emitting unit group includes at least one light-emitting unit. The multiple light-emitting unit groups includes one visual center unit group. Multiple adjustment unit groups have multiple thicknesses, and heights of the light-emitting unit groups located on the two sides of the visual center unit group are smaller than a height of the visual center unit group.Type: ApplicationFiled: April 14, 2022Publication date: May 16, 2024Applicant: GUANGZHOU CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Jianbing Ou
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Publication number: 20240162238Abstract: The display panel provided in the present application includes the substrate and the first conductive layer, the first insulating layer, the second conductive layer, the second insulating layer, the common electrode, and the connecting electrode disposed on the substrate in layers. The first insulating layer is provided with a first hole, the first hole exposes the first conductive layer, and the second conductive layer contacts the first conductive layer through the first hole. The second insulating layer is provided with a second hole, and the second hole exposes the second conductive layer. An orthographic projection of the second hole on the substrate overlaps with an orthographic projection of the first hole on the substrate.Type: ApplicationFiled: December 30, 2022Publication date: May 16, 2024Applicant: GUANGZHOU CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Hang Wang
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Publication number: 20240160310Abstract: A touch control sensor, a display panel, and an electronic device are disclosed. The display panel includes a first conductive layer, a plurality of first auxiliary electrodes, a plurality of bridge parts, and a second conductive layer. The second conductive layer is disposed on a side of the first conductive layer and includes a plurality of first touch control electrodes and a plurality of second touch control electrodes. Each of the first touch control electrodes includes a plurality of first touch control units. Each of the bridge parts is connected between two adjacent first touch control units. Each of the first auxiliary electrodes is parallelly connected to the corresponding first touch control electrode or the corresponding second touch control electrode.Type: ApplicationFiled: May 10, 2022Publication date: May 16, 2024Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Yanan WANG, Yalong MA