Patents Assigned to Display Technologies
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Patent number: 12207521Abstract: A display panel and a display device are provided. The display panel includes: a light-emitting unit, including a first sub-light-emitting unit, a second sub-light-emitting unit and a third sub-light-emitting unit adjacent to each other; and a color filter film including a first color resist block located on the first sub-light-emitting unit, a second color resist block located on the second sub-light-emitting unit and a third color resist block located on the third sub-light-emitting unit. A thickness of the first color resist block is different from at least one of a thickness of the second color resist block and a thickness of the third color resist block.Type: GrantFiled: December 8, 2021Date of Patent: January 21, 2025Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Qiwen Zhu
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Patent number: 12205554Abstract: A liquid crystal display apparatus has a three-TFT structure in which each of pixels includes a first liquid crystal capacitor including a first pixel electrode, a second liquid crystal capacitor including a second pixel electrode, a first TFT including a drain electrode connected to the first pixel electrode, a second TFT including a drain electrode connected to the second pixel electrode, and a buffer capacitor including a buffer capacitor electrode connected to the second pixel electrode via a third TFT. In the liquid crystal display apparatus, a configuration is adopted in which a gate scanning signal is independently supplied to a plurality of gate bus lines one by one, and a sub-gate-on pulse is substantially simultaneously applied to the third TFTs belonging to at least two pixel rows.Type: GrantFiled: April 8, 2024Date of Patent: January 21, 2025Assignee: Sharp Display Technology CorporationInventor: Yoshihisa Takahashi
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Patent number: 12205929Abstract: A display device and a spliced display panel are provided. The spliced display panel has: a display assembly, where the display assembly includes a display substrate and first connection terminals electrically connected to the display substrate; a driving backplane, where the display assembly is arranged on the driving backplane; the driving backplane includes a communication circuit layer located in the display area, the communication circuit layer includes second connection terminals bound to the first connection terminals; and a driving integrated circuit electrically connected to the second connection terminals.Type: GrantFiled: November 12, 2021Date of Patent: January 21, 2025Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Quping Wei, Wenxu Xianyu, Chunpeng Zhang, Tiyao Ma
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Patent number: 12204209Abstract: The present disclosure relates to the field of display technologies, and discloses a display panel, a preparation method thereof, and a display device; the display panel has a display area and a non-display area adjacent to the display area, and the display panel includes an array substrate, an opposite substrate, and a first alignment film and a retaining wall structure; a bonding electrode is arranged on the array substrate, and located in the non-display area; the opposite substrate and the array substrate are arranged opposite to each other; the first alignment film is arranged on a side of the array substrate close to the opposite substrate; the retaining wall structure is arranged on the side of the array substrate close to the opposite substrate, and at least part of the retaining wall structure is located between the first alignment film and the bonding electrode.Type: GrantFiled: February 25, 2021Date of Patent: January 21, 2025Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Wei Cao, Xiaona Liu, Yu Ma
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Patent number: 12204131Abstract: Backlight module and display device are disclosed. The backlight module includes a light source structure and a light guide plate, which includes a body structure and a wedge-shaped structure disposed on the body structure and located at a side adjacent to the light source structure. The body structure includes a light incident surface of body structure. The wedge-shaped structure includes a bottom surface, a wedge surface and a light incident surface of wedge-shaped structure. The light source structure includes a light source, light emitted by which enters the light guide plate through the light incident surface of body structure and the light incident surface of wedge-shaped structure. In a direction perpendicular to the bottom surface, a ratio of thickness of the body structure to thickness of light-exiting surface of the light source is less than or equal to 88%.Type: GrantFiled: January 10, 2023Date of Patent: January 21, 2025Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yaodong Wang, Luo Zhang, Yangli Zheng, Xiaoping Zhang, Jian Ren, Fangyi Liu, Xiaojuan Gao, Zhenguo Zhou, Siqi Yin
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Patent number: 12204210Abstract: A liquid crystal module includes a liquid crystal display panel including a TFT substrate having a main surface including a display region and a non-display region located around the display region, a control device including a rigid substrate and a timing controller mounted on the rigid substrate, and a flexible circuit substrate having one end coupled to a mounting region in the non-display region and the other end coupled to the rigid substrate. The flexible circuit substrate is bent, and the rigid substrate is supported on the TFT substrate in the mounting region.Type: GrantFiled: December 27, 2023Date of Patent: January 21, 2025Assignee: Sharp Display Technology CorporationInventor: Hirofumi Miyamoto
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Patent number: 12204711Abstract: An attachment is attachable to and detachable from a touch panel of an input device including the touch panel, and supports user operation on the input device by being attached to the touch panel. The attachment includes one or more operation units that receive user operation and transmit the user operation to a corresponding position of the touch panel when attached to the touch panel.Type: GrantFiled: January 16, 2024Date of Patent: January 21, 2025Assignee: Sharp Display Technology CorporationInventors: Takenori Maruyama, Shinji Yamagishi, Takuma Yamamoto, Kazutoshi Kida, Yasuhiro Sugita, Hiroshi Fukushima
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Patent number: 12202346Abstract: Provided are a projection assembly, a display system and a vehicle. The projection assembly is applied to the vehicle, and the projection assembly includes: a housing, a bottom cover, a display module, a heat dissipation assembly and an imaging lens. The housing is connected with the bottom cover, and the housing and the bottom cover form an accommodating space, the heat dissipation assembly, the display module and the imaging lens are all disposed in the accommodating space, and the display module is disposed on the heat dissipation assembly; and the imaging lens includes a lens barrel and a lens assembly, the lens barrel is disposed on the heat dissipation assembly, the lens assembly is disposed in the lens barrel, and the lens barrel surrounds the display module, the display module faces the lens assembly, the housing is provided with an opening, and the lens assembly faces the opening.Type: GrantFiled: September 2, 2021Date of Patent: January 21, 2025Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Yuhong Liu, Chenru Wang, Yulong Wu, Lili Chen, Feng Zi
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Patent number: 12204719Abstract: A touch input device includes M drive lines; N sense lines; (M×N) electrostatic capacitances; and a signal processor configured to output a first drive signal and detect a change in a plurality of electrostatic capacitances of the (M×N) electrostatic capacitances. The signal processor outputs the first drive signal to the at least one first drive line and outputs a second drive signal having a phase opposite to the first drive signal to each of at least two second drive lines. The signal processor outputs the first drive signal and the second drive signal so that a first amplitude total, which is obtained by multiplying an amplitude of the first drive signal by the number of first drive lines, is substantially equal to a second amplitude total, which is obtained by multiplying an amplitude of the second drive signal by the number of second drive lines.Type: GrantFiled: January 19, 2024Date of Patent: January 21, 2025Assignee: Sharp Display Technology CorporationInventor: Kohji Nagasaka
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Patent number: 12207527Abstract: A display panel is provided and includes at least one cutting section and a functional section. A cross-sectional structure of the display panel includes a substrate, a blocking portion, and an encapsulating layer. The substrate includes a first sub-portion corresponding to a position of the cutting section. The blocking portion is disposed on the first sub-portion. The encapsulating layer is disposed on the blocking portion. A contact surface between the encapsulating layer and the blocking portion is a rugged surface.Type: GrantFiled: May 23, 2019Date of Patent: January 21, 2025Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Qinzun Lin
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Patent number: 12205553Abstract: A backlight device includes: a plurality of LED elements arranged in a plurality of regions including a first region and a second region; a plurality of LED drive circuits configured to generate LED drive signals configured to drive the LED elements; a control circuit configured to outputs a vertical synchronization signal and current setting data configured to set luminance of the LED elements; and a time constant circuit that delays the vertical synchronization signal by a predetermined time. The LED drive circuits includes a first LED drive circuit associated with the LED elements in the first region. The time constant circuit includes a first time constant circuit connected to the first LED drive circuit. The first LED drive circuit is configured to receive the current setting data output from the control circuit and receive the first vertical synchronization signal delayed by the first time constant circuit.Type: GrantFiled: December 8, 2023Date of Patent: January 21, 2025Assignee: Sharp Display Technology CorporationInventor: Nariya Kanbara
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Patent number: 12207420Abstract: The present disclosure provides a support component and a flexible display module. The support component includes a support layer. The support layer has a patterned structure in a bending area. The patterned structure includes two first hollow patterns. The first hollow pattern includes a plurality of support blocks and a plurality of first hollow parts. An opening is formed at a corresponding first edge close to each of the plurality of first hollow parts, when the support layer is in a bending state, the opening shrinks to a closed state.Type: GrantFiled: August 9, 2021Date of Patent: January 21, 2025Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Wenqiang Wang
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Patent number: 12207525Abstract: A display panel and a method of manufacturing a display device are disclosed. The display panel includes an array substrate layer, a display functional layer, a first inorganic encapsulation layer, and a composite barrier layer. The composite barrier layer includes a base, a viscosity-reducing adhesive layer disposed between the base and the first inorganic encapsulation layer, a second inorganic encapsulation layer disposed between the viscosity-reducing adhesive layer and the first inorganic encapsulation layer, and an organic adhesive layer disposed between the second inorganic encapsulation layer and the first inorganic encapsulation layer.Type: GrantFiled: April 20, 2022Date of Patent: January 21, 2025Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Zongpeng Yang
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Patent number: 12204708Abstract: A touch panel and a touch device with the touch panel are provided. Each of plurality of touch electrodes of a substrate of the touch panel is led by a corresponding one of plurality of touch wires, and each row and each column of the plurality of touch electrodes share one detection channel through a corresponding one of the plurality of touch wires, and can detect a touch signal sensed by each of the plurality of touch electrodes, thereby increasing an area of the touch panel that can detect the touch signal, and enhancing a detection accuracy and a linearity of the touch panel.Type: GrantFiled: April 15, 2022Date of Patent: January 21, 2025Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Zengjian Jin, Yalong Ma, Yanan Wang
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Patent number: 12205536Abstract: The present disclosure discloses a pixel circuit and a display panel. The pixel circuit comprises a second wire, a first light-emitting control unit, a driving unit, and a compensation unit. A control terminal of the first light-emitting control unit and a control terminal of the compensation unit share the second wire, which can save a wire quantity of the pixel circuit, thereby improving display resolution; at the same time, a control terminal of the driving unit is only equipped with the compensation unit, which reduces a leakage path of the control terminal of the driving unit.Type: GrantFiled: September 6, 2021Date of Patent: January 21, 2025Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Xuanyun Wang, Cheng Chen, Chao Dai, Yixian Zhang
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Patent number: 12204377Abstract: The present disclosure provides a flexible display device. A first supporting assembly and a second supporting assembly are configured to slide relatively to provide a supporting surface with variable area to a flexible display module. A limiting mechanism includes a limiting rotor and a limiting groove, wherein the limiting rotor is rotatably connected to the first supporting assembly, the limiting groove is defined in the second supporting assembly, and the limiting rotor is engaged with the limiting groove when an area of the supporting surface is a predetermined area.Type: GrantFiled: January 31, 2024Date of Patent: January 21, 2025Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Wen Han, Zhuo Zhang
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Patent number: 12205956Abstract: An electronic device and a display panel are provided. The display panel has a display region and a bending region positioned at one side of the display region. The display panel includes a first transparent substrate, a first inorganic layer, a second inorganic layer, and a blocking layer positioned at one side of the first transparent substrate. The second inorganic layer has a first via in the bending region of the display panel. This alleviates the mura near the bending region due to the exposure of the first transparent substrate and thus alleviates the mura issue occurred on the conventional display panel close to the bending region.Type: GrantFiled: December 21, 2021Date of Patent: January 21, 2025Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Guoqiang Yang
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Patent number: 12203970Abstract: A display system and a display system detection method are provided. The display system includes: a main control unit configured to output a first detection signal to a switch unit, and calculate the connection resistance according to a connection voltage and a detection current; a switch unit configured to control the cable to generate a detection current and a detection voltage according to the first detection signal; a constant current control unit configured to stabilize the detection current and the detection voltage; and a voltage detection unit configured to generate a connection voltage according to the detection voltage, and send the connection voltage and the detection current to the main control unit.Type: GrantFiled: May 5, 2022Date of Patent: January 21, 2025Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Xuanquan Gao
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Patent number: 12204197Abstract: A color filter includes a frame portion in which the reflectance of light incident from the transparent substrate side is less than the reflectance of light incident from the overcoat layer side and an opening portion in which the reflectance of light incident from the transparent substrate side is greater than the reflectance of light incident from the overcoat layer side. The color filter satisfies nbc×dbc<?×A2+?×A+?, where nbc is the refractive index of the transparent base coat layer, dbc nm is the film thickness of the transparent base coat layer, and A is the opening ratio of the color filter, and where A, ?, ?, and ? respectively satisfy A=(area of the opening portion)/(area of an active area), ?=436.7×nbc?837.2, ?=?315.8×nbc+523.7, and ?=?358.3×nbc+771.8.Type: GrantFiled: March 5, 2024Date of Patent: January 21, 2025Assignee: Sharp Display Technology CorporationInventors: Yuichi Kawahira, Masahiro Hasegawa, Ryosuke Saigusa, Jianeng Xu, Akira Sakai
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Patent number: 12207508Abstract: Provided in the present disclosure are a display panel and a display device. The display panel comprises: a base substrate; multiple contact electrodes, arranged on the base substrate in a non-display region of the display panel; an inorganic film layer, arranged on the side of the contact electrodes in proximity to the base substrate; the inorganic film layer comprising an inorganic material; an organic film layer, arranged on the side of the contact electrodes away from the base substrate; and a barrier layer, arranged on the side of the organic film layer away from the base substrate; the barrier layer comprising an inorganic material; and, the organic film layer being provided with openings in at least some gaps between adjacent contact electrodes.Type: GrantFiled: March 9, 2021Date of Patent: January 21, 2025Assignees: Chongqing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Tianlong Zhao, Hyoungseok Park, Zifeng Wang, Dawei Shi