Patents Examined by Shan Liu
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Patent number: 12158642Abstract: A display panel includes a plurality of pixel units. At least one pixel unit includes a display region and an anti-peep region. The anti-peep region includes a first light-blocking layer and a second light-blocking layer. The first light-blocking layer is on a side of the second light-blocking layer facing a light-exiting surface of the display panel. Along a direction perpendicular to the light-exiting surface of the display panel, a distance between the first light-blocking layer and the second light-blocking layer is greater than zero. Along a fifth direction, the first light-blocking layer includes a plurality of first light-blocking strips and a plurality of first openings. A first opening is arranged between two neighboring first light-blocking strips. The fifth direction is parallel to the light-exiting surface of the display panel. Along the fifth direction, the second light-blocking layer includes a plurality of second light-blocking strips and a plurality of second openings.Type: GrantFiled: August 2, 2023Date of Patent: December 3, 2024Assignee: Xiamen Tianma Micro-Electronics Co., Ltd.Inventors: Wenqi Zhou, Yan Yang, Ting Zhou, Junyi Li
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Patent number: 12158682Abstract: According to one embodiment, a viewing angle control element includes a first substrate, a second substrate, and an electrolyte layer. The first substrate includes a first transparent substrate, a first light-shielding portion and a second light-shielding portion provided between the first transparent substrate and the electrolyte layer, a first transparent insulating layer provided between the first light-shielding portion and the second light-shielding portion, and a first transparent electrode. The first transparent electrode includes a first electrode portion overlapping the first light-shielding portion, a second electrode portion overlapping the second light-shielding portion, and an opening portion overlapping the first transparent insulating layer.Type: GrantFiled: April 28, 2022Date of Patent: December 3, 2024Assignee: JAPAN DISPLAY INC.Inventors: Masaaki Kabe, Jin Hirosawa
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Patent number: 12158666Abstract: The application discloses a liquid crystal display panel, including: a color filter substrate defined with a plurality of light path openings, a driving substrate arranged opposite to the color filter substrate, a liquid crystal layer located between the color filter substrate and the driving substrate, and a plurality of photosensitive sensor units, wherein a plurality of retaining wall structures are provided in the liquid crystal layer, the retaining wall structures are hollow, a top and a bottom of each of the retaining wall structures are both open, a top opening of each of the retaining wall structures is aligned with at least one of the light path openings, and a bottom opening of each of the retaining wall structures is aligned with one of the photosensitive sensor units. The present application can improve signal-to-noise ratios of fingerprint signals through the retaining wall structures.Type: GrantFiled: December 31, 2020Date of Patent: December 3, 2024Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Guiyang Zhang, Tengteng Shi, Guowei Zha
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Patent number: 12147107Abstract: The present application provides a splicing display panel and a preparation method thereof. The splicing display panel comprises a first sub-display panel, a second sub-display panel, and a third sub-display panel. Both the first and second sub-display panels comprise a first substrate, and the first substrate comprises an accommodation groove. One end of the third sub-display panel is accommodated and fixed in the accommodation groove of the first sub-display panel, and another end is accommodated and fixed in the accommodation groove of the second sub-display panel. Surfaces of the first, second, and third sub-display panels facing away from a color film functional layer are flush.Type: GrantFiled: April 20, 2022Date of Patent: November 19, 2024Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Meinan Li, Yongping Fan
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Patent number: 12140845Abstract: The present disclosure provides a display panel and a display device. The display panel includes a thin film transistor; and further includes a substrate; a first metal layer disposed on the substrate and including a gate of the thin film transistor; an active layer disposed on a side of the first metal layer away from the substrate and including an active portion of the thin film transistor; a spacer layer disposed on a side of the active layer away from the first metal layer and including a plurality of contact holes; a second metal layer disposed on a side of the spacer layer away from the active layer and including a source and a drain of the thin film transistor; an orthographic projection of the gate electrode on the substrate covers an orthographic projection of at least part of the contact holes on the substrate.Type: GrantFiled: October 30, 2022Date of Patent: November 12, 2024Inventors: Tao Ma, Fei Ai, Zhilin Wu
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Patent number: 12135476Abstract: A display device includes a display unit that displays a biological image and a transparent protective plate disposed on a front surface of the display unit. In the display device, an uneven structure having unevenness with a pitch and a height smaller than a wavelength of visible light is formed on any one or more of a front surface side of the protective plate, a back surface side of the protective plate, and a front surface side of the display unit, and an anti-glare (AG) structure having an AG function is formed on any one or more of the front surface side of the protective plate, the back surface side of the protective plate, and the front surface side of the display unit. The present technology can be applied to a display device that displays a biological image.Type: GrantFiled: July 17, 2020Date of Patent: November 5, 2024Assignee: Sony Group CorporationInventor: Kenji Hata
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Patent number: 12124076Abstract: An image projection system includes a cascaded waveguide system including a first waveguide and a second waveguide arranged downstream along a transmission path from the first waveguide. The first waveguide includes a first output structure and is configured to receive a light beam having a first beam width and output a first expanded light beam at the first output structure, wherein the first expanded light beam has a second beam width greater than the first beam width. The second waveguide includes a second output structure and is configured to receive the first expanded light beam from the first waveguide and output the first expanded light beam multiple times from the second output structure as a plurality of output light beams. Each of the plurality of output light beams is output from a different area of the second output structure along a propagation direction of the second waveguide.Type: GrantFiled: June 29, 2021Date of Patent: October 22, 2024Assignee: Infineon Technologies AGInventors: Boris Kirillov, Maksym Sladkov
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Patent number: 12117679Abstract: Provided is a liquid crystal display device that can switch between the privacy mode and the public mode and achieve a high contrast ratio even during display in the privacy mode. The liquid crystal display panel includes: a liquid crystal panel; and a control circuit. The active matrix substrate sequentially includes a first substrate, a first electrode, a first insulating layer, and second electrodes each including a first linear electrode. The color filter substrate includes a second substrate, a black matrix, a color filter layer, a third electrode, and a fourth electrode which is disposed between the black matrix and the third electrode and to which constant voltage is applied. The third electrode includes second linear electrodes and overlaps a portion of the black matrix in a plan view. The control circuit switches between application of driving voltage and application of constant voltage to the third electrode.Type: GrantFiled: January 13, 2023Date of Patent: October 15, 2024Assignee: Sharp Display Technology CorporationInventors: Koji Murata, Hiroshi Tsuchiya, Shinpei Higashida, Takahiro Sasaki, Takashi Satoh, Shinji Shimada
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Patent number: 12111531Abstract: An electronic device is disclosed by this disclosure. The electronic device includes a pixel substrate and a first light blocking structure. The pixel substrate includes a first pixel. The first light blocking structure is disposed on the pixel substrate, and the first light blocking structure includes a first unit and a second unit. In a top view direction of the electronic device, the first unit and the second unit are separated from each other in a first direction by a first pitch, and the first pixel has an exposed part between the first unit and the second unit. The exposed part has a first length in the first direction, a first ratio is a ratio of the first length to the first pitch, and the first ratio is greater than or equal to 0.4 and less than or equal to 0.85.Type: GrantFiled: January 12, 2023Date of Patent: October 8, 2024Assignee: InnoLux CorporationInventors: Jui-Jen Yueh, Kuan-Feng Lee, Tsung-Han Tsai
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Patent number: 12103393Abstract: A display assembly for a vehicle includes a support chassis having a recess, and a display module at least partially received within the recess, the display module having a front side and a back side. A cover lens is attached to the front side of the display module with a bonding material and coupled to the support chassis in a floating mounting arrangement using a flexible adhesive.Type: GrantFiled: June 30, 2020Date of Patent: October 1, 2024Assignee: Harman International Industries, IncorporatedInventors: Michael Andrew Spitzley, Daren Harris, Sabin Oana, Matthew Frantz, Jianing Chen
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Patent number: 12105373Abstract: A display module and a display device are provided. The display module includes a backlight module; a light control cell; a display liquid crystal cell; a first polarizer; a second polarizer; and a composite optical film. Along a thickness direction of the display module, the light control cell is disposed between the backlight module and the display liquid crystal cell and on a light-exiting surface of the backlight module; the first polarizer is disposed on a side of the display liquid crystal cell facing away from the light control cell; the second polarizer is disposed between the display liquid crystal cell and the light control cell; the composite optical film is disposed between the display liquid crystal cell and the backlight module; and the composite optical film is configured to transmit P-polarized light and reflect S-polarized light.Type: GrantFiled: December 29, 2022Date of Patent: October 1, 2024Assignee: Xiamen Tianma Micro-Electronics Co., Ltd.Inventors: Liting Fang, Peiqin Deng, Ling Wu, Boping Shen
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Patent number: 12092930Abstract: A display device includes a pixel electrode layer in which a plurality of pixel electrodes is arranged in a first direction and a second direction crossing the first direction, a first substrate including a first surface and a second surface on which the pixel electrode layer is arranged, a second substrate including a third surface arranged to face the second surface, a common electrode layer arranged on the third surface, and a liquid crystal layer arranged between the common electrode layer and the pixel electrode layer. Each of the plurality of pixel electrodes includes a plurality of first openings.Type: GrantFiled: November 9, 2023Date of Patent: September 17, 2024Assignee: Japan Display Inc.Inventor: Masataka Ikeda
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Patent number: 12092931Abstract: A liquid crystal display panel includes a first display area, a second display area, and sub-pixels. The sub-pixels are arranged in an array. The sub-pixels comprise a first sub-pixel and a second sub-pixel. The first sub-pixel is disposed in the first display area, the second sub-pixel is disposed in the second display area, and thickness of photoresist of at least a part of the second sub-pixel is smaller than the thickness of the photoresist of the first sub-pixel. A liquid crystal display is also provided.Type: GrantFiled: June 23, 2021Date of Patent: September 17, 2024Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Zhengyu Feng, Lei Wen, Jiangbo Yao
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Patent number: 12085821Abstract: A display panel and a display terminal are provided. The display panel includes a first base plate, a second base plate, and a frame sealing adhesive layer. An electrical connection component is disposed in the frame sealing adhesive layer. The first base plate includes a first type of signal line at least partially disposed in a non-display region and an elevated conductive part. The elevated conductive part is electrically connected to the first type of signal line. A first end of the electrical connection component is connected to the elevated conductive part, and a second end of the electrical connection component is connected to a common electrode layer of the second base plate.Type: GrantFiled: August 31, 2021Date of Patent: September 10, 2024Assignee: TCL China Star Optoelectronics Technology Co., Ltd.Inventor: Liang Li
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Patent number: 12078901Abstract: The present disclosure provides a display panel and a display panel manufacturing method. The display panel includes a drive circuit layer, a color photoresist layer disposed on the drive circuit layer, a common electrode layer disposed on the color photoresist layer, and a pixel electrode layer disposed on the common electrode layer. The drive circuit layer is provided with a common wire, the common electrode layer is provided with a transparent electrode, the transparent electrode is electrically connected to the common wire, and the pixel electrode layer is provided with a plurality of pixel electrodes.Type: GrantFiled: September 7, 2021Date of Patent: September 3, 2024Assignee: TCL China Star Optoelectronics Technology Co., Ltd.Inventors: Maoxia Zhu, Hongyuan Xu, Woosung Son
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Patent number: 12072494Abstract: Provided is a device for displaying augmented reality including an optical engine configured to output light of a virtual image, a waveguide configured to output light of the virtual image and transmit light of a real scene, a first lens part and a second lens part, and a processor, the first lens part being configured to tune a focus of the virtual image and including a first focus-tunable lens having a refractive power tunable by the processor and a fixed refractive lens having a refractive power, the second lens part being configured to compensate distortion of the real scene and including a second focus-tunable lens having a refractive power that is tunable by the processor, and the processor being further configured to determine the first refractive power based on vision information of the user, attribute depth information of the virtual image, and fixed refractive power of the fixed refractive lens.Type: GrantFiled: June 3, 2021Date of Patent: August 27, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kyookeun Lee, Harry Edward Milton
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Patent number: 12072569Abstract: A display panel and a display device are disclosed. The display panel includes drive transistors and photosensitive transistors disposed in a same layer of a first substrate. Each of the photosensitive transistors is correspondingly disposed in a gap between at least two adjacent color resist blocks. A plurality of pairs of first light-shielding support columns are disposed between the first substrate and a second substrate, a first end thereof is connected to the first substrate, and a second end thereof is connected to the second substrate. Wherein, each pair of the first light-shielding support columns is disposed corresponding to each of the photosensitive transistors by one to one.Type: GrantFiled: May 28, 2021Date of Patent: August 27, 2024Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventors: Haijun Wang, Jiangbo Yao
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Patent number: 12066716Abstract: An electronic device includes a first display panel including a first display surface, and a second display panel including a second display surface and configured to be disposed such that light emitted from the first display surface is incident on the second display surface. The first display panel is configured such that light emitted from the first display surface and incident on the second display surface includes a large amount of P-polarization components. The second display panel is a reflection-type display panel, and includes a polarizer disposed on the second display surface and configured to absorb S-polarization components of incident light.Type: GrantFiled: March 27, 2023Date of Patent: August 20, 2024Assignee: Sharp Display Technology CorporationInventors: Naru Usukura, Akiko Itoh, Koji Murata, Keisuke Yoshida
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Patent number: 12050324Abstract: A head-mounted device may have a head-mounted support structure with left and right portions that are coupled at a nose bridge portion. The left and right portions may support respective clear transparent members that form left and right lenses. During operation of the head-mounted device, a user with eyes located in left and right eye boxes may view real-world objects through the left and right lenses. A left display system may have a left display device that faces inwardly and a right display device that faces inwardly. Input couplers, waveguides, and output couplers may be used to supply left and right images from the left and right display systems to the left and right eye boxes. The left display device and right display device may be mounted in the nose bridge portion of the head-mounted support structure.Type: GrantFiled: May 4, 2021Date of Patent: July 30, 2024Assignee: Apple Inc.Inventor: David A. Kalinowski
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Patent number: 12050376Abstract: A display device is disclosed. The display device includes a display panel; a material complexed plate located at a rear of the display panel; a side frame which is located between the display panel and the material complexed plate, is fixed to the material complexed plate, and to which the display panel is coupled, wherein the material complexed plate includes a front skin forming a front surface; a rear skin which forms a rear surface and faces the front skin; and a core which is located between the front skin and the rear skin, and includes fibers.Type: GrantFiled: July 18, 2023Date of Patent: July 30, 2024Assignee: LG ELECTRONICS INC.Inventors: Seunggyu Kang, Honghae Do, Sungmo Im, Sangmin Kim, Jaeuk Ryu, Youngwook Kang, Sanghoon Yoon