Patents Examined by Agnes Dobrowolski
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Patent number: 11947224Abstract: A display panel is provided. The display panel includes a display region and a non-display region surrounding a periphery of the display region. The non-display region includes a multiple corner regions and multiple linear regions. The display panel further includes a first substrate, a second substrate, a liquid crystal layer, and a bezel assembly. The bezel assembly includes multiple support members and multiple sealant. At least one of the multiple support members is disposed in the corner region and the sealant is disposed in the linear region. The support member and the sealant bonds the first substrate and the second substrate. Two opposite ends of the sealant are respectively connected with one of the support members in two corner regions, and the liquid crystal layer is sealed between the first substrate and the second substrate. A display device having the display panel is also provided.Type: GrantFiled: June 14, 2023Date of Patent: April 2, 2024Assignee: HKC CORPORATION LIMITEDInventors: Jianying Zhang, Baohong Kang
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Patent number: 11886070Abstract: A display panel and a method of manufacturing the display panel are provided. The display panel includes a color filter substrate, a first conductive layer, a thin film transistor substrate, a second conductive layer, a first pad group, a second pad group, and a conductive adhesive strip. The conductive adhesive strip includes a plurality of metal particles, and different metal particles have different contact resistances and voltage drops, so that the signal voltage is effectively distributed during alignment.Type: GrantFiled: December 18, 2019Date of Patent: January 30, 2024Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventor: Wei Ren
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Patent number: 11852944Abstract: An electrochromic module includes two opposite positioned first substrates and at least one electrochromic unit disposed between the first substrates. Each of the electrochromic unit includes a first conductive layer, a filter layer, and a second conductive layer stacked in turn. One end of the first conductive layer protrudes from an edge of the filter layer to form a first electrode area. One end of the second conductive layer protrudes from another edge of the filter layer to form a second electrode area. Vertical projections of the first electrode area and the second electrode area on the first substrates are spaced apart from each other. Each of the first electrode area and the second electrode area is configured to connect to a power supply. The electrochromic module can make it easy to connect the electrochromic unit to the power supply.Type: GrantFiled: July 14, 2021Date of Patent: December 26, 2023Assignee: TRIPLE WIN TECHNOLOGY(SHENZHEN) CO.LTD.Inventors: Ming-Hsun Lee, Yen-Lin Peng
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Patent number: 11846850Abstract: A display panel and a display device are disclosed. The display panel includes a first substrate, a second substrate, and a liquid crystal. The first substrate and the second substrate are aligned and assembled together. The liquid crystal is filled between the first substrate and the second substrate. The display panel further includes a retaining wall that is arranged on the first substrate and that extends toward the second substrate. The retaining wall divides a display region of the display panel into at least two partitions. The liquid crystal is filled in the at least two partitions. The retaining wall obstructs the liquid crystal from flowing across the different partitions.Type: GrantFiled: December 12, 2022Date of Patent: December 19, 2023Assignees: MIANYANG HKC OPTOELECTRONICS TECHNOLOGY CO., LTD, HKC CORPORATION LIMITEDInventors: Xinghao Xue, Haijiang Yuan
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Patent number: 11841579Abstract: A backlight module and a liquid crystal display panel are provided. The backlight module includes a substrate, multiple light emitting diodes, a quantum dot layer, a light-shielding layer, and a heat dissipation structure. The substrate has a first surface and a second surface opposite to the first surface. The multiple light emitting diodes are disposed on the first surface. The quantum dot layer is disposed on one side of the multiple light emitting diodes facing away from the substrate. The multiple light emitting diodes are each configured to emit lights of a first color. The lights of the first color are of the first color, a second color, or a third color after passing through the quantum dot layer. The light-shielding layer is disposed between each two adjacent light emitting diodes. The heat dissipation structure is disposed on the second surface.Type: GrantFiled: November 21, 2022Date of Patent: December 12, 2023Assignees: CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD., HKC CORPORATION LIMITEDInventors: Xiaogang Hu, Haoxuan Zheng
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Patent number: 11822178Abstract: Disclosed are an array substrate, a fabrication method thereof, a liquid crystal display panel and a display device. The array substrate includes a substrate, a wire grid polarization layer located in an open region in a pixel region of the substrate and a transparent pattern located at the side, away from the substrate, of the wire grid polarization layer and consistent with a pattern of the wire grid polarization layer.Type: GrantFiled: March 31, 2020Date of Patent: November 21, 2023Assignee: BOE Technology Group Co., Ltd.Inventors: Yunsik Im, Hyunsic Choi, Kai Hou
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Patent number: 11796852Abstract: A liquid crystal display, including a transparent region, a light shielding region, and a display region. The liquid crystal display includes a liquid crystal box, a lower polarizer, and a backlight module that are sequentially disposed in a stacked manner. A part of the liquid crystal box is located in the transparent region and is configured to allow visible light to pass through, a part of the liquid crystal box is located in the light shielding region and is configured to shield visible light, and a part of the liquid crystal box is located in the display region and is configured to display an image.Type: GrantFiled: December 2, 2019Date of Patent: October 24, 2023Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Lei Ma, Peng Wang, Guangnan Xiao, Feng Zhang, Binbin Su
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Patent number: 11782306Abstract: According to an aspect, a display device includes: a first light-transmitting substrate; a second light-transmitting substrate disposed so as to face the first light-transmitting substrate; a liquid crystal layer comprising polymer dispersed liquid crystals between the first light-transmitting substrate and the second light-transmitting substrate; and a multilayered film on an outer surface or surfaces of at least one of the first light-transmitting substrate and the second light-transmitting substrate, the multilayered film being configured to reflect light from the first light-transmitting substrate or the second light-transmitting substrate, and absorb light from outside the first light-transmitting substrate or the second light-transmitting substrate.Type: GrantFiled: July 8, 2020Date of Patent: October 10, 2023Assignee: Japan Display Inc.Inventors: Hiroki Sugiyama, Kentaro Okuyama, Manabu Mizuno
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Patent number: 11782300Abstract: The present disclosure provides a display device, including: a backlight module; side frames on different sides of the display module; a first supporting part is provided on at least one side frame, and extends toward a middle part of the backlight module; a panel assembly on a light-emitting side of the backlight module and including a first display panel, a second display panel and a connection layer between the first display panel and the second display panel, where the first display panel, the second display panel and the connection layer define an accommodation space, the first supporting part extends into the accommodation space, the first display panel is on a side of the first supporting part away from the backlight module, and the second display panel is supported by the backlight module; the first display panel and the side frame overlap in a thickness direction of the display device.Type: GrantFiled: September 27, 2021Date of Patent: October 10, 2023Assignees: Fuzhou BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yuhang Lin, Hui Yu, Liri Chen, Chengkun Liu, Han Zhang, Ming Chen, Jie Liu, Kai Diao
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Patent number: 11768395Abstract: A display device is disclosed. The display device includes a display panel, a frame positioned behind the display panel, a plate positioned between the display panel and the frame, and a first adhesive member disposed between the display panel and the plate and coupled both to the display panel and to the plate, wherein the plate includes a body facing the display panel, and a depressed portion, which is depressed rearwards from the body and to which the first adhesive member is coupled.Type: GrantFiled: January 22, 2021Date of Patent: September 26, 2023Assignee: LG ELECTRONICS INC.Inventors: Seunggyu Kang, Hyuncheol Cho
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Patent number: 11686962Abstract: A display panel, a display device and a preparation method for a display panel. The display panel includes a first substrate; a conductive structure layer is formed on a side surface of the first substrate, and the conductive structure layer is provided with a binding region close to a side edge thereof; the binding region of the conductive structure layer protrudes from a first end surface of the first substrate, and a protruding part of the conductive structure layer forms a first protruding portion; the first protruding portion bends toward a side of the first substrate away from the conductive structure layer; and a turning portion of the first protruding portion is fixed on the first end surface of the first substrate. The binding region of the conductive structure layer is located at a bending part of the conductive structure layer and is not carried on the first substrate.Type: GrantFiled: August 20, 2020Date of Patent: June 27, 2023Assignee: BOE Technology Group Co., Ltd.Inventors: Zhongbao Wu, Chuandong Liao, Ruoyu Ma, Haiwei Sun
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Patent number: 11480821Abstract: A display apparatus according to a concept of the disclosure includes: a display panel displaying an image in a front direction; a middle mold causing the display panel to be rested at a first position; and a chassis coupled with the middle mold in the front direction of the display panel, wherein the middle mold includes a restricting rib for restricting the display panel from departing from the first position and restricting the display panel from moving in a side direction, and the chassis includes a pressing rib being in an inclined shape and pressing the display panel toward the first position when the chassis is coupled with the middle mold in the state in which the display panel departs from the first position.Type: GrantFiled: December 12, 2019Date of Patent: October 25, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Ik Hwan Kim, Kyoung Youn Lee
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Patent number: 11409154Abstract: A display device includes a first substrate; a second substrate covering the first substrate; a liquid crystal layer between the first substrate and the second substrate; a plurality of pixels on the first substrate; and a light blocking member disposed on at least one of the first substrate and the second substrate, the light blocking member disposed in a curved area and defining a display area and a non-display area. The plurality of pixels includes a first pixel outside the curved area; and a second pixel in the curved area, and a pixel electrode of the first pixel has a different shape from a shape of a pixel electrode of the second pixel.Type: GrantFiled: February 26, 2019Date of Patent: August 9, 2022Inventors: Changil Tae, Seungjun Yu, Younggoo Song
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Patent number: 11402676Abstract: A viewing angle switchable display apparatus including a display panel, an electrically controlled viewing angle switching device, an electrically controlled light scattering switching device, and a backlight module is provided. The electrically controlled viewing angle switching device includes two first transparent substrates, two first transparent conductive layers, a liquid crystal layer, and a first polarizer located on a side of the electrically controlled viewing angle switching device which is far away from the display panel. The liquid crystal layer includes liquid crystal molecules, and optical axes of the liquid crystal molecules are parallel or perpendicular to a transmission axis of the first polarizer. The electrically controlled light scattering switching device is located between the display panel and the backlight module and includes two second transparent substrates, two second transparent conductive layers, and an electronically controlled polymer material layer.Type: GrantFiled: November 30, 2017Date of Patent: August 2, 2022Assignee: Coretronic CorporationInventors: Chung-Yang Fang, Wen-Chun Wang, Ping-Yen Chen, Hsiung-Chun Hsu, Chien-Hui Lee
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Patent number: 11390053Abstract: A display device in one example includes a display panel, a supporting frame supporting the display panel, and an adhesive between the display panel and the supporting frame. The supporting frame includes a case, and a thermal shape changing part constituting a portion of the case. The thermal shape changing part includes a shape memory material.Type: GrantFiled: October 2, 2017Date of Patent: July 19, 2022Assignee: LG DISPLAY CO., LTD.Inventors: A-Ram Sohn, Jae-Chul Hwang, Won-Bong Jang, Hye-Ran Park
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Patent number: 11275278Abstract: In an electro-optical device, inside an insulating layer, a cavity is provided which extend in a thickness direction at both sides in a width direction of a semiconductor layer and at both sides in a length direction of the semiconductor layer and surround the semiconductor layer in a plan view. The cavity is provided, in the thickness direction, from a position on the first substrate side relative to the semiconductor layer to a position on a pixel electrodes side relative to the semiconductor layer. The semiconductor layer is positioned behind at least one of a second light-shielding layer and the cavity when viewed from any direction on the first substrate side. The cavity is provided up to a position on the pixel electrode side relative to a gate electrode provided at the pixel electrode side relative to the semiconductor layer of a transistor, toward the pixel electrodes.Type: GrantFiled: April 16, 2019Date of Patent: March 15, 2022Assignee: SEIKO EPSON CORPORATIONInventors: Satoshi Ito, Takuto Watanabe
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Patent number: 11221520Abstract: A display device and a method for manufacturing the same. A display device includes: a first substrate; a partition wall which is disposed on the first substrate to define a first space and includes a top portion and side portions extending from the top portion; a reflective layer which covers the top portion and the side portions; an organic layer which is disposed on the reflective layer to overlap the top portion and has liquid repellency; and a wavelength conversion layer which is disposed in the first space.Type: GrantFiled: February 7, 2018Date of Patent: January 11, 2022Assignee: Samsung Display Co., Ltd.Inventors: Kang Uk Kim, Jung Suk Bang, Sang Ji Park, Don Chan Cho
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Patent number: 11199745Abstract: A liquid crystal display device includes, in this order from a light source side: a first polarizer; a liquid crystal cell in which an azimuth orientation direction of a liquid crystal substance is altered by an electric field parallel to a display surface; and a second polarizer. Absorption axes of the first and second polarizers are disposed in directions orthogonal to each other. The absorption axis of the first polarizer and an orientation axis of molecules of the liquid crystal substance are disposed in parallel to each other. The device further includes: a first substrate layer between the liquid crystal cell and the first polarizer; and no substrate layer or a second substrate layer as only one layer between the liquid crystal cell and the second polarizer. An in-plane direction of an optical axis of the first substrate layer is parallel to the absorption axis of the first polarizer.Type: GrantFiled: August 8, 2016Date of Patent: December 14, 2021Assignee: ZEON CORPORATIONInventors: Kazuhiro Osato, Kazuki Takagi
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Patent number: 11067731Abstract: An optical film transfer body including a substrate film, and an optically anisotropic layer that is formed on the substrate film by curing a composition containing a photopolymerizable liquid crystal compound, wherein the optically anisotropic layer contains 25% by weight or less of the photopolymerizable liquid crystal compound; an optical film including, in this order, an adherend, an adhesive layer, and an optically anisotropic layer, wherein the adhesive layer is a layer formed by curing a photocurable adhesive, the optically anisotropic layer is a layer formed by curing a composition containing a photopolymerizable liquid crystal compound, and the optically anisotropic layer contains 25% by weight or less of the photopolymerizable liquid crystal compound; as well as a method for producing an optical film and an organic electroluminescent display device.Type: GrantFiled: February 25, 2016Date of Patent: July 20, 2021Assignee: ZEON CORPORATIONInventor: Manabu Ito
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Patent number: 10914966Abstract: The disclosure discloses a manufacturing method of a liquid crystal display grating. The method includes preparing a substrate, depositing a transparent film layer on the substrate, patterning the transparent film layer for producing a plurality of containing grooves, depositing a liquid crystal alignment film in the containing grooves, injecting liquid crystal molecules in the containing grooves, aligning and packaging the liquid crystal molecules. The disclosure can achieve 3D display by the method above.Type: GrantFiled: April 25, 2017Date of Patent: February 9, 2021Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.Inventors: Yanhong Meng, Zhixiong Jiang