Patents Examined by Dung T. Nguyen
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Patent number: 11156866Abstract: A display device including a substrate, a plurality of gate bus lines and a plurality of data bus lines intersecting the plurality of gate bus lines on the substrate, a plurality of pixel regions arranged between the plurality of data bus lines and the plurality of gate bus lines on the substrate, a plurality of pixel electrodes on the substrate at each of the plurality of pixel regions; and a plurality of microlenses over the substrate, wherein at least three microlenses among the plurality of microlenses correspond to each of the pixel electrodes in a width direction of the each of the pixel electrodes, wherein at least three microlenses correspond to edge portions of each of the pixel electrodes, and wherein at least one microlens among the plurality of microlenses that is overlapped with one data bus line does not overlap with the other data bus lines.Type: GrantFiled: August 3, 2020Date of Patent: October 26, 2021Assignee: LG DISPLAY CO., LTD.Inventors: Dong-Hyo Gu, Min-Cheol Shin
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Patent number: 11143924Abstract: Provided are a manufacturing method of a liquid crystal display and the liquid crystal display. In the manufacturing method of the liquid crystal display, a transparent flexible film is formed on an array substrate, and then, connection pins are formed on the transparent flexible film, and then, a portion of the transparent flexible film formed with the connection pins is fixed on a side of the array substrate away from an opposite substrate by bending, which can reduce a frame width of a liquid crystal display panel to achieve a narrow frame display.Type: GrantFiled: September 27, 2018Date of Patent: October 12, 2021Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Hailong Pan
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Patent number: 11126045Abstract: A curved display panel and a display device. The curved display panel (400) includes a substrate; the substrate includes a pixel region, an integrated circuit region, and a fan-out region located between the pixel region and the integrated circuit region. The pixel region includes signal lines. The integrated circuit region includes an integrated circuit driver. A driving chip is provided in the integrated circuit driver. The fan-out region includes a fan-out line. The wiring parameters of the fan-out line and the signal line change along with the change of a target curvature of the substrate where the fan-out line and the signal line are located.Type: GrantFiled: December 20, 2017Date of Patent: September 21, 2021Assignees: HKC Corporation Limited, Chongqing HKC Optoelectronics Technology Co., Ltd.Inventor: Yu-Jen Chen
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Patent number: 11119354Abstract: The present disclosure provides a display panel, a method for manufacturing the same and a display device. The display panel includes a substrate and a plurality of pixels provided on the substrate, each of the pixels includes a display region and a transparent region, a light emitting device is provided in the display region, the display panel further includes a polarization layer provided in the display region and the transparent region, and at a light exiting side of the light emitting device departing from the substrate, a portion of the polarization layer located in the display region is configured to absorb external environment light, and another portion of the polarization layer located in the transparent region is configured to transmit the external environment light.Type: GrantFiled: April 20, 2020Date of Patent: September 14, 2021Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Cuicui Liang, Bin Wang
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Patent number: 11112632Abstract: A backlight device is provided and includes a frame formed of a sheet material; a first adhesive layer provided on one surface of the frame; a reflective sheet attached to the frame with the first adhesive layer; an optical member disposed on the reflective sheet in the frame; and a light source disposed in the frame and configured to emit light to the optical member, wherein in at least a part of the frame, a width of the frame and a width of the first adhesive layer are equal to each other, and at least an internal surface of the frame and an internal surface of the first adhesive layer are flush with each other.Type: GrantFiled: February 18, 2020Date of Patent: September 7, 2021Assignee: Japan Display Inc.Inventors: Tetsuro Ochi, Ken Sugiyama, Toshiyuki Tsubota, Kazunari Nishita
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Patent number: 11106071Abstract: A display device includes a first substrate, a light-emitting device layer, a main lens module, and a control module. The light-emitting device layer is formed on the first substrate and includes first electrodes. The main lens module is disposed above the light-emitting device layer. The main lens module includes a second substrate, second electrodes formed on a surface of the second substrate, and a first liquid crystal layer disposed above the second substrate. The control module is electrically connected to the first and second electrodes and is configured to control voltages of the first and second electrodes. Electric fields generated between the first electrodes and between the second electrodes drive liquid crystal molecules in the first liquid crystal layer to be deflected and arranged as a first lens structure. The control module controls the voltages of the first and second electrodes to vary a focus of the first lens structure.Type: GrantFiled: May 5, 2019Date of Patent: August 31, 2021Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Hui Chen
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Patent number: 11092838Abstract: A display panel includes a first substrate, an electrode layer, and a display medium layer. The electrode layer is disposed on the first substrate. The display medium layer is disposed on the electrode layer and includes a filler and liquid crystal capsules. The liquid crystal capsules are distributed in the filler, and the filler has a birefringence difference ?n in a range from 0.02 to 0.175.Type: GrantFiled: April 6, 2020Date of Patent: August 17, 2021Assignee: AU OPTRONICS CORPORATIONInventors: Liang-Yin Huang, Chih-Hao Chen, Min-Zi Hong, Seok-Lyul Lee
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Patent number: 11086171Abstract: A display device including a first substrate comprising a first surface, a second substrate overlapping the first substrate and including a second surface overlapping the first surface, a display unit between the first substrate and the second substrate, and a supporting assistance member disposed between the first surface and the second surface, in which the supporting assistance member includes a first region and a second region, at least one of the first substrate and the second substrate includes a third region and a fourth region, transmittance of the first region is higher than transmittance of the second region, transmittance of the third region is higher than transmittance of the fourth region, and the second region surrounds the first region, the fourth region surrounds the third region, and the first region and the third region overlap each other.Type: GrantFiled: June 17, 2019Date of Patent: August 10, 2021Assignee: Samsung Display Co., Ltd.Inventors: Sun-Kwun Son, Sang-Moon Moh, Jin-Suk Seo, Mi-Sun Lee, Hye-Rhee Han
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Patent number: 11079624Abstract: There is provided a liquid crystal display apparatus having the following feature: although the liquid crystal display apparatus has a step between its display screen and outermost surface, the step is hardly recognized; and the liquid crystal display apparatus can achieve bright display. A liquid crystal display apparatus according to the present invention includes a liquid crystal cell; a first polarizer arranged on a back surface side of the liquid crystal cell; a cover sheet arranged on a viewer side of the liquid crystal cell, the cover sheet having a transmission portion at a position corresponding to a display region of the liquid crystal cell; and a second polarizer arranged on a viewer side of the cover sheet to cover the transmission portion, wherein an absorption axis direction of the first polarizer and an absorption axis direction of the second polarizer are substantially perpendicular to each other.Type: GrantFiled: April 10, 2017Date of Patent: August 3, 2021Assignee: NITTO DENKO CORPORATIONInventors: Katsunori Takada, Eiko Suefusa, Yoshitsugu Kitamura, Keisuke Kimura, Seiji Umemoto
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Patent number: 11073713Abstract: According to an aspect, a display device includes: a substrate having a display region; a shield conductive layer provided above the substrate; and a plurality of wiring units for temperature detection disposed at positions overlapping with the display region and the shield conductive layer when seen in a plan view. Each wiring unit for temperature detection has one end coupled to a first wire and the other end coupled to a second wire to detect resistance that changes in accordance with a change in temperature, between the first wire and the second wire.Type: GrantFiled: January 27, 2020Date of Patent: July 27, 2021Assignee: Japan Display Inc.Inventors: Koji Yoshida, Hirofumi Ohira, Soichiro Ohama, Toshihiko Tanaka
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Patent number: 11067864Abstract: An embodiment of the present invention provides a display device which allows for the area of a wiring diverting region to be reduced. The display device (1) includes: a substrate (100) having a displaying region (30) and a non-displaying region (10); a plurality of first switching elements (TFT1, TFT2); a plurality of gate lines (50) each of which is respectively connected to a gate of one or more of the plurality of first switching elements; a plurality of second switching elements (TFT3); a plurality of sub gate lines (60) each of which is respectively connected to a gate of one or more of the plurality of second switching elements; and one or more connecting lines (70) each of which connects a respective one of the plurality of gate lines (50) to a respective one of the plurality of sub gate lines (60).Type: GrantFiled: March 12, 2019Date of Patent: July 20, 2021Assignee: SHARP KABUSHIKI KAISHAInventor: Masahiro Yoshida
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Patent number: 11067858Abstract: A liquid crystal display device includes a first substrate, a second substrate, and a liquid crystal layer. The first substrate includes a plurality of first spacers protruding toward the liquid crystal layer, and the second substrate includes, on a surface closer to the liquid crystal layer, an alignment film, a plurality of second spacers in contact with the plurality of first spacers, and a plurality of pedestal films facing the plurality of first spacers. A height of the plurality of second spacers is greater than a height of the plurality of pedestal films, and the plurality of pedestal films include a first pedestal film having a smaller area than an area of each of the plurality of second spacers, and a second pedestal film having a planar pattern that is longer, as a whole, than a planar pattern of the first pedestal film.Type: GrantFiled: April 21, 2020Date of Patent: July 20, 2021Assignee: SHARP KABUSHIKI KAISHAInventor: Yukio Kurozumi
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Patent number: 11067860Abstract: An optical device includes a liquid crystal layer having a first plurality of liquid crystal molecules arranged in a first pattern and a second plurality of liquid crystal molecules arranged in a second pattern. The first and the second pattern are separated from each other by a distance of about 20 nm and about 100 nm along a longitudinal or a transverse axis of the liquid crystal layer. The first and the second plurality of liquid crystal molecules are configured as first and second grating structures that can redirect light of visible or infrared wavelengths.Type: GrantFiled: October 26, 2017Date of Patent: July 20, 2021Assignee: Magic Leap, Inc.Inventors: Chulwoo Oh, Mauro Melli, Christophe Peroz, Vikramjit Singh, Frank Xu, Michael Anthony Klug
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Patent number: 11061289Abstract: A liquid crystal display device includes a first substrate, a second substrate, and a liquid crystal layer supported between the first substrate and the second substrate, wherein the first substrate includes a main spacer and a sub-spacer protruding toward the liquid crystal layer, a height of the main spacer is greater than a height of the sub-spacer, the second substrate includes, on a surface facing the liquid crystal layer, an alignment film, a main pedestal portion that comes into contact with the main spacer, and a sub-pedestal portion opposite the sub-spacer, an area of a top portion of the main pedestal portion is greater than an area of a top portion of the main spacer, and an area of a top portion of the sub-pedestal portion is less than an area of a top portion of the sub-spacer.Type: GrantFiled: April 21, 2020Date of Patent: July 13, 2021Assignee: SHARP KABUSHIKI KAISHAInventors: Junichi Morinaga, Shingo Kamitani, Katsuya Ogawa
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Patent number: 11061265Abstract: A color-filter on array substrate, having a first base substrate, includes a plurality of thin-film transistors (TFTs) disposed in an array on the first base substrate; color resists correspondingly disposed on one of the TFTs; a planarization layer disposed on the color resists and covering all of the color resists; and an electrically conductive layer disposed on the planarization layer. An orthogonal projection of the electrically conductive layer on the planarization layer covers the planarization layer. The electrically conductive layer comprises a plurality of first regions and second regions being separated. Each of the first regions is electrically connected to one of the TFTs. One of a plurality of protrusions is provided by the planarization layer or at least one of two adjacent color resists and corresponds to one of the second regions.Type: GrantFiled: December 18, 2019Date of Patent: July 13, 2021Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.Inventor: Lixuan Chen
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Patent number: 11061270Abstract: To provide a decorative film capable of applying a visual effect of making a pattern not visually recognizable, in a case where it is seen from the front, and making it visually recognizable, in a case where it is obliquely seen. a circular polarization plate including a linear polarization plate, and a laminate of a uniaxial retardation layer or a biaxial retardation layer; and a circularly polarized light reflection layer which reflects circularly polarized light having a revolution direction opposite to that of light transmitted through the circular polarization plate in a vertical direction from the linear polarization plate side are included.Type: GrantFiled: August 6, 2019Date of Patent: July 13, 2021Assignee: FUJIFILM CorporationInventors: Shigeaki Nimura, Hiroshi Inada, Mitsuyoshi Ichihashi
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Patent number: 11048114Abstract: There is provided a liquid crystal display apparatus having the following feature: although the liquid crystal display apparatus has a step between its display screen and outermost surface, the step is hardly recognized; and the liquid crystal display apparatus can achieve bright display. A liquid crystal display apparatus according to the present invention includes a liquid crystal cell; a first polarizer arranged on a back surface side of the liquid crystal cell; a cover sheet arranged on a viewer side of the liquid crystal cell, the cover sheet having a transmission portion at a position corresponding to a display region of the liquid crystal cell; and a second polarizer arranged on a viewer side of the cover sheet to cover the transmission portion, wherein an absorption axis direction of the first polarizer and an absorption axis direction of the second polarizer are substantially perpendicular to each other.Type: GrantFiled: April 10, 2017Date of Patent: June 29, 2021Assignee: NITTO DENKO CORPORATIONInventors: Katsunori Takada, Eiko Suefusa, Yoshitsugu Kitamura, Keisuke Kimura, Seiji Umemoto
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Patent number: 11042055Abstract: In a liquid crystal display device, a reflecting surface is attached to a portion, which overlaps with a periphery portion of a light guiding plate where the light incident section is position in a surface on the light guiding plate side in the dispersing sheet which is positioned farthest to the light guiding plate side among a plurality of optical sheets which are positioned between the light guiding plate and a liquid crystal panel. As a result, light which is emitted from the periphery portion of the light guiding plate is returned into the light guiding plate by being reflected by the reflecting surface, and after this, is emitted as illumination light from a light emitting surface while progressing within the light guiding plate.Type: GrantFiled: May 26, 2017Date of Patent: June 22, 2021Assignee: 138 East LCD Advancements LimitedInventors: Yoichi Momose, Nobutaka Urano
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Patent number: 11036079Abstract: A pixel structure having a first gray scale display region and a second gray scale display region is provided. The first and the second gray scale display region respectively comprises two first display blocks and a second display block located therebetween. The pixel structure comprises first conductive electrodes, a second conductive electrode, a first active component and a second active component. The first conductive electrodes respectively disposed in the two first display blocks of the first gray scale display region are connected. The second conductive electrode is disposed in the second gray scale display region. The first active component is electrically connected to the first conductive electrodes by a first contact window located at one of the two first display blocks. The second active component is electrically connected to the second conductive electrode by a second contact window located at the second display block.Type: GrantFiled: December 5, 2019Date of Patent: June 15, 2021Assignee: GIANTPLUS TECHNOLOGY CO., LTDInventors: I-Ta Jiang, Che-Yao Wu
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Patent number: 11036070Abstract: A curved display device includes a flat panel display, a curved protective layer, and a photo-alignment layer. The flat panel display has a display surface. The curved protective layer is arranged on one side of the display surface of the flat panel display. The photo-alignment layer is arranged between the flat panel display and the curved protective layer, where the photo-alignment layer includes a plurality of photo-alignment units. The greater distances between the photo-alignment units and a center of the flat panel display, the smaller angles formed between the photo-alignment units and the display surface.Type: GrantFiled: January 17, 2019Date of Patent: June 15, 2021Assignee: PEGATRON CORPORATIONInventor: Yu-Feng Kuo