Patents Examined by Dung T. Nguyen
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Patent number: 12135483Abstract: A display panel and a display apparatus are provided. The display panel includes an array substrate; a color film substrate; support pillars; pixel sub-units; and data lines. The support pillars include a primary support pillar that includes a first support pillar. The pixel sub-units are formed by crossing the scan lines and the data lines. The pixel sub-units each include a thin film transistor and a pixel electrode. The thin film transistor includes a gate, a source and a drain. The scan line is electrically connected to the gate. The data line is electrically connected to the source. The pixel electrode is electrically connected to the drain. The present disclosure can enhance supporting capacity of the display panel.Type: GrantFiled: June 7, 2023Date of Patent: November 5, 2024Assignee: Xiamen Tianma Micro-Electronics Co., Ltd.Inventors: Jie Lin, Bingping Liu
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Patent number: 12135488Abstract: A light modulating device is disclosed herein. In some embodiments, a light modulating device includes a first substrate, a second substrate, and a liquid crystal layer, wherein the liquid crystal layer is disposed between the first and second substrates, and wherein the light modulating device satisfies Equation 1: T2?3×T1, wherein, T1 is an initial transmittance measured after vertically orienting the liquid crystal layer and placing it between orthogonal polarizers, and T2 is a transmittance measured after heating the liquid crystal layer showing the transmittance of T1 at 100° C. for 5 minutes, and then placing it between the orthogonal polarizers. The light modulating device can stably maintain designed optical properties even after an encapsulation process. The light modulating device can also stably maintain the orientation state of a light modulation layer while effectively securing adhesive force between upper and lower substrates.Type: GrantFiled: July 29, 2021Date of Patent: November 5, 2024Assignee: LG Chem, Ltd.Inventors: Min Jun Gim, Dong Hyun Oh, Jung Sun You, Jin Hong Kim, Jung Woon Kim
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Patent number: 12135478Abstract: Provided is a liquid crystal panel sequentially including: a first polarizing plate with a first absorption axis; a first substrate including a first electrode; a liquid crystal layer containing liquid crystal molecules; and a second substrate including a second electrode. The liquid crystal panel satisfies the following Formula (1) as well as the following Formula (2-1) or Formula (2-2): 5°?|?1??2|?20°??(Formula 1) 5°?|?P1??2|?20°??(Formula 2-1) 65°?|?P1??2|?80°??(Formula 2-2) wherein ?1 represents an azimuthal angle of a director of liquid crystal molecules near the first substrate, ?2 represents an azimuthal angle of a director of liquid crystal molecules near the second substrate, and ?P1 represents an azimuthal angle of the first absorption axis of the first polarizing plate, each with no voltage applied.Type: GrantFiled: January 30, 2023Date of Patent: November 5, 2024Assignee: Sharp Display Technology CorporationInventors: Koji Murata, Hiroshi Tsuchiya, Takashi Satoh, Shinji Shimada
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Patent number: 12130528Abstract: The present application relates to a display panel and a display device. The display panel comprises a first substrate and a second substrate which are oppositely arranged, wherein the first substrate comprises a wiring area and a border glue in a border area, the wiring area comprises a common electrode wire, a gate driving circuit and a clock signal line which are sequentially arranged, conductive particles are arranged in the border glue, the second substrate comprises a common electrode layer, the border glue at least partially overlaps the wiring area, and the common electrode layer is at least partially hollowed out in the border area corresponding to the clock signal line.Type: GrantFiled: July 6, 2023Date of Patent: October 29, 2024Assignee: HKC CORPORATION LIMITEDInventors: Yuanjie Yang, Rongrong Li
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Display device, apparatus for manufacturing the same, and method of manufacturing the display device
Patent number: 12111527Abstract: A manufacturing method of a display device includes providing a display module including a display panel, a first flexible circuit board disposed at a first side edge of the display panel, a window disposed on the display panel, and an optical film disposed between the display panel and the window on the stage; aligning the display module such that the first side edge is disposed under the bonding unit; moving the position detection sensor along the first side edge of the display module to sense a first coating path; moving the resin supply unit along the sensed first coating path to coat a first filling agent between the window and the display panel; and moving the light irradiation unit along the sensed first coating path to cure the coated first filling agent to form a first filling layer.Type: GrantFiled: September 17, 2021Date of Patent: October 8, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyeon Deuk Hwang, Yunjeong Cho, Kyunghoon Chae, Simhee Ryu, Je Yoon Yoo, Sung Soo Lee -
Patent number: 12110439Abstract: A laminate including a vertically oriented liquid crystal cured film and a horizontally oriented phase difference film is provided. The vertically oriented liquid crystal cured film is a cured product of a polymerizable liquid crystal composition containing a polymerizable liquid crystal compound and a dichroic coloring matter. The composition includes, as the dichroic coloring matter, at least one type of dichroic coloring matter having maximum absorption between a wavelength of 400 nm and a wavelength of 750 nm. The vertically oriented liquid crystal cured film is a cured product of the polymerizable liquid crystal composition that is cured in a state in which the polymerizable liquid crystal compound is oriented in a vertical direction with respect to a flat plane of the liquid crystal cured film, and satisfies the following formula (1) and the following formula (2): 0.001?AxC?0.3??(1); AxC(z=60)/AxC>2??(2).Type: GrantFiled: November 1, 2019Date of Patent: October 8, 2024Assignee: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Tatsuaki Kasai, Nobuyuki Hatanaka
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Patent number: 12111534Abstract: According to one embodiment, a display device includes a first substrate including a plurality of switching elements, a plurality of signal lines connected to the plurality of switching elements, respectively, a plurality of color filters each provided between each adjacent pair of the plurality of signal lines, and a plurality of metal layers opposing the plurality of signal lines, respectively, a second substrate including a lens array including a plurality of lenses, and an insulating layer that covers the lens arrays, and a liquid crystal layer provided between the first substrate and the second substrate, wherein the plurality of lenses have a refractive index higher than that of the insulating layer.Type: GrantFiled: June 5, 2023Date of Patent: October 8, 2024Assignee: JAPAN DISPLAY INC.Inventor: Yuji Maede
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Patent number: 12111528Abstract: A tiling display device comprises a plurality of display devices, and a main circuit board driving the plurality of display devices. Each of the plurality of display devices includes a display panel that displays an image, a plurality of flexible films bonded to a rear surface of the display panel, and a printed circuit board electrically connected to the plurality of flexible films. A plurality of printed circuit boards of the plurality of display devices are cascaded to each other and the plurality of printed circuit boards have a same shape. Therefore, the efficiency of a manufacturing process of the plurality of printed circuit boards provided in a tiling display device can be improved.Type: GrantFiled: July 15, 2021Date of Patent: October 8, 2024Assignee: LG Display Co., Ltd.Inventors: JungJae Kim, SoonDong Cho, JaeWon Han, MinGyu Park
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Patent number: 12099282Abstract: A tunable optical lens having an adjustable focal length includes an electro-active material layer, and a control electrode having a plurality of electrode components, wherein the control electrode includes at least two electrode patterns each of which is configured to generate one or more different diffraction zones, and the at least two electrode patterns are configured to generate different phase profiles from each other with respect to light transmitted through the at least two electrode patterns, when a voltage is applied to the control electrode.Type: GrantFiled: August 6, 2021Date of Patent: September 24, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Dmitriy Evgenyevich Piskunov, Svetlana Vladimirovna Danilova, Nikolay Victorovich Muravev
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Patent number: 12092906Abstract: Electrically-switchable flexible ophthalmic lenses for conforming to the eye of a user are provided. The lenses comprise: a liquid crystal cell for changing an optical characteristic of the ophthalmic lens, and having a cell gap thickness between a first inner surface and a second inner surface with liquid crystal therebetween, the flexible liquid crystal cell having a chord radius, w, and comprising: a plurality of support members, each support member is arranged to maintain the cell gap thickness by providing support at one or more support locations within the cell, and the support members are arranged such that the support locations form two rings concentric with a centre of the liquid crystal cell, the first ring located a chord measurement of 0.26-0.34 w from the centre of the liquid crystal cell and the second ring located a chord measurement of 0.52-0.70 w from the centre of the liquid crystal cell.Type: GrantFiled: January 5, 2022Date of Patent: September 17, 2024Assignee: COOPERVISION INTERNATIONAL LIMITEDInventors: Robert Oag, Robin Frith, Mikhail Bashtanov
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Patent number: 12092919Abstract: A liquid crystal lens liquid crystal lens includes: a first substrate and a second substrate; a liquid crystal layer including a plurality of liquid crystal lens units; a first electrode including a plurality of independent sub-electrodes, and there are sub-electrodes at adjacent positions of adjacent liquid crystal lens units; a second electrode being a planar electrode, the first electrode and the second electrode are configured to form an electric field to drive liquid crystal molecules of the liquid crystal layer to rotate, and adjust the curvature of the liquid crystal lens units; a first planar layer located on the side of the first electrode facing the liquid crystal layer, the first planar layer being configured to smooth an intensity variation curve of the electric field of the liquid crystal lens units; and a light-shielding layer located between the first substrate and the second substrate.Type: GrantFiled: December 23, 2020Date of Patent: September 17, 2024Assignee: BOE Technology Group Co., Ltd.Inventors: Zhongxiao Li, Wenqing Zhao, Kuanjun Peng, Jing Yu
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Patent number: 12085816Abstract: The present application provides a display panel and a method for manufacturing the display panel. The display panel includes a driving circuit layer, a liquid crystal layer, and a frame glue layer. The driving circuit layer includes a driving unit sub-layer and a wire sub-layer; the wire sub-layer includes a plurality of metal wires disposed parallel to each other, a hollow section is disposed between any adjacent two metal wires, and in each of the hollow sections, a width of the hollow section near a boundary between the frame glue layer and the liquid crystal layer is greater than or equal to a width of any other hollow sections.Type: GrantFiled: June 8, 2020Date of Patent: September 10, 2024Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventors: Bangyin Peng, Ilgon Kim, Bai Bai, Yanjun Song
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Patent number: 12085817Abstract: A display device according to an example includes a first power sharing line disposed to be parallel with a first direction, first and second pixels disposed along a second direction crossing the first direction with the first power sharing line interposed therebetween, and a second power sharing line disposed to be parallel with the first power sharing line with any one of the first and second pixels interposed therebetween.Type: GrantFiled: July 30, 2021Date of Patent: September 10, 2024Assignee: LG DISPLAY CO., LTD.Inventors: Daeyoung Seo, Hun Jang, Soyoung Lee
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Patent number: 12085834Abstract: An electrically tunable liquid crystal lens includes a carrier substrate, a common electrode layer disposed on the carrier substrate, a liquid crystal unit, a patterned electrode layer, a terminal electrode layer, a dielectric insulating layer, and a cover. The liquid crystal unit is disposed on the common electrode layer opposite to the carrier substrate, and includes a plurality of liquid crystal molecules. The patterned electrode layer is disposed on the liquid crystal unit opposite to the common electrode layer, and has a plurality of aperture patterns located within a projection of the liquid crystal unit on the patterned electrode layer. The terminal electrode layer is disposed on the patterned electrode layer opposite to the liquid crystal unit. The dielectric insulating layer is disposed between the patterned electrode layer and the terminal electrode layer. The cover is disposed on the terminal electrode layer opposite to the dielectric insulating layer.Type: GrantFiled: June 12, 2023Date of Patent: September 10, 2024Assignee: National Yang Ming Chiao Tung UniversityInventors: Yi-Hsin Lin, Ting-Wei Huang, Wei-Cheng Cheng, Chang-Nien Mao
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Patent number: 12078880Abstract: According to an aspect, a liquid crystal panel includes: a light-transmitting first substrate; a light-transmitting second substrate disposed facing the first substrate with a liquid crystal interposed between the first substrate and the second substrate; a conductive layer provided on the first substrate on a side facing the liquid crystal and comprising wiring lines or electrodes; an insulating layer stacked on the conductive layer on a side facing the liquid crystal; a first electrode layer stacked on the insulating layer on a side facing the liquid crystal; a second electrode layer provided on the second substrate on a side facing the liquid crystal; and a switch capable of opening and closing a coupling path between the first electrode layer and a reset potential. A sheet resistance of the first electrode layer is higher than a sheet resistance of the conductive layer and a sheet resistance of the second electrode layer.Type: GrantFiled: June 5, 2023Date of Patent: September 3, 2024Assignee: JAPAN DISPLAY INC.Inventors: Shunichi Kimura, Toshiharu Matsushima
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Patent number: 12078891Abstract: According to one embodiment, a liquid crystal device includes a first liquid crystal cell and a second liquid crystal cell. The first liquid crystal cell and the second liquid crystal cell each include a first strip electrode, a second strip electrode, a third strip electrode and a fourth strip electrode. The extension direction of each of the first strip electrode and the second strip electrode in the first liquid crystal cell is different from the extension direction of each of the first strip electrode and the second strip electrode in the second liquid crystal cell. The extension direction of each of the first strip electrode and the second strip electrode is orthogonal to the extension direction of each of the third strip electrode and the fourth strip electrode.Type: GrantFiled: September 12, 2023Date of Patent: September 3, 2024Assignee: Japan Display Inc.Inventors: Kojiro Ikeda, Takeo Koito, Koichi Nagao, Shinichiro Tanaka
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Patent number: 12072597Abstract: Provided are a reflection film, which enables high visible light transmittance, an increase in the brightness of a display image, and favorable transparency of an external tint, a windshield glass, and a head-up display system. The reflection film includes a selective reflection layer formed of a cholesteric liquid crystal layer with a cholesteric liquid crystalline phase immobilized. In each of a wavelength range of 400 nm or more and less than 500 nm and a wavelength range of 500 nm or more and less than 600 nm, a maximum value of a natural light reflectivity is 10% to 25%, the greatest difference between the greatest maximum value and the smallest minimum value of the natural light reflectivity is 3% or more, and a total value of wavelength bandwidths in a region where a reflectivity is higher than an average value of the maximum value and the minimum value of the natural light reflectivity is 20 nm to 80 nm.Type: GrantFiled: June 8, 2023Date of Patent: August 27, 2024Assignee: FUJIFILM CorporationInventors: Akihiro Anzai, Shusuke Arita
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Patent number: 12072588Abstract: A display device includes a substrate including a display area and a peripheral area surrounding the display area, a plurality of pads in a first direction of the peripheral area of the substrate and in a second direction perpendicular to the first direction, and a circuit film on the pads. Each of the pads includes a signal line on the substrate, a first dummy pattern on the substrate and spaced apart from the signal line in the first direction, and a first insulating pattern between the signal line and the first dummy pattern on the substrate.Type: GrantFiled: May 28, 2021Date of Patent: August 27, 2024Assignee: Samsung Display Co., Ltd.Inventors: Yoo Jeong Lee, Hyunseop Song, Hakbum Choi
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Patent number: 12072584Abstract: The invention provides an electronic device, including a substrate, a semiconductor layer, a light blocking layer, and a spacer. The semiconductor layer is disposed on the substrate and has a channel area. The light blocking layer is disposed between the substrate and the channel area. The spacer is disposed on the semiconductor layer. The light blocking layer overlaps with the spacer and the channel area. The electronic device of the embodiment of the invention may have an enhanced opening rate.Type: GrantFiled: May 4, 2023Date of Patent: August 27, 2024Assignee: Innolux CorporationInventors: Chia-Hao Tsai, Ming-Jou Tai
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Patent number: 12066709Abstract: A display area formed in an overlapping area of a TFT substrate and a counter substrate, a terminal area formed on the TFT substrate in which the counter substrate does not overlap, and a side of the counter substrate adjacent to the terminal area extending in a first direction, in which a basic potential terminal to be connected to a basic potential, and terminal wirings are formed in the terminal area, an IC driver is installed on the terminal area, an upper polarizing plate having a transparent conductive adhesive is adhered to the counter substrate, the upper polarizing plate extends in a direction perpendicular to the first direction, and covers a part of the terminal area, the basic potential terminal is electrically connected with the transparent conductive adhesive of the upper polarizing plate via a conductive element, and the upper polarizing plate covers the driver IC.Type: GrantFiled: December 15, 2022Date of Patent: August 20, 2024Assignee: Japan Display Inc.Inventors: Shota Hasegawa, Shinichiro Tanaka