Patents Examined by Edward J. Glick
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Patent number: 11886085Abstract: Provided is an array substrate. The array substrate includes: a base substrate, and a plurality of gate lines, a plurality of data lines, a plurality of sub-pixels and a plurality of touch signal lines disposed on the base substrate. The data lines have a plurality of first extending parts and a plurality of second extending parts which are in an alternating arrangement. When the array substrate is used to prepare a liquid crystal display panel and the liquid crystal display panel is displaying, in each column of the sub-pixels, the voltage polarities of the two adjacent sub-pixels which respectively belong to two adjacent first pixel regions are opposite.Type: GrantFiled: October 22, 2020Date of Patent: January 30, 2024Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY DROUP CO., LTD.Inventors: Xuerui Gong, Yong Yu, Chang Zhang, Jiangsheng Wang
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Patent number: 11874553Abstract: A backlight device is provided and includes case having bottom plate; light guide having front surface as emission surface, rear surface opposed to front surface, and incidence surface that is one of side surfaces of light guide, rear surface facing to bottom plate; light-emitting elements facing incident surface of light guide, each of light-emitting elements having bottom surface and light-emitting surface facing incidence surface of light guide; fixing tape arranged on bottom plate, each of bottom surfaces of light-emitting elements and rear surface of light guide being adhered to fixing tape; and light-shield facing fixing tape through light guide.Type: GrantFiled: May 15, 2023Date of Patent: January 16, 2024Assignee: Japan Display Inc.Inventors: Ken Sugiyama, Kosuke Matsubara, Takeshi Kaneki
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Patent number: 11874550Abstract: According to one embodiment, a display device comprises a liquid crystal layer held between a first substrate and a second substrate, a display region having a first region in which a plurality of pixels are provided, a non-display region provided in an island-like shape in the display region and having a second region, a first polarizer and a second polarizer that overlap the first region, and a third polarizer and a fourth polarizer that overlap the second region, wherein a transmission axis of the fourth polarizer and a transmission axis of the second polarizer form an angle other than 0° and other than 90° with each other.Type: GrantFiled: October 7, 2022Date of Patent: January 16, 2024Assignee: JAPAN DISPLAY INC.Inventor: Mitsutaka Okita
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Patent number: 11874567Abstract: According to an aspect, a display device includes: a display panel including a plurality of pixels disposed in a matrix having a row-column configuration; and a light control panel configured to control light traveling from the display panel to a plurality of viewpoints such that the light varies from viewpoint to viewpoint. The pixels include a first pixel configured to output light in a first color and a second pixel configured to output light in a second color. The first and second pixels are arranged in a column direction orthogonal to an arrangement direction of the viewpoints. A width of each pixel in a row direction along the arrangement direction of the viewpoints is greater than a width of the pixel in the column direction.Type: GrantFiled: October 21, 2022Date of Patent: January 16, 2024Assignee: Japan Display Inc.Inventor: Takeo Koito
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Patent number: 11860338Abstract: Provided is an optical film with a resin substrate adhered to an optically anisotropic layer and suppression of occurrence of optical defects in the optically anisotropic layer. The optical film has a resin substrate having an alignment regulating force and an optically anisotropic layer arranged thereon, in which the optically anisotropic layer contains a liquid crystal compound and a compound having a heteroatom different from the liquid crystal compound, and in a case where a surface of the optical film on an optically anisotropic layer side thereof is a first surface and a surface of the optical film on a resin substrate side thereof is a second surface, and components of the optical film in a depth direction are analyzed by time-of-flight secondary ion mass spectrometry while irradiating the optical film with an ion beam from the first surface toward the second surface, the obtained profile satisfies a predetermined requirement.Type: GrantFiled: February 14, 2022Date of Patent: January 2, 2024Assignee: FUJIFILM CorporationInventors: Akira Maruyama, Keisuke Kodama, Tetsuro Otsuka, Hiroyuki Hagio, Yuta Takahashi, Shinpei Yoshida, Satoshi Yanokuchi
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Patent number: 11860465Abstract: A display device comprises a display panel including a pixel providing a light and an input sensing panel sensing an external input. The input sensing panel includes a first sensing insulating layer disposed on the display panel, first conductive patterns disposed on the first sensing insulating layer, a second sensing insulating layer covering the first conductive patterns, second conductive patterns disposed on the second sensing insulating layer, a piezoelectric pattern covering the second conductive patterns, a light blocking pattern covering the piezoelectric pattern and defining a transmission opening transmitting the light, and a third sensing insulating layer covering the light blocking pattern.Type: GrantFiled: November 4, 2021Date of Patent: January 2, 2024Assignee: Samsung Display Co., Ltd.Inventor: Changyun Moon
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Patent number: 11860480Abstract: The present invention provides a liquid crystal display device having excellent display quality and suppressed occurrence of halo. The liquid crystal display device of the present invention is a liquid crystal display device including, in the following order, a first polarizer, a liquid crystal cell, a second polarizer, and a direct type backlight that uses a point light source, in which a light control member is further provided between the second polarizer and the direct type backlight, and the liquid crystal display device satisfies relationships of the following Expression (1) 70%?(I20/I0)×100?90%, Expression (2) 10%?(I40/I0)×100?35%, and Expression (3) 1%?(I60/I0)×100?20%.Type: GrantFiled: March 8, 2023Date of Patent: January 2, 2024Assignee: FUJIFILM CorporationInventors: Masaaki Suzuki, Tatsuya Iwasaki, Katsufumi Ohmuro
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Patent number: 11860467Abstract: A color filter substrate, a display panel, and a display device. The color filter substrate includes a base substrate, a common electrode layer covered on the base substrate, and a first alignment layer covered on the common electrode layer. The first alignment layer has a display region and a sealant region for connecting a frame sealant. One or a plurality of opening(s) is/are arranged on the first alignment layer, and one or a plurality of electrical conductor(s) embedded in the frame sealant is/are configured to insert into the one or a plurality of opening(s) to be electrically connected with the common electrode layer. According to the present application, a problem of a frequently occurred poor conductivity between the array substrate and the common electrode layer of the color filter substrate in the display panel of the related art is solved.Type: GrantFiled: December 9, 2022Date of Patent: January 2, 2024Assignee: HKC Corporation LimitedInventor: Yanna Yang
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Patent number: 11852855Abstract: An electronic device is provided. The electronic device includes a panel and a polarizing element. The polarizing element is disposed at one side of the panel, and the polarizing element includes a plurality of coating polarizing layers. A method for manufacturing an electronic device is further provided.Type: GrantFiled: March 15, 2022Date of Patent: December 26, 2023Assignee: Innolux CorporationInventors: Yi-Hsin Chen, Ying-Jen Chen, Chin-Lung Ting
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Patent number: 11846849Abstract: A curved display panel and a display device are disclosed. The curved display panel includes a sealant, a first substrate, a second substrate, and at least two sets of buffer members that are respectively disposed along both sides of the curved display panel in a bending direction and between the sealant and a display region. The buffer members are made of an elastic material, and include a first fixing member arranged between the sealant and the display region and connected to the first substrate, and a second fixing member arranged between the first fixing member and the sealant and connected to the second substrate. Before the curved display panel is bent, one side of the first fixing member abuts one side of the second fixing member. After the curved display panel is bent, the first and the second fixing member are pressed against each other.Type: GrantFiled: December 5, 2022Date of Patent: December 19, 2023Assignees: MIANYANG HKC OPTOELECTRONICS TECHNOLOGY CO., LTD, HKC CORPORATION LIMITEDInventors: Hui Li, Rongrong Li
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Patent number: 11841574Abstract: A display device is provided, which includes a first substrate, a first display structure, a second display structure, a first optical film, a second optical film, a first adhesive layer and a second adhesive layer. The first and second display structures are disposed on the first substrate. The first display structure is disposed between the first substrate and the first optical film. The second display structure is disposed between the first substrate and the second optical film. The first and second optical films are separated. The first adhesive layer is disposed between the first display structure and first optical film. The second adhesive layer is disposed between the second display structure and second optical film. The first and second display structures are different from each other and are selected from a liquid-crystal display, an organic light-emitting diode display, an inorganic light-emitting diode display or a laser display.Type: GrantFiled: November 21, 2022Date of Patent: December 12, 2023Assignee: INNOLUX CORPORATIONInventors: Jia-Yuan Chen, Kuan-Feng Lee, Tsung-Han Tsai, Yuan-Lin Wu
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Patent number: 11835812Abstract: A display system includes a lighting device, a correction coefficient generating circuit receiving a plurality of image data including first image data and second image data, generating a first correction coefficient based on a brightness of the first image data and generating a second correction coefficient based on a brightness of the second image data, and the first image data corresponding to a first image and a second image data corresponding to a second image adjacent to the first image and located on the opposite side of the lighting device, a multiplication circuit generating first corrected image data using the first image data and the first correction coefficient, and generating second corrected image data using the second image data and the second correction coefficient, and a display drive control unit transmitting the first and the second corrected image data to the display panel.Type: GrantFiled: April 11, 2022Date of Patent: December 5, 2023Assignee: Japan Display Inc.Inventor: Yoshio Maruoka
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Patent number: 11829026Abstract: Embodiments of the present disclosure provide a display panel, a driving method thereof and a display device. The display panel includes: a light guide plate, configured to propagate light incident at a set angle by total reflection; an opposite substrate, arranged opposite to the light guide plate; a liquid crystal layer, arranged between the light guide plate and the opposite substrate; and a plurality of light extraction structures. Each light extraction structure includes: a light taking grating arranged on a surface of the light guide plate, a first wire grid structure arranged between the light guide plate and the liquid crystal layer, a second wire grid structure arranged between the liquid crystal layer and the opposite substrate, and a first electrode structure and a second electrode structure arranged between the light guide plate and the opposite substrate.Type: GrantFiled: September 26, 2019Date of Patent: November 28, 2023Assignee: BOE Technology Group Co., Ltd.Inventors: Xiandong Meng, Jifeng Tan, Wei Wang, Xianqin Meng, Jian Gao, Xiaochuan Chen
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Patent number: 11824068Abstract: A display device in which a peripheral circuit portion has high operation stability is provided. The display device includes a first substrate and a second substrate. A first insulating layer is provided over a first surface of the first substrate. A second insulating layer is provided over a first surface of the second substrate. The first surface of the first substrate and the first surface of the second substrate face each other. An adhesive layer is provided between the first insulating layer and the second insulating layer. A protective film in contact with the first substrate, the first insulating layer, the adhesive layer, the second insulating layer, and the second substrate is formed in the vicinity of a peripheral portion of the first substrate and the second substrate.Type: GrantFiled: May 3, 2021Date of Patent: November 21, 2023Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Shunpei Yamazaki, Yoshiharu Hirakata, Takashi Hamada, Kohei Yokoyama, Yasuhiro Jinbo, Tetsuji Ishitani, Daisuke Kubota
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Patent number: 11816918Abstract: According to one embodiment, an electronic apparatus comprises a first substrate that includes a sensor element, a first light-shielding layer, and a first pinhole that is provided between the first light-shielding layers adjacent to each other, and a second substrate that includes a second light-shielding layer that is provided in contact with a base, a second pinhole that is provided between the second light-shielding layers adjacent to each other, a third light-shielding layer that is in contact with an insulating layer, a third pinhole that is provided between the third light-shielding layers adjacent to each other, wherein a transparent resin layer is provided inside the third pinhole.Type: GrantFiled: January 13, 2022Date of Patent: November 14, 2023Assignee: Japan Display Inc.Inventors: Yasuhiro Takahashi, Junko Nagasawa
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Patent number: 11815769Abstract: A liquid crystal panel (display panel) 11 includes a display area AA configured to display images, a non-display area NAA outside the display area AA, a light blocking layer (a light blocking portion) 11i disposed at least in the non-display area NAA and configured to block light, a signal line connection line (a narrow line portion) 29 where lines are arranged at intervals in the non-display area NAA, and a common electrode connection line portion (a wide line portion) 30 disposed in the non-display area and having a line width greater than that of the signal line connection line 29 and including empty portions 34.Type: GrantFiled: November 22, 2022Date of Patent: November 14, 2023Assignee: SHARP KABUSHIKI KAISHAInventors: Ryosuke Yuminami, Masakazu Miyamoto, Masahiro Yoshida, Masayuki Takashima, Toshiaki Fujihara
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Patent number: 11808645Abstract: An electro-optical device includes an electro-optical panel that includes a first strain sensor element including a first resistance member and a second strain sensor element including a second resistance member that are provided in a pixel area, and a first wiring electrically coupling the first strain sensor element and the second strain sensor element, a first variable resistance member, a second variable resistance member, and a second wiring electrically coupling the first variable resistance member and the second variable resistance member.Type: GrantFiled: January 21, 2021Date of Patent: November 7, 2023Assignee: SEIKO EPSON CORPORATIONInventor: Hidenori Kawata
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Patent number: 11789285Abstract: A polarization beam splitter is disclosed having reduced size and weight relative to the prior art. The disclosed polarization beam splitter has a translucent substrate and a hologram layer provided on a front surface of the substrate. The polarization beam splitter is capable of separating S-polarized light from light incident on the hologram layer via the substrate, wherein the substrate has a back surface facing the front surface on which the hologram layer is provided, and a side surface connecting the front surface and the back surface. The hologram layer has a hologram for diffracting circularly polarized light incident on the hologram layer from outside the substrate via either the back surface or a portion of the side surface to generate S-polarized light having an extinction ratio of 50:1 or greater toward the other of the back surface or the portion of the side surface.Type: GrantFiled: July 25, 2018Date of Patent: October 17, 2023Assignee: Egarim Corporation JapanInventors: Hideyoshi Horimai, Toshihiro Kasezawa, Shinobu Yamamoto
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Patent number: 11760266Abstract: A rearview mirror with display function includes a display structure layer, a rearview mirror structure layer, a plastic frame and an electrochromic material. The display structure layer includes a first transparent substrate, a display body layer and a transflective layer on opposite sides of the first transparent substrate. The rearview mirror structure layer is disposed on one side of the display structure layer, and includes a second transparent substrate, a ring-shaped shielding layer, a touch sensing layer, an insulating substrate, and a transparent electrode layer. The ring-shaped shielding layer is disposed around a third surface of the second transparent substrate, and the touch sensing layer covers the third surface and the ring-shaped shielding layer. The ring-shaped shielding layer is electrically insulated from the touch sensing layer. The plastic frame, the transflective layer and the transparent electrode layer define an accommodating space.Type: GrantFiled: June 1, 2021Date of Patent: September 19, 2023Assignee: Unimicron Technology Corp.Inventors: Shih-Yao Lin, An-Sheng Lee, Ming-Yuan Hsu, Meng-Chia Chan
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Patent number: 11754872Abstract: An electro-optical device includes a first substrate, a second substrate, a liquid crystal layer, a pixel electrode, alight shielding portion, a lens being arranged between the light shielding portion and the pixel electrode and overlapping with the pixel electrode in plan view, and a phase difference compensation member arranged on an incident side of the light with respect to the liquid crystal layer and compensating a phase difference of the light in the liquid crystal layer. In a display region, a light shielding member having a light shielding property is provided between the liquid crystal layer and the phase difference compensation member. The lens includes a first layer arranged on a side of the light shielding portion and a second layer being arranged on a side of the pixel electrode and having a refractive index different from that of the first layer.Type: GrantFiled: March 16, 2022Date of Patent: September 12, 2023Assignee: SEIKO EPSON CORPORATIONInventor: Yoshikazu Eguchi