Patents Examined by Dung T. Nguyen
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Patent number: 11762227Abstract: The purpose is to form images in a middle of a transparent media. Accordingly, the present invention has a structure as follows. A display device including: a plate shaped display medium, having a first major surface and a second major surface, disposed on the pedestal, in which the display medium includes the liquid crystal display panel, disposed in a first transparent medium of refractive index n1, first LEDs, which supply light to the liquid crystal display panel, are disposed in the pedestal, a second transparent medium of refractive index n2 exists between the first LEDs and the liquid crystal display panel, and n2>n1.Type: GrantFiled: July 12, 2021Date of Patent: September 19, 2023Assignee: Japan Display Inc.Inventors: Youhei Iwai, Michiaki Sakamoto
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Patent number: 11747662Abstract: The present disclosure relates to an electronic device and a wearable device with an elastomeric member. The electronic device includes a housing, a key, a circuit board, a trigger structure and the elastomeric member. The key is connected to the housing and movable relative to the housing when pressed. The circuit board is connected to the housing. The trigger structure is electrically connected to the circuit board. The elastomeric member includes a first connection and a second connection, the first connection being electrically connected to the circuit board, the second connection being abutted on the key. The key, the first connection, and the second connection are conductive to the circuit board. When the key is pressed, the elastomeric member is capable of generating two level of deformation and causing the second connection to switch from a state spaced apart from the trigger structure to a state contacting the trigger structure.Type: GrantFiled: November 10, 2020Date of Patent: September 5, 2023Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.Inventor: Yuege Xue
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Patent number: 11740510Abstract: According to one embodiment, a display device includes a first substrate, a second substrate, a liquid crystal layer, a first light guide element and a light-emitting element. The liquid crystal layer contains stringy polymers and liquid crystal molecules. The first light guide element includes a third transparent substrate including a side surface and a main surface, and a transparent layer disposed on the main surface and having a refractive index lower than that of the third transparent substrate. The light-emitting element opposes the side surface, and the third transparent substrate is adhered to the second transparent substrate while interposing the transparent layer therebetween. The light-emitting element is disposed on the second transparent substrate.Type: GrantFiled: February 21, 2022Date of Patent: August 29, 2023Assignee: Japan Display Inc.Inventors: Kojiro Ikeda, Tenfu Nakamura, Kentaro Okuyama, Zhengyi Gou, Hisanori Kawakami
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Patent number: 11719961Abstract: A method of controlling shade of light valve for auto darkening filter includes: controlling the current shade of the light valve at a first shade, continuously detecting a welding arc signal until it is detected; controlling the first shade of the light valve to change to a target shade, and maintaining the target shade for welding work until the welding arc signal is interrupted; controlling the light valve to transition from the target shade to the first shade within a time period T2, wherein at least one intermediate shade is passed during the transition. For the conventional ADF, after the welding arc signal disappears, the control circuit immediately switches the light valve from the target shade to the light state shade. The switch of the light valve from the target shade to the light state shade occurs instantaneously, therefore the user may feel dazzling, causing damage to vision.Type: GrantFiled: November 11, 2022Date of Patent: August 8, 2023Assignee: CHANGZHOU SHINE SCIENCE & TECHNOLOGY CO. LTD.Inventor: Weiren Gao
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Patent number: 11719979Abstract: The present disclosure provides an array substrate, a dimming liquid crystal panel and a display panel. The array substrate includes: a first transparent electrode layer with a plurality of slit structures, wherein the first transparent electrode layer comprises a plurality of domains, the plurality of domains comprise at least two types of domains, each of the plurality of domains is adjacent to different types of domains along both a row direction and a column direction; and a plurality of gate lines extending along the row direction and a plurality of data lines extending along the column direction, the plurality of gate lines and the plurality of data lines crossing to define a plurality of dimming regions arranged in an array.Type: GrantFiled: November 28, 2019Date of Patent: August 8, 2023Assignees: HEFEI BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yue Du, Wei Guo, Ke Dai, Lei Guo, Liangliang Jiang, Jiaqing Liu, Yuanhui Guo
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Patent number: 11714305Abstract: The present invention relates to a display apparatus. The display apparatus according to an embodiment of the present invention may comprise: at least one display unit provided with a magnet and having flexible material; and an installation frame to which the display unit is attached from the front by using magnetic force of the magnet. The installation frame may include: a base layer having a first density; a film adhered to the base layer; and a magnetic material layer adhered to the film and having a second density greater than the first density.Type: GrantFiled: January 25, 2019Date of Patent: August 1, 2023Assignee: LG ELECTRONICS INC.Inventors: Jinha Heo, Yongnam Park, Moungyoub Lee
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Patent number: 11709389Abstract: Embodiments of the present disclosure disclose a display panel, which includes a cover plate, a pixel layer, and a driving circuit layer. The driving circuit layer is disposed between the cover plate and the pixel layer. The driving circuit layer includes a metal layer and a darkening layer, the darkening layer is disposed on a side of the metal layer towards the cover plate, and a reflectivity of the darkening layer of external light is less than a reflectivity of the metal layer of the external light. When the external light is irradiated, the reflectivity of the darkening layer is less; therefore rainbow mura generated when the external light source illuminates the display panel.Type: GrantFiled: October 26, 2020Date of Patent: July 25, 2023Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Xiaoping Yu
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Patent number: 11703726Abstract: A display device includes a display panel including a pixel part to display an image, and a pad part connected to the pixel part; a first flexible circuit film coupled to the pad part and including a first alignment mark; and a second flexible circuit film coupled to the pad part, overlapping the first flexible circuit film, and including a second alignment mark aligned with the first alignment mark. The first and second alignment marks are located in an area where the first flexible circuit film overlaps the second flexible circuit film.Type: GrantFiled: March 31, 2021Date of Patent: July 18, 2023Assignee: Samsung Display Co., Ltd.Inventors: Jae-Han Lee, Wontae Kim
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Patent number: 11703738Abstract: An electronic apparatus includes a flexible display device and a roller. The flexible display device includes a driving substrate, a display layer on the driving substrate, and a front protective layer covering the display layer. The flexible display device has an end portion fixed to the roller. The roller includes a holding groove, a receiving slot, and a retraction assembly. The holding groove is recessed from an external surface of the roller. The end portion is in the holding groove. The flexible display device further includes a main body portion outside the holding groove. A thickness of the end portion is less than a thickness of the main body portion. The receiving slot is recessed from the external surface. The retraction assembly is disposed in the receiving slot. When the retraction assembly abuts against the flexible display device, the retraction assembly is pressed into the receiving slot.Type: GrantFiled: August 31, 2020Date of Patent: July 18, 2023Assignee: E Ink Holdings Inc.Inventors: Hsing-Kai Wang, Chen-Chu Tsai, Chia-Chun Yeh, Yi-Sheng Lin
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Patent number: 11703730Abstract: According to one embodiment, an electronic device includes a liquid crystal panel and a camera. The liquid crystal panel includes a display area and an incident light control area. The camera overlaps the incident light control area. The incident light control area includes a first annular light-shielding portion and a second annular light-shielding portion formed inside the first annular light-shielding portion.Type: GrantFiled: February 8, 2022Date of Patent: July 18, 2023Assignee: Japan Display Inc.Inventors: Yoshiro Aoki, Shinichi Komura, Kazuhide Mochizuki
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Patent number: 11698546Abstract: An object includes an electro-optic display device provided with an optically active element, the optical properties thereof can be modified by applying an electric voltage or current between at least one electrode and one corresponding auxiliary electrode, between which the optically active element is disposed. The object further includes a middle part which delimits an opening closed by a crystal including a bottom surface beneath which the electro-optic display device is arranged. The crystal is provided with an opaque frame which is made remotely from the edges of the opening and which covers the contour of the electro-optic display device so as to conceal electrical connection elements. The electro-optic display device defines an active display area which is confined by the opaque frame, such that, when the electro-optic display device is activated and displaying information, a transparent area remains between the opaque frame and the edges of the opening.Type: GrantFiled: July 7, 2022Date of Patent: July 11, 2023Assignee: The Swatch Group Research and Development LtdInventors: Axel Schindler, Alain Hamm
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Patent number: 11693282Abstract: 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: July 19, 2021Date of Patent: July 4, 2023Assignee: Magic Leap, Inc.Inventors: Chulwoo Oh, Mauro Melli, Christophe Peroz, Vikramjit Singh, Frank Xu, Michael Anthony Klug
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Patent number: 11668983Abstract: A display apparatus including a display panel having a front surface and a rear surface opposite to the front surface and including a plurality of display pads disposed on the front surface and arranged in one direction, a flexible printed circuit board connected to the display pads and bent toward the rear surface of the display panel along a virtual bending axis extending in the one direction, and a shielding member disposed on the flexible printed circuit board, wherein the flexible printed circuit board includes, based on a point of intersection with the bending axis in the one direction, a first bending region adjacent to the display pads and a second bending region adjacent to the rear surface of the display panel, and the shielding member covers the second bending region.Type: GrantFiled: July 15, 2020Date of Patent: June 6, 2023Assignee: Samsung Display Co., Ltd.Inventors: Seungjin Lim, Youngsoo No, Jong-Nam Lee, Chung Yi
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Patent number: 11662616Abstract: An electronic modulating device is provided, which includes a first substrate, a second substrate disposed opposing to the first substrate, and a modulating material disposed between the first substrate and the second substrate. The electronic modulating device includes a buffer layer disposed on the first substrate, and a first electrode disposed on the buffer layer. The buffer layer includes a first opening defining a first top edge and a first bottom edge of the buffer layer. The first electrode includes a second opening defining a second top edge and a second bottom edge of the first electrode. The electronic modulating device includes an organic insulating layer disposed on the first electrode and within the first opening and the second opening. The thickness of the organic insulating layer at the second bottom edge is greater than the thickness of the organic insulating layer at the first top edge.Type: GrantFiled: March 29, 2021Date of Patent: May 30, 2023Assignee: Innolux CorporationInventors: Liang-Yun Chiu, Tsung-Han Tsai
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Patent number: 11662631Abstract: The present disclosure provides a display substrate and a display device. The display substrate includes a base substrate, and a transistor, an anti-static wire, a first anti-static resistor and a first ground bonding pad on the base substrate, wherein a first terminal of the first anti-static resistor is electrically connected to a first end of the anti-static wire, a second terminal of the first anti-static resistor is electrically connected to the first ground bonding pad, and the first anti-static resistor is at a different layer from a layer at which the anti-static wire is located and a layer at which the first ground bonding pad is located, and is at a same layer as an active layer of the resistor.Type: GrantFiled: May 20, 2020Date of Patent: May 30, 2023Assignees: Beijing BOE Technology Development Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Hongfei Cheng, Hui Li
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Patent number: 11662622Abstract: A display device includes a display unit, and a backlight module. The display unit includes a display area and a peripheral area. The peripheral area surrounds the display area. The backlight module is disposed corresponding to the display unit. The backlight module includes a circuit board that has a surface. The circuit board includes a plurality of light emitting units, and a plurality of edge units.Type: GrantFiled: April 19, 2022Date of Patent: May 30, 2023Assignee: INNOLUX CORPORATIONInventors: Li-Wei Mao, Ming-Chia Shih, Chih-Chang Chen, Chung-Kuang Wei
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Patent number: 11656510Abstract: According to an aspect, a display device includes: a first substrate having a first side and a second side opposed to the first side; a display region provided with pixels; a first partial peripheral region between the first side and the display region; a second partial peripheral region between the second side and the display region; a plurality of signal lines configured to supply signals to switching elements in the pixels; a plurality of first terminals provided in the first partial peripheral region and configured to be electrically coupled to a driver integrated circuit; a plurality of second terminals provided in the second partial peripheral region and configured to be supplied with signals for inspection; and a first coupling circuit provided between the first terminals and the display region in the first partial peripheral region and configured to switch between coupling and decoupling the signal lines and the second terminals.Type: GrantFiled: April 22, 2022Date of Patent: May 23, 2023Assignee: Japan Display Inc.Inventors: Gen Koide, Hiroyuki Abe, Kazune Matsumura
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Patent number: 11648151Abstract: A welding helmet includes at least one helmet shell, fixing elements, a glare shield device and at least one protective screen spaced therefrom, and at least one display device for presenting data in the field of view of a welder, the at least one display device being arranged in the edge region of the field of view in the intermediate space between the glare shield device and the protective screen. The glare shield device has at least one cut-out in the area of the at least one display device. Because there is no glare shield device in the region of the display device, the view of the display device is not impeded by the glare shield device.Type: GrantFiled: January 29, 2021Date of Patent: May 16, 2023Assignee: Fronias International GmbHInventors: Patrick Bezrucka, Helmut Friedl
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Patent number: 11644702Abstract: A display device includes a base film including a first region and a plurality of second regions having the first region therebetween; an inorganic insulating film on the base film, the inorganic insulating film being in contact with the plurality of second regions of the base film; a plurality of first pixels overlapping the first region; and a plurality of second pixels overlapping the plurality of second regions with the inorganic insulating film being between the plurality of second pixels and the plurality of second regions. The inorganic insulating film is divided by the first region and is discontinuous between the plurality of second regions.Type: GrantFiled: May 16, 2022Date of Patent: May 9, 2023Assignee: Japan Display Inc.Inventor: Ikuo Matsunaga
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Patent number: 11644704Abstract: The disclosure provides a display substrate and a method of fabricating the same, and a display panel. The display substrate includes: a substrate; a transistor structure on the substrate; a flexible circuit board having one end coupled to the transistor structure, and the other end capable of being bent to a side of the substrate away from the transistor structure; and a blocking conductive layer on the flexible circuit board and configured to block an interference electric field in an external environment from affecting the display substrate.Type: GrantFiled: October 29, 2021Date of Patent: May 9, 2023Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Guohui Wang, Tianma Li, Liang Li, Bin Ji, Yicai Zhang