Patents Examined by Thoi V. Duong
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Patent number: 12339555Abstract: Dynamic windows with adjustable tint give users greater control over flow of light and heat. Reversible metal electrodeposition dynamic windows include (i) a transparent or translucent conductive electrode; (ii) an electrolyte solution in contact with the electrode, the electrolyte solution comprising metal cations that are reversibly electrodeposited onto the transparent electrode upon application of a cathodic potential; and (iii) a counter electrode. The electrolyte solution advantageously includes a small amount of an additive (e.g., an inhibitor, an accelerator, a leveler, or an organic or inorganic molecule that similarly serves to enhance the surface morphology of the metal cations during reversible metal electrodeposition onto the transparent electrode). Such enhancement of surface morphology during the reversible electrodeposition of the metal tinting layer over the electrode enhances one or more of color neutrality, transmittance characteristics of visible wavelengths (e.g.Type: GrantFiled: June 13, 2024Date of Patent: June 24, 2025Assignees: The Regents of the University of Colorado, a body corporate, The Board of Trustees of the Leland Stanford Junior UniversityInventors: Michael T. Strand, Christopher Barile, Tyler S. Hernandez, Andrew L. Yeang, Michael D. McGehee
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Patent number: 12326639Abstract: Provided are a display panel and a driving method thereof, and a display device. The display panel includes: a base substrate; and multiple subpixels provided at the base substrate, at least one of the multiple subpixels including a reflective electrode, wherein the reflective electrode at least includes a first reflective electrode and a second reflective electrode insulated and spaced apart from each other, the first reflective electrode is provided with a first through hole, the second reflective electrode is provided with a second through hole, and an area of the first through hole is different from an area of the second through hole.Type: GrantFiled: May 30, 2024Date of Patent: June 10, 2025Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.Inventors: Xianglei Qin, Jian Lin, Yong Zhang, Zhichao Yang, Limin Zhang, Zepeng Sun, Liangzhen Tang, Zhilong Duan, Honggui Jin, Yashuai An, Lingfang Nie, Jian Wang, Xuechao Song, Li Tian, Jing Pang
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Patent number: 12326637Abstract: Provided is an array substrate. The array substrate includes a plurality of sub-pixels; wherein a storage capacitor and an extended storage capacitor are disposed in each of the plurality of sub-pixels, the extended storage capacitor and the storage capacitor being connected in parallel; and the array substrate includes a gate electrode layer, a source and drain electrode layer, and a pixel electrode.Type: GrantFiled: March 28, 2024Date of Patent: June 10, 2025Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Zhengdong Zhang, Xiaofei Yang, Lei Su, Limiao Wang, Hongjun Wang, Jia Meng, Xiaoxu Hu
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Patent number: 12321068Abstract: Disclosed are an electrically variable transmittance film and a method of manufacturing the same. The electrically variable transmittance film includes a base film, a first transparent electrode layer formed on the base film, a transparent non-conductive layer forming a pattern on the first transparent electrode layer, a variable transmittance layer formed on the transparent non-conductive layer, and including particles movable by an electric field, and a second transparent electrode layer formed on the variable transmittance layer.Type: GrantFiled: April 29, 2022Date of Patent: June 3, 2025Assignee: NANOBRICK CO., LTD.Inventors: Jae Hyun Joo, Seung Hun Han
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Patent number: 12298636Abstract: A display device is provided and includes a substrate on which a TFT is formed. The display device including an organic film formed on the TFT, the organic film having a through hole, and a first common electrode, an upper pixel electrode and a second common electrode which are stacked in this order above the organic passivation film, a filler being filled in the through hole, and wherein the upper pixel electrode is electrically connected with the TFT, and an edge of the upper pixel electrode is located directly on the filler.Type: GrantFiled: April 17, 2024Date of Patent: May 13, 2025Assignee: Japan Display Inc.Inventors: Fumiya Kimura, Isao Suzumura
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Patent number: 12298635Abstract: The invention relates to a light modulation device for a complex-valued modulation of linearly polarized incident light, comprising a first light modulator, a subsequently arranged second light modulator and at least one polarizer, where the first light modulator and the second light modulator are configured as phase modulators, where a modulation axis of the first light modulator is aligned at an angle to the modulation axis of the second light modulator, and where the polarization direction of the light incident on the first light modulator and the polarization direction of the polarizer are respectively aligned at predetermined non-90° angles with respect to the modulation axis of the first light modulator and the modulation axis of the second light modulator.Type: GrantFiled: July 1, 2019Date of Patent: May 13, 2025Assignee: SEEREAL TECHNOLOGIES S.A.Inventor: Norbert Leister
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Patent number: 12292631Abstract: A display device includes: a display panel; a light source configured to emit light toward one surface side of the display panel; a liquid crystal panel interposed between the display panel and the light source and provided to be able to change a transmission degree of light between the display panel and the light source; and a controller configured to control a potential difference between two electrodes facing each other with liquid crystal interposed therebetween. The liquid crystal panel in operation is makes a transmission degree of light tilted toward one side in a longitudinal direction of the display panel in a rectangular shape and a transmission degree of light tilted toward the other side in the longitudinal direction to be different from each other. The potential difference corresponds to an angle of tilt with a smaller transmission degree of light when the liquid crystal panel is in operation.Type: GrantFiled: June 17, 2024Date of Patent: May 6, 2025Assignee: Japan Display Inc.Inventor: Hirofumi Ohira
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Patent number: 12284305Abstract: Disclosed are a display screen assembly and a mobile terminal. The display screen assembly includes a transparent cover plate and a display module. The transparent cover plate includes a transparent region and a light-shielding region located at a side edge of the transparent region. The transparent region comprises a first inner surface, and the light-shielding region comprises a second inner surface connected to the first inner surface. The display module is stacked on the first inner surface of the transparent region. A charge blocking layer is arranged on at least a part of the second inner surface of the light-shielding region, and the charge blocking layer extends along two opposite side edges of the display module to block charges generated outside the mobile terminal from entering the display module.Type: GrantFiled: May 17, 2022Date of Patent: April 22, 2025Assignee: Honor Device Co., Ltd.Inventors: Yongshan Zhou, Feng Zhang, Gao Yuan, Mingyuan Zhao
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Patent number: 12282229Abstract: A light control sheet includes an adhesive layer attached to a transparent material, and a light control layer attached to the transparent material via the adhesive layer, the light control layer having a transparent state or an opaque state depending on a voltage is applied to the light control layer. At least one of the adhesive layer and the light control layer includes a filter absorbing part of light in the visible region. Transmittance is 10% or less for light with a wavelength range of 420 nm or less passing through the light control window from the light control sheet toward the transparent material in a first direction, and light from a standard light source D65 passing through the light control window from the transparent material toward the light control sheet in a second direction has a yellowness index YI of 10 or less according to JIS K 7373: 2006.Type: GrantFiled: March 12, 2024Date of Patent: April 22, 2025Assignee: TOPPAN HOLDINGS INC.Inventor: Ryuji Shiraishi
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Patent number: 12276883Abstract: A transparent base material for a liquid crystal device includes an alignment layer that regulates orientations of liquid crystal molecules contained in a light control layer included in the liquid crystal device, a flexible base layer on which the alignment layer is formed, and a first surface and a second surface opposite to the first surface. The first surface is located on the alignment layer, the second surface is located on the base layer, the alignment layer includes polyimide, and the first surface has an indentation hardness of 0.25 GPa or higher as measured by a nanoindentation test according to ISO 14577-1:2015.Type: GrantFiled: June 20, 2024Date of Patent: April 15, 2025Assignee: TOPPAN HOLDINGS INC.Inventor: Kaori Morinaga
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Patent number: 12276889Abstract: A display device including a circuit suitable for controlling a liquid crystal element is provided. The display device includes two memories in one pixel and a plurality of pixels arranged in the horizontal and vertical directions share a gate line. The display device includes a liquid crystal element and by writing charges to different polarity capacitors, power consumption in an inversion operation can be reduced. Furthermore, a liquid crystal element with a high threshold voltage can be suitably used and a wide range of voltages can be applied without impairing grayscale display characteristics in the display device. Furthermore, a voltage higher than or equal to an output voltage of a source driver can be applied to the liquid crystal element.Type: GrantFiled: March 27, 2019Date of Patent: April 15, 2025Assignee: Semiconductor Energy Laboratory Co., Ltd.Inventors: Susumu Kawashima, Tetsuji Ishitani, Kouhei Toyotaka, Koji Kusunoki, Daisuke Kubota, Akio Yamashita
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Patent number: 12253754Abstract: The embodiments of the present disclosure provide a display substrate, a display panel, and a display device. The display substrate includes: a first base substrate, wherein a plurality of sub-pixel regions arranged in an array are provided on the first base substrate; and a reflective layer provided on one side of the first base substrate, wherein a surface of the reflective layer away from the first base substrate is formed to include a plurality of first bumps and a plurality of second bumps, and the first bump has a size greater than that of the second bump.Type: GrantFiled: March 4, 2024Date of Patent: March 18, 2025Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Jian Lin, Yong Zhang, Jian Wang, Wei Zhao, Gang Hua, Limin Zhang, Xianglei Qin, Zhichao Yang, Zepeng Sun, Yashuai An, Honggui Jin, Lingfang Nie, Zhilong Duan, Liangzhen Tang, Li Tian, Xinli Ma, Tianyu Xu, Bingyang Liu, Xueqiang Qian, Dongchuan Chen, Kaixuan Wang
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Patent number: 12253763Abstract: According to an aspect, a display device includes: a display panel including an array substrate, a counter substrate, a liquid crystal layer between the array substrate and the counter substrate, and spacers projecting from the counter substrate toward the array substrate; a light-transmitting glass base member bonded to the display panel; and a light source that includes a light guide provided along a side surface of the array substrate, a side surface of the counter substrate, or a side surface of the glass base member, and light emitters facing the light guide. The array substrate includes: signal lines; scan lines; and switching elements coupled to the scan lines and the signal lines. The spacers are arranged in positions facing the respective switching elements and are provided with adhesion layers provided such that the counter substrate and the array substrate adhere to each other.Type: GrantFiled: April 11, 2024Date of Patent: March 18, 2025Assignee: Japan Display Inc.Inventors: Kentaro Okuyama, Koji Kitamura, Tenfu Nakamura
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Patent number: 12253779Abstract: A liquid crystal display panel and a driving method thereof are provided. In the liquid crystal display panel provided by embodiments of the present application, a first pixel electrode is configured for an image display in a main pixel region, and a second pixel electrode is configured for driving impurity ions in the liquid crystal layer to gather on a position of the first substrate and/or the second substrate corresponding to an auxiliary pixel region. The liquid crystal display panel is not affected by a bias electric field generated by an accumulation of the impurity ions which affects the image display, and has a display effect that is relatively better.Type: GrantFiled: April 20, 2022Date of Patent: March 18, 2025Assignee: Guangzhou China Star Optoelectronics Semiconductor Display Technology Co., LTD.Inventor: Guoren Luo
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Patent number: 12255428Abstract: A power transfer assembly includes a window balance assembly, a pivot bar, and an electrically conductive pathway. The window balance assembly includes a first portion configured to be fixed in place and a second portion configured to be movable relative to the first portion. The pivot bar is conductively coupled to the second portion of the window balance assembly. And, the electrically conductive pathway extends between the window balance assembly and the pivot bar.Type: GrantFiled: June 23, 2022Date of Patent: March 18, 2025Assignee: Cardinal IG CompanyInventor: Eric Berner
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Patent number: 12253712Abstract: According to one embodiment, an illumination device emits light toward a display panel and includes a transparent substrate having a first main surface opposed to the display panel, a second main surface on a side opposite to the first main surface, and a first side surface connecting the first main surface with the second main surface, and a light source emitting light toward the first side surface. The first side surface has a first intersection surface intersecting a thickness direction from the first main surface to the second main surface.Type: GrantFiled: March 22, 2024Date of Patent: March 18, 2025Assignee: Japan Display Inc.Inventors: Yoshinori Tanaka, Keita Ono
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Patent number: 12243878Abstract: An active matrix substrate includes a substrate in which a notch or an aperture is formed, and electrodes. Each electrode includes at least either of: a capacitor forming portion that is arranged in a region other than a bypass region and overlaps with at least one of a plurality of bypass gate lines when viewed in a plan view; and an electrode layer portion that is formed in an electrode layer and that composes a bypass gate line interposed portion together with a source line layer portion formed in a source line layer in the bypass region. The electrode layer portion and the source line layer portion overlap with at least one of the bypass gate lines in the bypass region when viewed in a plan view, and at least one of the bypass gate lines is positioned between the electrode layer portion and the source line layer portion in a normal line direction of the substrate.Type: GrantFiled: October 11, 2022Date of Patent: March 4, 2025Assignee: SHARP DISPLAY TECHNOLOGY CORPORATIONInventors: Hikaru Yoshino, Satoshi Horiuchi, Junichi Morinaga
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Patent number: 12242092Abstract: The present invention relates to an optical filter including a resin base material including an infrared-absorbing pigment layer, and a pair of inorganic dielectric layers which are respectively disposed on or above both main surfaces of the resin base material as outermost layers, in which at least one of the pair of inorganic dielectric layers satisfies at least one of a condition in which a film thickness is 4 ?m or greater, and a condition in which the number of layers is 30 or greater, and a ratio of a total film thickness of the pair of inorganic dielectric layers to a film thickness of the resin base material is greater than 8%.Type: GrantFiled: May 25, 2022Date of Patent: March 4, 2025Assignee: AGC Inc.Inventors: Motoshi Nakayama, Kazuhiko Shiono, Ryo Hirano
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Patent number: 12242145Abstract: A display device is disclosed. The display device includes a first substrate, a frame positioned in the rear of the first substrate, a second substrate opposite the first substrate and positioned between the first substrate and the frame, the second substrate having an area less than an area of the first substrate, and a member layer electrically connected to the first substrate and extended toward the frame.Type: GrantFiled: May 21, 2024Date of Patent: March 4, 2025Assignee: LG ELECTRONICS INC.Inventors: Hyojin Won, Yongho Lee
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Patent number: 12242093Abstract: An optical layered body comprising a polarized light separation layer and a first display layer, wherein: the polarized light separation layer is a linear polarizer including one of an absorptive linear polarizer and a reflective linear polarizer; the first display layer is a linear polarizer including the other of the absorptive linear polarizer and the reflective linear polarizer; the first display layer overlaps with a part of the polarized light separation layer; and an average degree of polarization of the polarized light separation layer at a wavelength of 400 nm to 680 nm is 0.60 or more.Type: GrantFiled: January 26, 2022Date of Patent: March 4, 2025Assignee: ZEON CORPORATIONInventor: Yasuhide Fujino