Color Patents (Class 430/7)
  • Patent number: 11606519
    Abstract: The present disclosure relates to an imaging device capable of achieving miniaturization and height reduction of a device configuration, reducing generation of a flare or a ghost, preventing separation of a lens. A size relation of “solid-state imaging element>lens non-effective region>lens effective region” is established in a vertical direction with respect to an incident direction of incident light. The present disclosure is applicable to an imaging device.
    Type: Grant
    Filed: May 24, 2019
    Date of Patent: March 14, 2023
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Atsushi Yamamoto, Kensaku Maeda
  • Patent number: 11581505
    Abstract: A display device includes a display panel from which light is transmitted; and a window through which the light from the display panel is transmitted to outside the display device. The window includes a transmission area through which the light is transmitted, a light shielding area which is adjacent to the transmission area and blocks the light, and a resin layer at which the window is attachable to the display panel, the resin layer defining a light shielding pattern which corresponds to the light shielding area and blocks the light.
    Type: Grant
    Filed: February 13, 2020
    Date of Patent: February 14, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Min-Hoon Choi, Sanghoon Kim, Seongjin Hwang
  • Patent number: 11581350
    Abstract: A semiconductor optical sensor (1) is provided with: a substrate (2) integrating a plurality of photodetector active areas (4); and a CMOS layer stack (6) arranged on the substrate (2) and including a number of dielectric (6a) and conductive (6b) layers. UV conversion regions (10) are arranged above a number of first photodetector active areas (4) to convert UV light radiation into visible light radiation towards the first photodetector active areas (4), so that the first photodetector active areas (4) are designed to detect UV light radiation. In particular, the first photodetector active areas (4) are alternated to a number of second photodetector active areas (4), designed to detect visible light radiation, in an array (15) of photodetection units (16) of the optical sensor (1), defining a single image detection area (15?), sensitive to both UV and visible light radiation with a same spatial resolution.
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: February 14, 2023
    Inventor: Andrea Del Monte
  • Patent number: 11569486
    Abstract: A flattening device, a display substrate and a method for manufacturing the display substrate are provided. The method includes providing a base substrate, forming a pixel definition layer on the base substrate and forming an uncured sub-pixel material in a plurality of sub-pixel regions defined by the pixel definition layer, and flattening the uncured sub-pixel material by a flattening device. The flattening device includes a main body and a plurality of protrusions on a surface of the main body. A size of a protrusion surface of each protrusion facing away from the main body is not greater than that of each sub-pixel region. The sub-pixels are flattened by using the flattening device, so a sub-pixel material layer with a flat surface may be obtained, which improves the structure of the sub-pixels and improves the display performance of the display substrate.
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: January 31, 2023
    Assignee: BOE Technology Group Co., Ltd.
    Inventor: Chunjing Hu
  • Patent number: 11569116
    Abstract: A light emitting diode includes an active layer, a first type semiconductor layer, a second type semiconductor layer and a pick-up layer. The first type semiconductor layer and the second type semiconductor layer are located on two opposite sides of the active layer respectively. The pick-up layer is located on the second type semiconductor layer, wherein the pick-up layer has a patterned outer surface to serve as a grabbed surface during transferring.
    Type: Grant
    Filed: June 10, 2021
    Date of Patent: January 31, 2023
    Assignee: Lextar Electronics Corporation
    Inventors: Shiou-Yi Kuo, Guo-Yi Shiu
  • Patent number: 11545530
    Abstract: An organic light-emitting display panel having a display area and a non-display area surrounding the display area and includes a base substrate, an organic light-emitting layer, a pixel definition layer, and a microlens layer that are located in the display area is disclosed. The organic light-emitting layer is located at a side of the base substrate and includes light-emitting units. The pixel definition layer includes first openings, and each light-emitting unit is located in one of the first openings. The microlens layer is located at a side of the pixel definition layer facing away from the base substrate and includes at least one first microlens. An orthogonal projection of the first microlens on the base substrate is located between orthogonal projections of two adjacent first openings on the base substrate.
    Type: Grant
    Filed: July 28, 2020
    Date of Patent: January 3, 2023
    Assignees: WUHAN TIANMA MICRO-ELECTRONICS CO., LTD., WUHAN TIANMA MICROELECTRONICS CO., LTD. SHANGHAI BRANCH
    Inventors: Guofeng Zhang, Junqiang Wang, Jiaxin Li, Quanpeng Yu
  • Patent number: 11520179
    Abstract: The invention provides an electrophoretic medium comprising at least two types of particles having substantially the same electrophoretic mobility but differing colors. The invention also provides article of manufacture comprising a layer of a solid electro-optic medium, a first adhesive layer on one surface of the electro-optic medium, a release sheet covering the first adhesive layer, and a second adhesive layer on an opposed second surface of the electro-optic medium.
    Type: Grant
    Filed: February 19, 2020
    Date of Patent: December 6, 2022
    Assignee: E Ink Corporation
    Inventors: Gregg M. Duthaler, Karl R. Amundson, Barrett Comiskey, Alberto Goenaga, John E. Ritter, Michael L. Steiner, Robert W. Zehner
  • Patent number: 11520231
    Abstract: A photosensitive resin composition is provided. The photosensitive resin composition is applied in a technical field of flexible display devices. The photosensitive resin composition comprises 5 to 50 parts by weight of an acrylate crosslink monomer, 0.2 to 0.6 parts by weight of an initiator, 5 to 8 parts by weight of a liquid pigment solid substance, 5 to 8 parts by weight of a resin, and 20 to 70 parts by weight of a solvent. The initiator is a radical initiator having a decomposition temperature less than 40° C. The acrylate crosslink monomer comprises a copolymerization two of aromatic group-containing and triol-containing acrylate polymerizable monomers for lowering a temperature of a following color filter preparing process. A method of preparing the photosensitive resin composition and a display device comprising the photosensitive resin composition are also provided.
    Type: Grant
    Filed: November 22, 2018
    Date of Patent: December 6, 2022
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Wenliang Gong
  • Patent number: 11500286
    Abstract: Provided are a photosensitive resin composition including: a binder; a polymerizable monomer; a polymerization initiator; a pigment; and a solvent, in which the polymerizable monomer includes a difunctional polymerizable monomer having a molecular weight equal to or smaller than 500, and a content of the difunctional polymerizable monomer having a molecular weight equal to or smaller than 500 is equal to or greater than 50% by mass with respect to a total mass of the polymerizable monomer, a transfer film, a decorative pattern, and a touch panel.
    Type: Grant
    Filed: November 21, 2018
    Date of Patent: November 15, 2022
    Assignee: FUJIFILM Corporation
    Inventors: Shinichi Kanna, Kazumasa Morozumi, Takashi Aridomi, Soji Ishizaka
  • Patent number: 11415839
    Abstract: A color filter substrate and a method of manufacturing the same and a liquid crystal display device are disclosed. A display area is provided with a first spacer, and a non-display area is provided with a second spacer. The non-display area is further provided with a virtual color resist layer. Color of the virtual color resist layer is the same as color of the third color resist layer, and a height of the first spacer is greater than a height of the second spacer.
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: August 16, 2022
    Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Yun Yu
  • Patent number: 11404452
    Abstract: A manufacturing method of a display panel comprises: providing a first substrate; forming active switches on the first substrate; providing a second substrate disposed opposite to the first substrate; forming a color filter layer on the first substrate or the second substrate; and forming at least one spacer unit on the first substrate or the second substrate. The spacer unit comprises a photosensitive spacer material comprising two different wavelengths of light initiators.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: August 2, 2022
    Assignees: HKC CORPORATION LIMI TED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Yu-Jen Chen
  • Patent number: 11391996
    Abstract: According to one embodiment, a display device includes a first substrate including a first transparent substrate and a pixel electrode, a second substrate including a second transparent substrate and a common electrode opposed to the pixel electrode, a liquid crystal layer located between the first substrate and the second substrate and containing a polymer and liquid crystal molecules, a sealant bonding the first substrate and the second substrate and sealing in the liquid crystal layer, and a light-emitting element. The second transparent substrate comprises a side surface opposed to the light-emitting element. A color of the sealant is black, yellow or red.
    Type: Grant
    Filed: May 6, 2021
    Date of Patent: July 19, 2022
    Assignee: Japan Display Inc.
    Inventors: Midori Tsukane, Toshiyuki Higano
  • Patent number: 11360386
    Abstract: An organic EL display device having excellent light-emitting reliability while it has pixel division layer (8) and/or planarization layer (4) having excellent optical properties is provided.
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: June 14, 2022
    Assignee: TORAY INDUSTRIES, INC.
    Inventors: Akihiro Ishikawa, Kazuto Miyoshi
  • Patent number: 11346986
    Abstract: A method of manufacturing a color filter and a color filter are provided. The method includes steps of manufacturing a color resist layer and an inorganic barrier layer on a base substrate. The step of manufacturing the color resist layer includes sequentially forming a first color resist, a second color resist, and a third color resist, and the first color resist, the second color resist, and the third color resist are repeatedly arranged in order in a direction along a surface of the base substrate. The step of manufacturing the inorganic barrier layer includes forming a first inorganic barrier layer covering the first color resist after the first coloder resist is formed and before the second color resist is formed. By setting the inorganic barrier layer to separate different color resists, it is possible to avoid diffusion pollution between different color resists and ensure a display performance.
    Type: Grant
    Filed: November 12, 2019
    Date of Patent: May 31, 2022
    Assignee: TCL China Star Optoelectronics Technology Co., Ltd.
    Inventors: Yuanyang Ma, Miao Zhou
  • Patent number: 11300719
    Abstract: A light-absorbing composition includes: a light absorber formed by a phosphonic acid represented by the following formula (a) and copper ion, the light absorber being dispersed in the light-absorbing composition; a phosphoric acid ester allowing the light absorber to be dispersed; and a curable resin. When the light-absorbing composition is applied and cured on one principal surface of a transparent dielectric substrate to form a laminate consisting of a light-absorbing layer being a cured product of the light-absorbing composition and the transparent dielectric substrate, the laminate satisfies predetermined requirements.
    Type: Grant
    Filed: November 13, 2017
    Date of Patent: April 12, 2022
    Assignee: NIPPON SHEET GLASS COMPANY, LIMITED
    Inventors: Yuichiro Kubo, Katsuhide Shimmo
  • Patent number: 11289462
    Abstract: A display module is provided. The display module includes: a substrate; a thin film transistor (TFT) layer formed on one surface of the substrate; and a plurality of micro LEDs disposed on the TFT layer. The plurality of micro LEDs are transferred from a transfer substrate to the TFT layer by a laser beam radiated to the transfer substrate through openings of a mask. The openings correspond to regions in which the respective micro LEDs of the transfer substrate are arranged and the openings correspond to a width, a length, or a unit area of each of the micro LEDs.
    Type: Grant
    Filed: May 4, 2020
    Date of Patent: March 29, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Doyoung Kwag, Byungchul Kim, Eunhye Kim, Sangmoo Park, Minsub Oh, Dongyeob Lee, Yoonsuk Lee
  • Patent number: 11287739
    Abstract: A photosensitive coloring composition includes a magenta pigment having an average primary particle diameter of 50 nm or less, a polymerizable compound, a photopolymerization initiator, and an ultraviolet absorber, in which the magenta pigment has a maximum absorption wavelength in a range of 500 to 600 nm, and in a case where an absorbance of the maximum absorption wavelength is 1, a wavelength at which an absorbance is 0.5 is 450 nm or more on a side where a wavelength is shorter than the maximum absorption wavelength and is 650 nm or less on a side where a wavelength is longer than the maximum absorption wavelength.
    Type: Grant
    Filed: July 8, 2019
    Date of Patent: March 29, 2022
    Assignee: FUJIFILM Corporation
    Inventor: Shoichi Nakamura
  • Patent number: 11280953
    Abstract: An electronic device includes, a light source having a peak emission at a wavelength between about 440 nm to about 480 nm; and a photoconversion layer disposed on the light source, wherein the photoconversion layer includes a first quantum dot which emits red light and a second quantum dot which emits green light, wherein at least one of the first quantum dot and the second quantum dot has a perovskite crystal structure and includes a compound represented by Chemical Formula 1: AB?X3+???Chemical Formula 1 wherein A is a Group IA metal, NR4+, or a combination thereof, B? is a Group IVA metal, X is a halogen, BF4?, or a combination thereof, and ? is 0 to 3.
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: March 22, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tae Hyung Kim, Jihyun Min, Yongwook Kim, Eun Joo Jang
  • Patent number: 11245823
    Abstract: An image sensor includes a substrate. An array of photodiodes is disposed in the substrate. A plurality of spacers is arranged in a spacer pattern. At least one spacer of the plurality of spacers has an aspect ratio of 18:1 or greater. A buffer layer is disposed between the substrate and the spacer pattern. An array of color filters is disposed in the spacer pattern.
    Type: Grant
    Filed: August 13, 2019
    Date of Patent: February 8, 2022
    Assignee: OMNIVISION TECHNOLOGIES, INC.
    Inventors: Gang Chen, Yuanwei Zheng, Qin Wang, Cunyu Yang, Guannan Chen, Duli Mao, Dyson H. Tai, Lindsay Alexander Grant
  • Patent number: 11209582
    Abstract: Provided are a composition that has excellent pigment dispersibility without affecting the color of a pigment in a visible range, a curable composition, a cured film, a near infrared cut filter, an infrared transmitting filter; a solid image pickup element, an infrared sensor, and a camera module. The composition includes: a pigment; a pigment derivative that includes a compound represented by Formula (1); and a solvent, in which R1 and R2 represent an aryl group or the like, R3 to R6 represent a cyano group, a heteroaryl group, or the like, R7 and R8 each independently represent —BR9R10 or the like, R9 and R10 each independently represent a hydrogen atom, a halogen atom, an alkyl group, an aryl group, a heteroaryl group, an alkoxy group, an aryloxy group, or a heteroaryloxy group, L represents a single bond or a linking group, X represents an acidic group or the like, m represents an integer of 1 to 10, and n represents an integer of 1 to 10.
    Type: Grant
    Filed: August 22, 2018
    Date of Patent: December 28, 2021
    Assignee: FUJIFILM Corporation
    Inventors: Kyohei Arayama, Takuya Tsuruta, Yuki Hirai, Kazutaka Takahashi, Tokihiko Matsumura, Suguru Samejima
  • Patent number: 11169439
    Abstract: Provided are a coloring composition capable of producing a film with suppressed occurrence of striation, and a method for producing a film. The coloring composition includes a coloring agent A, a resin B, a polymerizable compound C, a photopolymerization initiator D, and an organic solvent E, in which the organic solvent E includes an ester-based solvent E1 having a surface tension at 25° C. of from 25 mN/m to 35 mN/m, an organic solvent E2 having a surface tension at 25° C. of less than 25 mN/m, a ratio of a mass of the ester-based solvent E1 to the mass of the organic solvent E2 is 80:20 to 30:70 in terms of the ratio of the mass of the ester-based solvent E1:the mass of the organic solvent E2, and the organic solvent E contains 50% by mass or more of a combination of the ester-based solvent E1 and the organic solvent E2 with respect to the total mass of the organic solvent E.
    Type: Grant
    Filed: December 6, 2018
    Date of Patent: November 9, 2021
    Assignee: FUJIFILM Corporation
    Inventors: Hisamitsu Tomeba, Kaoru Aoyagi
  • Patent number: 11171129
    Abstract: A method for producing an optoelectronic component and an optoelectronic component are disclosed. In an embodiment a method includes providing a semiconductor layer sequence comprising a plurality of pixels and an active layer, wherein the active layer is configured to emit a primary radiation in a blue region of an electromagnetic spectrum with a peak wavelength of between 420 nm inclusive and 480 nm inclusive, applying a first photoresist and a first converter material on the semiconductor layer sequence, exposing the first photoresist with radiation having the peak wavelength longer than the peak wavelength of the primary radiation, curing the first photoresist by polymerization in order to form a first converter layer comprising a matrix material and the first converter material and structuring the first converter layer.
    Type: Grant
    Filed: April 10, 2018
    Date of Patent: November 9, 2021
    Assignee: OSRAM OLED GMBH
    Inventor: Britta Göötz
  • Patent number: 11143888
    Abstract: According to an aspect, a substrate for a display apparatus includes: a first substrate; a translucent coloring layer that includes a plurality of color regions and that overlaps with the first substrate; a first translucent resin layer that overlaps with the first substrate at boundaries of the color regions; and a light shielding layer that overlaps with the first translucent resin layer on an opposite side to the first substrate side. A width of the light shielding layer in a direction parallel with the first substrate is equal to or smaller than a width of the first translucent resin layer in the parallel direction on a cross section vertical to the first substrate.
    Type: Grant
    Filed: May 9, 2017
    Date of Patent: October 12, 2021
    Assignee: Japan Display Inc.
    Inventors: Koichiro Adachi, Tetsuya Yamamoto, Seiji Uejima
  • Patent number: 11137674
    Abstract: The present application discloses a mask adapted to a manufacturing process of a display panel. The light filtering layer includes at least three light filtering portions for light rays with different wavelengths to pass through, the at least three light filtering portions have a one-to-one correspondence to color filter in the display panel, and each of the light filtering portions is only adapted to the light rays with the wavelength having the same color as one of the color filters to pass through. The first light shading layer includes a plurality of light shading blocks spacedly arranged, and one light shading block is arranged at both ends of each of the light filtering portions respectively. The carrier is configured in a light-transmission way, and the light filtering layer and the first light shading layer are disposed on the carrier.
    Type: Grant
    Filed: April 27, 2017
    Date of Patent: October 5, 2021
    Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Chung-Kuang Chien
  • Patent number: 11130838
    Abstract: The present specification provides a cardo-based binder resin represented by Chemical Formula 1, and a photosensitive resin composition, a black matrix, a color filter and a display apparatus including the same.
    Type: Grant
    Filed: February 1, 2019
    Date of Patent: September 28, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Doyun Lee, Kwang Han Park, Eunjoo Choi
  • Patent number: 11126038
    Abstract: A manufacturing method and a manufacturing apparatus for a display panel are provided, wherein the manufacturing method include steps of: applying an alignment material on a main substrate; placing a lighting baffle between the main substrate and a light source to control the light transmittance; exposing the main substrate to develop and form an alignment layer; cutting the main substrate to obtain a plurality of display panels.
    Type: Grant
    Filed: November 7, 2017
    Date of Patent: September 21, 2021
    Assignee: HKC Corporation Limited
    Inventor: Huailiang He
  • Patent number: 11126026
    Abstract: The present application discloses a display panel having an inter-subpixel region and a subpixel region. The display panel includes a first display substrate and a second display substrate facing each other; and a spacer layer having a plurality of spacers for maintaining a spacing between the first display substrate and the second display substrate. The first display substrate includes a first base substrate; and a black matrix in the inter-subpixel region and on the first base substrate, and including a linear polarizer layer in a first region of the inter-subpixel region and outside the subpixel region. An orthographic projection of the linear polarizer layer on the first base substrate substantially covers projections of the plurality of spacers on the first base substrate.
    Type: Grant
    Filed: January 16, 2018
    Date of Patent: September 21, 2021
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Yingtao Wang, Jikai Yao
  • Patent number: 11119352
    Abstract: A color filter substrate and a manufacturing method thereof are provided. The manufacturing method of the color filter substrate includes forming a patterned photoresist layer on a base substrate, in which the photoresist layer includes a plurality of first grooves and a plurality of second grooves, and both the first grooves and the second grooves expose the base substrate; roughening the base substrate to roughen bottom surfaces of the first grooves and bottom surfaces of the second grooves; and forming a black matrix layer on the base substrate, in which the black matrix layer is disposed on the first rough surfaces and the second rough surfaces.
    Type: Grant
    Filed: August 13, 2019
    Date of Patent: September 14, 2021
    Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Fei Li
  • Patent number: 11112693
    Abstract: Provided are a curable coloring composition which is suitable for the production of a cured film in cyan color, having good moisture resistance, a color filter, an image sensor, and a method for producing a cured film. The curable coloring composition includes a coloring agent including a phthalocyanine pigment having Al as a central metal, a basic pigment derivative, and a curable compound, in which the coloring agent includes 80% by mass or more of the phthalocyanine pigments, and the content of the phthalocyanine pigment having Al as a central metal among the phthalocyanine pigments is 30% by mass or more.
    Type: Grant
    Filed: August 8, 2018
    Date of Patent: September 7, 2021
    Assignee: FUJIFILM Corporation
    Inventors: Yoshinori Taguchi, Naotsugu Muro, Yousuke Murakami, Seongmu Bak, Akiko Yoshii
  • Patent number: 11092890
    Abstract: A semiconductor resist composition includes an organometallic compound represented by Chemical Formula 1 and a solvent: wherein, in Chemical Formula I, R1 is an aliphatic hydrocarbon group, an aromatic hydrocarbon group, or an —alkylene-O-alkyl group, and R2 to R4 are each independently selected from —ORa and —OC(?O)Rb, where Ra is not hydrogen.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: August 17, 2021
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Kyung Soo Moon, Jaehyun Kim, Yoong Hee Na, Ran Namgung, Hwansung Cheon, Seungyong Chae
  • Patent number: 11092889
    Abstract: A semiconductor resist composition includes-an organometallic compound represented by Chemical Formula 1 and a solvent: wherein, in Chemical Formula 1, R1 is an aliphatic hydrocarbon group, an aromatic hydrocarbon group, or an -alkyl-O-alkyl group, and R2 to R4 are each independently selected from —ORa and —OC(?O)Rb. The semiconductor resist composition may have excellent solubility and storage stability.
    Type: Grant
    Filed: December 5, 2018
    Date of Patent: August 17, 2021
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Kyung Soo Moon, Jaehyun Kim, Yoong Hee Na, Ran Namgung, Hwansung Cheon, Seungyong Chae
  • Patent number: 11091594
    Abstract: A dispersion composition contains a pigment, a dispersant, and a cyclic or chain-like polyester compound. A curable composition contains the above-described dispersion composition. A light-shielding film, a color filter, and a solid-state imaging device contain the curable composition.
    Type: Grant
    Filed: July 27, 2018
    Date of Patent: August 17, 2021
    Assignee: FUJIFILM Corporation
    Inventors: Daisuke Hamada, Hiroyuki Morishita
  • Patent number: 11091645
    Abstract: Provided are a core-shell dye includes a core including a compound represented by Chemical Formula 1 and a shell surrounding the core, a photosensitive resin composition including the same, and a color filter manufactured using the photosensitive resin composition. (In Chemical Formula 1, each substituent is the same as defined in the specification.
    Type: Grant
    Filed: January 31, 2017
    Date of Patent: August 17, 2021
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Hyewon Seo, Chaewon Pak, Myoungyoup Shin, Sunwoong Shin, Euisoo Jeong, Kyubuem Choi
  • Patent number: 11069753
    Abstract: A display apparatus includes a light-source substrate portion which generates light; and a color control portion to which the generated light from the light-source substrate portion is incident and at which color of the generated light is adjusted to define a color-converted light having a color different from that of the generated light. The color control portion includes: an exit surface through which the color-converted light exits the color control portion; a substrate including a plurality of concave portions defined therein, each of the concave portions extended along a direction from the light-source substrate portion to the exit surface of the color control portion; and a plurality of color conversion members respectively in the plurality of concave portions, the color conversion members each including a color-converting material which converts the color of the generated light to the color of the color-converted light.
    Type: Grant
    Filed: May 22, 2020
    Date of Patent: July 20, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jiwhan Kim, Seungyeon Kwak, Jongsoo Kim, Taegon Kim, Sunghun Lee, Deukseok Chung
  • Patent number: 11028004
    Abstract: A glass cane is manufactured by filling a glass tube with a combination of glass structures forming a cross-sectional pattern within the glass tube, to form a preform. The preform is attached to a draw assembly, such as a draw tower. The draw assembly is operated to draw the preform to a reduced-diameter glass cane by passing the preform through a furnace of the draw assembly while pulling the preform or the reduced-diameter glass cane and rotating the preform or the reduced-diameter glass cane.
    Type: Grant
    Filed: February 23, 2018
    Date of Patent: June 8, 2021
    Assignee: ANATOLY GLASS, LLC
    Inventors: Anatoly Kishinevski, Justin Herzig, Dominick Fiordimalva
  • Patent number: 11026298
    Abstract: The present specification relates to an ink composition, a cured pattern prepared using an ink composition, a heating element including a cured pattern, and a method for manufacturing a heating element.
    Type: Grant
    Filed: December 23, 2016
    Date of Patent: June 1, 2021
    Assignee: LG Chem, Ltd.
    Inventors: Jooyeon Kim, Yong Goo Son, Seung Heon Lee, Jiehyun Seong, Ji Eun Myung, Kiseok Lee
  • Patent number: 11016384
    Abstract: Provided are a photosensitive resin composition including (A) a photo-conversion material; (B) a binder resin including an acryl-based repeating unit including one or more thiol groups at the terminal end; (C) a photopolymerization initiator; and (D) a solvent, a photosensitive resin layer manufactured using the same, and a color filter including the photosensitive resin layer.
    Type: Grant
    Filed: January 24, 2017
    Date of Patent: May 25, 2021
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jinsuop Youn, Misun Kim, Jiyoung Jeong, Obum Kwon, Jonggi Kim, Hojeong Paek, Bumjin Lee, Jihyeon Yim, Hyunjoo Han
  • Patent number: 11009633
    Abstract: A COA substrate, a display panel, and a display device are provided. A pixel photoresist layer is arranged on a passivation layer of the COA substrate; an organic layer and a pixel electrode layer are sequentially arranged on the pixel photoresist layer; and each pixel electrode of the pixel electrode layer is configured to have a planar structure completely covering the organic layer; each planar pixel electrode is arranged with a through hole; and the through hole penetrates the pixel electrode layer.
    Type: Grant
    Filed: July 31, 2018
    Date of Patent: May 18, 2021
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Hongwei Du, Haoyue Du, Xianghua Jin
  • Patent number: 11009739
    Abstract: Provided are a photosensitive composition capable of forming a cured film having excellent adhesiveness and pattern forming properties, a color filter, a pattern forming method, a solid-state imaging device, and an image display device. The photosensitive composition includes a photopolymerization initiator I, a polymerizable monomer M having two or more groups having an ethylenically unsaturated double bond, and a halogenated zinc phthalocyanine, in which the polymerizable monomer M contains a polymerizable monomer M1 having three groups having an ethylenically unsaturated double bond, the photopolymerization initiator I contains a photopolymerization initiator I1 having a molar light absorption coefficient at a wavelength of 365 nm of 12,000 L·mol?1·cm?1 or more, and the ratio of the mass of the photopolymerization initiator I to the mass of the polymerizable monomer M is 0.15 or less in terms of the mass of the photopolymerization initiator I/the mass of the polymerizable monomer M.
    Type: Grant
    Filed: September 21, 2018
    Date of Patent: May 18, 2021
    Assignee: FUJIFILM Corporation
    Inventor: Shunsuke Kitajima
  • Patent number: 11001653
    Abstract: An object of the present invention is to provide an optical film having an optically anisotropic layer having excellent durability, and a polarizing plate and an image display device using the same. This optical film of the present invention is an optical film at least having an optically anisotropic layer, in which the optically anisotropic layer is a layer obtained by polymerizing a polymerizable liquid crystal composition containing a predetermined liquid crystal compound and a polymerization initiator, and the optically anisotropic layer has a density of 1.20 g/cm3 or more and a crosslinking point density of 0.0016 mol/cm3 or more.
    Type: Grant
    Filed: March 15, 2018
    Date of Patent: May 11, 2021
    Assignee: FUJIFILM Corporation
    Inventors: Ayako Muramatsu, Hiroshi Sato, Kengo Saito, Takashi Komiyama, Keita Takahashi
  • Patent number: 10988619
    Abstract: A manufacturing method of a rhodamine dye oligomer, a solid color material, and a liquid crystal display device are provided. By oligomerization of rhodamine dyes, monodispersion of rhodamine dyes can be achieved, preventing the enhanced shoulder peak caused by aggregation of rhodamine dye molecules, Meanwhile, the purification of color gamut is achieved, and the thermal stability of rhodamine dyes is increased, thereby meeting the need of liquid crystal display devices. Moreover, applying the rhodamine dye oligomer to the solid color material and fabricating the solid color film for application in the liquid crystal display devices can prevent a great loss of brightness of display devices.
    Type: Grant
    Filed: November 13, 2019
    Date of Patent: April 27, 2021
    Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Bao Zha
  • Patent number: 10962839
    Abstract: The liquid crystal display panel includes in the following order from a viewing surface side to a back surface side: a first polarizer; a first ?/4 retardation layer; a first substrate; a second ?/4 retardation layer; a liquid crystal layer; a second substrate; and a second polarizer, the liquid crystal display panel being in a transverse electric field mode, the first substrate including a color filter layer in a display region, the second ?/4 retardation layer being a single layer covering the color filter layer and including a first retardation portion in an end region of the display region and a second retardation portion in a central region of the display region, the first retardation portion having a greater thickness than the second retardation portion, and the first retardation portion and the second retardation portion differing from each other in in-plane retardation by 10 nm or less.
    Type: Grant
    Filed: November 28, 2018
    Date of Patent: March 30, 2021
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Yuichi Kawahira, Kiyoshi Minoura, Akira Sakai, Takako Koide, Masahiro Hasegawa, Koji Murata
  • Patent number: 10955748
    Abstract: The disclosure illustrates a curve-shaped mask, a curved device having color resist pattern and method for manufacturing the same. The curved device includes a curved substrate and at least two color resist layers. The at least two color resist layers are formed on the curved substrate, and construct a visible pattern together. The curved device is manufactured by a curve-shaped mask, which is a metal-containing material layer formed on the curved substrate and is visible.
    Type: Grant
    Filed: July 15, 2016
    Date of Patent: March 23, 2021
    Inventors: Ming-An Hsu, Wen-Fu Lin
  • Patent number: 10947403
    Abstract: A dispersion contains, as essential ingredients, light-emitting nanocrystals, a polymeric dispersant having an amine value of 5 mg/KOH g or more, and a stimulation-responsive curable material that cures in response to an external stimulus.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: March 16, 2021
    Assignee: DIC CORPORATION
    Inventors: Takeshi Isonaka, Yasuo Umezu, Hidehiko Yamaguchi, Yoshio Aoki, Hirotomo Sasaki, Sunao Yoshihara, Takayuki Miki, Aya Ishizuka, Takeo Kizaki
  • Patent number: 10948761
    Abstract: The present disclosure provides a color filter substrate including: a base substrate; and a filter layer on the base substrate and including a plurality of color resist units of a plurality of colors. Orthographic projections of adjacent color resist units of different colors on the base substrate have an overlapping region. Therefore, the color filter substrate has at least one of the following advantages: the structure is simple; the production cost is reduced; the aperture ratio of the display device including the color filter substrate is improved; and the defect caused by static electricity is solved.
    Type: Grant
    Filed: December 21, 2018
    Date of Patent: March 16, 2021
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., ORDOS YUANSHENG OPTOELECTRONICS CO., LTD.
    Inventors: Xiang Hui, Baojie Zhao, Xiaoran Lei, Li Wang, Yan Zhao, Xiongwei Wang, Jian Li, Chunhong Ma, Qinglin Ma
  • Patent number: 10921709
    Abstract: A photosensitive resin composition for producing a photosensitive resin film is provided, along with the manufactured photosensitive resin film and a color filter including the photosensitive resin layer. The photosensitive resin composition includes: (A) a quantum dot; (B) a binder resin having a weight average molecular weight of about 2,000 g/mol to about 12,000 g/mol; (C) a photopolymerizable monomer; (D) a photopolymerization initiator; and (E) a solvent.
    Type: Grant
    Filed: November 14, 2018
    Date of Patent: February 16, 2021
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Hojeong Paek, Jonggi Kim, Minjee Park, Woo Jung Shin, Jinsuop Youn, Bumjin Lee, Jihyeon Yim, Young Woong Jang
  • Patent number: 10916732
    Abstract: A display panel is provided and includes a display region including a plurality of sub pixel regions arranged in an array, wherein each of the sub pixel regions comprises a light emitting region and a non-light emitting region; a black array layer formed in the non-light emitting regions, the black array is used to shield the metal layer to reflect and absorb the environment light, to improve a light output rate and to improve a contrast ratio of the display device.
    Type: Grant
    Filed: January 4, 2019
    Date of Patent: February 9, 2021
    Inventors: Yuejun Tang, Xueyun Li
  • Patent number: 10914980
    Abstract: A quantum-dot color filter substrate and a quantum-dot liquid crystal display panel are disclosed in the present disclosure. The quantum-dot color filter substrate includes a glass substrate and a quantum-dot light conversion layer formed on the glass substrate and including a plurality of quantum-dot parts arrayed in sequence, wherein the quantum-dot parts include a red quantum-dot part, a green quantum-dot part and a blue quantum-dot part, and the red quantum-dot part and the green quantum-dot part contain infrared quantum-dot materials. In this way, the purity of lights emitted by a color filter can be improved, and displays can be made light and thin.
    Type: Grant
    Filed: December 3, 2018
    Date of Patent: February 9, 2021
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Chang-Chih Huang, Chaoqun Yang
  • Patent number: 10915020
    Abstract: A photosensitive resin composition including (A) a quantum dot; (B) a binder resin including a structural unit represented by Chemical Formula 1; (C) a photopolymerizable monomer; (D) a photopolymerization initiator; and (E) a solvent, photosensitive resin layer manufactured using the same, and a color filter including the photosensitive resin layer. (In Chemical Formula 1, each substituent is the same as defined in the specification.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: February 9, 2021
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jiyoung Jeong, Bumjin Lee, Yonghee Kang, Misun Kim, Jonggi Kim, Onyou Park, Hojeong Paek, Byeonggeun Son, Youn Je Ryu, Jinsuop Youn, Jihyeon Yim, Young Woong Jang, Minkyeol Chung, Hyunjoo Han, Kyunghee Hyung
  • Patent number: 10886260
    Abstract: A display device is provided, which includes a first substrate, a first subpixel and a second subpixel. The first subpixel is disposed on the first substrate and the second subpixel is disposed adjacent to the first subpixel. The first subpixel and the second subpixel are spaced apart from each other by a pitch. At least one of the first subpixel and the second subpixel includes a light-emitting unit and a light conversion layer disposed on the light-emitting unit. The first subpixel includes an active layer having a first length along a direction that is perpendicular to a normal direction of the first substrate. The light conversion layer has a second length along the direction that is perpendicular to the normal direction of the first substrate. The first length (A), the second length (B) and the pitch (Sp) conform to the following formula: A+1 micrometers<B<Sp?1 micrometers.
    Type: Grant
    Filed: August 12, 2019
    Date of Patent: January 5, 2021
    Assignee: INNOLUX CORPORATION
    Inventor: Shu-Ming Kuo