Patents Examined by Lucy P. Chien
  • Patent number: 11977311
    Abstract: A viewing angle adjusting member and an electronic device including the same are provided. The viewing angle adjusting member includes a first transparent film including a first transparent electrode layer, a second transparent film including a second transparent electrode layer, and a blocking material provided between the first transparent film and the second transparent film and containing nanoparticles configured to block light. The viewing angle adjusting member may be configured to adjust a position of the nanoparticles according to an electrical signal applied to at least one of the first transparent electrode layer and the second transparent electrode layer.
    Type: Grant
    Filed: December 10, 2021
    Date of Patent: May 7, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Taesoon Park, Junyoung Kim, Kwansik Min, Sanghee Park
  • Patent number: 11966143
    Abstract: The present disclosure relates to a light shutter panel and a transparent display apparatus having the same. The light shutter panel according to the present disclosure comprises: a lower electrode plate; an upper electrode plate facing with the lower electrode plate; a shutter layer disposed between the lower electrode plate and the upper electrode plate, and including a maximum light transmitting portion, a minimum light blocking portion, ink storage portions connecting the maximum light transmitting portion and the minimum light blocking portion, and an electric field guide disposed between the ink storage portions; a plurality of spacers maintaining a gap between the lower electrode plate and the upper electrode plate; and black ink filled into the ink storage portion of the shutter layer.
    Type: Grant
    Filed: April 21, 2021
    Date of Patent: April 23, 2024
    Assignee: LG Display Co., Ltd.
    Inventors: Youngki Song, SunMan Kim
  • Patent number: 11947142
    Abstract: Provided is an optical film in which black tinting is suppressed in front and oblique directions when the optical film is used as a circularly polarizing plate in an organic EL display device. The optical film is an elongated optical film having optically anisotropic layers (A), (B), and (C), in this order, in which layer (A) is formed by fixing a vertically aligned disk-like liquid crystal compound, layer (B) is formed by fixing a twist-aligned rod-like liquid crystal compound with a thickness direction as a helical axis, layer (C) is formed by fixing a vertically aligned rod-like liquid crystal compound, an in-plane slow axis of layer (A) is parallel to an in-plane slow axis on a surface of layer (B) on a layer (A) side, and layers (A) and (B) are disposed such that the in-plane slow axes thereof satisfy a predetermined positional relationship.
    Type: Grant
    Filed: February 15, 2023
    Date of Patent: April 2, 2024
    Assignee: FUJIFILM Corporation
    Inventors: Yuta Takahashi, Shinpei Yoshida
  • Patent number: 11940691
    Abstract: A liquid crystal display device includes: a liquid crystal layer interposed between first and second substrates and set in vertical alignment (VA); a switching element provided on the first substrate; a connection electrode connected to the switching element; a first reflection film provided above the switching element; a first pixel electrode provided above the first reflection film and overlapping the first reflection film; a second pixel electrode located adjacent to the first pixel electrode; first and second contacts which connect the first and second pixel electrodes to the connection electrode; a first thickness adjusting layer provided on the second substrate and overlapping the first reflection film; a common electrode provided on the second substrate and the first thickness adjusting layer; and first and second protrusions provided on the common electrode and corresponding to the first and second pixel electrodes.
    Type: Grant
    Filed: April 7, 2022
    Date of Patent: March 26, 2024
    Assignee: TOPPAN INC.
    Inventor: Ayumu Sato
  • Patent number: 11932170
    Abstract: An improved device switchable between reflective and display states comprising an optical element and a display element. The optical element comprising a liquid crystal medium disposed between first and second substrates. The optical element may further comprise a first electrode, a second electrode, an absorptive polarizer, and a reflective polarizer. The first electrode and the absorptive polarizer may be disposed in a first direction relative the liquid crystal medium. Similarly, the second electrode and the reflective polarizer may be disposed in a second direction relative the liquid crystal medium. The second direction is opposite the first direction. In some embodiments, one or more of the absorptive and reflective polarizers may be further disposed between the first and second substrates. The display may be disposed in the first direction relative the optical element. Additionally, the device may further comprise a housing. In some embodiments, the housing may not have a bezel.
    Type: Grant
    Filed: October 21, 2020
    Date of Patent: March 19, 2024
    Assignee: GENTEX CORPORATION
    Inventors: Xiaoxu Niu, David J. Cammenga, William L. Tonar
  • Patent number: 11921394
    Abstract: Layered dielectric materials for use in controlling dielectric strength in microelectronic devices, especially as they relate to electrophoretic and electrowetting applications. Specifically, a combination of a first atomic layer deposition (ALD) step, a sputtering step, and a second ALD step result in a layer that is chemically robust and nearly pinhole free. The dielectric layer may be disposed on the transparent common electrode of an electrophoretic display or covering the pixelated backplane electrodes, or both.
    Type: Grant
    Filed: August 15, 2022
    Date of Patent: March 5, 2024
    Assignee: Nuclera LTD
    Inventor: Cristina Visani
  • Patent number: 11921371
    Abstract: A method of fabricating a liquid crystal display device including a reflective or transflective liquid crystal cell whose liquid crystal molecules are aligned in a planar or vertical manner, this liquid crystal cell being formed of a transparent front substrate located on the side of an observer, and a rear substrate, also transparent, which extends beneath the front substrate, parallel to and at a distance from the latter, these two front and rear substrates being joined to each other with a sealing frame which defines a sealed enclosure in which a liquid crystal composition is confined, the front and rear substrates being coated on their opposite faces with electrically conductive transparent electrodes and counter-electrodes, the optical properties of the liquid crystal composition being modified by application of an electric field at the point of intersection between an electrode and a corresponding counter-electrode.
    Type: Grant
    Filed: September 27, 2021
    Date of Patent: March 5, 2024
    Assignee: The Swatch Group Research and Development Ltd
    Inventors: Michel Sagardoyburu, Simon Springer
  • Patent number: 11914253
    Abstract: Embodiments of the present disclosure provides an array substrate and a manufacturing method thereof, a display panel. The array substrate includes: a base (10); a pixel electrode (50) and a thin film transistor disposed on the base (10); a passivation layer (16) covering the thin film transistor and the pixel electrode (50), the passivation layer (16) being provided with a transferring through hole (K1, K2) that simultaneously exposes the pixel electrode (50) and a drain electrode (15) or a source electrode (14) of the thin film transistor; a connection electrode (60) disposed on the passivation layer (16) and at the transferring through hole (K1, K2), the connection electrode (60) connected with the pixel electrode (50), and the drain electrode (15) or the source electrode (14) through the transferring through hole (K1, K2).
    Type: Grant
    Filed: January 3, 2023
    Date of Patent: February 27, 2024
    Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoyuan Wang, Wu Wang, Yan Fang, Shengxue Wu
  • Patent number: 11917886
    Abstract: An electronic device includes a light emitting diode and a light converting layer disposed on the light emitting diode. The electronic device emits a green output light under an operation of a highest brightness. The green output light has an output spectrum. An intensity integral of the output spectrum from 380 nm to 489 nm is defined as a first intensity integral. An intensity integral of the output spectrum from 490 nm to 780 nm is defined as a second intensity integral. A ratio of the first intensity integral over the second intensity integral is defined as a first ratio, and the first ratio is greater than 0% and less than or equal to 7.5%.
    Type: Grant
    Filed: February 23, 2023
    Date of Patent: February 27, 2024
    Assignee: InnoLux Corporation
    Inventors: Hsiao-Lang Lin, Jui-Jen Yueh, Kuan-Feng Lee, Jia-Yuan Chen
  • Patent number: 11914262
    Abstract: The present disclosure relates to a light shutter panel and a transparent display apparatus having the same. The light shutter panel comprises: a first light shutter panel and a second light shutter panel. Each of the first and second light shutter panels includes: a lower electrode plate, an upper electrode plate, a shutter layer, transparent spacers and a black ink. The lower electrode plate and the upper electrode plate are attached as facing each other. The shutter layer is disposed between the lower electrode plate and the upper electrode plate. The shutter layer includes a maximum light transmitting portion, a minimum light blocking portion, an ink storage portion and an electric field guide. The electric field guide is disposed between the ink storage portions. The transparent spacers maintain the gap between the lower electrode plate and the upper electrode plate. The black ink is filled into the ink storage portion.
    Type: Grant
    Filed: April 21, 2021
    Date of Patent: February 27, 2024
    Assignee: LG Display Co., Ltd.
    Inventors: Youngki Song, JaeHyun Park, Sun Man Kim
  • Patent number: 11906864
    Abstract: A dual-gate array substrate includes: a plurality of gate lines arranged in a first direction and each extended in a second direction that is perpendicular to the first direction; a plurality of primary signal lines and secondary signal lines arranged alternately in the second direction and extended in the first direction; and a plurality of pixel units. The primary signal lines are connected to a drive unit, and connected respectively to the pixel units that are adjacent thereto. Common electrodes include a plurality of main electrodes and a plurality of branching electrodes. An orthographic projection of the main electrode on the dual-gate array substrate does not overlap with those of corresponding ones, adjacent to the main electrode, of the pixel electrodes and at least covers the primary signal line. Each gate line includes a protrusion protruded in the first direction.
    Type: Grant
    Filed: August 10, 2022
    Date of Patent: February 20, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pengcheng Zang, Weiyun Huang, Xiaojing Qi, Tingliang Liu
  • Patent number: 11906865
    Abstract: Provided are a reflective sheet including a cholesteric liquid crystal layer and having excellent reflection wavelength range, diffuse reflectivity, reflectivity, hardness, and scratch resistance; and a transfer film for a reflective sheet that is used for the reflective sheet. The reflective sheet includes a substrate, an adhesive layer, a cholesteric liquid crystal layer, and a hard coat layer in this order, in which in a cross-section of the cholesteric liquid crystal layer observed, at least a part of bright portions and dark portions has a flapping structure, the cholesteric liquid crystal layer has a pitch gradient structure in which a helical pitch changes in a thickness direction, and the helical pitch on the adhesive layer side is larger than that on the hard coat layer side.
    Type: Grant
    Filed: September 28, 2021
    Date of Patent: February 20, 2024
    Assignee: FUJIFILM Corporation
    Inventors: Ryuji Saneto, Akira Yamamoto, Hideki Kaneiwa, Makoto Ishiguro, Michio Nagai
  • Patent number: 11906831
    Abstract: An electro-optical device includes a first substrate, a second substrate bonded to the first substrate, a liquid crystal layer provided between the first substrate and the second substrate, a third substrate provided on an opposite side of the first substrate from the liquid crystal layer, and a frame configured to house the first substrate, the second substrate, and the third substrate. The frame includes a facing surface facing, via an adhesive layer, a first surface on an opposite side of the third substrate from the liquid crystal layer. The third substrate is larger than the first substrate. The frame and only the third substrate among the first substrate, the second substrate, and the third substrate are bonded to each other.
    Type: Grant
    Filed: July 26, 2022
    Date of Patent: February 20, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Suguru Uchiyama, Kazunari Sakamoto, Yasuhiro Takeuchi
  • Patent number: 11880099
    Abstract: Embodiments of the inventive concept provide a substrate treating apparatus and a substrate treating method. According to an embodiment, the substrate treating apparatus may include a substrate floating unit that floats a substrate, a gripping member that grips the substrate on the substrate floating unit, a nozzle unit that is located above the substrate floating unit and discharges a treatment liquid to the substrate, and an impurity removal unit that removes impurities in the substrate floating unit.
    Type: Grant
    Filed: October 21, 2021
    Date of Patent: January 23, 2024
    Assignee: SEMES CO., LTD.
    Inventors: Seon Beom Kim, Hun Sub Lim
  • Patent number: 11868036
    Abstract: The present invention provides a transmissive screen including a light control layer, the screen being reduced in reflection scattering toward an image source, and an image display apparatus using the transmissive screen.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: January 9, 2024
    Assignee: NITTO DENKO CORPORATION
    Inventors: Masanori Otsuka, Hiroyuki Takemoto
  • Patent number: 11862644
    Abstract: The disclosure provides an array substrate and a display panel. The array substrate includes a plurality of data lines, a plurality of scan lines, a plurality of clock signal lines, and a plurality of pixel units formed by the data lines and the scan lines horizontally and vertically crossing each other. The data lines are disposed between two adjacent columns of the pixel units. The scan lines are disposed between two adjacent rows of the pixel units. The clock signal lines in an opening area of the pixel units are disposed in a plurality of orthographic projection areas of a plurality of trunk electrodes, are parallel to the data lines, and are disposed in a different layer from a pixel electrode.
    Type: Grant
    Filed: April 3, 2020
    Date of Patent: January 2, 2024
    Assignee: TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Xiaowen Lv
  • Patent number: 11846851
    Abstract: A display panel includes: a first substrate and a second substrate which are oppositely disposed. The first substrate may include one or more light-emitting unit, and the second substrate may include two or more reflective electrodes. All first reflective electrodes in the display panel are capable of reflecting light emitted by the light-emitting unit to a first view zone, and all second reflective electrodes are capable of emitting the light emitted by the light-emitting unit to a second view zone.
    Type: Grant
    Filed: October 20, 2020
    Date of Patent: December 19, 2023
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Yanliu Sun, Pengxia Liang, Shiyu Zhang, Ge Shi, Zheng Fang, Yuyao Wang, Meina Yu, Jiahui Han
  • Patent number: 11828958
    Abstract: A display device and a manufacturing method thereof are provided. The display device includes a display panel and an optical modulation component on a light-emitting side of the display panel; the display panel includes multiple pixel units, the optical modulation component includes multiple optical modulation units in one-to-one correspondence with the multiple pixel units, and each optical modulation unit includes multiple prisms; and the prism is configured to refract light emitted from the corresponding pixel units so that the refracted light exits at a preset angle.
    Type: Grant
    Filed: December 26, 2019
    Date of Patent: November 28, 2023
    Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Bin Wan, Min Li, Yuanhong Peng, Ruilin Bi
  • Patent number: 11822167
    Abstract: A display module and a display device are provided in the embodiments of the present disclosure. The display module includes a display panel, the display panel includes a first surface and a second surface opposite to each other, at least one of the first surface and the second surface is a display surface, and the display module further includes an optical modulation structure arranged on at least one of the first surface and the second surface of the display panel. The optical modulation structure includes: a first transparent substrate and a second transparent substrate arranged opposite to each other, a charged particle arranged between the first transparent substrate and the second transparent substrate, and a first transparent electrode structure arranged between the first transparent substrate and the second transparent substrate and configured to form an electric field for driving the charged particle to move.
    Type: Grant
    Filed: March 10, 2021
    Date of Patent: November 21, 2023
    Assignees: Beijing BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Xiuyun Chen, Lingyu Sun, Jingjun Du, Peng Zhong, Tingxiu Hou, Jian Zhao, Min Wang, Fei Liang
  • Patent number: 11822204
    Abstract: An electronic paper package structure, including a substrate, an electronic ink layer, a cover plate, a water vapor barrier film and an adhesive layer, is provided. The electronic ink layer is disposed on the substrate. The cover plate covers the electronic ink layer. The water vapor barrier film covers the substrate and the electronic ink layer. The adhesive layer is directly bonded between the cover plate and the water vapor barrier film to seal the substrate and the electronic ink layer. The adhesive layer is not bonded between the cover plate and the electronic ink layer.
    Type: Grant
    Filed: March 9, 2021
    Date of Patent: November 21, 2023
    Assignee: E INK HOLDINGS INC.
    Inventors: Jen-Shiun Huang, Huang-Kai Shen, Ko-Fan Tu