Particular Nonoptical Film Or Layer (e.g., Adhesive Layer, Barrier Layer) Patents (Class 349/122)
  • Patent number: 11945206
    Abstract: A display device includes a first substrate, a second substrate, an adhesive body and a limiting adhesive tape. The second substrate is disposed to be opposite to the first substrate. The adhesive body is connected to the first substrate and the second substrate. The limiting adhesive tape is disposed on the first substrate and/or the second substrate, and the limiting adhesive tape is covered by the adhesive body.
    Type: Grant
    Filed: June 29, 2023
    Date of Patent: April 2, 2024
    Assignee: AUO Display Plus Corporation
    Inventors: Hsin-Wen Tung, Hui-Lung Lu
  • Patent number: 11919803
    Abstract: One or more aspects of the disclosure pertain to an article including a film disposed on a glass substrate, which may be strengthened, where the interface between the film and the glass substrate is modified, such that the article has an improved average flexural strength, and the film retains key functional properties for its application. Some key functional properties of the film include optical, electrical and/or mechanical properties. The bridging of a crack from one of the film or the glass substrate into the other of the film or the glass substrate can be suppressed by inserting a nanoporous crack mitigating layer between the glass substrate and the film.
    Type: Grant
    Filed: September 21, 2022
    Date of Patent: March 5, 2024
    Assignee: Corning Incorporated
    Inventors: Heather Bossard Decker, Shandon Dee Hart, Guangli Hu, James Joseph Price, Paul Arthur Sachenik
  • Patent number: 11925091
    Abstract: A light emitting display device includes a substrate including a display area and a non-display area adjacent to the display area, a lower pad electrode disposed on the substrate in the non-display area, a lower planarization layer disposed on the lower pad electrode and including a via hole exposing an upper surface of the lower pad electrode, an upper pad electrode disposed on the lower pad electrode, the upper pad electrode being electrically connected to the lower pad electrode through the via hole, and a covering layer in contact with a side surface portion of the upper pad electrode, the side surface portion of the upper pad electrode being disposed on the lower planarization layer.
    Type: Grant
    Filed: January 13, 2021
    Date of Patent: March 5, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyeon Bum Lee, Choong Youl Im, Ha Seok Jeon
  • Patent number: 11899319
    Abstract: Disclosed is a display device having a thin film transistor substrate, which may prevent afterimage and flicker defects by reducing the non-uniformity of an electric field. In the thin film transistor substrate, a pixel electrode includes a transparent edge electrode and a transparent inner electrode, which are spaced apart from each other with a first slit having a first width interposed therebetween, and a common electrode is exposed from the other-side end of the transparent edge electrode by a second width, which is smaller than the first width, in the width direction of a data line. As such, an inner area and an edge area in each sub pixel have uniform electric field distribution.
    Type: Grant
    Filed: July 15, 2021
    Date of Patent: February 13, 2024
    Assignee: LG Display Co., Ltd.
    Inventors: Do-Yeon Kim, Byung-Sam Min, Jong-Hyun Kim
  • Patent number: 11889721
    Abstract: A method of manufacturing a display substrate includes: forming a switch unit on a base substrate; forming a planarization layer on one side of the switch unit away from the base substrate, wherein a region, corresponding to an output electrode, of the planarization layer is provided with a planarization layer via hole, and an orthographic projection of the planarization layer via hole onto the base substrate is located within an orthographic projection region of the output electrode onto the base substrate; etching a surface of a region, corresponding to the planarization layer via hole, of the output electrode; and forming a pixel electrode on one side of the planarization layer away from the switch unit, wherein the pixel electrode is in contact with the output electrode through the planarization layer via hole.
    Type: Grant
    Filed: July 16, 2019
    Date of Patent: January 30, 2024
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Feng Li, Yezhou Fang
  • Patent number: 11880521
    Abstract: An electronic device includes an outer housing, a touch display module, and at least one optical assembly. The outer housing has an accommodating portion and an engaging portion. The touch display module is disposed in the accommodating portion and engaged with the engaging portion. The touch display module includes a thin-film transistor substrate, a color filter substrate, and a touch electrode layer. The color filter substrate is disposed on a side of the thin-film transistor substrate facing the outer housing. The touch electrode layer is disposed between the thin-film transistor substrate and the color filter substrate. The optical assembly is disposed on a side of the color filter substrate away from the thin-film transistor substrate.
    Type: Grant
    Filed: August 17, 2021
    Date of Patent: January 23, 2024
    Assignee: TPK TOUCH SOLUTIONS (XIAMEN) INC.
    Inventors: Ming-Chuan Lin, Sheh-Jung Lai, Kuo-Hsin Wang, Yu-Ling Chen
  • Patent number: 11868007
    Abstract: A liquid crystal display panel and a liquid crystal display device are disclosed. The liquid crystal display panel includes a display module and a packaging cover plate disposed on a light-emitting side of the display module. The packaging cover plate includes a cover plate body and a first polarizer, wherein the first polarizer is disposed on a side of the cover plate body adjacent to the display module and/or on a side of the cover plate body away from the display module.
    Type: Grant
    Filed: July 3, 2020
    Date of Patent: January 9, 2024
    Assignee: HUIZHOU CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Dongchen Huang, Chingyuan Cheng
  • Patent number: 11822396
    Abstract: According to one embodiment, a display device includes a first insulating substrate including a first substrate end, a second insulating substrate including an outer surface and a second substrate end, an electrode located between the first substrate end and the second substrate end, and a transparent conductive layer disposed on a side on which the outer surface is located. The outer surface includes a flat portion and a sloping portion. A thickness on a side on which the second substrate end is located is less than a thickness on a side on which the flat portion is located. The transparent conductive layer overlaps the sloping portion and is electrically connected to the electrode.
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: November 21, 2023
    Assignee: Japan Display Inc.
    Inventors: Yoshihiro Watanabe, Yoshikatsu Imazeki, Yoichi Kamijo, Koichi Miyasaka, Shuichi Osawa
  • Patent number: 11825683
    Abstract: This organic EL device (100) has a substrate (1), a drive circuit layer (2), a first inorganic protective layer (2Pa), an organic planarizing layer (2Pb), an organic EL element layer (3), a second inorganic protective layer (2Pa2), and a TFE structure (10). The TFE structure has a first inorganic barrier layer (12), an organic barrier layer (14), and a second inorganic barrier layer (16). When viewed from a normal line of the substrate, the organic planarizing layer is formed within a region where the first inorganic protective layer is formed, while an organic EL element is disposed within a region where the organic planarizing layer is formed. The TFE structure has an exterior edge which intersects with a lead-out line (32) and which is situated between an exterior edge of the organic planarizing layer and an exterior edge of the first inorganic protective layer.
    Type: Grant
    Filed: April 20, 2018
    Date of Patent: November 21, 2023
    Assignee: SAKAI DISPLAY PRODUCTS CORPORATION
    Inventors: Katsuhiko Kishimoto, Yozo Narutaki
  • Patent number: 11803076
    Abstract: A light modulating device including: a light transmissive plate having a curved surface; a light modulating cell; and an optically transparent adhesive film which is disposed between the curved surface of the light transmissive plate and the light modulating cell and attaches one side of the light modulating cell to the curved surface of the light transmissive plate.
    Type: Grant
    Filed: October 19, 2022
    Date of Patent: October 31, 2023
    Assignee: DAI NIPPON PRINTING CO., LTD.
    Inventor: Yusuke Hagiwara
  • Patent number: 11791278
    Abstract: Provided are a display substrate motherboard and manufacturing method thereof, a display substrate and a display apparatus. The display substrate motherboard includes a substrate, a display substrate area on the substrate, and a mark area on the periphery of the display substrate area. The display substrate motherboard also includes a thin film transistor disposed in the display substrate area, a mark structure disposed in the mark area and a planarization layer disposed on one side of the thin film transistor away from the substrate, and the planarization layer includes a groove which is disposed at the corresponding position of the mark structure and extends along a direction close to the substrate, and an orthographic projection of the groove on the substrate covers an orthographic projection of the mark structure on the substrate.
    Type: Grant
    Filed: September 24, 2021
    Date of Patent: October 17, 2023
    Assignees: Ordos Yuansheng Optoelectronics Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Lei Yao, Feng Li, Lei Yan, Kai Li, Chenglong Wang, Teng Ye, Lin Hou, Xiaofang Li
  • Patent number: 11782308
    Abstract: An electronic device is provided. The electronic device includes a backlight module, a display panel, an adhesive layer, and a flexible circuit board. The display panel is disposed on the backlight module. The adhesive layer is disposed between the backlight module and the display panel. The adhesive layer includes an opening. The flexible circuit board is electrically connected to the display panel. The flexible circuit board overlaps the opening.
    Type: Grant
    Filed: March 17, 2022
    Date of Patent: October 10, 2023
    Assignee: INNOLUX CORPORATION
    Inventors: Shan-Shan Hsu, Ming-Tsang Wu, Chia-Chieh Fan
  • Patent number: 11776842
    Abstract: A method for surface treatment of an at least primarily crystalline substrate surface of a substrate such that by amorphization of the substrate surface, an amorphous layer is formed at the substrate surface with a thickness d>0 nm of the amorphous layer. This invention also relates to a corresponding device for surface treatment of substrates.
    Type: Grant
    Filed: March 14, 2022
    Date of Patent: October 3, 2023
    Assignee: EV Group E. Thallner GmbH
    Inventor: Markus Wimplinger
  • Patent number: 11768407
    Abstract: An optical device includes an electro-optical layer, having an effective local index of refraction that is determined by a voltage waveform applied across the electro-optical layer at the location. A first array of first excitation electrodes extend along respective, mutually-parallel first axes in a first direction over the active area on a first side of the electro-optical layer. A second array of second excitation electrodes extend along respective, mutually-parallel second axes in a second direction, orthogonal to the first direction, over the active area on a second side of the electro-optical layer, opposite the first side. Control circuitry is coupled to apply respective control voltage waveforms to the excitation electrodes and is configured to concurrently modify the respective control voltage waveforms applied to both the first excitation electrodes and the second excitation electrodes so as to generate a specified phase modulation profile in the electro-optical layer.
    Type: Grant
    Filed: June 7, 2021
    Date of Patent: September 26, 2023
    Assignee: OPTICA AMUKA (A.A.) LTD.
    Inventors: Yoav Yadin, Yariv Haddad, Alex Alon
  • Patent number: 11762229
    Abstract: In one example, a crystal cell comprises: a first substrate, a second substrate, first spacers and second spacers sandwiched between the first substrate and the second substrate to define a gap between the first substrate and the second substrate, the first spacers being fixedly bonded to each of the first substrate and the second substrate, the second spacers being movable between the first and second substrates, a sealant sandwiched between the first substrate and the second substrate and enclosing the first spacers and the second spacers, and a liquid crystal enclosed by the sealant, the first substrate, and the second substrate. Examples of a dimmable glass incorporating liquid crystal cells and methods of manufacturing the liquid crystal cells are also provided.
    Type: Grant
    Filed: September 24, 2021
    Date of Patent: September 19, 2023
    Assignee: Wicue USA Inc.
    Inventor: Fenghua Li
  • Patent number: 11747708
    Abstract: An optical device (20) includes an electro-optical layer, including a liquid crystal material (24) with a heliconical structure having a pitch that is less than 250 nm and is modifiable by an electric field. An array of excitation electrodes (28) extends over the electro-optical layer. Control circuitry (23) is coupled to apply control voltage waveforms to the excitation electrodes and is configured to modify the control voltage waveforms so as to locally modify a molecule director angle of the heliconical structure and thus to generate a specified phase modulation profile in the electro-optical layer.
    Type: Grant
    Filed: April 5, 2022
    Date of Patent: September 5, 2023
    Assignee: OPTICA AMUKA (A.A.) LTD.
    Inventors: Shamir Rosen, Yoav Yadin, Yariv Haddad
  • Patent number: 11740501
    Abstract: A thin image display device is provided which is free from display defects caused by the deformation of an image display part and can display high brightness and high contrast images. The image display device includes an image display part, a light-transmitting protective part arranged on the image display part, and a cured resin layer interposed between the image display part and the protective part. The cured resin layer has a light transmittance in the visible region of 90% or more and a refractive index (nD) of 1.45 or more and 1.55 or less.
    Type: Grant
    Filed: December 16, 2021
    Date of Patent: August 29, 2023
    Assignee: DEXERIALS CORPORATION
    Inventors: Yoshihisa Shinya, Yusuke Kamata
  • Patent number: 11710747
    Abstract: An array substrate, a manufacturing method thereof and a display device are provided. The array substrate includes: a base substrate; a first electrode located on the base substrate and including a pad portion, the pad portion including a first surface and a second surface, the second surface being closer to the base substrate than the first surface; a first insulation layer located on the first electrode and including a first via hole; a second insulation layer located on the first insulation layer and including a second via hole; and a second electrode located on the second insulation layer; the second electrode is electrically connected with the first electrode at the pad portion through the first via hole and the second via hole, and an orthographic projection of the pad portion on the base substrate falls within an orthographic projection of the second via hole on the base substrate.
    Type: Grant
    Filed: September 29, 2018
    Date of Patent: July 25, 2023
    Assignees: ORDOS YUANSHENG OPTOELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Fang Yan, Dawei Shi, Lei Yao, Zifeng Wang, Wentao Wang, Lu Yang, Haifeng Xu, Xiaowen Si, Jinfeng Wang, Lei Yan, Jinjin Xue, Lin Hou
  • Patent number: 11700745
    Abstract: A display device includes a display panel, a refraction index matching layer disposed on the display panel and including a non-adhesive material, a first protective film disposed on the refraction index matching layer, and a supporting unit including a horizontal portion, a side portion vertically bent from the horizontal portion, and a protrusion portion vertically bent from the side portion and disposed on the protective film. Further, the display panel, the refraction index matching layer, and the protective film are seated on the horizontal portion of the supporting unit. Therefore, the folding characteristic is excellent and the protective film may be easily replaced without causing the damage on the display panel if necessary.
    Type: Grant
    Filed: December 21, 2020
    Date of Patent: July 11, 2023
    Assignee: LG Display Co., Ltd.
    Inventors: Yeonjae Jeong, Jungmin Lee, Hyesun Song, Hyesun Son
  • Patent number: 11681185
    Abstract: A display device includes a display area including gate lines; a plurality of gate drivers disposed in a non-display area that is adjacent to the display area and connected to the gate lines; and a driving power transmitting line disposed in the non-display area and providing a driving power to the gate drivers. The driving power transmitting line includes a first driving power transmitting line and a second driving power transmitting line overlapping each other with an insulating layer disposed therebetween, the first driving power transmitting line and the second driving power transmitting line are connected with each other through a plurality of contact holes formed in the insulating layer, and the contact holes are disposed in a plurality of regions respectively overlapping the gate drivers in a direction parallel to an extending direction of the gate lines.
    Type: Grant
    Filed: October 22, 2020
    Date of Patent: June 20, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyo-Chul Lee, In Soo Wang
  • Patent number: 11662616
    Abstract: 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: Grant
    Filed: March 29, 2021
    Date of Patent: May 30, 2023
    Assignee: Innolux Corporation
    Inventors: Liang-Yun Chiu, Tsung-Han Tsai
  • Patent number: 11656519
    Abstract: A liquid crystal device that is flexible and includes a cholesteric liquid crystal material erased by flexing. Totally free of electronics and electrically conductive electrodes, the liquid crystal device takes advantage of a reverse mode effect observed in cholesteric liquid crystals whereby pressure applied to the device changes a reflective texture to a transmissive texture to create an image. The image is erased and the device reinitialized by flexing to create reflective texture surroundings.
    Type: Grant
    Filed: May 17, 2021
    Date of Patent: May 23, 2023
    Assignee: Kent Displays, Inc.
    Inventors: Mauricio Echeverri, Clinton Braganza, Anthony Daniels
  • Patent number: 11640214
    Abstract: According to one embodiment, a display device includes a display panel which displays an image, a touch panel provided on the display panel and including a sensor area in which a plurality of electrodes for detecting touch operation are provided and a peripheral area provided around the sensor area, a controller which controls the plurality of electrodes, lead lines provided in the peripheral area to connect the electrodes provided in the sensor area to the controller and a conductive layer provided in a region which overlaps at least part of the lead lines.
    Type: Grant
    Filed: July 26, 2022
    Date of Patent: May 2, 2023
    Assignee: Japan Display Inc.
    Inventors: Kinichi Aoki, Hiromasa Miyashita, Harutoshi Kaneda
  • Patent number: 11621312
    Abstract: A display device includes a first conductive pattern on a substrate, a first insulating layer on the first conductive pattern, a semiconductor pattern on the first insulating layer, a second insulating layer on the first insulating layer and the semiconductor pattern, and a second conductive pattern on the second insulating layer. A first edge of the first conductive pattern faces a second edge of the second conductive pattern, the first conductive pattern does not overlap the second conductive pattern in an area where the first edge faces the second edge, the semiconductor pattern is in the area where the first edge faces the second edge, the second conductive pattern overlaps the second insulating layer, and the second insulating layer includes a third edge protruding from the second edge of the second conductive pattern.
    Type: Grant
    Filed: November 4, 2020
    Date of Patent: April 4, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang Hyung Lim, Jee Hoon Kim, Mi Hyang Sheen, Jin Ho Jang, Myeong Kyu Park, Na Ri Ahn, Hui Won Yang, Doo Hyoung Lee
  • Patent number: 11608410
    Abstract: Provided are a liquid crystal polymer (LCP) film and a laminate comprising the same. The LCP film has a first surface and a second surface opposite each other, and a Kurtosis (Rku) of the first surface ranges from 3.0 to 60.0. With the Rku, the LCP film is able to improve the peel strength with a metal foil and ensure that a laminate comprising the same maintains the merit of low insertion loss.
    Type: Grant
    Filed: September 4, 2020
    Date of Patent: March 21, 2023
    Assignee: CHANG CHUN PLASTICS CO., LTD.
    Inventors: An-Pang Tu, Chia-Hung Wu, Chien-Chun Chen
  • Patent number: 11579493
    Abstract: A display device includes: a display area including a plurality of pixels; a first peripheral area disposed at one side of the display area; and a second peripheral area disposed at the opposite side of the display area, wherein a first column spacer is disposed in the display area, a second column spacer is disposed in the first peripheral area, and a third column spacer is disposed in the second peripheral area. The patterns of an exposure mask utilized in the first peripheral area in which the second column spacer is disposed and the second peripheral area in which the third column spacer is disposed may be different from each other.
    Type: Grant
    Filed: February 19, 2020
    Date of Patent: February 14, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventor: Dong Hee Shin
  • Patent number: 11569319
    Abstract: A semiconductor apparatus includes an element substrate including an effective pixel region having a plurality of effective pixels on one principal surface side of a first substrate, and a peripheral region positioned around the effective pixel region, a second substrate, and a first and a second bonding member configured to bond the both substrates. The second bonding member includes a material different from that of the first bonding member. In a planar view with respect to the one principal surface, the second substrate is disposed within the element substrate. The first bonding member is provided between the peripheral region and the second substrate. The second bonding member is provided between the effective pixel region and the second substrate. In a planar view with respect to the one principal surface, at least a part of an end portion of the second substrate is positioned on the first bonding member.
    Type: Grant
    Filed: August 19, 2020
    Date of Patent: January 31, 2023
    Assignee: Canon Kabushiki Kaisha
    Inventor: Hidemasa Oshige
  • Patent number: 11545403
    Abstract: When a semiconductor package is stored in a transport tray and when a semiconductor package is transported by a transport tray, the semiconductor package comes into contact with the side wall of the transport tray, so that the end face of the semiconductor package is chipped and dust is generated from the end face of the semiconductor package. Provided is a technology for a semiconductor package that includes a multilayer structure having at least a synthetic resin layer and includes an outermost edge portion such that the end face of the synthetic resin layer protrudes outward compared to the end faces of the other layers constituting the multilayer structure.
    Type: Grant
    Filed: June 25, 2019
    Date of Patent: January 3, 2023
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventor: Shogo Ono
  • Patent number: 11522042
    Abstract: A method of manufacturing a tiled display device is provided. In the method of manufacturing a tiled display device, a plurality of display panels are provided. Next, a plurality of alignment marks are provided. Afterwards, the plurality of display panels are tiled with reference to the plurality of alignment marks. The alignment marks are so arranged that the display panels are tiled to make all the same interpitches.
    Type: Grant
    Filed: February 21, 2020
    Date of Patent: December 6, 2022
    Assignee: Innolux Corporation
    Inventors: Jui-Jen Yueh, Kuan-Feng Lee
  • Patent number: 11487163
    Abstract: This application discloses a display panel and a display apparatus. The display panel includes: a substrate; a seal, arranged around a non-display region of the substrate, to form a sealing region; a peripheral component, exposed out of the sealing region; and a protection component, covering the peripheral component. The peripheral component includes a metal line and a black matrix. The protection component includes a seal, a support spacer, a Tuffy adhesive, a black adhesive, and a passivation layer. The Tuffy adhesive is attached on a side portion of the substrate, to completely cover the metal line and the black matrix.
    Type: Grant
    Filed: November 21, 2018
    Date of Patent: November 1, 2022
    Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Jia-Ren Lin
  • Patent number: 11469385
    Abstract: A flexible display and a method of manufacturing the same are disclosed. In one aspect, the method includes forming a sacrificial metal layer over a support substrate, the sacrificial metal layer formed of a metal material, and forming a barrier layer over the sacrificial metal layer, the barrier layer formed of an organic material. The method also includes exposing the sacrificial metal layer to oxygen so as to form a sacrificial metal oxide layer, forming a display unit over the barrier layer, and separating the barrier layer from the support substrate.
    Type: Grant
    Filed: February 19, 2020
    Date of Patent: October 11, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jinhwan Choi, Kihyun Kim, Taean Seo
  • Patent number: 11448913
    Abstract: A display device and a fabrication method thereof are disclosed. A display device, including: a display panel and a cover plate provided opposite to each other; and a support layer, provided between the display panel and the cover plate, the support layer being configured to support the display panel and the cover plate, so that a gap is provided between the display panel and cover plate; the support layer comprising a plurality of first support portions; and the plurality of first support portions are dispersedly arranged and spaced apart from each other.
    Type: Grant
    Filed: March 13, 2020
    Date of Patent: September 20, 2022
    Assignees: K-TRONICS (SUZHOU) TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zhongcheng Li, Xiuhe Zhou, Zhaoxi Yu, Jie Wang
  • Patent number: 11442298
    Abstract: An optical modulation device includes a substrate, a slot waveguide formed by arranging a pair of electrodes in a groove formed on one side of the substrate and by filling the groove with an electro-optical material, a dielectric film that covers a surface of the electro-optic material filled in the slot waveguide, and a plate member that covers the slot waveguide and is bonded to the dielectric film with an adhesive resin.
    Type: Grant
    Filed: July 31, 2020
    Date of Patent: September 13, 2022
    Assignee: FUJITSU OPTICAL COMPONENTS LIMITED
    Inventor: Nobuaki Mitamura
  • Patent number: 11422399
    Abstract: A portable device and method of manufacturing a display device includes a display panel having a glass substrate and a polarizer adhered to the glass substrate, a touch panel which is made of resin material and adhered to the polarizer of the display panel by a first adhesive material, and a front window which is made of glass and adhered to the touch panel by a second adhesive material. One of the first adhesive material and the second adhesive material is an adhesive sheet, and an other of the first adhesive material and the second adhesive material is an ultraviolet-curing adhesive material.
    Type: Grant
    Filed: September 7, 2021
    Date of Patent: August 23, 2022
    Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.
    Inventor: Eiji Oohira
  • Patent number: 11362310
    Abstract: A device including an organic light emitting diode and a dielectric layer is provided. The dielectric layer provides additional distance between a reflector and the organic emission region, leading to improved reduction in non-emissive modes and enhanced efficiency.
    Type: Grant
    Filed: November 16, 2018
    Date of Patent: June 14, 2022
    Assignee: THE REGENTS OF THE UNIVERSITY OF MICHIGAN
    Inventors: Stephen R. Forrest, Yue Qu
  • Patent number: 11320691
    Abstract: Provided are a manufacturing method of a display substrate, a display substrate and a display device, which belongs to the field of display technologies. The manufacturing method of the display substrate includes: forming a first planarization layer on a base substrate on which a patterned film layer is formed; forming a first buffer layer on the side, away from the base substrate, of the first planarization layer; forming a second buffer layer on the side, away from the base substrate, of the first buffer layer; and forming a Wire Grid Polarizer (WGP) on the side, away from the base substrate, of the second buffer layer.
    Type: Grant
    Filed: July 11, 2019
    Date of Patent: May 3, 2022
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Jiangnan Lu, Shi Shu, Kang Guo, Qi Yao
  • Patent number: 11315959
    Abstract: The present disclosure provides an array substrate and a display panel. The array substrate includes a wiring layer, and a non-wiring layer located on a bottom portion of the wiring layer. The non-wiring layer includes a first film layer and a second film layer, which are sequentially stacked in a direction away from the wiring layer. A refractive index of the second film layer is smaller than a refractive index of the first film layer.
    Type: Grant
    Filed: January 8, 2020
    Date of Patent: April 26, 2022
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Xiaofeng Zhao
  • Patent number: 11265407
    Abstract: A display screen including a display panel, a cover plate and an exciter for generating vibration. The cover plate covers an upper surface of the display panel. The cover plate is provided with a first micropore array, and an area covered by the first micropore array forms a speaker area. The exciter for generating vibration is arranged under the display panel aligned with the speaker area.
    Type: Grant
    Filed: August 15, 2018
    Date of Patent: March 1, 2022
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Kuo Sun, Haijun Yin, Yang Wang
  • Patent number: 11231623
    Abstract: A display device is capable of improving image quality, the display device including: a first substrate and a second substrate facing each other; a common electrode between the first substrate and the second substrate, the common electrode including a first area and a second area; a first pixel group including a plurality of first pixel electrodes located at a display area of the first substrate and overlapping the first area of the common electrode; a second pixel group including a plurality of second pixel electrodes located at the display area of the first substrate and overlapping the second area of the common electrode; a first auxiliary line physically connected to the first area of the common electrode; a second auxiliary line physically connected to the second area of the common electrode; a first connection portion located at a non-display area of the first substrate and electrically connected to the first auxiliary line; and a second connection portion located at the non-display area of the first su
    Type: Grant
    Filed: November 27, 2017
    Date of Patent: January 25, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventor: Seulki Kim
  • Patent number: 11187938
    Abstract: A method of producing a display panel sequentially includes a polarizing plate attachment process of attaching a polarizing plate to a surface of a substrate with a side surface of the polarizing plate being positioned outwardly from a side surface of the substrate, and a polarizing plate trimming process of trimming the side surface of the polarizing plate such that the side surface of the polarizing plate becomes flush with the side surface of the substrate.
    Type: Grant
    Filed: April 13, 2018
    Date of Patent: November 30, 2021
    Assignee: SHARP KABUSHIKI KAISHA
    Inventor: Nobuhisa Nakajima
  • Patent number: 11181762
    Abstract: A display device includes: a first substrate having a first area; a second substrate having a second area larger than the first area and positioned above the first substrate; interconnects on the first substrate; connection pads on a side surface of the first substrate and electrically connected to the interconnects; and a first cover member on the side surface of the first substrate, wherein a side surface of the second substrate protrudes from the side surface of the first substrate in a first direction, and the first cover member is located under the second substrate.
    Type: Grant
    Filed: March 17, 2020
    Date of Patent: November 23, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae Hwan Jeon, Ji Sang Seo, Dong Hyun Won, Wang Su Hong
  • Patent number: 11169629
    Abstract: A touch screen and a display device having the same are disclosed. The touch screen includes an insulating substrate including a sensing region and a peripheral region, a plurality of sensing electrodes disposed in the sensing region, a plurality of wirings disposed in the peripheral region and electrically connected to the plurality of sensing electrodes, a plurality of pads disposed in the peripheral region and electrically connected to the plurality of wirings, an optical film disposed on an upper portion of the plurality of sensing electrodes, a flexible circuit board electrically connected to the plurality of pads, and a reinforcing member disposed on the flexible circuit board corresponding to the plurality of pads, wherein a first height measured from the insulating substrate to an upper surface of the reinforcing member is equal to a second height measured from the insulating substrate to an upper surface of the optical film.
    Type: Grant
    Filed: April 16, 2019
    Date of Patent: November 9, 2021
    Inventors: Ji Yeon Baek, Mi Young Kim, Chang Bum Kim, Jung Mok Park, Young Seok Yoo, Byeong Kyu Jeon, Hee Yeon Choi
  • Patent number: 11143892
    Abstract: The present invention provides a light control element which has a light weight and high reliability and can easily be bonded to a glass surface or the like. The light control element of the present invention includes a glass film, a light control layer, a resin film, and a pressure-sensitive adhesive layer in the stated order, wherein the light control element has a bending radius of from 20 mm to 100 mm, and wherein the glass film has a thickness of from 50 ?m to 200 ?m.
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: October 12, 2021
    Assignee: NITTO DENKO CORPORATION
    Inventors: Akiko Sugino, Kenta Watanabe
  • Patent number: 11119362
    Abstract: This application discloses a display panel manufacturing process and a display panel. The manufacturing process includes: forming a common line, a common electrode and a transparent electrode layer, the transparent electrode layer being in communication with the common line; and arranging an Au ball on the transparent electrode layer, and enabling the Au ball to communicate the transparent electrodes layer with the common electrode.
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: September 14, 2021
    Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Chuan Wu
  • Patent number: 11067861
    Abstract: A thin film transistor (TFT) substrate optimized for protection against the build up of static electricity defines a display area and a non-display area surrounding the display area. The TFT substrate includes a substrate and an electrostatic protection structure on the substrate and in the non-display area. The electrostatic protection structure includes a transparent conductive layer and a discharge metal layer on the transparent conductive layer. The discharge metal layer partially overlaps with the transparent conductive layer. The discharge metal layer is in direct contact with the transparent conductive layer. The transparent conductive layer has a width that is greater than a width of the discharge metal layer.
    Type: Grant
    Filed: December 11, 2020
    Date of Patent: July 20, 2021
    Assignee: Century Technology (Shenzhen) Corporation Limited
    Inventors: Qi Xu, Tao Wang, Sheng Xiao, Hui Wang, Chih-Chung Liu, Meng-Chieh Tai
  • Patent number: 11010651
    Abstract: The present invention relates to an optical code including a film of a charge-transfer material, as well as methods thereof. Described herein are optical codes having anisotropic and/or isotropic regions within the film, which can be provided in a pattern that serves as an optical code.
    Type: Grant
    Filed: November 26, 2018
    Date of Patent: May 18, 2021
    Assignee: National Technology & Engineering Solutions of Sandia, LLC
    Inventors: Bryan James Kaehr, Joseph J. Reczek
  • Patent number: 11009731
    Abstract: A liquid crystal panel includes: a liquid crystal layer; a pair of substrates that hold the liquid crystal layer between the pair of substrates; a spacer that is formed so as to protrude from one substrate of the pair of substrates toward the other substrate of the pair of substrates and comes into contact with the other substrate to keep a distance between the pair of substrates; and an overcoat film that is arranged in the one substrate on a lower layer side of the spacer and is configured so that a gap between a lowest position and a highest position of fine irregularities generated in a reference range on a surface is 4 nm or less.
    Type: Grant
    Filed: April 7, 2020
    Date of Patent: May 18, 2021
    Assignee: SHARP KABUSHIKI KAISHA
    Inventor: Shinichi Hirato
  • Patent number: 10976606
    Abstract: A display device includes: a display panel; a housing that comprises a front face in which the display panel is disposed; a light source unit that is disposed on an inner surface of the housing, and comprises a light source and an optical lens covering the light source; an attenuating plate that is disposed between the light source unit and the display panel, and attenuates an intensity of light irradiated from the light source unit, the light passing through the attenuating plate toward the display panel; and a reflection plate that reflects the light having passed through the attenuating plate toward the display panel.
    Type: Grant
    Filed: August 7, 2019
    Date of Patent: April 13, 2021
    Assignee: Funai Electric Co., LTD.
    Inventor: Seiji Takemoto
  • Patent number: 10974487
    Abstract: A cover element for a foldable electronic device that includes a foldable glass element, first and second primary surfaces, and a compressive stress region extending from the first primary surface to a first depth that is defined by a stress ?I of at least about 100 MPa in compression at the first primary surface. The device also includes a polymeric layer disposed over the first primary surface. The glass element has a stress profile such that when the glass element is bent to a target bend radius of from 1 mm to 20 mm, to induce a bending stress ?B at the first primary surface in tension, ?I+?B<400 MPa (in tension). Further, the cover element can withstand a pen drop height of at least 1.5 times that of a control pen drop height of the cover element without the layer according to a Drop Test 1.
    Type: Grant
    Filed: August 31, 2018
    Date of Patent: April 13, 2021
    Assignee: Corning Incorporated
    Inventors: Polly Wanda Chu, Michael Patrick Donovan, Timothy Michael Gross, Louis Mattos, Jr., Prakash Chandra Panda, Robert Lee Smith, III
  • Patent number: 10948630
    Abstract: A display apparatus includes a display module having a display surface configured to display an image, and a window member disposed on the display surface. The window member includes a flexible base layer having a plurality of concave patterns defined on an upper portion thereof, and a plurality of hard coating patterns each disposed in a respective one of the concave patterns and having a hardness greater than the hardness of the flexible base layer.
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: March 16, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyungtae Kim, Boa Kim, Sanghoon Kim, Hyunjoon Oh, Sang-il Park, Heonjung Shin, Hye-jin Oh, Jeoungsub Lee, Min-hoon Choi