Dielectric Mirror (i.e., In Devices Excited Other Than By Photoconductive Layer) Or Transflector Patents (Class 349/114)
  • Patent number: 11221532
    Abstract: A display substrate includes a base substrate, and a signal line and a pixel electrode arranged on the base substrate at different layers. The display substrate further includes a first transparent conductive pattern arranged between the pixel electrode and the signal line, a portion of the first transparent conductive pattern is arranged under the pixel electrode, a first passivation layer is arranged between the first transparent conductive pattern and the signal line, a second passivation layer is arranged between the first transparent conductive pattern and the pixel electrode, and the first transparent conductive pattern is electrically connected to a common electrode line of the display substrate.
    Type: Grant
    Filed: April 29, 2019
    Date of Patent: January 11, 2022
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yao Bi, Yu Zhao, Hongliang Yuan, Yanchen Li, Jian Wang
  • Patent number: 11215882
    Abstract: A display device includes an electrode layer and a liquid crystal layer. The electrode layer has a first electrode and a second electrode. The second electrode is opposed to the first electrode and having a plurality of openings extending in a same extending direction. The liquid crystal layer is disposed on the electrode layer. The liquid crystal molecules of the liquid crystal layer in a region in proximity to one side of the opening and liquid crystal molecules of the liquid crystal layer in a region in proximity to another side of the opening, the sides of the opening being opposed to each other in a width direction of the opening, are rotated in opposite directions from each other and aligned.
    Type: Grant
    Filed: December 22, 2020
    Date of Patent: January 4, 2022
    Assignee: Japan Display Inc.
    Inventor: Toshiharu Matsushima
  • Patent number: 11215870
    Abstract: A pixel structure having a first gray scale display region and a second gray scale display region is provided. The first and the second gray scale display region respectively comprises two first display blocks and a second display block located therebetween. The pixel structure comprises first conductive electrodes, a second conductive electrode, a first active component and a second active component. The first conductive electrodes respectively disposed in the two first display blocks of the first gray scale display region are connected. The second conductive electrode is disposed in the second gray scale display region. The first active component is electrically connected to the first conductive electrodes by a first contact window located at one of the two first display blocks. The second active component is electrically connected to the second conductive electrode by a second contact window located at the second display block.
    Type: Grant
    Filed: October 15, 2020
    Date of Patent: January 4, 2022
    Assignee: GIANTPLUS TECHNOLOGY CO., LTD
    Inventors: I-Ta Jiang, Che-Yao Wu
  • Patent number: 11205689
    Abstract: There is provided a light emitting display apparatus including at least a light emitting element and a thin film transistor (TFT) for driving the light emitting element, characterized in that a mechanism is provided in which a semiconductor constituting the TFT is irradiated with at least a part of light whose wavelength is longer than a predetermined wavelength among the light emitted by the light emitting element.
    Type: Grant
    Filed: May 2, 2019
    Date of Patent: December 21, 2021
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yoshinori Tateishi, Masato Ofuji, Hideya Kumomi, Ryo Hayashi
  • Patent number: 11194088
    Abstract: A display screen includes a display panel, a back light system, and an optical device concealed under the display panel, where a transmission light path formed by light rays received or transmitted by the optical device passes through the display screen. The display screen includes the fill-in light system, where the fill-in light system is disposed between the back light system and the optical device. The fill-in light system includes a first light source and a light guide member configured to transmit a light ray emitted by the first light source.
    Type: Grant
    Filed: July 28, 2018
    Date of Patent: December 7, 2021
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Bangshi Yin, Kangle Xue, Bin Yan, Jiuliang Gao, Jun Ding
  • Patent number: 11189668
    Abstract: A display apparatus includes: a display panel comprising a transmission area, a display area, and a middle area that includes at least one groove and is located between the transmission area and the display area; an input sensing layer stacked on the display panel, wherein a metal layer that overlaps the at least one groove in a plan view is in one of the display panel and the input sensing layer.
    Type: Grant
    Filed: April 22, 2020
    Date of Patent: November 30, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hyungjun Park, Wonkyu Kwak, Jintae Jeong
  • Patent number: 11175443
    Abstract: The present application relates to an optical filter and an organic light-emitting display device. The optical filter of the present application has excellent omnidirectional antireflection performance and color characteristics on the side as well as the front. The optical filter can be applied to an organic light-emitting device to improve visibility.
    Type: Grant
    Filed: April 20, 2018
    Date of Patent: November 16, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Ji Youn Lee, Sergey Belyaev, Sin Young Kim, Sun Kug Kim
  • Patent number: 11127767
    Abstract: An array substrate, a method for manufacturing the array substrate and a display device are provided. The array substrate includes a substrate, an organic film layer and a passivation layer; the organic film layer is arranged between the substrate and the passivation layer; a venting hole is formed in the passivation layer.
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: September 21, 2021
    Assignees: CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jaemoon Chung, Niannian Wang
  • Patent number: 11127374
    Abstract: A bidirectional display device may include: a first transparent display panel outputting a first image in a first direction and transmitting light reflected in a second direction that is an opposite direction of the first direction; a first transparent light panel disposed behind the first transparent display panel and providing light to the first transparent display panel; a transmittance control panel disposed behind the first transparent light panel; a second transparent display panel outputting a second image in the second direction and transmitting light reflected in the first direction; a second transparent light panel disposed between the transmittance control panel and the second transparent display panel and providing light to the second transparent display panel; a transmittance controller and controlling transmittance of at least one object included in the first image or the second image; and an image output controller controlling output of the first image and the second image.
    Type: Grant
    Filed: June 19, 2019
    Date of Patent: September 21, 2021
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Ung Yeon Yang, Ki Hong Kim
  • Patent number: 11119367
    Abstract: Pixel electrodes adjacent to each other along a first axis are supplied with pixel potentials having opposite polarities with respect to a potential of a common electrode. The pixel electrode includes straight parts. Electric fields between the straight parts and the common electrode are applied to negative type liquid crystal material. An electric field between the straight parts of the adjacent pixel electrodes is applied to the negative type liquid crystal material. An opposite substrate includes a second region opposed to a first region between the straight parts of the adjacent pixel electrodes. At least a part of visible light transmitted through the first region is transmitted through the second region. Angles of the straight parts with respect to an axis perpendicular to direction of initial alignment of the liquid crystal material have a size of not less than 15° and not more than 30°.
    Type: Grant
    Filed: October 19, 2020
    Date of Patent: September 14, 2021
    Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventor: Hideki Ito
  • Patent number: 11112657
    Abstract: A liquid crystal display device includes a first substrate having a first electrode, a second substrate having a second electrode, a liquid crystal layer, a first polarizer, and a second polarizer. A chiral agent is added in a liquid crystal filled in the liquid crystal layer, a pitch of the liquid crystal is about 8-60 ?m; an effective optical path difference of the liquid crystal is about 300-550 nm. By adding a chiral agent to the liquid crystal, changing the angle between the stem electrode and the branch electrode or the angle between the polarization axis of the polarizer and the stem electrode, the transmittance is maximized, thereby achieving high transmittance display.
    Type: Grant
    Filed: November 13, 2019
    Date of Patent: September 7, 2021
    Inventor: Xingwu Chen
  • Patent number: 11108019
    Abstract: An organic light emitting diode (OLED) display panel includes a light transmitting area at least partially disposed in an electronic component setting area. A transparent filling layer, a built-in encapsulation layer, and a planarization layer are disposed in the light transmitting area. By providing the transparent filling layer in the light transmitting area to replace part of a film layer material, light transmittance is improved, and there is no technical problem that it is difficult to package. The built-in encapsulation layer reduces the speed at which water and oxygen penetrate the inside of a display panel through the transparent filling layer.
    Type: Grant
    Filed: July 12, 2019
    Date of Patent: August 31, 2021
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Jiangjiang Jin
  • Patent number: 11099417
    Abstract: An electronic apparatus including a base substrate that includes an active area and a peripheral area adjacent to the active area, a plurality of pixels that are disposed in the active area, a plurality of pads that are disposed in the peripheral area, fan-out lines that are disposed in the peripheral area and connect the pixels and the pads, and an anti-reflection layer that includes an active portion and a peripheral portion. The active portion overlaps the active area and includes a plurality of color patterns respectively overlapping the pixels, and the peripheral portion overlaps the peripheral area. The anti-reflection layer overlaps at least a part of the fan-out lines.
    Type: Grant
    Filed: January 10, 2020
    Date of Patent: August 24, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Minsu Lee, Wonjang Ki, Dae-Hyun Noh, Yongsung Park, Seungbin Lee
  • Patent number: 11079626
    Abstract: A liquid crystal display device includes: a liquid crystal panel; a backlight; an illuminance sensor; and a display controller. The liquid crystal panel includes, in order toward the backlight, an antireflection layer, a first linearly polarizing plate, a first ?/4 retardation layer, a first substrate, a second ?/4 retardation layer, a liquid crystal layer, a second substrate, and a second linearly polarizing plate. The liquid crystal panel has a reflectance within a predetermined range in irradiating the liquid crystal panel with light from an antireflection layer side. The liquid crystal display device satisfies a predetermined relation in the following X and Y, where X (unit: lx) is defined as an environmental illuminance detected by the illuminance sensor, and Y (unit: nit) is defined as a luminance of the backlight, adjusted by the display controller.
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: August 3, 2021
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Yuichi Kawahira, Koji Murata, Takako Koide, Masahiro Hasegawa, Akira Sakai, Kiyoshi Minoura
  • Patent number: 11074025
    Abstract: To provide a thinned display device with a touch sensor and to provide a highly reliable display device. A sensor layer including an electrode of a touch sensor is formed in advance over a support substrate which is different from a substrate which forms a display device so that the sensor layer can be separated, the sensor layer is separated from the support substrate, and the separated sensor layer is attached to one surface of a substrate the other surface of which is provided with a component such as a color filter, with a bonding layer interposed therebetween.
    Type: Grant
    Filed: August 20, 2013
    Date of Patent: July 27, 2021
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventor: Yoshiharu Hirakata
  • Patent number: 11067850
    Abstract: Multi-mode displays are described. In particular, multi-mode displays having an emissive display element, a partial reflector disposed on the emissive display element, a spatial light modulator disposed on the partial reflector, and an absorbing polarizer disposed on the spatial light modulator are described. Multi-mode displays having at least reflective display modes and emissive display modes are described. The display is configured such that switching between these modes happens quickly or even automatically.
    Type: Grant
    Filed: October 3, 2016
    Date of Patent: July 20, 2021
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Andrew J. Ouderkirk, Timothy L. Wong, Erin A. McDowell
  • Patent number: 11061269
    Abstract: Disclosed an array substrate and a display panel, wherein the array substrate comprises a substrate, a plurality of pixel units disposed on the substrate, wherein each of the pixel units comprises a first pixel subunit, a second pixel subunit and a third pixel subunit, and a color filter disposed on each of the pixel subunits, wherein the color filter is located between the substrate and the second substrate, and the color filter of the third pixel subunit has a step structure. The display panel comprises the array substrate above and a second substrate, wherein the second substrate being disposed opposite to the array substrate.
    Type: Grant
    Filed: September 12, 2017
    Date of Patent: July 13, 2021
    Assignees: HKC Corporation Limited, Chongqing HKC Optoelectronics Technology Co., Ltd.
    Inventor: Yu-Jen Chen
  • Patent number: 11061285
    Abstract: By increasing an interval between electrodes which drives liquid crystals, a gradient of an electric field applied between the electrodes can be controlled and an optimal electric field can be applied between the electrodes. The invention includes a first electrode formed over a substrate, an insulating film formed over the substrate and the first electrode, a thin film transistor including a semiconductor film in which a source, a channel region, and a drain are formed over the insulating film, a second electrode located over the semiconductor film and the first electrode and including first opening patterns, and liquid crystals provided over the second electrode.
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: July 13, 2021
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventor: Hajime Kimura
  • Patent number: 11054697
    Abstract: A liquid crystal display device includes: a first display panel including a first liquid crystal cell; and a second display panel including a second liquid crystal cell and is opposed to the first display panel. An irregularity structure having a predetermined external haze value is provided at an interface of an air layer existing between the first display panel and the second display panel.
    Type: Grant
    Filed: November 20, 2018
    Date of Patent: July 6, 2021
    Assignees: PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD., PASONA KNOWLEDGE PARTNER INC.
    Inventors: Yoichi Yasui, Katsuhiro Kikuchi
  • Patent number: 11041891
    Abstract: A method for measuring a residual DC voltage in a liquid crystal device including an active region having a plurality of liquid crystal capacitors and a plurality of TFTs, and a non-active region positioned outside the active region and having at least one monitoring capacitor, in which the plurality of liquid crystal capacitors and the at least one monitoring capacitor include a liquid crystal layer. The method includes: generating a V-I curve by applying a positive and negative symmetrical triangular wave voltage measuring, in the V-I curve, a voltage Vmax having a maximum absolute value where a current value reaches a positive maximum value or minimum value, and a voltage Vmin having a maximum absolute value where a current value reaches a negative minimum value or maximum value, and measuring one-half of the sum of the voltage Vmax and the voltage Vmin as the residual DC voltage.
    Type: Grant
    Filed: November 17, 2017
    Date of Patent: June 22, 2021
    Assignee: SHARP KABUSHIKI KAISHA
    Inventor: Masanobu Mizusaki
  • Patent number: 11036079
    Abstract: A pixel structure having a first gray scale display region and a second gray scale display region is provided. The first and the second gray scale display region respectively comprises two first display blocks and a second display block located therebetween. The pixel structure comprises first conductive electrodes, a second conductive electrode, a first active component and a second active component. The first conductive electrodes respectively disposed in the two first display blocks of the first gray scale display region are connected. The second conductive electrode is disposed in the second gray scale display region. The first active component is electrically connected to the first conductive electrodes by a first contact window located at one of the two first display blocks. The second active component is electrically connected to the second conductive electrode by a second contact window located at the second display block.
    Type: Grant
    Filed: December 5, 2019
    Date of Patent: June 15, 2021
    Assignee: GIANTPLUS TECHNOLOGY CO., LTD
    Inventors: I-Ta Jiang, Che-Yao Wu
  • Patent number: 11023001
    Abstract: A display device includes: a display panel including: a functional area defined by an opening formed in the display panel; and a display area defined as an area where a plurality of light emitting elements are arranged, surrounding the functional area; and a functional module including a lens disposed overlapping the functional area, wherein only some of the plurality of light emitting elements of the display panel are configured to emit light in a low power mode, and wherein all of the plurality of light emitting elements are configured to emit light in a general mode; and wherein the display device is configured to, in the low power mode, provide a predetermined information to a user formed by the boundary between the functional area and the display area and an image formed by light emission of the some of the plurality of light emitting elements.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: June 1, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kiho Lim, Seong-nyeon Kim, Jun-woo Kim, Keehyun Nam, Hyesuk An
  • Patent number: 11016337
    Abstract: A light source module includes a light guide plate, a light source and a light regulating element. The light guide plate has a first light emitting surface and a second light emitting surface, and a light incident surface connected between the first light emitting surface and the second light emitting surface. The second light emitting surface has a plurality of microstructures. The light source is disposed adjacent to the light incident surface. The light regulating element is disposed adjacent to the second light emitting surface. A dual display device including the light source module, a first display panel and a second display panel is also provided. The first display panel is disposed on a side of the light guide plate facing the first light emitting surface. The second display panel is disposed on a side of the light regulating element that is away from the light guide plate.
    Type: Grant
    Filed: October 23, 2019
    Date of Patent: May 25, 2021
    Assignee: Coretronic Corporation
    Inventors: Hui-Chuan Chen, Wen-Chin Tsai, Chung-Yang Fang, Yin-Jen Lin, Yu-Fan Chen
  • Patent number: 11004418
    Abstract: A driving method, a driving device, and a display device are provided. The driving method includes steps of: turning on the first and second switch transistors under control of the first scanning line and turning off the third switch transistor under control of the second scanning line and turning off the fourth switch transistor under control of the third scanning line to control the data line to input data signals into the first and the second pixel electrodes through the first and second switch transistors; turning on the third switch transistor and turning off the first and second switch transistors and turning off the fourth switch transistor to establish a preset voltage difference between the first and second pixel electrodes. Wherein, the first and second pixel electrodes, and the auxiliary electrode are made of a same material.
    Type: Grant
    Filed: September 1, 2017
    Date of Patent: May 11, 2021
    Assignees: HKC Corporation Limited, Chongqing HKC Optoelectronics Technology Co., Ltd.
    Inventor: Yu-Jen Chen
  • Patent number: 10996522
    Abstract: A liquid crystal display including a partial plate electrode along with a minute pattern in a pixel electrode thereby increasing the viewing angle and the lateral visibility of the liquid crystal display, as well as the response speed A step provider is provided to reinforce the control force of the liquid crystal molecules, thereby reducing the texture generated in the center of the pixel.
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: May 4, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hak Sun Chang, Eun-Kil Park, Hyun-Ho Kang, Jang Wi Ryu, Seung-Suk Yang, Ki Chul Shin, Se Hyun Lee, Jae-Soo Jang, Hyo Ju Jung
  • Patent number: 10969619
    Abstract: A display device includes a display panel, a color conversion layer disposed on the display panel, and an adhesion member between the display panel and the color conversion layer. The color conversion layer includes a first conversion part configured to one of transmit a first color light and absorb first color light to emit second color light, a second conversion part configured to absorb the first color light to emit third color light, and a third conversion part configured to absorb the first color light to emit fourth color light, the first conversion part, the second conversion part, and the third conversion part are sequentially arranged in a first direction, the adhesion member is disposed on a bottom surface and a side surface of the first conversion part and attached to the display panel, and an air layer is defined between the display panel and the second and third conversion parts.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: April 6, 2021
    Inventors: Seung-jin Chu, Wontae Kim, Yeogeon Yoon, Hee-keun Lee
  • Patent number: 10935804
    Abstract: A Pancharatnam Berry Phase (PBP) color corrected structure is presented that comprises a plurality of switchable gratings and a plurality of PBP active elements. Each switchable grating has an inactive mode when reflects light of a specific color channel, of a set of color channels, and transmits light of other color channels in the set of color channels, wherein the specific color channel is different for each of the plurality of switchable gratings, and to have an active mode to transmit light that is inclusive of the set of color channels. The PBP active elements receive light output from at least one of the plurality of switchable gratings. Each of the PBP active elements is configured to adjust light of a different color channel of the set of color channels by a same amount to output light corrected for chromatic aberration for the set of color channels.
    Type: Grant
    Filed: May 12, 2020
    Date of Patent: March 2, 2021
    Assignee: Facebook Technologies, LLC
    Inventors: Lu Lu, Scott Charles McEldowney, Nada O'Brien, Pasi Saarikko
  • Patent number: 10901282
    Abstract: The present disclosure provides a thin film transistor (TFT) substrate and a manufacturing method thereof. The TFT substrate include a TFT; a flat layer to cover the TFT; an opening hole defined in the flat layer and corresponding to a drain of the TFT; a bottom of the opening hole to retain a part of the flat layer for forming a flat layer sheet; a first metal layer formed on the flat layer; a first insulating layer formed on the first metal; a second metal formed on the first insulating layer and pass through the flat layer sheet for electrically connecting to the drain.
    Type: Grant
    Filed: October 1, 2018
    Date of Patent: January 26, 2021
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventors: Gaiping Lu, Jiawei Zhang, Wei Tang
  • Patent number: 10895776
    Abstract: A liquid crystal panel is disclosed. The panel includes: an array substrate, a color filter substrate, a liquid crystal layer, an internal polarizer, and an external polarizer, wherein the array substrate and the color filter substrate are aligned and assembled, and the liquid crystal layer and the internal polarizer are overlapped between the array substrate and the color filter substrate; and wherein the external polarizer is disposed on a side of the color filter substrate away from the array substrate. A manufacturing method for the same is also disclosed. Because the internal polarizer is disposed between the color filter substrate and the array substrate, the display image of the liquid crystal panel, especially the display image in the large viewing angle direction, is reduced in the degree of ghost image, and the clarity of the image has been significantly improve.
    Type: Grant
    Filed: April 24, 2018
    Date of Patent: January 19, 2021
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Yong Yang
  • Patent number: 10895779
    Abstract: A liquid crystal display includes a pixel comprising first to fourth sub-pixels capable of respectively displaying red, green, blue, and white. Each of the sub-pixels comprises a reflective area and a transmissive area. The liquid crystal display includes a first laminated member provided on a first substrate and a second laminated member provided on a second substrate. The first laminated member comprises a first retardation plate and a first polarizer. The second laminated member comprises a second retardation plate, a diffusion member for diffusing light, and a second polarizer.
    Type: Grant
    Filed: July 25, 2019
    Date of Patent: January 19, 2021
    Assignee: TOPPAN PRINTING CO., LTD.
    Inventors: Norihiro Arai, Kunpei Kobayashi, Ryota Mizusako
  • Patent number: 10866477
    Abstract: An array substrate and a display panel are provided. The array substrate includes a base layer, a first metal layer, a first insulating layer, a second metal layer, a second insulating layer, a first electrode layer, and a reflective layer successively stacked along a direction perpendicular to a plane in which the base layer is located. The second metal layer is used to form a source and a drain of a thin film transistor. The first electrode layer is used to form a pixel electrode. The second insulating layer is provided with a through-hole. The pixel electrode is connected to the drain of the thin film transistor through the through-hole. The reflective layer is provided with a first through-hole, and an orthographic projection of the first through-hole onto the base layer covers an orthographic projection of the through-hole onto the base layer.
    Type: Grant
    Filed: July 31, 2018
    Date of Patent: December 15, 2020
    Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Ming Xie, Qiang Jia, Mingwei Zhang, Xiangjian Kong, Jine Liu, Feng Qin
  • Patent number: 10852603
    Abstract: A novel liquid crystal on silicon (LCoS) device includes an array of pixel electrodes having a highly reflective material formed thereon. In a particular embodiment, the pixel electrodes are aluminum and have silver pixel mirrors electroplated thereon. In a more particular embodiment, the LCoS device includes auxiliary circuitry facilitating the electroplating of the pixel mirrors.
    Type: Grant
    Filed: February 4, 2019
    Date of Patent: December 1, 2020
    Assignee: OmniVision Technologies, Inc.
    Inventor: Chun-Sheng (CS) Fan
  • Patent number: 10854643
    Abstract: The present application discloses a display panel and a display apparatus. The display panel includes a substrate, and a plurality of first-layer conducting wires, where each of the first-layer conducting wires is disposed on the substrate, a polarizing color filter layer is disposed on the first-layer conducting wire and forms a color filter film with anisotropy, and the first-layer conducting wire is connected to a column data driver and a pixel driver of the display panel.
    Type: Grant
    Filed: May 10, 2017
    Date of Patent: December 1, 2020
    Assignees: HKC CORPORATION LIMITED, CHONGQING HKC OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Chung-Kuang Chien
  • Patent number: 10839760
    Abstract: According to one embodiment, a display device includes a main pixel includes a plurality of sub-pixels which exhibit different colors, respectively, a first pixel block adjacent to the main pixel, a second pixel block adjacent to the first pixel block, and electrically connected to the first pixel block, and a driver which drives the main pixel and the first pixel block, wherein the main pixel, the first pixel block, and the second pixel block are located in a display area which displays an image, the display area includes an outer edge portion, the first pixel block is closer to the outer edge portion than the main pixel is, and the second pixel block is closer to the outer edge portion than the first pixel block is, and the second pixel block overlaps the driver in planar view.
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: November 17, 2020
    Assignee: Japan Display Inc.
    Inventor: Masaya Tamaki
  • Patent number: 10816863
    Abstract: The invention provides a reflective LCD panel. The reflective LCD panel of the invention is disposed with white sub-pixel unit in the pixel unit. When the pixel electrode is disposed below the CF layer, the white sub-pixel unit is a transparent film layer and the pixel electrode is a reflective electrode, or when the white sub-pixel unit is a reflective film layer, the pixel electrode is a transparent electrode or a non-transparent electrode; when the pixel electrode is disposed above the CF layer, the white sub-pixel unit is a reflection film layer and the pixel electrode is a transparent electrode. The reflective LCD panel of the invention utilizes the combination of the white sub-pixel unit and the pixel electrode to improve the utilization of the ambient light, so as to enhance the brightness of the pixel unit and further enhance the brightness of the reflective LCD panel.
    Type: Grant
    Filed: November 1, 2019
    Date of Patent: October 27, 2020
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Xiang Li
  • Patent number: 10816149
    Abstract: The invention provides lighting device (1000) configured to provide a beam of lighting device light (1001), the lighting device (1000) comprising: (a) a light transmissive window (100) having a first window side (101) and a second window side (102); (b) a reflector (200) comprising a reflector cavity (210), the reflector cavity (210) comprising a first reflector cavity side (201), a reflector cavity exit side (202), a reflector cavity wall (205) bridging said first reflector cavity side (201) and said reflector cavity exit side (202); wherein the reflector cavity wall (205) comprises a light reflective material (206), wherein the recavity wall (205) comprises a 3D-printed cavity wall (1205); wherein at least part of the first window side (101) is configured as reflector cavity exit window (220) at the reflector cavity exit side (202); (c) a light source (10) configured at the first reflector cavity side (201) and configured to provide light source light (11) within said reflector cavity (210); and (d) a beam
    Type: Grant
    Filed: December 21, 2016
    Date of Patent: October 27, 2020
    Assignee: SIGNIFY HOLDING B.V.
    Inventors: Erik Paul Boonekamp, Rifat Ata Mustafa Hikmet, Paulus Albertus Van Hal
  • Patent number: 10811770
    Abstract: A scanning antenna includes a TFT substrate, a slot substrate, and a liquid crystal layer. The TFT substrate includes a transfer terminal section including a patch connection section formed of the same low-resistance metal film as that of a patch electrode, a first protection metal layer formed on the patch connection section, and a first insulating layer including an opening partially exposing an upper face of the first protection metal layer. The slot substrate includes a terminal section including a slot connection section formed of the same low-resistance metal film as that of the slot electrode, a second protection metal layer formed on the slot connection section, and a second insulating layer including an opening partially exposing an upper face of the second protection metal layer.
    Type: Grant
    Filed: June 6, 2017
    Date of Patent: October 20, 2020
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Katsunori Misaki, Kunio Matsubara
  • Patent number: 10804329
    Abstract: A display device may include a first pixel including a first transistor, and a first light emitting element on and electrically connected to the first transistor, a second pixel adjacent the first pixel, the second pixel including a second transistor, and a second light emitting element on and electrically connected to the second transistor, and a reflective member at a layer that is above the first pixel and the second pixel, the reflective member being configured to reflect a light emitted from the second light emitting element to the first transistor.
    Type: Grant
    Filed: February 27, 2019
    Date of Patent: October 13, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: June Hwan Kim, Tae Young Kim, Hyo Jung Kim
  • Patent number: 10802345
    Abstract: Disclosed is a horizontal alignment mode liquid crystal display device that can achieve higher definition and improved response speed. The liquid crystal display device includes, in the given order: a first substrate; a liquid crystal layer containing liquid crystal molecules; and a second substrate. The first substrate includes a first electrode, a second electrode positioned closer to the liquid crystal layer than the first electrode is, and an insulating film between the first and second electrodes. The second electrode is provided with an opening having a shape including a longitudinal-shaped portion and a pair of protrusions protruding to opposite sides from the longitudinal-shaped portion. The protrusions are provided at portions excluding both end portions in the longitudinal direction of the longitudinal-shaped portion and are located at corresponding positions.
    Type: Grant
    Filed: February 21, 2017
    Date of Patent: October 13, 2020
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Mitsuhiro Murata, Yosuke Iwata, Takuma Tomotoshi
  • Patent number: 10802347
    Abstract: According to one embodiment, a liquid crystal display includes a first substrate, a second substrate including an insulating substrate, a first color filter, a second color filter, a first light-shielding layer, a second light-shielding layer, a first spacer and a second spacer, and a sealing member surrounding the second spacer and including a filler, and the first spacer having a same height as that of the second spacer, being in contact with the first substrate, the filler being interposed between the second spacer and the first substrate, and a thickness from the inner surface of the insulating substrate to a bottom of the second spacer being less than a thickness from the inner surface of the insulating substrate to a bottom of the first spacer.
    Type: Grant
    Filed: September 19, 2017
    Date of Patent: October 13, 2020
    Assignee: Japan Display Inc.
    Inventor: Junko Nagasawa
  • Patent number: 10802367
    Abstract: Provided is a display device. The display device includes a data line extending in a first direction, a reflective electrode on the data line, and a transistor formed between the data line and the reflective electrode. The transistor includes a first electrode connected to the data line, a second electrode spaced apart from the first electrode in the first direction and connected to the reflective electrode, and a semiconductor layer connecting the first electrode and the second electrode.
    Type: Grant
    Filed: July 3, 2018
    Date of Patent: October 13, 2020
    Assignee: Electronics and Telecommunications Research Institute
    Inventor: Ji Hun Choi
  • Patent number: 10802193
    Abstract: A light source module includes a light guide plate, a first inverse prism sheet, a second inverse prism sheet, and a light source. The light guide plate has a light incident surface, a first light emitting surface and an opposing second light emitting surface. The second light emitting surface has a plurality of microstructures. Each microstructure is a recessed structure. The first inverse prism sheet is disposed beside the first light emitting surface of the light guide plate. The first inverse prism sheet includes a plurality of first prism columns. The first prism columns face the first light emitting surface. The second inverse prism sheet is disposed beside the second light emitting surface of the light guide plate. The second inverse prism sheet includes a plurality of second prism columns. The second prism columns face the second light emitting surface. The light source is disposed beside the light incident surface.
    Type: Grant
    Filed: November 23, 2018
    Date of Patent: October 13, 2020
    Assignee: Coretronic Corporation
    Inventors: Wen-Chin Tsai, Hui-Chuan Chen, Yin-Jen Lin
  • Patent number: 10795203
    Abstract: A reflective liquid crystal display panel includes a first substrate, a second substrate, a first polarizer disposed on a side of the first substrate away from the second substrate, a second polarizer disposed on a side of the second substrate away from the first substrate, liquid crystals, a light guiding plate disposed on a side of the first polarizer away from the first substrate, and a side-entry backlight. The reflective liquid crystal display panel further includes a third polarizer laminated on a side of the light guiding plate away from the first polarizer, a composite layer having a mixture of liquid crystals and dichroic dyes, and a third substrate. The third polarizer has the same polarization direction as the first polarizer and a light absorption axis of the third polarizer is orthogonal to a light absorption axis of the composite layer in a display dark state.
    Type: Grant
    Filed: April 30, 2019
    Date of Patent: October 6, 2020
    Assignees: Beijing BOE Display Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Weipin Hu, Xibin Shao, Dan Wang, Xiao Sun
  • Patent number: 10795514
    Abstract: A display device with a touch detection function includes a first substrate including a plurality of gate lines, a plurality of data lines, a plurality of pixel electrodes, and a plurality of touch sensor electrodes; and a second substrate that is disposed opposite the first substrate. The first substrate is disposed on a touch operation side with respect to the second substrate, and a part of the plurality of touch sensor electrodes is disposed in a peripheral region located outside an image display region.
    Type: Grant
    Filed: January 17, 2018
    Date of Patent: October 6, 2020
    Assignee: Panasonic Liquid Crystal Display Co., Ltd.
    Inventor: Kikuo Ono
  • Patent number: 10788720
    Abstract: According to one embodiment, a display device includes a display panel including a reflective layer, a liquid crystal element opposing the display panel and a controller that controls the liquid crystal element. The liquid crystal element includes a first substrate, a second substrate, a liquid crystal layer, a first control electrode, a second control electrode, a third control electrode, and a fourth control electrode. The controller applies a first voltage for forming a first lens of a first shape, to the first control electrode and the second control electrode, and a second voltage for forming a second lens of a second shape, to the third control electrode and the fourth control electrode. The first shape is different from the second shape.
    Type: Grant
    Filed: May 10, 2018
    Date of Patent: September 29, 2020
    Assignee: Japan Display Inc.
    Inventors: Tatsuya Yata, Takayuki Nakanishi, Takeo Koito
  • Patent number: 10788906
    Abstract: A manufacturing method of the flexible panel is provided. Firstly, a carrier substrate is provided. Then, an adhesion layer is formed on the carrier substrate, a flexible substrate is formed on the adhesion layer, and a buffer layer is formed on the flexible substrate. Then, a device layer is formed on the flexible substrate. Next, a separating process is performed for separating the flexible substrate and the device layer from the carrier substrate. According to a relation between a thermal expansion coefficient of the flexible substrate and a thermal expansion coefficient of the carrier substrate, the manufacturing method of the flexible panel selects a pattern of the adhesion layer. The pattern of the adhesion layer includes a frame adhesion structure or a plane adhesion structure.
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: September 29, 2020
    Assignees: HannStar Display (Nanjing) Corporation, HANNSTAR DISPLAY CORPORATION
    Inventors: Yen-Chung Chen, Wei-Chih Hsu, Chen-Hao Su
  • Patent number: 10782558
    Abstract: A display device according to one aspect of the present invention includes a first substrate including at least a pixel electrode and a pixel switching circuit portion, a second substrate arranged to face the first substrate, a liquid crystal layer arranged between the first substrate and the second substrate, and configured to modulate light, the light being propagated while reflected between the first substrate and the second substrate, and a reflecting layer arranged over a liquid crystal layer side of the pixel switching circuit portion, partially superimposed with the pixel switching circuit portion, and electrically coupled with the pixel electrode, the reflecting layer having higher reflectance of the light than any members included in the pixel switching circuit portion.
    Type: Grant
    Filed: September 16, 2019
    Date of Patent: September 22, 2020
    Assignee: Japan Display Inc.
    Inventors: Manabu Mizuno, Kentaro Okuyama, Hiroshi Inamura, Hideki Kaneko, Hiroki Sugiyama
  • Patent number: 10782577
    Abstract: This application provides a display panel includes: a first substrate; a first conducting layer formed on the first substrate; a first passivation layer formed on the first conducting layer, and covering the first substrate; a second passivation layer formed on the first passivation layer; and a first electrode layer formed on the second passivation layer, and covering a part of the first conducting layer and the first passivation layer; a second substrate, disposed opposite to the first substrate; a liquid crystal layer, located between the first substrate and the second substrate; and a second electrode layer formed on the second substrate, where a conductive bridge hole is formed on a wire of the first conducting layer, and the first electrode layer is covered on the first conducting layer; and a voltage signal is transmitted to the first electrode layer and the second electrode layer through the conductive bridge hole.
    Type: Grant
    Filed: June 28, 2018
    Date of Patent: September 22, 2020
    Assignee: HKC Corporation Limited
    Inventor: Jianfeng Shan
  • Patent number: 10782552
    Abstract: A display panel includes, arranged as a stack, a color filter layer, a function layer, and a liquid crystal layer. The function layer has a top and a bottom opposite to each other. The color filter layer is arranged on the top, and the color filter layer includes a blue sub-pixel zone for transmission of blue light. The liquid crystal layer is arranged on the bottom. The bottom is provided with a protrusion structure, and the protrusion structure extends into the liquid crystal layer such that the protrusion structure divides the liquid crystal layer into a first area and a second area. The first area has a projection cast on the color filter layer and having an area covering the blue sub-pixel zone. A liquid crystal cell thickness of the first area is smaller than a liquid crystal cell thickness of the second area. Also provided is a display device.
    Type: Grant
    Filed: January 4, 2018
    Date of Patent: September 22, 2020
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Lixuan Chen
  • Patent number: 10775653
    Abstract: The disclosure discloses an array substrate, a liquid crystal panel, and a process of fabricating the array substrate. The array substrate includes an orientation film, an upper electrode, a lower electrode, and an intermediate electrode located between the upper electrode and the lower electrode, wherein the intermediate electrode is configured to have drive voltage applied thereto when there is zero relative voltage between the upper electrode and the lower electrode, so that an electric field is generated between the intermediate electrode and the lower electrode, and a direction of the electric field is parallel to an orientation direction of the orientation film.
    Type: Grant
    Filed: June 8, 2018
    Date of Patent: September 15, 2020
    Assignees: BOE Technology Group Co., Ltd., Chongqing BOE Optoelectronics Technology Co., Ltd.
    Inventors: Yanli Zhao, Xiaoji Li, Zhi Zhang, He Sun, Xing Dong, Lijun Xiong, Tae Yup Min