Patents Examined by Jia X Pan
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Patent number: 10877310Abstract: A transparent display apparatus is provided. The transparent display apparatus may include a display panel realizing an image. The image realized by the display panel may display on an image formed by light passing through the display panel. In the transparent display apparatus, the moving path of light emitted from the display panel may longer than the moving path of light passing through the display panel, so that the quality and the viewing angle of the image realized by the display panel may be improved.Type: GrantFiled: December 3, 2018Date of Patent: December 29, 2020Assignee: LG DISPLAY CO., LTD.Inventors: Ju-Seong Park, Sung-Min Jung, Sung-Woo Kim, Keong-Jin Lee, Myung-Soo Park
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Device for combining light beams which interact with adjacently arranged pixels of a light modulator
Patent number: 10871674Abstract: The present invention relates to a device for combining light beams which interact with adjacently arranged pixels of a light modulator. The present invention furthermore relates to a device for beam combination and to a spatial light modulation device for complex-valued modulation. The invention relates to a device for beam combination, and to an optical arrangement of polarization-sensitive component parts which allows complex-valued modulation of a light field by means of a phase-modulating light modulator and a beam combiner, which is insensitive to changes in the incidence direction of the illumination wave. This document furthermore also relates to various arrangements of reflectively operating light modulators.Type: GrantFiled: September 29, 2017Date of Patent: December 22, 2020Assignee: SEEREAL TECHNOLOGIES S.A.Inventors: Norbert Leister, Stephan Reichelt -
Patent number: 10871694Abstract: A bistable cholesteric liquid crystal switchable window has two stable states in the absence of an applied voltage. A first stable state is a planar state which is transparent or reflective for visible light. A second stable state is a focal conic state which is opaque for visible light. The window can be switched from the first stable state to the second stable state via a first voltage pulse and from the second stable state to the first stable state via a second voltage pulse. The first voltage pulse and the second voltage pulse may have the same frequency.Type: GrantFiled: September 11, 2017Date of Patent: December 22, 2020Assignee: Kent State UniversityInventors: Deng-Ke Yang, Meina Yu
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Patent number: 10871683Abstract: A stereoscopic display device may include a light control panel on a display panel, so that light emitted from the display panel may emit in a direction different from adjacent frame and the visibility of the stereoscopic image which is provided to user may be increased without the deterioration of the resolution.Type: GrantFiled: December 3, 2018Date of Patent: December 22, 2020Assignee: LG DISPLAY CO., LTD.Inventors: Sung-Min Jung, Hoon Kang
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Patent number: 10859900Abstract: Provided is an LCD projector. The LCD projector includes including a first LCD (liquid crystal display) light valve module and a second LCD light valve module. The first LCD light valve module simultaneously provides a red field image and blue field image in space, and the second LCD light valve module provides complete green field image. The red field pixel of the first LCD light valve module and the corresponding pixel of the second LCD light valve module coincide in space to generate a yellow image. The blue field pixel of the first LCD light valve module and the corresponding pixel of the second LCD light valve module are coincided in space to generate a cyan image. White and full-color images are reproduced by yellow and cyan lights.Type: GrantFiled: November 20, 2019Date of Patent: December 8, 2020Inventor: Hanwen Guo
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Patent number: 10860057Abstract: A display panel and a display apparatus thereof are provided. An exemplary display panel includes a display region and a non-display region surrounding the display region. The non-display region includes at least one first groove and a bonding region. Along a thickness direction of the display panel, the at least one first groove penetrates through the display panel. The at least one first groove and the bonding region are disposed at a same side of the display region.Type: GrantFiled: June 21, 2018Date of Patent: December 8, 2020Assignee: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Xiaoxiao Wu, Xiai Xu, Bingping Liu, Guozhao Chen
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Patent number: 10859884Abstract: The present application discloses a liquid crystal display panel and a liquid crystal display device, wherein the liquid crystal display panel comprises an array substrate, a sealed plastic frame, and a repair line including a connecting line located on a side of the sealed plastic frame facing away from the display region.Type: GrantFiled: January 7, 2019Date of Patent: December 8, 2020Assignee: HKC Corporation LimitedInventor: Beizhou Huang
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Patent number: 10852538Abstract: A head-up display includes a backlight, a liquid crystal display panel, a virtual image optical system, a wavelength selection member that is made of resin having an optical characteristic which absorbs infrared rays and transmits a visible light, and a housing that houses the virtual optical system and the wavelength selection member, in which the virtual optical system includes a lens unit and a free-form surface mirror disposed along an emission direction of the display image light in order from a position closer to an emission surface of the display image light in the liquid crystal display panel, and the wavelength selection member is disposed on an optical path of the display image light extending from an emission surface of the display image light in the liquid crystal display panel to an opening of the housing.Type: GrantFiled: May 25, 2018Date of Patent: December 1, 2020Assignee: MAXELL, LTD.Inventors: Toshimitsu Watanabe, Hiroyuki Kajikawa, Tomoki Yamamoto, Takumi Nakada
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Patent number: 10845638Abstract: The application provides a color film substrate, a flexible liquid crystal display panel and a preparation method. The color film substrate includes a flexible substrate, a photoresist layer, an alignment layer and black matrix walls. By disposing the three-dimensional black matrix walls with liquid crystal-holding chambers on the color film substrate, liquid crystals can be fixed in the holding chambers for avoiding the uneven cell gap caused by the displacement of the liquid crystals. Thus, the application solves the problem that an existing flexible liquid crystal display panel has severe displacement of the liquid crystals under stress.Type: GrantFiled: April 10, 2019Date of Patent: November 24, 2020Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd.Inventors: Jianlong Huang, Wei Tang
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Patent number: 10838266Abstract: Display devices are provided. In a display device, a plurality of pixels are arranged with an interval therebetween, an antenna radiator is configured with one or more conductors that are arranged between the plurality of pixels, and partition walls are disposed between the plurality of pixels. Each of the one or more conductors is disposed on one surface of the corresponding partition wall.Type: GrantFiled: May 28, 2019Date of Patent: November 17, 2020Assignee: Samsung Electronics Co., LtdInventors: Sang-Ho Lim, Seung-Tae Ko, Yoon-Geon Kim, Won-Bin Hong
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Patent number: 10831055Abstract: One of pixel electrodes and a common electrode of the liquid crystal display apparatus is a first electrode, and the other one of the pixel electrodes and the common electrode is a second electrode which is disposed between the first electrode and a liquid crystal layer. The second electrode includes linear portions which are formed on each subpixel. Each linear portion includes a bent portion which changes an extension direction of the linear portion. A light shielding layer overlaps a gate wire, a source wire and the bent portion formed on a first subpixel included in a plurality of subpixels in a plan view, and makes an aperture ratio of the first subpixel lower than an aperture ratio of a second subpixel included in a plurality of subpixels and belonging to a pixel identical to a pixel to which the first subpixel belongs.Type: GrantFiled: December 27, 2018Date of Patent: November 10, 2020Assignee: Mitsubishi Electric CorporationInventor: Takuya Higashi
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Patent number: 10816837Abstract: A display device of the disclosure includes: a display panel; a decorative member that holds the display panel; and a light guide plate that has rigidity and includes an edge surface attached to the decorative member.Type: GrantFiled: July 6, 2015Date of Patent: October 27, 2020Assignee: Saturn Licensing LLCInventors: Takeshi Yamamoto, Soya Araki, Takao Sumida, Tomoyuki Yoshimatsu
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Patent number: 10807472Abstract: A vehicular display device includes: a display board for displaying a scale; a liquid crystal display panel including an image display surface for displaying an image, and having an overlapping region in which the image display surface overlaps the display board further rearward than the display board; a light source for illuminating the liquid crystal display panel; and a first light guide body for receiving light from the light source via the liquid crystal display panel and emitting the light. The first light guide body includes: a light receiving part disposed between the overlapping region of the image display surface and the display board, for receiving the light from the light source via the liquid crystal display panel; and a light-emitting part exposed outwardly from the display board as viewed by a viewer, for emitting light from the first light guide body that is received by the light-receiving part.Type: GrantFiled: September 21, 2018Date of Patent: October 20, 2020Assignees: NIPPON SEIKI CO., LTD., SUBARU CORPORATIONInventors: Takanori Shimizu, Kazufumi Suzuki, Ryouta Fujiwara, Yuka Hayakawa, Ryousuke Kakimaru, Shouma Nakata, Yohei Okamoto, Yuichi Nozaki
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Patent number: 10795229Abstract: An element substrate of an electro-optical device includes, in a peripheral area surrounding a pixel area, a metal wiring provided at one surface side of a first substrate that is a substrate body, and a plurality of second light-shielding layers overlapping with the metal wiring between the first substrate and the metal wiring. A second light-shielding interlayer area overlapping with the metal wiring is present between the plurality of second light-shielding layers. A third light-shielding layer is formed in a manner overlapping in a plan view with the second light-shielding interlayer area between the first substrate and the metal wiring. Surfaces of the second light-shielding layer and the third light-shielding layer at the first substrate side have lower reflectance than a surface of the metal wiring at the first substrate side.Type: GrantFiled: October 29, 2018Date of Patent: October 6, 2020Assignee: SEIKO EPSON CORPORATIONInventor: Junichi Masui
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Patent number: 10788714Abstract: A liquid crystal display includes a first substrate, pixel electrodes disposed on the first substrate and including a first sub-pixel electrode and a second sub-pixel electrode separated from each other and positioned in one pixel area, gate lines connected to the pixel electrodes, data lines connected to the pixel electrodes, reference voltage lines connected to the second sub-pixel electrode of the pixel electrodes, a second substrate facing the first substrate, a common electrode disposed on the second substrate, and a liquid crystal layer positioned between the first substrate and the second substrate and including liquid crystal molecules, a first initial pretilt angle of the liquid crystal molecules corresponding to the first sub-pixel electrode for the second substrate surface is larger than a second initial pretilt angle of the liquid crystal molecules corresponding to the second sub-pixel electrode for the second substrate surface.Type: GrantFiled: July 29, 2019Date of Patent: September 29, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Heung Shik Park, Jae Hoon Jung, Dan Bi Yang, Min-Joo Han, Ji Phyo Hong, Ki Chul Shin
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Patent number: 10788695Abstract: The present invention provides a liquid crystal display panel which has a via hole region and a display region. The liquid crystal display panel includes a backlight film layer. The backlight film layer includes a reflective plate and a light guiding plate arranged in sequence. In the via hole region, a black light-shielding adhesive is attached to the reflective plate. The reflective plate includes a first reflective sheet and a second reflective sheet which is bent upward. The second reflective sheet fixes the backlight film layer by the upward bending of the second reflective sheet. The black light-shielding adhesive includes a first black light-shielding adhesive portion and a second black light-shielding adhesive portion which is bent upward. The second black light-shielding adhesive portion is bent upward to form a black wall to cover the light guiding plate.Type: GrantFiled: April 22, 2019Date of Patent: September 29, 2020Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.Inventor: Yan Cheng
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Patent number: 10782548Abstract: An optical structure and a method for controlling the same, and a display device are provided. The optical structure includes a light adjustment component, optical sensing components and a controller. The light adjustment component is divided into at least two sub-regions. The optical sensing components acquire an intensity of ambient light irradiating onto each sub-region of the light adjustment component. The controller controls a light transmittance of the corresponding sub-region based on the intensity of the ambient light irradiating onto the corresponding sub-region.Type: GrantFiled: May 17, 2018Date of Patent: September 22, 2020Assignees: HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yuanhui Guo, Gangqi Huang
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Patent number: 10783808Abstract: A flexible display device includes a display panel configured to display an image, and a polarizing plate on the display panel. The flexible display device includes a folding area and a non-folding area. A first thickness of the polarizing plate in the folding area is greater than a second thickness of the polarizing plate in the non-folding area.Type: GrantFiled: September 26, 2018Date of Patent: September 22, 2020Assignee: LG Display Co., Ltd.Inventors: Won-Jong Cho, Won-Ki Park
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Patent number: 10761366Abstract: The present invention provides a method for improving visibility of an image display device which is capable of providing an image display device excellent in anti-reflection properties and bright-field contrast even using an optical layered body including a light-transmitting substrate having in-plane birefringence, such as a polyester film. The method of the present invention is a method for improving visibility of an image display device that has an optical layered body including a light-transmitting substrate having in-plane birefringence and an optical functional layer disposed on one surface of the substrate. The method includes the step of disposing the optical layered body such that the slow axis showing a greater refractive index of the light-transmitting substrate is in parallel with the vertical direction of a display screen of the image display device.Type: GrantFiled: July 22, 2019Date of Patent: September 1, 2020Assignee: Dai Nippon Printing Co., Ltd.Inventors: Takashi Kuroda, Makoto Honda
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Patent number: 10761386Abstract: The present disclosure is related to a display panel and a display device. The non-display area of the display panel includes a chip bonding area, the display area includes first and second display areas. The display area includes sub-pixels and reflective layer portions, projection of reflective layer portion corresponds to opening region of sub-pixel. The display area further includes first and second signal lines. The second signal lines are connected to the first signal lines and the chip bonding area, and each includes first and second lines. The first line is connected to the first signal lines and the chip bonding area through the second line, and arranged in the second display area and extends along a column direction. A projection of first line overlaps a projection of reflective layer portion. The second lines are arranged in the non-display area.Type: GrantFiled: September 13, 2018Date of Patent: September 1, 2020Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.Inventors: Min Zhang, Xiangjian Kong