Transistor Patents (Class 349/42)
  • Patent number: 10535825
    Abstract: Provided is a flexible display that can be folded in multiple directions. The flexible display is flexible and includes multiple bending sections extended in directions intersecting with each other. The multiple bending sections are each formed to connect different end portions of the flexible display, and a through hole is provided at a fold center portion where the bending sections intersect with each other.
    Type: Grant
    Filed: January 24, 2017
    Date of Patent: January 14, 2020
    Assignee: SHARP KABUSHIKI KAISHA
    Inventor: Tetsunori Tanaka
  • Patent number: 10535683
    Abstract: An array substrate and a display device are provided in the embodiments of the disclosure. The array substrate includes: a substrate; thin film transistors formed on the substrate, each of the thin film transistors comprising a gate electrode, a gate insulation layer, an active layer; and a source electrode and a drain electrode; a protective layer formed on the thin film transistors, having through-holes formed therein; and lead-out electrodes; and at least one support is provided below the through-holes, each of the through-holes being configured to form an electrical connection between the drain electrode in each of the thin film transistors and a corresponding one of the lead-out electrodes, an orthogonal projection of each of the through-holes on the substrate falling within an orthogonal projection of the at least one support on the substrate.
    Type: Grant
    Filed: June 8, 2018
    Date of Patent: January 14, 2020
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Jianbo Xian, Yongda Ma, Yong Qiao, Xinyin Wu
  • Patent number: 10528165
    Abstract: A display device with improved display quality and reduced power consumption is provided. The display device includes a gate driver, a display portion, and a selection signal output circuit. The display portion includes pixel circuits and scan lines. Each of the pixel circuits includes a display element. The gate driver is electrically connected to the scan lines. The first scan lines are electrically connected to the pixel circuits. The scan lines are each configured to receive a first scan signal. The selection signal output circuit is configured to output a first selection signal. The first selection signal is configured to supply the first scan signal to a selected scan line. The display element is configured to update display by the first scan signal. In the pixel circuits, one display element displays an image updated with a different update frequency from another display element.
    Type: Grant
    Filed: March 29, 2017
    Date of Patent: January 7, 2020
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Hidenori Mori, Takahiro Fukutome
  • Patent number: 10521059
    Abstract: A touch panel includes a substrate, a first touch electrode disposed over the substrate and including a first sub-electrode and a second sub-electrode electrically coupled to each other, and a second touch electrode disposed over the substrate and intersecting the first touch electrode. The first sub-electrode and the second sub-electrode are arranged in an extension direction of the first touch electrode. The first sub-electrode includes a first strip-shaped electrode. The second sub-electrode includes a second strip-shaped electrode. An angle between an extension direction of the first strip-shaped electrode and an extension direction of the second strip-shaped electrode is non-zero.
    Type: Grant
    Filed: October 9, 2017
    Date of Patent: December 31, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Xujie Zhang, Ming Zhang, Xiaodong Xie, Jing Wang, Jian Tian
  • Patent number: 10509267
    Abstract: The present disclosure provides a substrate, a display panel and manufacturing methods thereof. The substrate includes a substrate body and a planarization layer arranged on the substrate body. The substrate is provided at a surface facing a liquid crystal layer with a groove or notch penetrating through the planarization layer, at least a portion of the groove or notch is located at a region where a sealant is applied, and a waterproof material is filled within the groove or notch.
    Type: Grant
    Filed: July 13, 2016
    Date of Patent: December 17, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Jun Ma, Bo Zhou
  • Patent number: 10503953
    Abstract: A display device is described. The display device includes a first substrate, a second substrate, and a display layer disposed between the first substrate and the second substrate. The first substrate includes a pixel driving unit. The second substrate includes the light sensing unit.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: December 10, 2019
    Assignee: INNOLUX CORPORATION
    Inventors: Chang-Chiang Cheng, Chih-Hao Chang
  • Patent number: 10490617
    Abstract: An organic light emitting device includes an organic light emitting diode including an anode and a cathode, a driving transistor including a first semiconductor layer, wherein the driving transistor is electrically connected to the anode of the organic light emitting diode, and a control transistor including a second semiconductor layer including a different material from the first semiconductor layer and configured to control the driving transistor. The first semiconductor layer includes a first channel part, and first and second contact parts, and the second semiconductor layer includes a second channel part, and third and fourth contact parts. One of the first and second contact parts directly contacts one of the third and fourth contact parts.
    Type: Grant
    Filed: August 29, 2017
    Date of Patent: November 26, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sunghwan Kim, Junhyun Park, Kyoungju Shin, Ansu Lee, Byunggeun Jun, Chongchul Chai
  • Patent number: 10481489
    Abstract: A mask plate is provided. The mask plate includes a first transparent substrate. A first transparent electrode, an electrochromic layer and a second transparent electrode are arranged sequentially on the first transparent substrate. The first transparent electrode is configured to be selectively powered so as to form energized regions with different shapes. A method for manufacturing the mask plate, a device including the mask plate, and a method for using the mask plate are further provided.
    Type: Grant
    Filed: August 11, 2016
    Date of Patent: November 19, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Kui Liang, Yakun Li, Xiaopeng Cui, Huabin Chen
  • Patent number: 10466547
    Abstract: A display panel, an array substrate and a manufacturing method are disclosed. The method includes steps of: providing a substrate; disposing a thin-film transistor on the substrate; disposing R color resist layer, G color resist layer, a blue B color resist layer and a white W color resist layer on the thin-film transistor; forming a planarization layer on the R color resist layer, the G color resist layer, the B color resist layer and the W color resist layer, and through a multi-tone mask to form a first protection layer, a spacer layer and a vias having different thicknesses. The present invention forms the first protection layer, the spacer layer and the vias only through one process so as to reduce the manufacturing process to reach the purpose of simplifying the process. Besides, the present invention also manufactures a W color resist layer to increase the transmittance and brightness.
    Type: Grant
    Filed: September 21, 2017
    Date of Patent: November 5, 2019
    Assignee: Shenzhen China Star Optoelectronics Technology Co., Ltd
    Inventor: Hui He
  • Patent number: 10468462
    Abstract: A manufacturing method of an organic light emitting device including a light emitting element that includes an organic light emitting layer, a sealing layer above the light emitting element, and a color filter layer above the sealing layer. The color filter layer includes a first color filter that transmits light of a first wavelength region and a second color filter that transmits light of a second wavelength region, an area of the second color filter is smaller than an area of the first color filter, and the method includes forming the first color filter, and forming the second color filter thereafter.
    Type: Grant
    Filed: May 4, 2017
    Date of Patent: November 5, 2019
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Suguru Akagawa, Yuki Hanamura
  • Patent number: 10429681
    Abstract: The invention provides a structure of GOA circuit, which is manufactured on both sides of the ultra-thin flexible substrate with holes, wherein the wires pass through the holes to connect the TFTs in the GOA circuit on the front side to the TFTs in the GOA circuit on the back side to reduce the area occupied by GOA circuit. As such, the circuit area utilization is improved so that the same size of substrate area can carry almost twice the circuit structure to reduce the border width of the non-active area to achieve borderless or ultra-narrow border display panel with high resolution.
    Type: Grant
    Filed: May 30, 2019
    Date of Patent: October 1, 2019
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Gang Wang, Lixuan Chen
  • Patent number: 10411039
    Abstract: Provided is a semiconductor device including: a first transistor over a substrate, the first transistor having a gate electrode, an oxide semiconductor film, and a gate insulating film between the gate electrode and the oxide semiconductor film; an insulating film over the first transistor, the insulating film having a first film and a second film over the first film; and a terminal electrically connected to the oxide semiconductor film through an opening portion in the insulating film. The insulating film has a first region in contact with the terminal, and the first region has an oxygen composition larger than that in another region of the insulating film.
    Type: Grant
    Filed: June 25, 2018
    Date of Patent: September 10, 2019
    Assignee: Japan Display Inc.
    Inventor: Hiroki Ohara
  • Patent number: 10359656
    Abstract: The invention provides a structure of GOA circuit, which is manufactured on both sides of the ultra-thin flexible substrate with holes, wherein the wires pass through the holes to connect the TFTs in the GOA circuit on the front side to the TFTs in the GOA circuit on the back side to reduce the area occupied by GOA circuit. As such, the circuit area utilization is improved so that the same size of substrate area can carry almost twice the circuit structure to reduce the border width of the non-active area to achieve borderless or ultra-narrow border display panel with high resolution.
    Type: Grant
    Filed: December 27, 2016
    Date of Patent: July 23, 2019
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Gang Wang, Lixuan Chen
  • Patent number: 10353251
    Abstract: A display panel includes a substrate, a plurality of thin film transistors (TFTs), a plurality common electrodes, a plurality of common electrode lines, a plurality of coupling electrodes, and a plurality of pixel electrodes. Each of the TFTs comprises a gate, a source, a drain and a channel layer coupling the source to the drain. The gate, the common electrodes, and the common electrode lines are formed on a surface of the substrate and are separated from each other. Each of the coupling electrodes couples a corresponding common electrode to a corresponding common electrode line, and a space is defined between the corresponding common electrode and the corresponding common electrode line.
    Type: Grant
    Filed: January 13, 2018
    Date of Patent: July 16, 2019
    Assignee: Century Technology (Shenzhen) Corporation Limited
    Inventors: Ming-Tsung Wang, Chih-Chung Liu, Kuo-Chieh Chi, Jian-Xin Liu
  • Patent number: 10338442
    Abstract: The present invention provides a liquid crystal display panel structure in which the red sub-pixel, the green sub-pixel, and the blue sub-pixel of each pixel are arranged in two adjacent sub-pixel rows and the shape of the pixel is L-typed or inverted L-typed. The number of data lines can be reduced to ? or ? of the existing technology, then, the cost of liquid crystal display panels is reduced to enhance the competitiveness of products.
    Type: Grant
    Filed: July 13, 2017
    Date of Patent: July 2, 2019
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Wenying Li
  • Patent number: 10332947
    Abstract: A display device comprises a circuit element layer on a substrate and comprising a thin film transistor, a storage capacitor, and a pixel electrode connected thereto, a display layer comprising an emission layer, an opposite electrode on the emission layer, and a functional layer, a thin encapsulation layer on the display layer, the thin encapsulation layer comprising at least one inorganic layer and at least one organic layer, and a through portion passing through the substrate, the circuit element layer, the display layer, and the thin encapsulation layer, wherein a slope angle of a lateral surface of the display layer adjacent to the through portion is different from that of one of a lateral surface of the substrate, a lateral surface of the circuit element layer, and a lateral surface of the thin encapsulation layer that are adjacent to the through portion.
    Type: Grant
    Filed: August 29, 2017
    Date of Patent: June 25, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Woongsik Kim, Minwoo Kim, Wonsang Park
  • Patent number: 10318060
    Abstract: Provided is a display panel including: a plurality of pixel electrodes divided into a plurality of groups; and a plurality of common electrodes arranged at a ratio of one to a plurality of pixel electrodes included in one of the plurality of groups. Each of a plurality of sensor electrode lines overlaps with corresponding one of a plurality of data signal lines in plan view. The plurality of sensor electrode lines and each of the plurality of common electrodes overlap each other in plan view. The each of the plurality of common electrodes is electrically connected to the plurality of sensor electrode lines. At least one insulating film is formed between each of a region between the data signal lines and the sensor electrode lines, a region between the sensor electrode lines and the common electrodes, and a region between the common electrodes and the pixel electrodes.
    Type: Grant
    Filed: January 24, 2018
    Date of Patent: June 11, 2019
    Assignees: Panasonic Liquid Crystal Display Co., Ltd., Panasonic Corporation
    Inventors: Toshiyuki Aoyama, Tetsuo Fukami, Daisuke Kajita, Kazushige Takagi
  • Patent number: 10317734
    Abstract: A liquid crystal display includes a thin film transistor panel including a first alignment layer, an opposing panel including a second alignment layer, and opposite to the thin film transistor panel, and a liquid crystal layer between the thin film transistor panel and the opposing panel, and including liquid crystal molecules, wherein a difference between a pretilt angle provided by the first alignment layer and a pretilt angle provided by the second alignment layer is equal to or greater than about 0.8 degree.
    Type: Grant
    Filed: June 13, 2014
    Date of Patent: June 11, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Su Jeong Kim, Oh Jeong Kwon, Ki Chul Shin
  • Patent number: 10290692
    Abstract: A thin-film transistor array substrate and a display device are disclosed. The thin-film transistor array substrate includes a substrate, a gate electrode disposed on the substrate, an active layer, which opposites the gate electrode, has a first region and a second region having different thicknesses, and comprises at least a semiconductor material, a gate insulating film interposed between the gate electrode and the active layer, and a source electrode and a drain electrode, which are respectively in contact with the active layer.
    Type: Grant
    Filed: December 11, 2017
    Date of Patent: May 14, 2019
    Assignee: LG Display Co., Ltd.
    Inventors: Changeun Kim, Yonggyoon Jang, Jeongeun Baek, Sungjin Kim
  • Patent number: 10290273
    Abstract: A display pixel structure includes a plurality of pixel units arranged in an array. Each of the pixel units comprises the first sub-pixel, the second sub-pixel, the third sub-pixel and the fourth sub-pixel. Each of the sub-pixels includes a TFT switch. A ratio between a width/length ratio of the TFT switch of one of the first sub-pixel, the second sub-pixel, and the third sub-pixel or an average of width/length ratios of multiple TFT switches thereof and a width/length ratio of the TFT switch of the fourth sub-pixel is equal to a ratio between a storage capacitance of one of the first sub-pixel, the second sub-pixel, and the third sub-pixel or an average of multiple storage capacitances thereof and a storage capacitance of the fourth sub-pixel. An array substrate and a liquid crystal display device are also disclosed.
    Type: Grant
    Filed: June 27, 2017
    Date of Patent: May 14, 2019
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd
    Inventors: Liang Ma, Wei-Ping Yeh, Cong Wang, Zuomin Liao, Jun Xia
  • Patent number: 10283085
    Abstract: According to one embodiment, a display device includes a plurality of light sources, a display panel illuminated by the light sources and a drive circuit which drives the light sources time-divisionally to emit light sequentially based on a first image signal for displaying an image in color. The drive circuit determines whether visibility of the image displayed in color deteriorates because of external light, extracts from the first image signal a brightness signal when determining that the visibility of the image deteriorates, generates a second image signal based on the brightness signal, and drives the display panel based on the second image signal when the second image signal is generated.
    Type: Grant
    Filed: June 1, 2017
    Date of Patent: May 7, 2019
    Assignee: Japan Display Inc.
    Inventor: Takayuki Imai
  • Patent number: 10276433
    Abstract: A method for fabricating a planarization layer includes: forming an active device on a substrate; covering the active device with a passivation layer; forming a pad layer on the passivation layer; forming an overcoating layer covering the passivation layer and the pad layer on the substrate; and removing a portion of the overcoating layer and the pad layer by an exposure and development process to form a patterned overcoating layer, wherein the patterned overcoating layer has an opening exposing the passivation layer on a position relative to the active device. The method for fabricating the planarization layer of the disclosure may save exposure to enhance productivity.
    Type: Grant
    Filed: November 22, 2017
    Date of Patent: April 30, 2019
    Assignee: Chunghwa Picture Tubes, LTD.
    Inventors: Wei-Hsin Lee, Chin-Tzu Kao
  • Patent number: 10263052
    Abstract: A display panel, a display method thereof, and a manufacturing method thereof are provided. The display panel includes a plurality of sub-pixel units. Each of the sub-pixel units includes a first display area and a second display area; the first display area includes an active emitting display unit; and the second display area is configured to switch between a transparent state and an opaque state.
    Type: Grant
    Filed: October 19, 2017
    Date of Patent: April 16, 2019
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Cuili Gai, Zhongyuan Wu, Kun Cao, Yicheng Lin, Quanhu Li
  • Patent number: 10248253
    Abstract: Provided is a display panel including: a plurality of pixel electrodes divided into a plurality of groups; and a plurality of common electrodes arranged at a ratio of one to a plurality of pixel electrodes included in one of the plurality of groups. Each of a plurality of sensor electrode lines overlaps with corresponding one of a plurality of data signal lines in plan view. The plurality of sensor electrode lines and each of the plurality of common electrodes overlap each other in plan view. The each of the plurality of common electrodes is electrically connected to the plurality of sensor electrode lines. At least one insulating film is formed between each of a region between the data signal lines and the sensor electrode lines, a region between the sensor electrode lines and the common electrodes, and a region between the common electrodes and the pixel electrodes.
    Type: Grant
    Filed: January 24, 2018
    Date of Patent: April 2, 2019
    Assignees: Panasonic Liquid Crystal Display Co., Ltd., Panasonic Corporation
    Inventors: Toshiyuki Aoyama, Tetsuo Fukami, Daisuke Kajita, Kazushige Takagi
  • Patent number: 10241360
    Abstract: An exemplary display device includes: a display panel; a color conversion panel overlapping the display panel; and an optical bonding layer positioned between the display panel and the color conversion panel. The color conversion panel includes: a substrate; a color conversion layer and a transmission layer positioned between the substrate and the display panel; a first capping layer having one side facing the color conversion layer and the transmission layer, and another side facing the display panel; a second capping layer positioned between the first capping layer and the display panel; and an optical layer positioned between the first capping layer and the second capping layer and/or between the second capping layer and the optical bonding layer. A refractive index of the optical layer is lower than at least one of a refractive index of the first capping layer and a refractive index of the second capping layer.
    Type: Grant
    Filed: April 18, 2017
    Date of Patent: March 26, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seung-Jin Chu, Seung-Jin Baek, Young Min Kim, Hae Il Park, Kun Hee Jo
  • Patent number: 10222657
    Abstract: According to one embodiment, a first substrate includes a first area, a second area, a third area, a fourth area and a fifth area in a planar view. In the first substrate, an organic insulating film is present in the second and the third areas, is present neither in the third area nor in the fifth area, and forms an adjustment area. A conductive film is provided on the organic insulating film, the third area, the fourth area and a part of the fifth area. A sealing material is present in a part of the second area, the third area, the fourth area and a part of the fifth area to attach the first substrate and a second substrate. A through hole penetrates the first and the second substrates.
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: March 5, 2019
    Assignee: Japan Display Inc.
    Inventors: Fumihito Shibano, Kenji Tanase, Yuzo Kanari, Satoshi Chinen
  • Patent number: 10211418
    Abstract: A light emitting device includes a plurality of unit light emitting regions on a substrate. At least one of the unit light emitting regions includes at least one pair of first and second electrodes that are spaced apart, at least one first bar-type LED in a first layer on the substrate, and at least one second bar-type LED in a second layer on the substrate. At least one of the first bar-type LED or the second bar-type LED is electrically connected between the first electrode and the second electrode.
    Type: Grant
    Filed: July 14, 2017
    Date of Patent: February 19, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun Deok Im, Jong Hyuk Kang, Dae Hyun Kim, Joo Yeol Lee, Chi O Cho, Hyun Min Cho
  • Patent number: 10209587
    Abstract: The present disclosure provides an array substrate, including: a base substrate, a plurality of scan lines; a plurality of data lines arranged by intersecting with the plurality of scan lines; a plurality of thin film transistors arranged in a matrix, each thin film transistor includes a gate electrode, an active layer and a drain electrode; a planarization layer covering the gate electrode, the active layer and the drain electrode, a position of the planarization layer corresponding to the drain electrode is provided with a through hole penetrating through the planarization layer, and the drain electrode is located in the through hole; a filling electrode, located in the through hole and connected with the drain electrode and covers the drain electrode; and a pixel electrode, indirectly connected with the drain electrode through the filling electrode.
    Type: Grant
    Filed: September 13, 2017
    Date of Patent: February 19, 2019
    Assignee: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventor: Hao Wu
  • Patent number: 10203544
    Abstract: The embodiments of the present invention disclose a polarizer, a manufacturing method thereof, a liquid crystal display panel and a display device.
    Type: Grant
    Filed: July 10, 2015
    Date of Patent: February 12, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Kaidi Fang, Zhengwei Zhu
  • Patent number: 10203562
    Abstract: A liquid crystal display device according to one aspect of the present invention includes: a liquid crystal layer sandwiched between an element substrate and an opposing substrate; a plurality of spacers; and a Hack matrix provided on a surface on the element substrate side of the opposing substrate and having a first portion that extends in a row direction to separate a plurality of subpixels arranged in a column direction and a second portion that extends in the column direction to separate a plurality of subpixels arranged in the row direction, are included. The first portion is formed by alternately disposing first regions and second regions having a narrower area than the first regions every two subpixels arranged in the row direction. The spacer is disposed in any of the first regions. The spacer in disposed in the first regions. Spacers arranged in odd-numbered rows and spacers arranged in even-numbered rows do not adjoin each other in the column direction.
    Type: Grant
    Filed: March 3, 2016
    Date of Patent: February 12, 2019
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Kaori Saitoh, Yasuyoshi Kaise
  • Patent number: 10203546
    Abstract: A liquid crystal display device includes: an upper substrate; a light blocking layer disposed on the upper substrate; a residual pattern disposed on the light blocking layer; a color conversion portion disposed at an area defined by the residual pattern; a planarization layer disposed on the color conversion portion and the residual pattern; and an upper polarization plate disposed on the planarization layer.
    Type: Grant
    Filed: July 13, 2017
    Date of Patent: February 12, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyungtae Chae, Kanguk Kim, Donchan Cho
  • Patent number: 10197835
    Abstract: According to one embodiment, a display device includes a first substrate including a first area, a second area, a third area and a fourth area from an end portion to an inner side in a planar view. An organic insulating film is present in the second area and the third area, and is not present in the fourth area. A conductive film is formed at least on the organic insulating film of the second area. A sealing material is present in the first area, the third area and the fourth area to attach the first substrate and a second substrate. A through portion is adjacent to an inner side of the fourth area and penetrates the first substrate, the second substrate and the sealing material.
    Type: Grant
    Filed: April 2, 2018
    Date of Patent: February 5, 2019
    Assignee: Japan Display Inc.
    Inventors: Satoshi Chinen, Kenji Tanase, Fumihito Shibano, Yuzo Kanari
  • Patent number: 10191346
    Abstract: A blue phase liquid crystal module, a blue phase LCD and the manufacturing are disclosed. The blue phase liquid crystal module includes an up substrate; a down substrate opposite to the up substrate; and blue phase liquid crystals between the up substrate and the down substrate. The down substrate includes at least one wave-shaped insulation layer being arranged with respect to the up substrate and the down substrate. The reflective layer is arranged in a portion of the down substrate. Pixel electrodes and common electrodes are arranged alternately at valleys and at peaks of the wave-shaped insulation layer, and the blue phase liquid crystals are driven by at least one slant electrical field generated between the pixel electrode and the common electrode.
    Type: Grant
    Filed: September 21, 2015
    Date of Patent: January 29, 2019
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd
    Inventor: Yuejun Tang
  • Patent number: 10185185
    Abstract: A display panel includes a first substrate, a second substrate and a light shielding layer located between the first substrate and the second substrate. The light shielding layer includes first connecting portions extending along a first direction, second connecting portions extending along a second direction, extending portions and sub-extending portions connected by the first and second connecting portions. The first connecting portions and the second connecting portions define sub-pixels. The sub-pixels include a first sub-pixel. A projection of the extending portions on the first substrate overlaps the first sub-pixel to form a first overlapping area. A projection of the sub-extending portions on the first substrate overlaps the first sub-pixel to form a second overlapping area. The first overlapping area is greater than the second overlapping area. A largest width of the extending portions is greater than a largest width of the sub-extending portions in the first direction.
    Type: Grant
    Filed: December 8, 2017
    Date of Patent: January 22, 2019
    Assignee: INNOLUX CORPORATION
    Inventors: Yi-Chin Lee, Yu-Lun Hsu
  • Patent number: 10180602
    Abstract: Red pixels (R), blue pixels (B) and green pixels (G) are formed in parallel. First columnar spacers 10 and second columnar spacers 20 are formed on a first substrate. The distance between the first substrate and a second substrate in a normal state is determined by the first columnar spacers 10. The diameter of a light blocking film corresponding to each first columnar spacer 10 is greater than the diameter of a light blocking film corresponding to each second columnar spacer 20. The first columnar spacer 10 is not formed at a boundary between a green pixel (G) and a red pixel (R) or a boundary between a green pixel (G) and a blue pixel (B). The second columnar spacer 20 is formed at a boundary between pixels irrespective of the pixel color. Thus, appropriate color balance can be attained with ease without having a drop in the luminance.
    Type: Grant
    Filed: July 3, 2017
    Date of Patent: January 15, 2019
    Assignee: Japan Display Inc.
    Inventors: Saori Sugiyama, Takanori Nakayama, Yuki Kuramoto
  • Patent number: 10175518
    Abstract: There are provided a display device including a highly reliable wiring having excellent adhesion to an insulating film, and a method for manufacturing the same. A molybdenum-niobium layer has good adhesion to an insulating film, and thus, a first wiring having the molybdenum-niobium layer as an upper layer wiring is tightly adhered to a gate insulating film which is formed on the surface of the upper layer wiring. When there is a need to exchange a semiconductor chip mounted on a connection terminal that is provided at an end portion of a wiring such as a gate lead line or a source lead line formed of the first wiring, an ACF which was used for pressure-bonding of the semiconductor chip remains on the connection terminal even if the semiconductor chip is peeled off.
    Type: Grant
    Filed: July 23, 2015
    Date of Patent: January 8, 2019
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Hidenobu Kimoto, Tetsuya Tarui, Yoshihiro Seguchi, Takehisa Sugimoto
  • Patent number: 10141525
    Abstract: A device in which warpage or distortion is less likely to occur even in a high-temperature or high-humidity environment is provided. A light-emitting device includes a first flexible substrate, a second flexible substrate, and an element layer. The first flexible substrate includes an organic resin. The second flexible substrate includes an organic resin. The element layer is positioned between the first flexible substrate and the second flexible substrate. The element layer includes a light-emitting element. The light-emitting element emits light to the first flexible substrate side. The first flexible substrate has higher average transmittance of light having a wavelength of greater than or equal to 400 nm and less than or equal to 800 nm than the second flexible substrate.
    Type: Grant
    Filed: June 23, 2015
    Date of Patent: November 27, 2018
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Minato Ito, Kohei Yokoyama
  • Patent number: 10129966
    Abstract: Embodiments of the present invention relate to a backlight module, a display device and a method for manufacturing the display device. The backlight module includes: a backlight module body and a conductive light-shielding adhesive for bonding the backlight module body and a display panel, the backlight module body is provided with a connecting wire for electrically connecting to the display panel circuit board arranged on the display panel, the display panel circuit board is provided with a ground terminal. According to the present invention, static electricity on the display panel may flow to the ground terminal through the conductive light-shielding adhesive, the backlight module body and the display panel circuit board, by providing the conductive light-shielding adhesive and the connecting wire on the backlight module, such that the effects of increasing the static electricity protection capability to the backlight module and the life of the display panel are achieved.
    Type: Grant
    Filed: April 14, 2016
    Date of Patent: November 13, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Jiaqiang Wang, Rui Liu, Quanzhong Wang
  • Patent number: 10101622
    Abstract: A fanout wiring structure and LCD panel using the same are described. The fanout wiring structure comprises a substrate; a first wire region comprising first conductive wires with a first electric resistivity wherein each first conductive wire comprises a first end point and a second end point, and the first end point is electrically connected to the signal transmission interface; and a second wire region comprising second conductive wires with second electric resistivity wherein each second conductive wire comprises third end point and fourth end point, and the fourth end point is electrically connected to the signal receiving interface; wherein the second end point is electrically and correspondingly connected to the third end point, and each first conductive wire and each second conductive wire form either a collinear structure or a parallel connection structure to construct the fanout wiring structure for equalizing a resistance of each fanout wiring structure.
    Type: Grant
    Filed: January 6, 2016
    Date of Patent: October 16, 2018
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Cong Wang, Peng Du
  • Patent number: 10095072
    Abstract: A liquid crystal display panel includes first substrate, active switching device, patterned insulating layer, pixel electrode, auxiliary electrode, second substrate, common electrode and liquid crystal molecules. The patterned insulating layer is disposed on the first substrate and includes a plurality of inner insulating branches and slits, and each slit is located between two adjacent inner insulating branches. The pixel electrode is disposed on the patterned insulating layer and electrically connected to the active switching device. The periphery of the pixel electrode overlaps the inner insulating branches. The auxiliary electrode is disposed on the first substrate and at least partially surrounding the pixel electrode. The auxiliary electrode and the pixel electrode are not electrically connected, and the inner insulating branches partially overlap the auxiliary electrode in a vertical projection direction. The common electrode is disposed on the second substrate.
    Type: Grant
    Filed: August 10, 2016
    Date of Patent: October 9, 2018
    Assignee: AU OPTRONICS CORP.
    Inventors: Wei-Cheng Cheng, Chen-Chun Lin, Yi-Chi Lee, Chao-Wei Yeh, Tien-Lun Ting
  • Patent number: 10078234
    Abstract: The present invention provides a liquid crystal display device, in which a test point (TP) is constructed as a triangular structure with a grounding line (L3) arranged opposite to and facing an apex of the triangular structure, such that when static electricity is applied to the test point (TP), the static electricity is discharged, through tip discharging, from the apex of the test point (TP) to the grounding line (L3) to be released through the grounding line (L3) to the ground, whereby the capability of the liquid crystal display device resisting damage caused by static electricity is enhanced and compared to the prior art, no additional component is needed and the transmission of signals is not affected, thereby helping reduce cost and improve stability of the liquid crystal display panel.
    Type: Grant
    Filed: April 8, 2016
    Date of Patent: September 18, 2018
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Jiang Zhu
  • Patent number: 10073304
    Abstract: A display device includes: a lower substrate including a display area and a non-display area; an upper substrate facing the lower substrate; a sealing portion on the non-display area and between the lower substrate and the upper substrate; an optical transmittance layer between the lower substrate and the upper substrate, and surrounded by the sealing portion; a first light blocking portion on the display area of the lower substrate; and a second light blocking portion on the non-display area of the lower substrate. The second light blocking portion includes a base portion, a barrier wall protruding from the base portion and a protruding portion protruding from the barrier wall. A total height of the second light blocking portion at the base portion thereof is less than a total height of the second light blocking portion at the barrier wall and the protruding portion thereof.
    Type: Grant
    Filed: June 20, 2017
    Date of Patent: September 11, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kyungho Kim, Nahyeon Cha
  • Patent number: 10074703
    Abstract: To provide a method for fabricating a light-emitting device using flexible glass which is capable of withstanding a process temperature higher than or equal to 500° C., and the light-emitting device. A second substrate is attached to a support substrate using an adsorption layer. The second substrate is bonded to a backplane substrate provided with a transistor and a light-emitting element. The backplane substrate includes a separation layer and a buffer layer. A first substrate is separated from the backplane substrate by separation between the separation layer and the buffer layer. A flexible third substrate is bonded, using a second adhesive layer, to a surface of the buffer layer exposed by the separation. The support substrate is separated from the second substrate by separation between the second substrate and the adsorption layer.
    Type: Grant
    Filed: November 5, 2015
    Date of Patent: September 11, 2018
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventor: Yoshiharu Hirakata
  • Patent number: 10042215
    Abstract: A liquid crystal display includes a first panel including a first substrate, a first electrode which is disposed on the first substrate and which includes a stem unit including a horizontal stem and a vertical stem dividing a pixel into domains, a branch unit including branch electrodes and extending from at least one stem of the stem unit in one direction, and an external bundling electrode unit connected to an end of at least one of the branch electrodes and disposed along an edge of the pixel, a first slit pattern which is defined in the branch unit, a second slit pattern which contacts the vertical stem and is disposed parallel to the horizontal stem, a third slit pattern which contacts the horizontal stem and is disposed parallel to the vertical stem, and a protrusion unit which is disposed on an outer circumference of the external bundling electrode unit.
    Type: Grant
    Filed: May 26, 2016
    Date of Patent: August 7, 2018
    Assignee: SAMSUNG DISPLAY CO. LTD.
    Inventors: Se Hyun Lee, Ik Han Oh, Wan Namgung, Ho Jun Lee, Youn Hak Jeong, Ki Pyo Hong
  • Patent number: 10036910
    Abstract: According to one embodiment, a display device includes a first substrate including a first area, a second area, a third area and a fourth area from an end portion to an inner side in a planar view. An organic insulating film is present in the second area and the third area, and is not present in the fourth area. A conductive film is formed at least on the organic insulating film of the second area. A sealing material is present in the first area, the third area and the fourth area to attach the first substrate and a second substrate. A through portion is adjacent to an inner side of the fourth area and penetrates the first substrate, the second substrate and the sealing material.
    Type: Grant
    Filed: April 4, 2017
    Date of Patent: July 31, 2018
    Assignee: Japan Display Inc.
    Inventors: Satoshi Chinen, Kenji Tanase, Fumihito Shibano, Yuzo Kanari
  • Patent number: 10032839
    Abstract: A display device is disclosed. In one aspect, the display device includes a display area including a plurality of pixel circuits arranged in a first direction and a second direction crossing the first direction. The display device also includes a plurality of gate lines extending in the first direction and electrically connected to the pixel circuits, and a gate driver electrically connected to the gate lines and disposed in the display area.
    Type: Grant
    Filed: May 19, 2016
    Date of Patent: July 24, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ki Nyeng Kang, Jong Hyun Choi
  • Patent number: 10025413
    Abstract: A touch recognition enabled display panel includes a plurality of common electrode blocks serving as touch-sensing regions and/or touch-driving regions. Conductive lines connected to the common electrode blocks are placed under the common electrode blocks and the pixel electrodes of the pixels, and they are routed across the active area, directly toward an inactive area where drive-integrated circuits are located. The conductive lines are positioned under one or more planarization layers, and are connected to the corresponding common electrode blocks via one or more contact holes.
    Type: Grant
    Filed: August 31, 2015
    Date of Patent: July 17, 2018
    Assignee: LG Display Co., Ltd.
    Inventors: DongSoo Kim, SangHee Yu, SangWoon Kim
  • Patent number: 9991348
    Abstract: An array substrate includes a gate electrode and a source electrode arranged on a base substrate of the array substrate. The source electrode has a first end connected to a pixel electrode on the array substrate, and a second end opposite to the first end. A tip of the second end is provided with an extension portion, and an orthogonal projection of the extension portion onto the base substrate extends beyond an orthogonal projection of the gate electrode onto the base substrate.
    Type: Grant
    Filed: February 15, 2016
    Date of Patent: June 5, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHONGQING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Zhuo Xu, Jaikwang Kim, Rui Wang, Yajie Bai
  • Patent number: 9935182
    Abstract: A method of fabricating a thin film transistor structure is described. An oxide semiconductor layer is fabricated by a self-aligned method and a lift-off process, and a source electrode and a drain electrode are fabricated by another lift-off process, so as to solve a problem in the conventional technology, wherein a semiconductor channel is damaged when an etching is performed, and a problem of raising a process cost due to the increasing complexity of the process.
    Type: Grant
    Filed: June 17, 2016
    Date of Patent: April 3, 2018
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventor: Wen Shi
  • Patent number: 9927665
    Abstract: A liquid crystal display is divided into a first region and a second region by a virtual central line that passes through a central point of the LCD and extends along a first direction, where the first region comprises a plurality of dots, each comprising a first pixel, a second pixel and a third pixel displaying different colors, wherein the plurality of dots are repeatedly arranged along a second direction intersecting the first direction and comprise a first dot and a second dot, wherein a first distance between the first pixel of the first dot and the central line is greater than a second distance between the first pixel of the second dot and the central line, and the area of the first pixel of the first dot is less than that of the first pixel of the second dot.
    Type: Grant
    Filed: November 24, 2015
    Date of Patent: March 27, 2018
    Assignee: SAMSUNG DISPLAY CO. LTD.
    Inventors: Ka Eun Kim, Ki Chul Shin