Making Emissive Array Patents (Class 438/34)
  • Patent number: 12130994
    Abstract: Provided is a display device. According to an aspect of the present disclosure, there is provided a display device. The display device includes a display panel including a display area and a non-display area. The display device further includes a plurality of first touch electrodes disposed in the display area and arranged in a first direction. The display device further includes a plurality of second touch electrodes disposed in the display area and arranged in a second direction perpendicular to the first direction. The display device further includes a bridge portion disposed between the plurality of first touch electrodes and including a first touch connection line configured to connect the plurality of first touch electrodes.
    Type: Grant
    Filed: November 22, 2022
    Date of Patent: October 29, 2024
    Assignee: LG Display Co., Ltd.
    Inventor: Jongmoo Ha
  • Patent number: 12111525
    Abstract: An electronic structure includes a substrate, a plurality of electronic units disposed on the substrate, and a circuit structure electrically connected with at least one of the plurality of electronic units. The substrate has a first flat part and a curved part connected with the first flat part. Two adjacent ones of the plurality of electronic units on the first flat part have a first pitch in a first direction parallel to a surface of the first flat part Another two adjacent ones of the plurality of electronic units on the curved part have a second pitch different from the first pitch in a second direction parallel to a surface of the curved part. In a normal direction of the first flat part, at least a portion of the circuit structure overlaps a region between another two of the plurality of electronic units on the first flat part.
    Type: Grant
    Filed: October 5, 2023
    Date of Patent: October 8, 2024
    Assignee: InnoLux Corporation
    Inventors: Yu-Chih Tseng, Yu-Chia Huang, Chu-Hong Lai
  • Patent number: 12113133
    Abstract: A metal oxide transistor, display panel and display apparatus are provided. The metal oxide transistor has characteristics of low off-state leakage current and high conductivity. In an embodiment, the metal oxide transistor includes first gate electrode, an active layer, second gate electrode, and source-drain electrode. Source-drain electrode includes source electrode and drain electrode. Active layer includes active sub-layers, active sub-layer includes metal oxide and has semiconductor zone. Active sub-layers includes first active sub-layer, second active sub-layer and third active sub-layer, first active sub-layer is located between second active sub-layer and first gate electrode, and third active sub-layer is located between second active sub-layer and second gate electrode.
    Type: Grant
    Filed: December 28, 2021
    Date of Patent: October 8, 2024
    Assignee: WUHAN TIANMA MICROELECTRONICS CO., LTD.
    Inventor: Qinyuan Zhang
  • Patent number: 12108630
    Abstract: Embodiments of the present disclosure are related to a display device, as arranging a storage capacitor and an active pattern disposed on a subpixel by using an active layer that a semiconductor layer and a conductive layer are laminated, an area of the storage capacitor can be increased efficiently and methods can be provided to use an area overlapped with a contact-hole located on the active pattern as an area of the storage capacitor. Furthermore, as a location of the contact-hole is adjusted easily, by making the contact-hole not to be disposed on an area adjacent to a driving transistor, a size of the driving transistor can be increased and an aperture ratio of the subpixel can be improved.
    Type: Grant
    Filed: November 30, 2021
    Date of Patent: October 1, 2024
    Assignee: LG DISPLAY CO., LTD.
    Inventors: HyunHaeng Lee, Kiwoong Song
  • Patent number: 12107200
    Abstract: A backplane includes a drive substrate, a buffer layer, and a reflective layer. The buffer layer is disposed on the drive substrate. The reflective layer is disposed on the buffer layer. In the present disclosure, the buffer layer is provided on the drive substrate to protect the drive substrate during a screen printing process of the reflective layer. An light emitting diode panel is also provided.
    Type: Grant
    Filed: December 18, 2020
    Date of Patent: October 1, 2024
    Inventor: Lanyan Li
  • Patent number: 12108648
    Abstract: A display panel having an improved opening ratio and a manufacturing method of the display panel are discussed. In the display panel, a storage capacitor includes a bottom electrode, a buffer layer disposed on the bottom electrode, a middle electrode covering a portion of the buffer layer, a gate insulating layer covering the middle electrode and the buffer layer, and an upper electrode covering a portion of the gate insulating layer. In the buffer layer, a thickness of a first area covering the middle electrode is greater than a thickness of a second area that is in contact with the gate insulating layer.
    Type: Grant
    Filed: December 9, 2021
    Date of Patent: October 1, 2024
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Hangyu Jung, Woojung Byun
  • Patent number: 12101959
    Abstract: A display panel has an active area and a peripheral area. The display panel includes a base, at least one barrier, and a filling pattern. The at least one barrier is disposed on the base and located in the peripheral area. The at least one barrier has a first top face, a first bottom face, and first side faces connected to the first top face and the first bottom face. The first top face and the first bottom face of the at least one barrier are disposed opposite to each other in a direction perpendicular to the base, and the first bottom face is closer to the base than the first top face. The filling pattern is disposed outside a barrier and located a connecting position between a first side face and the first bottom face. A slope of a side face of an outer contour formed by the barrier and at least one filling pattern as a whole is smaller than a slope of the first side face.
    Type: Grant
    Filed: August 11, 2020
    Date of Patent: September 24, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ping Wen, Zhiliang Jiang, Ge Wang
  • Patent number: 12100329
    Abstract: A display device is provided. The display device includes a first pixel including a first light emission area, a second pixel adjacent to the first pixel in a column direction, and including a second light emission area, a transistor area overlapped with each of the first pixel and the second pixel, and coupled to the first light emission area and the second light emission area, and a light-transmissive area adjacent to the transistor area in a row direction crossing the column direction.
    Type: Grant
    Filed: December 7, 2022
    Date of Patent: September 24, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sun Kwun Son, Dong Hee Shin, Na Hyeon Cha
  • Patent number: 12101954
    Abstract: An opto-electronic device includes: (1) a subpixel region including: an electrode; an organic layer disposed over the electrode; and a conductive coating disposed over the organic layer; and (2) a light transmissive region including a nucleation inhibiting coating, wherein a surface of the nucleation inhibiting coating in the light transmissive region is substantially free of the conductive coating.
    Type: Grant
    Filed: May 20, 2020
    Date of Patent: September 24, 2024
    Assignee: OTI Lumionics Inc.
    Inventors: Michael Helander, Zhibin Wang, Yi-Lu Chang, Qi Wang, Jacky Qiu
  • Patent number: 12087779
    Abstract: A barrier film is formed on a resin layer so as to include a missing part where a portion of the barrier film is missing in a central end region of the resin layer.
    Type: Grant
    Filed: July 2, 2023
    Date of Patent: September 10, 2024
    Assignee: SHARP KABUSHIKI KAISHA
    Inventor: Tetsunori Tanaka
  • Patent number: 12085815
    Abstract: A substrate module, a display apparatus, and a liquid crystal antenna are provided in the present disclosure. The substrate module includes a first substrate. The first substrate includes a first sub-region and a second sub-region; the second sub-region includes a binding region; and the binding region includes first pins. The first sub-region includes first loads, and a first sub-pin is electrically connected to the first load. The second sub-region includes at least one second load, and a second sub-pin is electrically connected to the second load. The second load includes a capacitor including a first capacitor. The first substrate includes a first base substrate, a first electrode layer, a first insulating layer and a second electrode layer. Along a direction perpendicular to a plane of the base substrate, an overlapping portion of a first electrode portion and a second electrode portion forms the first capacitor.
    Type: Grant
    Filed: August 4, 2022
    Date of Patent: September 10, 2024
    Assignee: Shanghai Tianma Micro-Electronics Co., Ltd.
    Inventors: Zhenyu Jia, Kerui Xi, Ping Su, Baiquan Lin, Linzhi Wang, Qingsan Zhu, Xiaonan Han, Yifan Xing, Xin Li, Feng Qin
  • Patent number: 12089458
    Abstract: A display panel includes a main display area, a component area, and a peripheral area includes a substrate, a main pixel circuit and a main display element connected to the main pixel circuit, the main pixel circuit and the main display element being located on the substrate at the main display area, an auxiliary display element located on the substrate at the component area; an auxiliary pixel circuit located on the substrate at the peripheral area; a connection wiring connecting the auxiliary display element to the auxiliary pixel circuit; and a first conductive layer overlapping the auxiliary display element at the component area, the first conductive layer including a plurality of first holes.
    Type: Grant
    Filed: October 13, 2021
    Date of Patent: September 10, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sungjin Hong, Joohee Jeon, Chungsock Choi, Gunhee Kim, Sunyoung Jung
  • Patent number: 12087215
    Abstract: A display substrate includes a plurality of sub-pixels, wherein at least one sub-pixel includes a driving circuit layer and a light emitting structure layer disposed on the driving circuit layer; the driving circuit layer includes a pixel driving circuit, and the light emitting structure layer includes a light emitting device connected with the pixel driving circuit; the pixel driving circuit includes a reset sub-circuit, a writing sub-circuit, a driving sub-circuit, a compensation sub-circuit, an energy storage sub-circuit and a light emitting control sub-circuit; and at least one of the reset sub-circuit, the compensation sub-circuit, and the writing sub-circuit includes an oxide transistor and a one-way conductive device.
    Type: Grant
    Filed: June 23, 2021
    Date of Patent: September 10, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventors: Peng Huang, Zhu Wang, Tao Gao, Ling Shi
  • Patent number: 12080543
    Abstract: A display panel includes a substrate, a first metal layer, and a first insulating layer, an oxide semiconductor layer, a second insulating layer, a second metal layer, a third insulating layer, and a third metal layer stacked on each other sequentially. The first insulating layer includes a first region and a second region adjacent to the first region, and a thickness of the second region is less than a thickness of the first region. A projection of at least a portion of the oxide semiconductor layer projected on the substrate overlaps with a projection of the first metal layer projected on the substrate. The third metal layer is connected to the first metal layer through a third via hole, and the third via hole is extended through the first insulating layer and the third insulating layer.
    Type: Grant
    Filed: December 16, 2021
    Date of Patent: September 3, 2024
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Yuanpeng Chen, Yuanjun Hsu
  • Patent number: 12082452
    Abstract: A display apparatus includes a display area including pixels; a non-display area adjacent to the display area; a first planarization layer located in the display area and the non-display area; a second planarization layer on the first planarization layer; an organic insulating layer on the second planarization layer; a first dam on the first planarization layer, including the second planarization layer and the organic insulating layer, and surrounding the display area; a second dam disposed outside the first dam, including the second planarization layer and the organic insulating layer, and surrounding the first dam; and a monitoring bank disposed between the display area and the first dam and including the second planarization layer and the organic insulating layer. A thickness of the second planarization layer included in the monitoring bank is less than a thickness of the second planarization layer included in the first dam.
    Type: Grant
    Filed: May 2, 2023
    Date of Patent: September 3, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yujin Jeon, Wonse Lee, Sukyoung Kim, Donghyeon Jang
  • Patent number: 12069892
    Abstract: A display apparatus includes a substrate, a first display area, a first pixel area, a second pixel area spaced apart from the first pixel area, and a transmission area, and a second display area, a first pixel on the first pixel area including a first pixel electrode, a first opposite electrode, and a first intermediate layer between the first pixel electrode and the first opposite electrode, a second pixel on the second pixel area and including a second pixel electrode, a second opposite electrode, and a second intermediate layer between the second pixel electrode and the second opposite electrode, and a bridge electrode electrically connecting the first opposite electrode to the second opposite electrode, a thickness of the bridge electrode varies in a direction from one of the first opposite electrode and the second opposite electrode toward the other one of the first opposite electrode and the second opposite electrode.
    Type: Grant
    Filed: July 16, 2020
    Date of Patent: August 20, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jeongkuk Kim, Youngmin Moon, Kyuhwan Hwang
  • Patent number: 12068416
    Abstract: A thin film transistor and a manufacturing method thereof are provided. The thin film transistor includes a composite electrode including a barrier layer and an electrode layer. The barrier layer has a protruding part relative to the electrode layer, an orthographic projection of the protruding part on the composite electrode protrudes beyond an orthographic projection of the electrode layer on the composite electrode, and a length of the protruding part ranges from 0.3 um to 0.5 um. The thin film transistor and the manufacturing method thereof of the present disclosure can relieve light leakage, thereby improving a contrast ratio of products.
    Type: Grant
    Filed: December 29, 2020
    Date of Patent: August 20, 2024
    Inventor: Xiaobo Hu
  • Patent number: 12068333
    Abstract: A display substrate, a display panel, and a display device are provided. The display substrate includes: a base substrate; a first semiconductor layer on the base substrate; and a second semiconductor layer on a side of the first semiconductor layer away from the base substrate. The display substrate further includes a plurality of thin film transistors on the base substrate, which at least include a first transistor, a second transistor and a third transistor. Each of the plurality of thin film transistors includes an active layer. The active layer of at least one of the first transistor and the second transistor is located in the second semiconductor layer and contains an oxide semiconductor material. The active layer of the third transistor is located in the first semiconductor layer and contains a polysilicon semiconductor material. At least one of the first transistor and the second transistor has a dual-gate structure.
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: August 20, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Tao Gao, Peng Huang, Bingqiang Gui, Ke Yang
  • Patent number: 12069900
    Abstract: A manufacturing method of a display panel and the display panel are disclosed. The manufacturing method of the display panel generates electric fields between pixel electrode layers or between the pixel electrode layers and electrode layers. The electric fields have a horizontal component and a vertical component. The vertical component of the electric fields provides a force of depositing on the pixel electrode layers for charged groups in a material of light-emitting functional layers. Therefore, the method can prompt an ink of a light-emitting functional material to be deposited on the pixel electrode layers.
    Type: Grant
    Filed: May 31, 2021
    Date of Patent: August 20, 2024
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Lixuan Chen, Jinyang Zhao
  • Patent number: 12063848
    Abstract: A mask includes a first mask that includes a first long side that extends in a first direction and a first short side that extends in a second direction that crosses the first direction and that includes a first edge portion, a first center portion, and a first welded portion, that are sequentially arranged in the first direction. The mask further includes a second mask that includes a second long side that extends in the first direction and a second short side that extends in the second direction and that includes a second welded portion, a second center portion, and a second edge portion, that are sequentially arranged in the first direction. The first welded portion is in contact with the second welded portion.
    Type: Grant
    Filed: March 21, 2023
    Date of Patent: August 13, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seil Kim, Euigyu Kim, Kwanhee Lee, Sang Min Yi, Junhyeuk Ko, Seungju Hong
  • Patent number: 12057042
    Abstract: A display device includes: a display panel; and an inspection circuit at a non-display area. The display panel includes: first data lines at a display area; first connection lines at the non-display area; second data lines at the display area; and second connection lines at the non-display area. The inspection circuit includes: first transistors to be controlled by a first inspection signal of a first inspection line; second transistors to be controlled by a second inspection signal of a second inspection line; third transistors to be controlled by a third inspection signal of a third inspection line; fourth transistors to be controlled by a fourth inspection signal of a fourth inspection line; fifth transistors to be controlled by a fifth inspection signal of a fifth inspection line; and sixth transistors to be controlled by a sixth inspection signal of a sixth inspection line.
    Type: Grant
    Filed: June 22, 2023
    Date of Patent: August 6, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Choonghee Oh, Taehoon Kwon
  • Patent number: 12051772
    Abstract: A display device includes: a first substrate; a plurality of metal layers on the first substrate and separated from each other; a buffer layer on the metal layer; a semiconductor layer on the buffer layer; a gate conductive layer on the semiconductor layer; a data conductive layer connected to the semiconductor layer; and a light-emitting element connected to the data conductive layer, wherein the metal layer includes a first portion partially overlapping the semiconductor layer in a third direction perpendicular to the surface of the first substrate, a second portion where the metal layer completely overlaps the semiconductor layer in the third direction, and a third portion where the metal layer does not overlap the semiconductor layer in the third direction.
    Type: Grant
    Filed: September 14, 2021
    Date of Patent: July 30, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seung Bo Shim, Chang Woo Kwon, Bong-Kyun Kim, Jin SueK Kim, Hyo Suk Park, Ho Kil Oh, Eung Gyu Lee, Wan-Soon Im, Joon Hoo Choi
  • Patent number: 12052895
    Abstract: The application provides a display panel, a display motherboard, and a display device. Each pixel repeating unit in the display panel includes a first pixel. The first pixel has: a first sub-pixel with a long side extending in a first direction; and a second sub-pixel and a third sub-pixel arranged in the first direction. The first sub-pixel, the second sub-pixel, and the third sub-pixel are respectively located on both sides of a corresponding first bank, so as to reduce number of the first bank. Therefore, a pixel area ratio is improved, which is beneficial to mass production.
    Type: Grant
    Filed: May 28, 2021
    Date of Patent: July 30, 2024
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Zhibin Han
  • Patent number: 12048205
    Abstract: Provided is a display substrate. The display substrate includes a base substrate, a patterned film disposed on a side of the base substrate, and a planarization film disposed on a side, distal from the base substrate, of the patterned film, wherein a surface, distal from the base substrate, of the patterned film has a depressed portion and a non-depressed portion. A thickness of the depressed portion is less than a thickness of the non-depressed portion, and lyophilicity of the depressed portion is higher than the lyophilicity of the non-depressed portion.
    Type: Grant
    Filed: November 5, 2021
    Date of Patent: July 23, 2024
    Assignees: HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wenming Ren, Feifei Zhu, Wenbin Jia
  • Patent number: 12046496
    Abstract: A device of mass transferring chips includes a first substrate, which includes a first surface with a chip-connecting area configured to attach a chip, a second surface opposite to the first surface, and a patterned recess. The patterned recess is disposed on the first surface or the second surface. A projection of at least a portion of the patterned recess on the first surface is spaced apart from the chip-connecting area. The device further includes a second substrate with a third surface. The third surface has a chip-receiving area configured to attach the chip from the first substrate.
    Type: Grant
    Filed: September 22, 2021
    Date of Patent: July 23, 2024
    Assignee: AU OPTRONICS CORPORATION
    Inventors: Wei-Chieh Chen, Kuan-Yi Lee, Wen-Hsien Tseng
  • Patent number: 12035571
    Abstract: According to one embodiment, a display device includes a base, a first insulating layer, first and second lower electrodes, a second insulating layer including a first opening, a second opening, and a first trench, an organic layer including a light-emitting layer and an upper electrode, and the first trench includes a bottom surface and first and second side surfaces, an interval between the first side surface and the second side surface in an upper portion of the first trench is smaller than that in the bottom surface, and the organic layer includes a first portion covering the first lower electrode, a second portion covering the second lower electrode and a third portion disposed on the bottom surface.
    Type: Grant
    Filed: January 19, 2022
    Date of Patent: July 9, 2024
    Assignee: Japan Display Inc.
    Inventor: Kenji Harada
  • Patent number: 12034052
    Abstract: A semiconductor device and a manufacturing method thereof are provided. The semiconductor device includes a semiconductor channel layer, a gate structure, complex regions, a source terminal and a drain terminal. The gate structure is disposed on the semiconductor channel layer. The source terminal and the drain terminal are disposed on the semiconductor channel layer. The complex regions ae respectively disposed between the source terminal and the semiconductor channel layer and between the drain terminal and the semiconductor channel layer.
    Type: Grant
    Filed: July 12, 2023
    Date of Patent: July 9, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventor: Georgios Vellianitis
  • Patent number: 12022721
    Abstract: An electroluminescent display device includes a substrate on which a display area and a non-display area are defined; first, second and third sub-pixel rows in the display area each including a plurality of sub-pixels arranged along a first direction and disposed along a second direction; a light-emitting diode disposed at each of the plurality of sub-pixels and including a first electrode, a light-emitting layer and a second electrode; a dummy sub-pixel in the non-display area and corresponding to the second sub-pixel row; and a partition wall across the third sub-pixel row along the first direction and disposed on the first electrodes of the third sub-pixel row, wherein a width of the second sub-pixel row along the second direction is larger than a width of the first sub-pixel row and smaller than a width of the third sub-pixel row.
    Type: Grant
    Filed: December 28, 2020
    Date of Patent: June 25, 2024
    Assignee: LG Display Co., Ltd.
    Inventors: Hyuk-Chan Gee, Sang-Bin Lee, Nack-Youn Jung, Jun-Ho Youn, Jeong-Mook Choi
  • Patent number: 12022676
    Abstract: A display panel includes a substrate including an emission area and a non-emission area; an auxiliary electrode placed in the non-emission area, and supplied with power for driving the display panel; a protective layer placed on the auxiliary electrode; a contact hole penetrating through the protective layer, and exposing the auxiliary electrode; a connection electrode placed in such a manner as to be in contact with the auxiliary electrode within the contact hole; an electron auxiliary layer placed on the connection electrode; a cathode electrode placed on the electron auxiliary layer; and a protrusion formed protruding from the connection electrode, wherein the protrusion is formed in such a manner as to form a shade region on the connection electrode, and the cathode electrode is in contact with the connection electrode in the shade region.
    Type: Grant
    Filed: December 30, 2020
    Date of Patent: June 25, 2024
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Jeongwon Lee, Jaeki Lee, Seonghyun Kim, Changyong Gong
  • Patent number: 12022697
    Abstract: A method of fabricating a display panel includes forming a first conductive layer on a base substrate, wherein the first conductive layer is formed in an encapsulated area and a peripheral area of the display panel; forming an organic insulating layer on a side of the first conductive layer away from the base substrate, wherein the organic insulating layer is formed to be limited in the encapsulated area; forming a first inorganic insulating layer on a side of the organic insulating layer away from the base substrate; forming a second conductive layer on a side of the organic insulating layer and the first inorganic insulating layer away from the base substrate, wherein the second conductive layer is formed in the encapsulated area and the peripheral area; and forming a second inorganic insulating layer, the second inorganic insulating layer formed between the organic insulating layer and the first conductive layer.
    Type: Grant
    Filed: May 23, 2022
    Date of Patent: June 25, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Ming Yang, Can Zhang, Minghua Xuan, Chuanxiang Xu, Feng Zhang, Zhongyuan Sun, Xiaochuan Chen
  • Patent number: 12001114
    Abstract: The present disclosure is in the field of an electrophoretic device for switching between a transparent and non-transparent mode, comprising a fluid and particles, electrodes for moving said particles, and comprising various further elements, as well as uses thereof, in particular as a window blind.
    Type: Grant
    Filed: November 2, 2020
    Date of Patent: June 4, 2024
    Assignee: ELSTAR DYNAMICS PATENTS B.V.
    Inventor: Romaric Mathieu Massard
  • Patent number: 11997867
    Abstract: A display device includes a first substrate, a plurality of light emitting elements that is provided on the first substrate, a second substrate that is provided so as to face a plurality of the light emitting elements, a wall portion that is provided on the first substrate, surrounds an effective pixel area, and supports the second substrate, and a filling resin layer with which a space surrounded by the first substrate, the second substrate, and the wall portion is filled.
    Type: Grant
    Filed: November 12, 2019
    Date of Patent: May 28, 2024
    Assignee: SONY CORPORATION
    Inventors: Hiroshi Fujimaki, Yoshinori Uchida
  • Patent number: 11990563
    Abstract: A nanorod light emitting device, a method of manufacturing the same, and a display apparatus including the nanorod light emitting device are provided. The nanorod light emitting device includes a first semiconductor layer doped with a first conductivity type, a light emitting layer disposed on the first semiconductor layer, and a second semiconductor layer disposed on the light emitting layer and doped with a second conductivity type that is electrically opposite to the first conductivity type, wherein a distance between a lower surface of the first semiconductor layer and an upper surface of the second semiconductor layer is in a range of about 2 ?m to about 10 ?m, wherein a difference between a diameter of the upper surface of the second semiconductor layer and the lower surface of the first semiconductor layer is 10% or less of a diameter of the upper surface of the second semiconductor layer.
    Type: Grant
    Filed: March 10, 2021
    Date of Patent: May 21, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Joohun Han, Junhee Choi, Nakhyun Kim, Dongho Kim, Jinjoo Park
  • Patent number: 11991908
    Abstract: A display device includes an array substrate including a pixel array disposed in a display area, an encapsulation substrate, and a sealing member disposed between the array substrate and the encapsulation substrate to combine the array substrate with the encapsulation substrate. The array substrate includes a signal transfer wing overlapping the sealing member and electrically connected to the pixel array, an insulation layer covering the signal transfer wiring and including an inorganic material, a power transfer wiring disposed on the insulation layer, overlapping the sealing member and having a multi-wiring structure, and an expansion pattern connected to the power transfer wiring, having a thickness smaller than an entire thickness of the power transfer wiring and overlapping the sealing member and the signal transfer wiring. An outer edge of the expansion pattern is disposed within a sealing area where the sealing member is disposed.
    Type: Grant
    Filed: July 16, 2021
    Date of Patent: May 21, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang-Ho Moon, Chungi You, Taejong Eom
  • Patent number: 11991919
    Abstract: A display device is disclosed. In one aspect, the display device includes a flexible substrate capable of being bent in a first direction and an insulating layer including a first opening pattern positioned on the flexible substrate and extending in a second direction crossing the first direction.
    Type: Grant
    Filed: March 6, 2023
    Date of Patent: May 21, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae Woong Kim, Hyun Woo Koo, Young Gug Seol
  • Patent number: 11980063
    Abstract: A display device includes a substrate including a display area and a non-display area adjacent to the display area. The non-display area includes a blocking region. An organic layer is disposed on the substrate. An emission layer is disposed in the display area of the substrate. An auxiliary pattern is disposed in the blocking region of the non-display area of the substrate. A thin film encapsulation layer is disposed on the substrate and overlaps the emission layer and the blocking region. The organic layer has a groove penetrating an entire thickness of the organic layer in the blocking region. The auxiliary pattern overlaps the groove. The auxiliary pattern includes a same material as a gate electrode disposed in the display area of the substrate.
    Type: Grant
    Filed: April 27, 2021
    Date of Patent: May 7, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki Hoon Kim, Deuk Jong Kim, Jae Hak Lee
  • Patent number: 11958280
    Abstract: A stretchable electronic device is provided. The stretchable electronic device includes a stretchable elastomer polymer base substrate; a plurality of electronic devices; and a plurality of recesses partially extending into the stretchable elastomer polymer base substrate. The stretchable elastomer polymer base substrate includes a plurality of stiffened portions respectively in a plurality of stiffened regions spaced apart by one or more elastomeric portions in one or more elastomeric regions. A respective electronic device of the plurality of electronic devices is at least partially in a respective recess of the plurality of recesses, and is in a respective stiffened region of the plurality of stiffened regions. The respective electronic device in the respective recess is stacked on a respective stiffened portion of the plurality of stiffened portions.
    Type: Grant
    Filed: October 29, 2022
    Date of Patent: April 16, 2024
    Assignees: Chengdu BOE Optoelectronics Technology Co., Ltd., BOE Technology Group Co., Ltd.
    Inventor: Yingsong Xu
  • Patent number: 11963399
    Abstract: A display device includes a substrate including pixels including a first pixel and a second pixel, a driver of the first pixel disposed on the substrate, a driver of the second pixel disposed on the substrate, a first pixel electrode overlapping the driver of the first pixel and electrically connected to the driver of the first pixel, a second pixel electrode overlapping the driver of the first pixel and the driver of the second pixel and electrically connected to the driver of the second pixel, an emission layer disposed on the first pixel electrode and the second pixel electrode, and a common electrode disposed on the emission layer, wherein the second pixel electrode includes a first opening overlapping the driver of the first pixel.
    Type: Grant
    Filed: June 16, 2021
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kwang Soo Lee, Seul-Ki Kim, Seung Rae Kim, Jae Hyun Lee, Ki Su Jin
  • Patent number: 11948815
    Abstract: Mass transfer tools and methods for high density transfer of arrays of micro devices are described. In an embodiment, a mass transfer tool includes a micro pick up array with an array of transfer heads arranged in clusters. The clusters of transfer heads can be used to pick up a high density group of micro devices followed by sequential placement onto a receiving substrate.
    Type: Grant
    Filed: June 11, 2021
    Date of Patent: April 2, 2024
    Assignee: Apple Inc.
    Inventors: Antoine Manens, Dariusz Golda, Hyeun-Su Kim
  • Patent number: 11950475
    Abstract: A display device includes a display panel having first and second regions with the second region having a higher resolution than the first region and an electronic module under the first region. The display panel includes first and second emission layers in a first sub-region of the first region with the second emission layer being spaced apart from the first emission layer. The first emission layer has a first light-emitting portion and a second light-emitting portion adjacent to the first light-emitting portion in a first direction, and the second emission layer has a third light-emitting portion and a fourth light-emitting portion adjacent to the third light-emitting portion in the first direction. The first light-emitting portion is inclined from the second light-emitting portion toward a lower surface of the display panel, and the fourth light-emitting portion is inclined from the third light-emitting portion toward an upper surface of the display panel.
    Type: Grant
    Filed: January 27, 2023
    Date of Patent: April 2, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang Min Hong, Wonju Kwon, Heeseong Jeong
  • Patent number: 11948500
    Abstract: A display substrate and a manufacturing method thereof, and a display device are provided. In the display substrate, each signal line includes a first conductive portion; for at least one signal line, the display substrate includes a multi-layer insulating pattern on a side of the first conductive portion of each signal line away from the base substrate, and at least one insulating pattern covers a surface of a side of the first conductive portion away from the base substrate; a first insulating pattern in the multi-layer insulating pattern includes a hollow, and an orthographic projection of the hollow on the base substrate is at least partially in a region surrounded by an orthographic projection of the first conductive portion on the base substrate; and a material of the first insulating pattern includes an organic insulating material.
    Type: Grant
    Filed: May 31, 2021
    Date of Patent: April 2, 2024
    Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Cong Liu, Binyan Wang, Tianyi Cheng, Feng Wei, Meng Li, Shiqian Dai, Kaipeng Sun
  • Patent number: 11950467
    Abstract: A display device includes a driving member which provides an electrical signal and includes a connection terminal which transmits the electrical signal, a pad electrode which receives the electrical signal from the driving member and is electrically connected to the connection terminal of the driving member, an organic layer on the pad electrode, the organic layer including a side surface defining an opening of the organic layer which exposes the pad electrode to outside the organic layer and within the opening, a protrusion protruding from the side surface, and a connection conductive layer which electrically connects the pad electrode to the connection terminal, within the opening of the organic layer, where the connection conductive layer covers each of the pad electrode which is exposed by the opening of the organic layer, the side surface of the organic layer, and the protrusion of the organic layer.
    Type: Grant
    Filed: February 25, 2022
    Date of Patent: April 2, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Byoungyong Kim, Sanghyeon Song
  • Patent number: 11943949
    Abstract: A display panel includes a first substrate including a first leading line, a second substrate including a cover plate, a first electrode disposed on the cover plate in a direction of the first substrate and extending from a non-light-emitting region to light-emitting region, and a second leading line disposed on the first electrode.
    Type: Grant
    Filed: January 16, 2020
    Date of Patent: March 26, 2024
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Shiqi Liu
  • Patent number: 11943972
    Abstract: The present disclosure provides a display panel and a manufacturing method thereof, which include a flexible substrate, an array layer, a pixel definition layer, an insulating layer, a light-emitting layer, an additional layer, and a first inorganic layer. The array layer, the pixel definition layer, and the insulating layer are sequentially disposed on the flexible substrate, the insulating layer includes first through holes and second through holes, the light-emitting layer is filled in the first through holes, and the additional layer is disposed on the pixel definition layer, in the second through holes, and on the insulating layer and the light-emitting layer. The first inorganic layer is disposed on the array layer and the additional layer.
    Type: Grant
    Filed: June 17, 2020
    Date of Patent: March 26, 2024
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Jiajia Sun
  • Patent number: 11937474
    Abstract: A display substrate and a manufacturing method and a display device are provided. The display substrate includes: a first electrode pattern, a connecting electrode pattern, a second electrode, and a light-emitting functional layer. The first electrode pattern is located in a display region and includes a plurality of first electrodes spaced apart from each other. The connecting electrode pattern is located in a peripheral region and includes a plurality of connecting electrodes. The second electrode is connected with the connecting electrode pattern, the second electrode and the first electrode pattern being spaced apart from each other. The light-emitting functional layer is located between the first electrode pattern and the second electrode, the connecting electrode pattern surrounds the first electrode pattern, and at least two of the plurality of connecting electrodes are each of a block shape and are spaced apart from each other.
    Type: Grant
    Filed: June 22, 2022
    Date of Patent: March 19, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Pengcheng Lu, Yunlong Li, Yuanlan Tian, Yu Ao
  • Patent number: 11935876
    Abstract: A light-emitting element ink, a display device, and a method of fabricating the display device are provided. The light-emitting element ink includes a light-emitting element solvent, light-emitting elements dispersed in the light-emitting element solvent, each of the light-emitting elements including a plurality of semiconductor layers and an insulating film that surrounds parts of outer surfaces of the semiconductor layers, and a surfactant dispersed in the light-emitting element solvent, the surfactant including a fluorine-based and/or a silicon-based surfactant.
    Type: Grant
    Filed: April 27, 2021
    Date of Patent: March 19, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jun Bo Sim, Duk Ki Kim, Yong Hwi Kim, Hyo Jin Ko, Chang Hee Lee, Chan Woo Joo, Jae Kook Ha, Na Mi Hong
  • Patent number: 11937462
    Abstract: An electroluminescent display device includes an electroluminescent display device includes a substrate; a first pixel row on the substrate including a first plurality of pixels arranged along a first direction; a second pixel row on the substrate including a second plurality of pixels arranged along the first direction, the second pixel row being spaced apart from the first pixel row in a second direction; a first groove between the first and second pixel rows; and a light emitting diode in each pixel of the first and second pixel rows, wherein the first groove includes a first portion at one end of the first pixel row, a second portion at the other end of the first pixel row and a third portion between the first and second portions, and wherein third portion is smaller than the first portion and greater than the second portion.
    Type: Grant
    Filed: February 23, 2022
    Date of Patent: March 19, 2024
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Jeong-Mook Choi, Nack-Youn Jung, Hee-Jin Kim, Hak-Min Lee, Myung-O Joo, Sung-Soo Park
  • Patent number: 11925078
    Abstract: A display device includes the following: a resin substrate; a TFT layer disposed on the resin substrate, the TFT layer having a stack of, in sequence, a base coat film, a semiconductor film, a gate insulating film, a first metal film, an interlayer insulating film, a second metal film, and a flattening film; a light-emitting element disposed on the TFT layer and forming a display region; and a plurality of TFTs disposed in the TFT layer in the display region. The base coat film includes an amorphous silicon film disposed at least all over the display region.
    Type: Grant
    Filed: September 21, 2018
    Date of Patent: March 5, 2024
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Tokuo Yoshida, Tohru Okabe
  • Patent number: 11917882
    Abstract: A light-emitting device, an electronic device, or a lighting device with low power consumption and high reliability is provided. The light-emitting device includes a first light-emitting element, a second light-emitting element, a third light-emitting element, and a fourth light-emitting element. The first to fourth light-emitting elements include the same EL layer between an anode and a cathode. The EL layer includes a first light-emitting layer and a second light-emitting layer. The first light-emitting layer contains a fluorescent substance. The peak wavelength of an emission spectrum of the fluorescent substance in a toluene solution of the fluorescent substance is 440 nm to 460 nm, preferably 440 nm to 455 nm. The second light-emitting layer contains a phosphorescent substance. The first light-emitting element exhibits blue emission. The second light-emitting element exhibits green emission. The third light-emitting element exhibits red emission.
    Type: Grant
    Filed: November 25, 2020
    Date of Patent: February 27, 2024
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Satoshi Seo, Toshiki Sasaki, Tsunenori Suzuki, Sachiko Kawakami, Naoaki Hashimoto
  • Patent number: 11906869
    Abstract: The present disclosure is in the field of an electrophoretic device for switching between a transparent and non-transparent mode, comprising a fluid and particles, electrodes for moving said particles, and comprising various further elements, as well as uses thereof, in particular as a window blind.
    Type: Grant
    Filed: November 2, 2020
    Date of Patent: February 20, 2024
    Assignee: ELSTAR DYNAMICS PATENTS B.V.
    Inventor: Romaric Mathieu Massard