With Shaped Contacts Or Opaque Masking Patents (Class 257/91)
  • Patent number: 12136611
    Abstract: A displaying apparatus includes a pixel unit. The pixel unit includes at least one pixel having a light emitting device and a light conversion layer for converting a first wavelength of light of the light emitting device into a second wavelength of light different from the first wavelength; and an insulation layer covers side surfaces of the light emitting device and the light conversion layer.
    Type: Grant
    Filed: March 19, 2023
    Date of Patent: November 5, 2024
    Assignee: Seoul Semiconductor Co., Ltd.
    Inventors: Motonobu Takeya, Seong Su Son, Jong Ik Lee, Jae Hee Lim, Jong Hyeon Chae, Seung Sik Hong
  • Patent number: 12127463
    Abstract: A display panel and a method of manufacturing the same are provided. In the display panel, a second inorganic film is additionally provided and disposed between the first inorganic film and the organic film, and a gap is formed between the second inorganic film and the bank, so that the surface roughness between the organic film and each of the first inorganic film and the second inorganic film is increased, and binding forces between the adjacent films are increased to prevent the display panel from encountering a film peeling phenomenon in a curling or bending process and increase the yield.
    Type: Grant
    Filed: November 4, 2021
    Date of Patent: October 22, 2024
    Assignee: SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Zongpeng Yang
  • Patent number: 12119330
    Abstract: The invention relates to a light source display, comprising a plurality of light-emitting elements (LEEs), such as for example LEDs, being arranged on a horizontal and vertical grid resulting in an array or a matrix of LEEs or LEDs forming a LEE or LED board. More particularly, the invention relates to a display with a drive circuit configuration comprising at least two drive circuits, wherein at least one of the LEEs or LEDs driven by a first driver of a first drive circuit is residing physically with a second drive circuit. Herewith, improved visual performance of the display can be achieved, as well as improved interplay of the display with a camera recording an image from the display, or else the display can be enhanced for 3D application.
    Type: Grant
    Filed: June 30, 2023
    Date of Patent: October 15, 2024
    Assignee: STEREYO BV
    Inventors: Robbie Thielemans, Vince Dundee
  • Patent number: 12120906
    Abstract: Provided are a display substrate, a display device, and a method for manufacturing the display substrate. The display substrate includes: a first inorganic encapsulation layer covering pixels of an island region and covering a signal line of a bridge region, a first organic encapsulation layer covering the first inorganic encapsulation layer, and multiple insulating layers located in the bridge region and between the first inorganic encapsulation layer and a substrate.
    Type: Grant
    Filed: April 22, 2021
    Date of Patent: October 15, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Hongwei Tian, Yanan Niu, Hejin Wang, Pinfan Wang, Fangxu Cao, Zheng Liu
  • Patent number: 12120932
    Abstract: A display panel includes a display region with a thin film transistor and a plurality of data lines and a non-display region. Thin film transistor includes a gate, a source region and a drain region, data lines include a plurality of first type data lines which are located at an edge of display region and close to a side of non-display region. First type data line includes a first sub-data line extending in a first direction, a conductive connection line extending in a second direction and a second sub-data line extending in a first direction. First sub-data line is connected with source region or drain region. A first insulating layer is between conductive connection line and first sub-data line. A second insulating layer is between second sub-data line and conductive connection line, and second sub-data line is closer to a central axis of display panel than first sub-data line.
    Type: Grant
    Filed: March 30, 2022
    Date of Patent: October 15, 2024
    Assignee: Beijing Xiaomi Mobile Software Co., Ltd.
    Inventor: Yue Wang
  • Patent number: 12114535
    Abstract: A counter substrate is provided. The counter substrate includes a bank layer on a base substrate and defining a plurality of bank apertures; a quantum dots material layer on the base substrate, the quantum dots material layer including a plurality of quantum dots blocks respectively in at least some of the plurality of bank apertures; and a support layer on a side of the quantum dots material layer and the bank layer away from the base substrate. The support layer includes one or more support portions, orthographic projections of which on the base substrate adjacent to a periphery of an orthographic projection of a respective one of the plurality of bank apertures on the base substrate. An orthographic projection of the bank layer on the base substrate at least partially overlaps with an orthographic projection of the support layer on the base substrate.
    Type: Grant
    Filed: October 19, 2020
    Date of Patent: October 8, 2024
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Yang Yue, Shi Shu, Qi Yao, Wei Huang, Haitao Huang, Shipei Li, Yong Yu, Xiang Li, Chuanxiang Xu, Wenqu Liu
  • Patent number: 12085238
    Abstract: A light emitting diode, LED, filament (100) arranged to emit LED filament light is provided. The LED filament comprises a LED filament (110), elongating along an axis, A, comprising array(s) (120) of a plurality of LEDs (130) arranged to emit LED light (140), and an encapsulant (150) enclosing the array(s) of the LEDs, wherein the encapsulant comprises a light-transmissive material. The LED filament further comprises an elongated reflector (160) having a first reflectivity, R1, arranged to reflect the LED light, wherein the reflector, by partially enclosing a cross-section, CB, perpendicular to the axis, A, of the LED filament in a radial direction, R, partially encloses the encapsulant along the LED filament, whereby the reflector defines at least one opening (180) along the LED filament, wherein the encapsulant is not covered by the reflector along the at least one opening.
    Type: Grant
    Filed: May 17, 2022
    Date of Patent: September 10, 2024
    Assignee: SIGNIFY HOLDING B.V.
    Inventor: Ties Van Bommel
  • Patent number: 12085253
    Abstract: A headlamp device includes a headlamp, an object detector, and a controller. The headlamp is mounted on a vehicle and includes a light emitting unit composed of multiple light emitting cells. The object detector detects an object around the vehicle and generates an object detection signal including object coordinates corresponding to a location of the detected object. The controller controls light of the headlamp based on information on the object coordinates. The controller may control the light emitting unit such that at least some light emitting cells are turned off according to an object detection signal.
    Type: Grant
    Filed: August 18, 2023
    Date of Patent: September 10, 2024
    Assignee: SEOUL SEMICONDUCTOR CO., LTD.
    Inventor: Chung Hoon Lee
  • Patent number: 12074256
    Abstract: A light emitting device may include at least one first electrode and at least one second electrode disposed on different layers on a substrate; a first insulating layer disposed between the first electrode and the second electrode; and at least one light emitting diode electrically connected between the at least one first electrode and the second electrode.
    Type: Grant
    Filed: April 10, 2019
    Date of Patent: August 27, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun Deok Im, Jong Hyuk Kang, Dae Hyun Kim, Hyun Min Cho, Dong Hyun Kim
  • Patent number: 11993148
    Abstract: The disclosure relates to vacuum forming methods, apparatuses and resulting displays that represent improvements in various key areas. The methods, for example, greatly improve manufacturing throughput through reduced curing times. The methods further facilitate improved control of glass shape to a targeted shape and improved control of bond line thickness, which result in improved survivability and long-term reliability, for example.
    Type: Grant
    Filed: April 21, 2020
    Date of Patent: May 28, 2024
    Assignee: CORNING INCORPORATED
    Inventors: Peter Knowles, Christopher Mark Schweiger, Christopher Lee Timmons, Arlin Lee Weikel
  • Patent number: 11997906
    Abstract: A light emitting display device comprises a substrate having subpixel areas, a plurality of first electrodes, each of the first electrodes in a corresponding one of the subpixel areas, a bank covering an edge portion of each of the first electrodes, the bank, a disconnection portion disposed at boundary areas between the subpixel areas, an undercut area in the disconnection portion, the undercut area formed under an end of the bank that extends past an end of a first electrode from the plurality of first electrodes, a light emitting element layer including a first portion and a second portion, the first portion disposed on the first electrode, the bank, and electrically connected to the first electrode, and the second portion disposed in the disconnection portion but is not electrically connected to the first electrode, and a second electrode on the light emitting element layer.
    Type: Grant
    Filed: December 13, 2021
    Date of Patent: May 28, 2024
    Assignee: LG Display Co., Ltd.
    Inventors: KyungEon Lee, JongSung Kim, Inae Choi
  • Patent number: 11957003
    Abstract: A display device includes a planarization layer on a substrate, a plurality of inner banks and a plurality of outer banks arranged on the planarization layer and extending in one direction, a first alignment electrode and a second alignment electrode on the plurality of inner banks and spaced from each other, a light emitting element on the first alignment electrode and the second alignment electrode and located between the first alignment electrode and the second alignment electrode, and a first contact electrode on the first alignment electrode and contacting a first end of the light emitting element, and a second contact electrode on the second alignment electrode and contacting a second end of the light emitting element. The plurality of outer banks are in contact with the plurality of inner banks at the same layer, and are spaced from each other with the plurality of inner banks interposed therebetween.
    Type: Grant
    Filed: August 17, 2021
    Date of Patent: April 9, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung Jin Lee, Jong Chan Lee
  • Patent number: 11942570
    Abstract: A micro LED and a manufacturing method thereof are provided. The micro LED includes a first semiconductor layer, an active layer, and a second semiconductor layer that are successively stacked together. The first semiconductor layer and the second semiconductor layer are of different types. The active layer includes a first quantum well layer and a second quantum well layer stacked together. The second quantum well layer and the second semiconductor layer form a nanoring. The first quantum well layer is configured to emit light of a first color. The second quantum well layer forming a sidewall of the nanoring is configured to emit light of a second color different from the first color. The first semiconductor layer is electrically coupled to a first electrode, and the second semiconductor layer is electrically coupled to a second electrode. A manufacturing method for a micro LED is provided.
    Type: Grant
    Filed: August 3, 2021
    Date of Patent: March 26, 2024
    Assignee: CHONGQING KONKA PHOTOELECTRIC TECHNOLOGY RESEARCH INSTITUTE CO., LTD.
    Inventors: Kuo-Tung Huang, Ya-Wen Lin, Chia-Hung Huang
  • Patent number: 11937464
    Abstract: An array substrate, a manufacturing method thereof, and a display panel are provided. The array substrate includes a base substrate, an array layer disposed on the base substrate, a light-emitting device layer disposed on the array layer, and an encapsulation layer covering the light-emitting device layer. The base substrate includes a first portion defined in a main display region and a second portion defined in a functional region, the second portion includes a first surface close to the array layer, and the first surface includes a first convex surface protruding in a direction toward to the array layer.
    Type: Grant
    Filed: March 24, 2020
    Date of Patent: March 19, 2024
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Ying Zheng
  • Patent number: 11916176
    Abstract: A wavelength conversion component includes a plurality of semiconductor multilayer film segments, a first member arranged between adjacent ones of the semiconductor multilayer film segments, and a substrate disposed above the plurality of semiconductor multilayer film segments, the substrate defining a groove.
    Type: Grant
    Filed: July 25, 2022
    Date of Patent: February 27, 2024
    Assignee: NICHIA CORPORATION
    Inventor: Yukitoshi Marutani
  • Patent number: 11873954
    Abstract: A lighting board (10), comprising: a printed circuit board (12); a set of solid state lighting elements mounted on the printed circuit board, each having a light emitting surface; a set of electrical components (16) mounted on the printed circuit board; and a reflective covering over the printed circuit board, wherein the reflective covering is provided over the set of electrical components and over the set of lighting elements, and comprises openings at least for the light emitting surfaces of the lighting elements.
    Type: Grant
    Filed: September 2, 2021
    Date of Patent: January 16, 2024
    Assignee: SIGNIFY HOLDING B.V.
    Inventor: Li Xiong Chen
  • Patent number: 11876156
    Abstract: A light emitting device including first, second, and third light emitting parts disposed near each other and each including a first-type semiconductor layer, a first active layer, and a second-type semiconductor layer, a first pad electrically coupled with the second-type semiconductor layer of the first light emitting part, a second pad electrically coupled with the second-type semiconductor layer of the second light emitting part, a third pad electrically coupled with the second-type semiconductor layer of the third light emitting part, and a common pad electrically coupled with the first-type semiconductor layer of the first, second, and third light emitting parts, in which, in a current density per light emitting part of about 20 A/cm2, one of the first, second, and third light emitting parts that is configured to emit light having the longest peak wavelength has a largest normalized external quantum efficiency.
    Type: Grant
    Filed: December 8, 2020
    Date of Patent: January 16, 2024
    Assignee: Seoul Viosys Co., Ltd.
    Inventors: Seong Gyu Jang, Ho Joon Lee, Jong Hyeon Chae
  • Patent number: 11874993
    Abstract: Provided is a display device including a first dam surrounding the display area, a second dam surrounding the first dam, a first sensor electrode and a second sensor electrode overlapping the display area, a first sensor wiring and a second sensor wiring over the first dam and electrically connected to the first sensor electrode and the second sensor electrode, respectively, a first wiring under the second dam and electrically connected to the first sensor wiring at a first contact portion, and a second wiring under the second dam and electrically connected to the second sensor wiring at a second contact portion.
    Type: Grant
    Filed: March 20, 2023
    Date of Patent: January 16, 2024
    Assignee: JAPAN DISPLAY INC.
    Inventors: Hideyuki Takahashi, Hiroshi Tabatake, Sho Yanagisawa
  • Patent number: 11832385
    Abstract: A circuit board includes a base layer, a seed layer formed on the base layer, and a first electrode layer formed on the seed layer. The seed layer is formed of a metal oxide with a thickness of 100 to 400 ?. The circuit board may further include an insulation layer formed on the first electrode layer and a second electrode layer formed on the insulation layer.
    Type: Grant
    Filed: December 17, 2021
    Date of Patent: November 28, 2023
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Ki Joon Park, Sung Jin Noh, Jungu Lee
  • Patent number: 11830847
    Abstract: According to one embodiment, a manufacturing method of a semiconductor device is provided. The manufacturing method includes removing a portion of an edge region from a front surface of a first substrate to form a notch in the edge region; bonding the front surface of the first substrate and a front surface of a second substrate together to forma stacked substrate, wherein the stack substrate includes an opening at a position corresponding to the notch; and filling the opening with an embedding member.
    Type: Grant
    Filed: August 23, 2021
    Date of Patent: November 28, 2023
    Assignee: KIOXIA CORPORATION
    Inventor: Gen Toyota
  • Patent number: 11830454
    Abstract: An active matrix substrate includes a gate driver including a shift register including a plurality of unit circuits connected in multiple stages. Each of the plurality of unit circuits includes an output node, a first node, a first TFT including a first gate terminal supplied with the set signal, a first source terminal connected to the first node, and a first drain terminal supplied with a first power supply potential higher than a low-level potential of the set signal, and a second TFT including a second gate terminal connected to the first node, a second source terminal connected to the output node, and a second drain terminal supplied with the clock signal. The first TFT includes a semiconductor layer, and a first and a second gate electrodes disposed on a side of the semiconductor layer opposite to the substrate and connected to the first gate terminal.
    Type: Grant
    Filed: January 25, 2023
    Date of Patent: November 28, 2023
    Assignee: SHARP DISPLAY TECHNOLOGY CORPORATION
    Inventors: Kengo Hara, Tohru Daitoh, Yoshihito Hara, Jun Nishimura, Yohei Takeuchi
  • Patent number: 11805675
    Abstract: A display panel and a display device are provided. The display panel includes a substrate an array layer on the substrate; a display layer located on a side of the array layer away from the substrate, wherein the display layer includes a plurality of light-emitting devices; an optical layer located on a side of the display layer away from the array layer, wherein the optical layer includes a first optical structure, and the first optical structure is arranged corresponding to intervals between the plurality of light-emitting devices; and a first light-shielding member located on a side of the optical layer facing the substrate, wherein the first light-shielding member forms a light pass opening, and the light pass opening and the first optical structure overlap each other.
    Type: Grant
    Filed: August 20, 2021
    Date of Patent: October 31, 2023
    Assignee: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventors: Yaodong Wu, Yang Zeng, Shucheng Ge, Yu Cai
  • Patent number: 11798915
    Abstract: Provided is a display device including a substrate including a display area including a plurality of pixel areas, and a non-display area outside the display area, a pixel circuit layer including a plurality of circuit elements in the display area, a display element layer including a plurality of light-emitting elements in the display area on the pixel circuit layer, and first and second alignment lines on the substrate, and each including a main line at the same layer as at least one electrode on the display element layer, and a sub line electrically connected to the main line and at the same layer as at least one electrode on the pixel circuit layer, wherein the first alignment line and the second alignment line do not include the main line in the non-display area, and include the sub line to be spaced apart from one edge of the substrate.
    Type: Grant
    Filed: August 11, 2022
    Date of Patent: October 24, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung Jin Lee, Jin Yeong Kim, Jin Taek Kim, Soo Hyun Moon, Tae Hoon Yang, Seung Min Lee
  • Patent number: 11777069
    Abstract: A light emitting module includes a board, light sources, first and second wirings, and an insulating member. Each of the light sources includes first and second electrodes exposed from an upper side. The first wiring includes first extending portions and first connecting portions. The second wiring includes second extending portions and second connecting portions. The insulating member covers the first wiring and the second extending portions of the second wiring while a portion of each of the second extending portions of the second wiring is exposed from the insulating member through a corresponding one of the openings. The second connecting portions of the second wiring are arranged on or above a part of the insulating member positioned on or above the first connecting portions of the first wiring. The second connecting portions of the second wiring are respectively connected to the second extending portions at the openings.
    Type: Grant
    Filed: October 20, 2022
    Date of Patent: October 3, 2023
    Assignee: NICHIA CORPORATION
    Inventor: So Sakamaki
  • Patent number: 11664408
    Abstract: A light emitting module and a driving method thereof, and a displaying device. The light emitting module includes: a light emitting base plate, wherein the light emitting base plate includes M rows and N columns of light emitting regions, and each of the light emitting regions includes a plurality of light emitting devices that are connected in series; and a driving assembly, wherein the driving assembly includes one or more driving chips, each of the driving chips includes a plurality of first leads and a plurality of second leads, each of the first leads is connected to the first terminal of a corresponding one instance of the light emitting regions, and each of the second leads is connected to the second terminal of a corresponding one instance of the light emitting regions; wherein a total quantity of the second leads in the driving assembly is integer multiples of N.
    Type: Grant
    Filed: May 24, 2021
    Date of Patent: May 30, 2023
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Xiaoqiao Dong, Rui Han, Xiaoxia Wang, Qi Qi, Jie Yu, Meng Li, Yaoyao Wang, Chunhua Wang, Tielei Zhao, Pengtao Li
  • Patent number: 11635176
    Abstract: The present invention relates to a nano-scale light emitting diode (LED) electrode assembly emitting polarized light, a method of manufacturing the same, and a polarized LED lamp having the same, and more particularly, to a nano-scale LED electrode assembly in which partially polarized light close to light that is linearly polarized having one direction is emitted as an emitted light when applying a driving voltage to the nano-scale LED electrode assembly and also nano-scale LED devices are connected to a nano-scale electrode without defects such as an electrical short circuit while maximizing a light extraction efficiency, a method of manufacturing the same, and a polarized LED lamp having the same.
    Type: Grant
    Filed: September 3, 2021
    Date of Patent: April 25, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Young Rag Do, Yeon Goog Sung
  • Patent number: 11610870
    Abstract: A displaying apparatus includes a pixel unit. The pixel unit includes at least one pixel having a light emitting device and a light conversion layer for converting a first wavelength of light of the light emitting device into a second wavelength of light different from the first wavelength; and an insulation layer covers side surfaces of the light emitting device and the light conversion layer.
    Type: Grant
    Filed: June 21, 2021
    Date of Patent: March 21, 2023
    Assignee: Seoul Semiconductor Co., Ltd.
    Inventors: Motonobu Takeya, Seong Su Son, Jong Ik Lee, Jae Hee Lim, Jong Hyeon Chae, Seung Sik Hong
  • Patent number: 11605769
    Abstract: A light emitting element includes: a semiconductor layered structure; a first electrically insulating film covering surfaces of the semiconductor layered structure and defining a first opening in each of a first region and a second region of a first semiconductor layer, and defining a second opening in a portion above a second semiconductor layer; a first electrode electrically connected to the first semiconductor layer through each first opening; a second electrode electrically connected to the second semiconductor layer through the second opening; a first terminal located on the first electrode and electrically connected to the first electrode; a second terminal located on the second electrode and electrically connected to the second electrode; and a metal member located on a portion of the first electrically insulating film located over the second semiconductor layer and electrically insulated from the first terminal and the second terminal.
    Type: Grant
    Filed: July 16, 2021
    Date of Patent: March 14, 2023
    Assignee: NICHIA CORPORATION
    Inventor: Hiroaki Kageyama
  • Patent number: 11579473
    Abstract: A display device includes a display panel including: a display area at which an image is displayed and a bezel area which is adjacent to the display area, and a pixel including a pixel circuit and a light emitting layer, the pixel circuit defining a stacked structure; a window; and a pattern film between the display panel and the window, the pattern film including: a first film including a first area and a second area which respectively correspond to the display area and the bezel area of the display panel, and a pattern layer on the second film in the second area thereof. The pattern layer of the pattern film includes a same stacked structure as the stacked structure defined by the pixel circuit of the display panel.
    Type: Grant
    Filed: January 30, 2020
    Date of Patent: February 14, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Dong-su Yee
  • Patent number: 11569432
    Abstract: An apparatus comprising a substrate, one or more nanowire pillars, each having a base portion and a tip portion, a first electrode connected to the tip portions of the one or more nanowire pillars, an internal hollow cavity positioned between the substrate and the first electrode, such that at least a portion of each of the one or more nanowire pillars extend through the internal hollow cavity, and a second electrode proximate the first side of the substrate. High-performance broadband photodetectors and other optoelectronics for converting light to electricity with enhanced absorption and carrier collection.
    Type: Grant
    Filed: November 16, 2020
    Date of Patent: January 31, 2023
    Assignee: Georgia Tech Research Corporation
    Inventors: Zhong Lin Wang, Haiyang Zou
  • Patent number: 11552058
    Abstract: Provided are a micro light emitting diodes and a method of transferring the same. The method includes providing an array substrate with the micro light emitting diodes; adhering abnormal micro light emitting diodes of the array substrate on a first carrying plate; adhering the abnormal micro light emitting diodes on the first carrying plate to a laser deformation glue layer of a second carrying plate; irradiating the laser deformation glue layer by a laser to flip the abnormal micro light emitting diodes; transferring the abnormal micro light emitting diodes from the second carrying plate to a third carrying plate; and transferring again to the array substrate.
    Type: Grant
    Filed: December 10, 2019
    Date of Patent: January 10, 2023
    Assignee: Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventor: Yong Fan
  • Patent number: 11508891
    Abstract: A method of manufacturing a light-emitting module according includes providing an intermediate structure, the intermediate structure including a board, and a plurality of light sources, and forming first and second wirings on an upper surface of the intermediate structure. The first wiring includes first extending portions and first connecting portions. The second wiring includes second extending portions and second connecting portions. The forming of the first and second wirings includes forming the first extending portions and the first connecting portions and the second extending portions, forming an insulating member covering at least the first connecting portions while at least a portion of each of the second extending portions is exposed from the insulating member, and forming the second connecting portions on or above a part of the insulating member positioned on or above the first connecting portions of the first wiring.
    Type: Grant
    Filed: January 28, 2021
    Date of Patent: November 22, 2022
    Assignee: NICHIA CORPORATION
    Inventor: So Sakamaki
  • Patent number: 11437345
    Abstract: Provided is a display device including a substrate including a display area including a plurality of pixel areas, and a non-display area outside the display area, a pixel circuit layer including a plurality of circuit elements in the display area, a display element layer including a plurality of light-emitting elements in the display area on the pixel circuit layer, and first and second alignment lines on the substrate, and each including a main line at the same layer as at least one electrode on the display element layer, and a sub line electrically connected to the main line and at the same layer as at least one electrode on the pixel circuit layer, wherein the first alignment line and the second alignment line do not include the main line in the non-display area, and include the sub line to be spaced apart from one edge of the substrate.
    Type: Grant
    Filed: August 18, 2020
    Date of Patent: September 6, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung Jin Lee, Jin Yeong Kim, Jin Taek Kim, Soo Hyun Moon, Tae Hoon Yang, Seung Min Lee
  • Patent number: 11429000
    Abstract: A liquid crystal device as an electro-optical device includes, an insulating layer including a first recess and a second recess that is provided continuously with the first recess and is deeper than the first recess, and a capacitance element including, a first capacitance electrode provided along a bottom surface of the second recess and a side wall of the second recess and provided along a bottom surface of the first recess, a capacitance insulating layer stacked on the first capacitance electrode, and a second capacitance electrode stacked on the capacitance insulating layer, wherein an upper surface of the second capacitance electrode at a position overlapping with the second recess, an upper surface of the first capacitance electrode at a position overlapping with the first recess, and a part of the capacitance insulating layer, are provided on the same surface as an upper surface of the insulating layer.
    Type: Grant
    Filed: November 23, 2021
    Date of Patent: August 30, 2022
    Assignee: SEIKO EPSON CORPORATION
    Inventor: Shotaro Izawa
  • Patent number: 11415284
    Abstract: A lighting device disclosed in the embodiment of the invention includes a base member including a straight portion and a curved portion, a substrate including a first substrate disposed on the straight portion of the base member and a second substrate disposed on the curved portion; a plurality of light sources disposed on each of the first and second substrates, a resin layer including a first resin portion disposed on the first substrate and a second resin portion surrounding the second substrate, and a phosphor layer disposed on the resin layer, and an outer side surface of the second resin portion may include a curved surface.
    Type: Grant
    Filed: January 23, 2020
    Date of Patent: August 16, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventor: Hoon Park
  • Patent number: 11374306
    Abstract: An electronic device comprising a metal case having a metal pad attached thereto is disclosed. According to the present invention, the electronic device comprises: a metal case having a metal terminal part formed therein; a metal pad joined to the metal terminal part by laser welding; and a conductive first coating layer coated on one surface of the metal pad, wherein the light reflectivity of the first coating layer is lower than the light reflectivity of the metal pad.
    Type: Grant
    Filed: August 23, 2017
    Date of Patent: June 28, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ja-myeong Koo, Jeong-gen Yoon, Young-chul Lee, Myeong-hwa Kim, Tae-hyeong Kim, Yeon-kwan Moon, Min-goo Seo, Seung-yup Lee
  • Patent number: 11342487
    Abstract: A light emitting device package according to an embodiment may comprise: a first package body including a first and a second opening; a light emitting device disposed on the first package body and including a first and a second bonding part; and a first resin disposed between the first package body and the light emitting device. The light emitting device may comprise one surface on which the first and second bonding parts are disposed, the first bonding part may comprise a first side surface and a lower surface facing the first package body, and the second bonding part may comprise a second side surface opposite to the first side surface, and a lower surface facing the first package body.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: May 24, 2022
    Assignee: SUZHOU LEKIN SEMICONDUCTOR CO., LTD.
    Inventors: Won Jung Kim, Ki Seok Kim, June O Song, Chang Man Lim
  • Patent number: 11316074
    Abstract: A display device is disclosed, wherein the display device includes a light emitting unit, including: a first semiconductor layer; an active layer disposed on the first semiconductor layer; a second semiconductor layer disposed on the active layer; and a protecting layer disposed on the second semiconductor layer, wherein the protecting layer has a region in which oxygen atomic percentages decrease toward the second semiconductor layer.
    Type: Grant
    Filed: October 7, 2020
    Date of Patent: April 26, 2022
    Assignee: INNOLUX CORPORATION
    Inventors: Jia-Yuan Chen, Kuan-Feng Lee, Tsung-Han Tsai, Hsiao-Lang Lin, Jui-Jen Yueh
  • Patent number: 11309458
    Abstract: A light-emitting device and a display device using the same. The light-emitting device improves the reliability of a process of disposing light-emitting devices. The light-emitting device is configured to ensure electrical connections even if the light-emitting device is inverted while being disposed on a substrate. The light-emitting device includes an n-type semiconductor layer and a p-type semiconductor layer. N-type electrodes and p-type electrodes are disposed on both sides of top and bottom surfaces of the light-emitting device. Contact holes are provided to electrically connect one of the n-type electrodes to the n-type semiconductor layer and one of the p-type electrodes to the p-type semiconductor layer. When the light-emitting device is inverted while being disposed on a substrate, the light-emitting device operates ordinarily, thereby reducing the defect rate of a display device.
    Type: Grant
    Filed: May 19, 2020
    Date of Patent: April 19, 2022
    Assignee: LG Display Co., Ltd
    Inventors: Taeil Jung, Il-Soo Kim, YongSeok Kwak
  • Patent number: 11251401
    Abstract: An organic light-emitting display apparatus includes a display substrate and a thin film encapsulation layer on the display substrate. The display substrate includes at least one hole, a thin film transistor, a light-emitting portion electrically connected to the thin film transistor, and a plurality of insulating layers. The light-emitting portion includes a first electrode, an intermediate layer, and a second electrode. The display substrate includes an active area, an inactive area between the active area and the hole, and a plurality of insulating dams. Each insulating dam includes at least one layer. The inactive area includes a first area different from a laser-etched area and a second laser-etched area.
    Type: Grant
    Filed: July 13, 2020
    Date of Patent: February 15, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sunkwang Kim, Kinyeng Kang, Suyeon Sim, Jonghyun Choi
  • Patent number: 11217652
    Abstract: A display device includes: a substrate including a display area, a peripheral area, and a pad area, a plurality of pixels in the display area, and the peripheral area surrounding the display area; a plurality of fan-out lines extending from the pad area to the display area; a first metal layer covering at least a portion of the plurality of fan-out lines in the peripheral area; a second metal layer overlapping at least a portion of the first metal layer, the second metal layer being over the first metal layer; a third metal layer over the second metal layer in the peripheral area; a first insulating layer between the first metal layer and the second metal layer and including first contact holes; and a second insulating layer between the second metal layer and the third metal layer and including second contact holes.
    Type: Grant
    Filed: March 16, 2020
    Date of Patent: January 4, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yujin Jeon, Wonse Lee
  • Patent number: 11217606
    Abstract: A device substrate comprising a substrate, a first pad, a second pad, a plurality of first power lines, a plurality of second power lines, and a plurality of control units is provided. The first pad is disposed on the first side of the device substrate. The second pad is disposed on the second side of the device substrate. The second side is opposite the first side. The first power lines are electrically connected to the first pad. The second power lines are electrically connected to the second pad. The control unit is electrically connected to at least one of the first power line and the second power line. The first pad does not overlap the second pad in a first direction perpendicular to the first side or in a second direction perpendicular to the second side. A display panel is also provided. A tiled display is also provided.
    Type: Grant
    Filed: April 2, 2019
    Date of Patent: January 4, 2022
    Assignee: Au Optronics Corporation
    Inventors: Chen-Chi Lin, Peng-Bo Xi, Chia-Che Hung
  • Patent number: 11181792
    Abstract: A display device including a substrate having a first TFT of an oxide semiconductor and a second TFT of a polysilicon semiconductor comprising: the oxide semiconductor 109 is covered by a first insulating film, a first drain electrode 110 is connected to the oxide semiconductor 109 via a first through hole 132 formed in the first insulating film, a first source electrode 111 is connected to the oxide semiconductor 109 via second through hole 133 formed in the first insulating film in the first TFT, a second insulating film is formed covering the first drain electrode 110 and the first source electrode 111, a drain wiring connects 12 to the first drain electrode 110 via a third through hole 130 formed in the second insulating film, a source wiring 122 is connected to the first source electrode 111 via a fourth through hole 131 formed in the second insulating film.
    Type: Grant
    Filed: February 11, 2020
    Date of Patent: November 23, 2021
    Assignee: JAPAN DISPLAY INC.
    Inventors: Toshihide Jinnai, Hajime Watakabe, Akihiro Hanada, Ryo Onodera, Isao Suzumura
  • Patent number: 11164994
    Abstract: A radiation-emitting semiconductor chip is disclosed. In an embodiment, a radiation-emitting semiconductor chip includes a semiconductor body configured to generate radiation, a first contact layer having a first contact area for external electrical contacting the semiconductor chip and a first contact finger structure connected to the first contact area, a second contact layer having a second contact area for external electrical contacting the semiconductor chip and a second contact finger structure connected to the second contact area, wherein the first contact finger structure and the second contact finger structure overlap in places, a current distribution layer electrically conductively connected to the first contact layer, a connection layer electrically conductively connected to the first contact layer via the current distribution layer and an insulation layer arranged in places between the connection layer and the current distribution layer, wherein the insulation layer has at least one opening.
    Type: Grant
    Filed: June 26, 2017
    Date of Patent: November 2, 2021
    Assignee: OSRAM OLED GMBH
    Inventors: Fabian Kopp, Attila Molnar, Bjoern Muermann, Franz Eberhard
  • Patent number: 11158773
    Abstract: An LED package is disclosed. The LED package includes: a base including a chip mounting surface; an LED chip including a central axis line perpendicular to the chip mounting surface; a total internal reflection (TIR) lens having a refractive index higher than that of a medium covering the upper and side surfaces of the LED chip and including entrance planes bordering the medium and exit planes from which light entering through the entrance planes is emitted; and a reflector coupled to the TIR lens. The entrance planes include main entrance planes having one or more radii of curvature and protruding toward the LED chip and a pair of lateral entrance planes connected to the main entrance planes at the edges of the main entrance planes and extending downward from the main entrance planes.
    Type: Grant
    Filed: June 4, 2018
    Date of Patent: October 26, 2021
    Assignee: LUMENS CO., LTD.
    Inventors: Seunghyun Oh, Sungsik Jo
  • Patent number: 11121286
    Abstract: A semiconductor device according to an embodiment includes a substrate, first and second light emitting structures disposed on the substrate, a first reflective electrode disposed on the first light emitting structure, a second reflective electrode disposed on the second light emitting structure, a connection electrode, a first electrode pad, and a second electrode pad. According to the embodiment, the first light emitting structure includes a first semiconductor layer of a first conductivity type, a first active layer disposed on the first semiconductor layer, a second semiconductor layer of a second conductivity type and disposed on the first active layer, and a first through hole provided through the second semiconductor layer and the first active layer to expose the first semiconductor layer.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: September 14, 2021
    Assignee: SUZHOU LEKTN SEMICONDUCTOR CO., LTD.
    Inventor: Jae Won Seo
  • Patent number: 11112070
    Abstract: The present invention relates to a nano-scale light emitting diode (LED) electrode assembly emitting polarized light, a method of manufacturing the same, and a polarized LED lamp having the same, and more particularly, to a nano-scale LED electrode assembly in which partially polarized light close to light that is linearly polarized having one direction is emitted as an emitted light when applying a driving voltage to the nano-scale LED electrode assembly and also nano-scale LED devices are connected to a nano-scale electrode without defects such as an electrical short circuit while maximizing a light extraction efficiency, a method of manufacturing the same, and a polarized LED lamp having the same.
    Type: Grant
    Filed: May 4, 2020
    Date of Patent: September 7, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Young Rag Do, Yeon Goog Sung
  • Patent number: 11107800
    Abstract: A display device can include a substrate on which a semiconductor element and a common electrode are disposed; a light emitting diode which is disposed on the substrate and includes an n-type layer, a light emitting layer, and a p-type layer; an insulating layer disposed on the substrate and the light emitting diode; and a first connecting electrode which is connected to the light emitting diode and the semiconductor element. Accordingly, it is possible to minimize defects which can be caused during a process of disposing the light emitting diode on the substrate.
    Type: Grant
    Filed: December 26, 2019
    Date of Patent: August 31, 2021
    Assignee: LG DISPLAY CO., LTD.
    Inventors: HyeonHo Son, HanSaem Kang, Bogyun Chung, Sungeun Bae, HyungJu Park, Eunjeong Shin, Jeenmoon Yang
  • Patent number: 11094847
    Abstract: A light-emitting device includes: a semiconductor stacked body including: an n-type semiconductor layer having an n-side contact surface, a light-emitting layer located on a region of the n-type semiconductor layer surrounding the n-side contact surface in a top-view, and a p-type semiconductor layer provided on the light-emitting layer; an n-side electrode contacting the n-side contact surface; a p-side electrode located on and contacting the p-type semiconductor layer; and an insulating film opposing a side surface of the light-emitting layer; wherein a first gap portion is located between the insulating film and the side surface of the light-emitting layer such that the side surface of the light-emitting layer is exposed at the first gap portion.
    Type: Grant
    Filed: May 29, 2019
    Date of Patent: August 17, 2021
    Assignee: NICHIA CORPORATION
    Inventor: Hirofumi Kawaguchi
  • Patent number: 11056472
    Abstract: Provided is a stretchable display device. The stretchable display device includes a plurality of island substrates which defines a plurality of pixels and is spaced apart from each other, a lower substrate disposed below the plurality of island substrates and a connection line which electrically connects pads disposed on adjacent island substrates among the plurality of island substrates, wherein the upper substrate is made of a stretchable polymer material and includes a plurality of upper patterns overlapping an emission area of the plurality of island substrates and a second upper pattern in an area excluding the plurality of first upper patterns, and wherein the second upper pattern further includes a black pigment.
    Type: Grant
    Filed: October 7, 2019
    Date of Patent: July 6, 2021
    Assignee: LG Display Co., Ltd.
    Inventors: Seulki Kim, JiYoung Ahn