公开(公告)号：US20250143057A1

公开(公告)日：2025-05-01

申请号：US18835513

申请日：2022-11-14

Applicant: LG ELECTRONICS INC.

Inventor： Dongjin YOON ,  Sangtae PARK ,  Sangyeol LEE ,  Jeongtak OH ,  Sungkyoon KIM ,  Sunwoo PARK

IPC: H10H29/855 ,  H10H20/813 ,  H10H29/01 ,  H10H29/854

Abstract: The present invention is applicable to the technical field of display devices and relates to a display device which uses, for example, a light-emitting diode (LED). To achieve the aforementioned objective, the present invention comprises: a wiring board; a light-emitting element which is composed of individual pixels and arranged on the wiring board; an insulation layer which is located at least on a side surface of the light-emitting element; and a black-colored layer which is located on the insulation layer, wherein the black-colored layer may include a material formed by modifying the material constituting the insulation layer.

公开(公告)号：US20200235270A1

公开(公告)日：2020-07-23

申请号：US16650368

申请日：2018-02-26

Applicant: LG ELECTRONICS INC.

Inventor： Daewoon HONG ,  Sangtae PARK ,  Myeongwook BAE ,  Jeongsik CHOI

IPC: H01L33/58 ,  H01L25/075 ,  H01L25/16 ,  H01L23/538 ,  H01L33/62

Abstract: Disclosed is a display device. The display device includes: a light transmissive plate including a first front surface, a rear surface facing the first front surface, and a hole positioned behind the first front surface and connected to the rear surface; and a display film attached to the rear surface of the plate, in which the display film includes a light transmissive substrate having a second front surface attached to the plate, an electrode layer formed on the second front surface, and a light source electrically connected to the electrode layer, and the light source is positioned in the hole.

公开(公告)号：US20190020842A1

公开(公告)日：2019-01-17

申请号：US16033113

申请日：2018-07-11

Applicant: LG ELECTRONICS INC.

Inventor： Chansung JEONG ,  Sangtae PARK

IPC: H04N5/38 ,  G02B5/18 ,  H04R1/02 ,  G06F1/16 ,  G06F3/0488 ,  H04N21/422 ,  H01L27/32

Abstract: An image display apparatus includes a display, a signal processing device spaced apart from the display to transmit power and a video signal to the display, a plurality of cables configured to transmit power and the video signal from the signal processing device, and an optical sheet attached to the cables. The optical sheet includes a Fresnel pattern formed on the plurality of cables and transparent partition walls formed between the plurality of cables. The Fresnel pattern includes a plurality of peaks and valleys and differences in depth between the peaks and the valleys are decreased from the cables to the transparent partition walls. Therefore, the cables provided between the display and the signal processing device appear transparent.

公开(公告)号：US20170108718A1

公开(公告)日：2017-04-20

申请号：US14974797

申请日：2015-12-18

Applicant: LG ELECTRONICS INC.

Inventor： Sangtae PARK ,  Hoon Hur ,  Sung Hyun Moon ,  Dae Woon Hong

IPC: G02F1/137 ,  G02F1/1339 ,  G02F1/133

CPC classification number: G02F1/137 ,  G02F1/13306 ,  G02F1/13394 ,  G02F1/1347 ,  G02F1/13476 ,  G02F2001/133342 ,  G02F2001/13756

Abstract: A display device includes a display panel, a shielding film positioned at at least a portion of a back surface of the display panel, and a back cover positioned at a back surface of the shielding film. The shielding film includes a plurality of areas, of which transparencies are independently changed. The shielding film includes a first state and a second state, in which, in the first state, at least a portion of the shielding film is transparent, and in the second state, the at least a portion of the shielding film is opaque.

公开(公告)号：US20240306317A1

公开(公告)日：2024-09-12

申请号：US18026940

申请日：2021-09-27

Applicant: LG ELECTRONICS INC.

Inventor： Daewoon HONG ,  Sangtae PARK ,  Myeongwook BAE

IPC: H05K5/00 ,  H01L25/075 ,  H05K5/02

CPC classification number: H05K5/0021 ,  H05K5/0226 ,  H01L25/0753

Abstract: A display apparatus according to an embodiment may output an image, wherein a plurality of display modules are spaced apart from and connected to each other on an external surface. To this end, the display apparatus comprises: a support member of which one end is fixed to the external surface; a pair of display modules that are fixed to the other end of the support member with the support member therebetween; and a PCB which is provided at the other end of the support member to control at least one of the pair of display modules, wherein the pair of display modules may be supported by the support member and spaced apart from each other on the external surface.

公开(公告)号：US20240297284A1

公开(公告)日：2024-09-05

申请号：US18270801

申请日：2021-12-06

Applicant: LG ELECTRONICS INC.

Inventor： Daewoon HONG ,  Taehyun KIM ,  Dahye KIM ,  Sangtae PARK

IPC: H01L33/62 ,  H01L25/075 ,  H01L27/12 ,  H01L33/48 ,  H01L33/54

CPC classification number: H01L33/62 ,  H01L25/0753 ,  H01L27/124 ,  H01L33/486 ,  H01L33/54

Abstract: A light-emitting device package may comprise: a drive part which has a first pad and a second pad disposed at one surface thereof, the second pad being electrically connected to a light-emitting device, and controls driving of the light-emitting device; the light-emitting device disposed on the second pad; and a bonding part, wherein the light-emitting device and the bonding part may be disposed together on one surface of the drive part.

公开(公告)号：US20230178694A1

公开(公告)日：2023-06-08

申请号：US18061318

申请日：2022-12-02

Applicant: LG ELECTRONICS INC.

Inventor： Sangyeol LEE ,  Sangtae PARK ,  Chansung JEONG ,  Jeongtak OH ,  Youngkyu JEONG ,  Sunwoo PARK

IPC: H01L33/54 ,  H01L25/16 ,  H01L33/60 ,  H01L23/00

CPC classification number: H01L33/54 ,  H01L24/08 ,  H01L25/167 ,  H01L33/60 ,  H01L33/56

Abstract: The present disclosure is applicable to the display device relevant technical field, and, for example, relates to a layered light emitting diode and display device using the same. Disclosed is a layered light emitting element, including a semiconductor structure having a multitude of semiconductor layers stacked to emit lights of first to third colors, respectively, first and second electrodes electrically connected to one side and the other side of the semiconductor layer on a first face of the semiconductor structure, respectively, a support layer located on a second face of the semiconductor structure, and a reflective layer located to surround a lateral side of the semiconductor structure at least.

公开(公告)号：US20220069002A1

公开(公告)日：2022-03-03

申请号：US17412719

申请日：2021-08-26

Applicant: LG ELECTRONICS INC.

Inventor： Dongjin YOON ,  Jeongsik CHOI ,  Sangtae PARK ,  Inbeom HA ,  Kiseok KIM

IPC: H01L27/15 ,  H01L51/52 ,  H01L33/44

Abstract: Disclosed is a display device including a base substrate including a circuit wiring, a semiconductor light emitting element connected to the circuit wiring and emitting light in response to an applied voltage, an envelope layer sealing the semiconductor light emitting element, a transparent protective film stacked on the envelope layer and having flexibility, and a black dye layer coated on the transparent protective film and having a preset transmissivity.

公开(公告)号：US20190004216A1

公开(公告)日：2019-01-03

申请号：US16018980

申请日：2018-06-26

Applicant: LG ELECTRONICS INC.

Inventor： Chansung JEONG ,  Sangtae PARK ,  Myeongwook BAE ,  Dongjin YOON ,  Munseok JANG

IPC: G02B3/08

Abstract: A display apparatus is disclosed. The display apparatus includes a display including an active area for displaying an image and a black matrix adjacent to the active area, and an optical sheet attached onto the display. The optical sheet includes a Fresnel pattern formed on the black matrix and a portion of the active area. The Fresnel pattern includes a plurality of peaks and a plurality of valleys, which are formed such that depths between the peaks and the valleys gradually increase from the active area to the black matrix. Therefore, it is possible to view an image in front of the black matrix, on which an image is not actually displayed.

公开(公告)号：US20240372047A1

公开(公告)日：2024-11-07

申请号：US18285792

申请日：2021-04-06

Applicant: LG ELECTRONICS INC.

Inventor： Naree KIM ,  Kiseok KIM ,  Dongkyu LEE ,  Jeongsik CHOI ,  Sangtae PARK

IPC: H01L33/58 ,  G09F9/302 ,  H01L25/075 ,  H01L27/15 ,  H01L33/62

Abstract: Disclosed is a display device. The display device may include: a display panel; and a module cover to which the display panel is coupled, wherein the display panel may include: a flat substrate; a plurality of electrode pads formed on the substrate; a plurality of light emitting elements mounted on each of the plurality of electrode pads; an optical layer covering the plurality of light emitting elements, and formed on the substrate; and a plurality of fillers formed of a spherical particle, and distributed inside the optical layer, wherein 75 to 80 percent of the plurality of fillers may have a diameter of 2 to 16 micrometers, and a weight ratio of the plurality of fillers compared to the optical layer may be 15 to 23 percent.