公开(公告)号：US20220384686A1

公开(公告)日：2022-12-01

申请号：US17782316

申请日：2019-12-31

Applicant: LG ELECTRONICS INC.

Inventor： Eunjeong KANG ,  Byungjoon RHEE

IPC: H01L33/38 ,  H01L33/62 ,  H01L27/15 ,  G09F9/30 ,  H01L33/00

Abstract: Discussed is a display device using a light emitting device includes a plurality of anode electrodes, a plurality of cathode electrodes positioned on one side of the anode electrodes, and a plurality of light emitting device assemblies electrically connected to the anode and cathode electrodes to configure individual sub-pixels. The light emitting device assembly includes a light emitting device, a first electrode disposed on the light emitting device and electrically connected to the anode electrode through conductive balls, a second electrode disposed on the light emitting device and electrically connected to the cathode electrode by conductive balls, first adhesive layers disposed on the first electrode and the second electrode to be spaced apart from each other, and a second non-conductive adhesive layer positioned on the first adhesive layers.

公开(公告)号：US20190252579A1

公开(公告)日：2019-08-15

申请号：US16310022

申请日：2017-03-07

Applicant: LG ELECTRONICS INC.

Inventor： Hwanjoon CHOI ,  Yonghan LEE ,  Byungjoon RHEE ,  Jinhyoun JOE ,  Sungjin PARK

IPC: H01L33/50 ,  H01L33/62 ,  H01L25/075 ,  H01L33/58 ,  G02B5/20

Abstract: The present invention relates to a display device and, particularly, to a display device using a semiconductor light emitting element. The display device according to the present invention comprises: a substrate at which a wire electrode is formed; a plurality of semiconductor light emitting elements electrically connected to the wire electrode; a plurality of fluorescent material layers for converting a wavelength of light; a wavelength converting layer which has a plurality of partition wall portions formed between the plurality of fluorescent material layers and is disposed to cover the plurality of semiconductor light emitting elements; and a color filter which has a plurality of filtering portions for filtering blue, green, and red colors, and is disposed to cover the wavelength converting layer, wherein at least one of the plurality of filtering portions is configured to have a width different from those of the other filtering portions.

公开(公告)号：US20160005789A1

公开(公告)日：2016-01-07

申请号：US14510905

申请日：2014-10-09

Applicant: LG ELECTRONICS INC.

Inventor： Byungjoon RHEE

IPC: H01L27/15 ,  H01L33/62 ,  H01L33/44 ,  H01L33/50 ,  H01L33/00

CPC classification number: H01L27/156 ,  H01L33/44 ,  H01L33/504 ,  H01L33/62 ,  H01L2933/0016

Abstract: Discussed is a display device using a semiconductor light emitting device. In a display device including a plurality of semiconductor light emitting devices, each of the plurality of semiconductor light emitting devices includes a first conductive semiconductor layer, a second conductive semiconductor layer overlapped with the first conductive semiconductor layer, an active layer disposed between the first conductive semiconductor layer and the second conductive semiconductor layer, a first electrode deposited on the first conductive semiconductor layer, and a second electrode deposited on the second conductive semiconductor layer, wherein the first electrode is extended toward an adjoining semiconductor light emitting device to be electrically connected to the adjoining semiconductor light emitting device.

Abstract translation: 讨论的是使用半导体发光器件的显示装置。 在包括多个半导体发光器件的显示装置中，多个半导体发光器件中的每一个包括第一导电半导体层，与第一导电半导体层重叠的第二导电半导体层，设置在第一导电半导体层之间的有源层 半导体层和第二导电半导体层，沉积在第一导电半导体层上的第一电极和沉积在第二导电半导体层上的第二电极，其中第一电极朝相邻的半导体发光器件延伸以电连接到 相邻的半导体发光器件。

公开(公告)号：US20250031506A1

公开(公告)日：2025-01-23

申请号：US18716047

申请日：2022-01-27

Applicant: LG ELECTRONICS INC.

Inventor： Taehoon KIM ,  Byungjoon RHEE ,  Hwanjoon CHOI

IPC: H01L33/62 ,  H01L23/00 ,  H01L25/16

Abstract: The present invention relates to a display apparatus using, for example, a micro light emitting diode (LED), and a manufacturing method therefor, wherein the apparatus and method can be applied to a technical field related to display apparatuses. In order to achieve the above objective, a display apparatus according to an embodiment of the present invention comprises: a substrate on which a plurality of unit pixel areas are defined; a wiring electrode positioned on the substrate and positioned in each of the unit pixel areas; a light emitting device that has a device electrode electrically connected to the wiring electrode and is assembled in each of the unit pixel areas; and a coupling forming portion providing a coupling force by which the light emitting device is coupled to the unit pixel areas, wherein the coupling forming portion comprises: an active portion coupled to the light emitting device; and a coupling portion which forms a chemical bond with the active portion and is patterned on the substrate.

公开(公告)号：US20240421247A1

公开(公告)日：2024-12-19

申请号：US18706613

申请日：2021-11-18

Applicant: LG ELECTRONICS INC.

Inventor： Kyoungtae WI ,  Byungjoon RHEE

IPC: H01L33/00 ,  H01L25/075 ,  H01L33/56 ,  H01L33/62

Abstract: The present disclosure is applicable to a technical field related to a display device, and relates to: a display device using, for example, a micro light-emitting diode (LED); and a manufacturing method therefor. In order to accomplish the described objective, the present disclosure may comprise the steps of: preparing a growth substrate having light-emitting elements; preparing a wiring substrate having wiring electrodes; forming a first adhesive pattern on a first wiring electrode from among the wiring electrodes and/or a first light-emitting element from among the light-emitting elements; transferring the first light-emitting element onto the first wiring electrode so that the first light-emitting element from among the light-emitting elements is adhered to the first wiring electrode by means of the first adhesive pattern; forming, on a second wiring electrode adjacent to the first wiring electrode from among the wiring electrodes and/or a second light-emitting element adjacent to the first light-emitting element from among the light-emitting elements, a second adhesive pattern having a height that differs from the height of the first adhesive pattern; and transferring the second light-emitting element onto the second wiring electrode so that the second light-emitting element from among the light-emitting elements is adhered to the second wiring electrode by means of the second adhesive pattern.

公开(公告)号：US20240400058A1

公开(公告)日：2024-12-05

申请号：US18678611

申请日：2024-05-30

Applicant: LG ELECTRONICS INC.

Inventor： Byungjoon RHEE

IPC: B60W40/08

Abstract: A driver monitoring device and a method for operating the driver monitoring device are disclosed. A method for controlling a driver monitoring system according to at least one of various embodiments of the present disclosure may include detecting a user; obtaining sensing data for the detected user; converting the sensing data when a difference between the sensing data and predetermined reference data is equal to or greater than a threshold value; and generating and transmitting a vehicle control signal based on the converted sensing data.

公开(公告)号：US20240379922A1

公开(公告)日：2024-11-14

申请号：US18439531

申请日：2024-02-12

Applicant: LG ELECTRONICS INC.

Inventor： Hwanjoon CHOI ,  Yonghan LEE ,  Byungjoon RHEE

IPC: H01L33/62 ,  H01L25/16 ,  H01L33/60

Abstract: The present disclosure is applicable to a technical field related to a display device, and, for example, relates to a display device using a micro light emitting diode (LED). The present disclosure includes a first layer including a terminal, a second layer (a driving layer) located adjacent to the first layer and including a driving chip, a third layer (a light-emitting layer) located adjacent to the second layer, wherein the third layer includes light-emitting elements, wherein each light-emitting element at least partially overlaps the driving chip in a connection direction of the first layer and the second layer and constitutes a unit subpixel, and a fourth layer located adjacent to the third layer, wherein light emitted from the light-emitting elements passes through the fourth layer, wherein a first electrode of each of the light-emitting elements is connected to a first end of the driving chip and a second end of the driving chip is connected to the terminal.

公开(公告)号：US20170170152A1

公开(公告)日：2017-06-15

申请号：US15376888

申请日：2016-12-13

Applicant: LG ELECTRONICS INC.

Inventor： Kyoungtae WI ,  Byungjoon RHEE ,  Bongchu SHIM

IPC: H01L25/075 ,  H01L23/00 ,  H01L33/38 ,  H01L33/60 ,  H01L33/62

CPC classification number: H01L25/0753 ,  G06F1/1652 ,  H01L24/29 ,  H01L24/32 ,  H01L24/95 ,  H01L27/156 ,  H01L33/38 ,  H01L33/385 ,  H01L33/504 ,  H01L33/507 ,  H01L33/56 ,  H01L33/60 ,  H01L33/62 ,  H01L2224/2929 ,  H01L2224/32225 ,  H01L2924/07811 ,  H01L2924/12041 ,  H01L2933/0091 ,  H05K1/189 ,  H05K3/323 ,  H05K2201/10106

Abstract: A display device including a substrate including a wiring electrode; a conductive adhesive layer including an anisotropic conductive medium, and disposed to cover the wiring electrode; and a plurality of semiconductor light emitting devices adhered to the conductive adhesive layer and electrically connected to the wiring electrode through the anisotropic conductive medium. Further, the conductive adhesive layer includes a first layer disposed on the substrate; a second layer deposited on the first layer and including the anisotropic conductive medium; and a third layer deposited on the second layer, to which the semiconductor light emitting devices are adhered. Further, at least one of the second layer and the third layer includes a white pigment configured to reflect light emitted by the semiconductor light emitting device.

公开(公告)号：US20230017298A1

公开(公告)日：2023-01-19

申请号：US17780909

申请日：2020-01-23

Applicant: LG ELECTRONICS INC.

Inventor： Byungjoon RHEE ,  Kyoungtae WI

IPC: H01L33/62 ,  H01L33/38 ,  H01L25/075 ,  H01L33/00

Abstract: Discussed is a display device and a method for manufacturing the display device, where the display device includes a substrate, a wiring electrode disposed on the substrate, semiconductor light emitting devices electrically connected to the wiring electrode, an anisotropic conductive layer disposed between the semiconductor light emitting devices and includes conductive particles and an insulating material, and a light-transmitting layer formed between the semiconductor light emitting devices, where the semiconductor light emitting devices includes first semiconductor light emitting devices emitting a first color and second semiconductor light emitting devices emitting a second color different from the first color, and where the first and second semiconductor light emitting devices are alternately disposed with each other.

公开(公告)号：US20230006102A1

公开(公告)日：2023-01-05

申请号：US17782481

申请日：2019-12-05

Applicant: LG ELECTRONICS INC.

Inventor： Kyoungtae WI ,  Byungjoon RHEE

IPC: H01L33/38 ,  H01L25/075 ,  H01L33/62 ,  H01L33/00

Abstract: The present invention provides a display device including a substrate, a wiring electrode disposed on the substrate, and a plurality of semiconductor light emitting devices electrically connected to the wiring electrode, an anisotropic conductive layer disposed between the semiconductor light emitting devices and made of a mixture of conductive particles and an insulating material, and a light transmitting layer formed between the semiconductor light emitting devices. And the anisotropic conductive layer is formed in plurality, and any one of the plurality of anisotropic conductive layers is formed to surround one semiconductor light emitting device or to surround a plurality of semiconductor light emitting devices adjacent to each other.