公开(公告)号：US20250046232A1

公开(公告)日：2025-02-06

申请号：US18709190

申请日：2022-11-11

Applicant: LG ELECTRONICS INC.

Inventor： Myoungsuk CHAE ,  Jongmyeong LIM ,  Byungchang CHA ,  Geunyong KIM ,  Younggu CHUNG ,  Sungjin KANG ,  Sangkyu KANG ,  Haktae KIM ,  Kyuheon LEE ,  Seungho RYOO ,  Sangtae PARK ,  Jonggon SHIN

IPC: G09G3/32 ,  G01J3/50 ,  G06T7/90 ,  G09G3/00 ,  H01L25/16

Abstract: A method for calibrating a LED display device, according to one embodiment of the present invention, comprises the steps of: providing one module composed of a plurality of pixels; providing a cabinet composed of a plurality of modules; providing an LED display device composed of a plurality of cabinets; and calibrating by cell unit, which is larger than the size of the pixel and is smaller than the size of one module.

公开(公告)号：US20240346988A1

公开(公告)日：2024-10-17

申请号：US18682756

申请日：2021-08-19

Applicant: LG ELECTRONICS INC.

Inventor： Insu LEE ,  Yanghyun KIM ,  Daeseong SEO ,  Cheolwan CHOI ,  Jonggon SHIN

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2300/026 ,  G09G2320/0626 ,  G09G2354/00 ,  G09G2360/145 ,  G09G2370/00 ,  G09G2380/06

Abstract: A display device according to embodiments comprises: a display which includes a plurality of display modules; a sensor which measures light intensity to which the display is exposed; one or more driving units which drive the display; two or more current output units which are connected to each of the one or more driving units and output different currents; and a processor which controls the driving units to be connected to at least one of the two or more current output units, on the basis of the light intensity measured by the sensor.

公开(公告)号：US20230306897A1

公开(公告)日：2023-09-28

申请号：US18021984

申请日：2020-08-24

Applicant: LG ELECTRONICS INC.

Inventor： Jinyeol KIM ,  Dongchul LEE ,  Bohee HAN ,  Jonggon SHIN ,  Jongjin WOO

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2300/0408 ,  G09G2310/0267 ,  G09G2310/0275 ,  G09G2330/06

Abstract: A display apparatus according to embodiments may comprise: a PCB comprising a plurality of layers having a circuit printed thereon; a plurality of driver ICs which transmit at least one signal and are attached to the inside of the PCB; a driver circuit connecting the driver ICs in a first direction; scan ICs included in the driver ICs, respectively; a scan circuit connecting the scan ICs in the first direction and not crossing the driver circuit; and a controller that controls at least one of the driver ICs, the driver circuit, and the scan circuit.

公开(公告)号：US20250014510A1

公开(公告)日：2025-01-09

申请号：US18883757

申请日：2024-09-12

Applicant: LG ELECTRONICS INC.

Inventor： Jinyeol KIM ,  Dongchul LEE ,  Bohee HAN ,  Jonggon SHIN ,  Jongjin WOO

IPC: G09G3/32

Abstract: Discussed is a driving module including a PCB having a plurality of circuit printed layers, a plurality of driver ICs attached to the PCB to transmit at least one signal, a plurality of scan ICs attached to the PCB in a manner of being located at positions different from those of a plurality of the driver ICs, a driver circuit connecting a first driver IC and a second driver IC among a plurality of the driver ICs together in a first direction, a scan circuit connecting a first scan IC and a second scan IC among a plurality of the scan ICs together in the first direction, and a controller controlling at least one of a plurality of the driver ICs, a plurality of the scan ICs, the driver circuit, or the scan circuit.

公开(公告)号：US20230296934A1

公开(公告)日：2023-09-21

申请号：US18021452

申请日：2021-08-06

Applicant: LG ELECTRONICS INC.

Inventor： Wonsik KIM ,  Dongyoup KWAK ,  Yanghyun KIM ,  Jonghwa WON ,  Jonggon SHIN ,  Jongjin WOO ,  Kimun PAIK

IPC: G02F1/1333 ,  H02J50/12 ,  H02J50/70

CPC classification number: G02F1/133334 ,  H02J50/12 ,  H02J50/70

Abstract: Disclosed is a display device, including a body frame having a transmitting coil supplying power, a display module having a charging coil supplied with the power from the transmitting coil and located on a front side of the body frame, a fastening part fastening the display module to the body frame with a magnetic force, and a shield part located between the coupling magnet and the charging coil to cut off a magnetic field formed by the fastening unit so as to prevent the magnetic field from affecting the charging coil. Accordingly, the display module can be recharged by wireless charging, thereby facilitating installation of the display module in the body frame.

公开(公告)号：US20210088852A1

公开(公告)日：2021-03-25

申请号：US16970612

申请日：2018-05-10

Applicant: LG ELECTRONICS INC.

Inventor： Donghyun KIM ,  Yanghyun KIM ,  Myungwhun CHANG ,  Jonggon SHIN

IPC: G02F1/13357

Abstract: A display device is disclosed. The display device includes a display panel; a first substrate positioned in a rear of the display panel; a second substrate positioned in the rear of the display panel and adjacent to the first substrate; a plurality of first light sources mounted on the first substrate and configured to provide light to the display panel; a plurality of second light sources mounted on the second substrate and configured to provide light to the display panel; and a first reflective sheet positioned on the first substrate, the first reflective sheet including a plurality of first holes formed corresponding to positions of the plurality of first light sources, wherein in the plurality of first holes, an area of a first hole formed corresponding to a position of a first light source close to a boundary of the first substrate and the second substrate may be greater than an area of a second hole formed corresponding to a position of a second light source far from the boundary of the first substrate and the second substrate.

公开(公告)号：US20200100401A1

公开(公告)日：2020-03-26

申请号：US16283621

申请日：2019-02-22

Applicant: LG ELECTRONICS INC.

Inventor： Myungwhun CHANG ,  Donghyun KIM ,  Yanghyun KIM ,  Jonggon SHIN ,  Jongjin WOO ,  Sangho CHOI ,  Jinkyo HAN

IPC: H05K7/20 ,  H05K5/00 ,  H05K5/03

Abstract: Provided is a display device. The display device includes a display panel and at least one cooler configured to dissipate heat of the display panel. The at least one cooler includes a vapor chamber including a high temperature heated by the display panel and a low temperature connected to the high temperature portion through a connection portion and spaced apart from the display panel, a fan spaced apart from the vapor chamber to blow air toward the vapor chamber, and an air guide configured to guide the air blown from the fan to the low temperature portion.

公开(公告)号：US20250031503A1

公开(公告)日：2025-01-23

申请号：US18274162

申请日：2022-06-02

Applicant: LG ELECTRONICS INC.

Inventor： Seoungkyu HAN ,  Myungwhun CHANG ,  Okhee YUN ,  Yanghyun KIM ,  Seungho RYOO ,  Wonsik KIM ,  Jonggon SHIN

IPC: H01L33/62 ,  H01L25/075

Abstract: The present disclosure is applicable to a display device-related technical field, and relates to, for example, a display device using a micro light emitting diode (LED). Disclosed is a display device using a light-emitting element including a wiring substrate having multiple unit pixel areas defined therein, a wiring electrode including first wiring electrodes and a second wiring electrode arranged on the wiring substrate, and each light-emitting element installed in each unit pixel area so as to be electrically connected to each first wiring electrode and the second wiring electrode to constitute each sub-pixel, wherein the light-emitting elements include a first light-emitting element located in a first pixel area and installed in a first arrangement, and a second light-emitting element located in a second pixel area adjacent to the first pixel area and installed in a second arrangement symmetrical to the first arrangement.

公开(公告)号：US20240079387A1

公开(公告)日：2024-03-07

申请号：US18273739

申请日：2022-06-02

Applicant: LG ELECTRONICS INC.

Inventor： Myungwhun CHANG ,  Yanghyun KIM ,  Seungho RYOO ,  Jonghwa WON ,  Donghyun KIM ,  Jonggon SHIN ,  Kimun PAIK

IPC: H01L25/075 ,  H01L33/18 ,  H01L33/24 ,  H01L33/32 ,  H01L33/62

CPC classification number: H01L25/0753 ,  H01L33/18 ,  H01L33/24 ,  H01L33/32 ,  H01L33/62

Abstract: The present disclosure is applicable to a display device-related technical field and relates to, for example, a display device using a micro light-emitting diode (LED). The present disclosure as such comprises: a wiring board on which a plurality of unit pixel regions are defined; a wiring electrode arranged on the wiring board, the wiring electrode comprising a first wiring electrode and a second wiring electrode; and a light-emitting element that forms a sub-pixel by being installed to be electrically connected to the first wiring electrode and the second wiring electrode in each of the unit pixel regions, wherein the light-emitting element may be configured to comprise: a first light-emitting element located in a first pixel region and installed in a first arrangement; and a second light-emitting element located in a second pixel region neighboring the first pixel region and installed in a second arrangement that is symmetrical to the first arrangement.

公开(公告)号：US20230327063A1

公开(公告)日：2023-10-12

申请号：US18023976

申请日：2020-08-31

Applicant: LG ELECTRONICS INC.

Inventor： Woosik JUNG ,  Yanghyun KIM ,  Jonghwa WON ,  Wonsik KIM ,  Wonseok HAN ,  Jonggon SHIN ,  Jongjin WOO

IPC: H01L33/62 ,  H01L25/075 ,  H01L33/64 ,  H01L33/48

CPC classification number: H01L33/62 ,  H01L25/0753 ,  H01L33/642 ,  H01L33/486

Abstract: A display device according to one embodiment of the present disclosure comprises: a wiring board having an electrode line formed on the front surface thereof; and a plurality of semiconductor light-emitting elements disposed on the wiring board and electrically connected to each other by the electrode line, wherein the wiring board is configured to include at least two physically divided sub-boards, and a heat dissipation passage is formed between the sub-boards.