公开(公告)号：US20230078258A1

公开(公告)日：2023-03-16

申请号：US17799817

申请日：2020-02-17

Applicant: LG ELECTRONICS INC.

Inventor： Wonyong LEE ,  Jeomoh KIM

IPC: H01L33/20 ,  H01L25/075 ,  H01L33/62 ,  H01L33/00

Abstract: Discussed is a display device and a method for manufacturing the display device, and particularly, to a display device using a semiconductor light-emitting element having the size of several μm to tens μm. The display device can include a board including a wiring electrode, and a plurality of semiconductor light emitting diodes electrically connected to the wiring electrode. Each of the plurality of semiconductor light emitting diodes includes a plurality of recessed portions formed on a side surface of each light emitting diode.

公开(公告)号：US20230069728A1

公开(公告)日：2023-03-02

申请号：US17799824

申请日：2020-02-13

Applicant: LG ELECTRONICS INC.

Inventor： Jeomoh KIM ,  Wonyong LEE ,  Sukkoo JUNG

IPC: H01L33/38 ,  H01L33/62 ,  H01L25/075 ,  H01L33/30 ,  H01L33/00

Abstract: Discussed is a display device and a method for manufacturing the display device, and more particularly, to a display device using a semiconductor light emitting element having a size of several μm to several tens of μm, and a method for manufacturing the display device. The display device can include a board including a wiring electrode; and a plurality of semiconductor light emitting diodes electrically connected to the wiring electrode. Each of the plurality of semiconductor light emitting diodes an include a first conductivity type semiconductor layer, an active layer formed on the first conductivity type semiconductor layer, and a second conductivity type semiconductor layer formed on the active layer. The first conductivity type semiconductor layer can include a plurality of recessed portions.

公开(公告)号：US20180269732A1

公开(公告)日：2018-09-20

申请号：US15612654

申请日：2017-06-02

Applicant: LG ELECTRONICS INC.

Inventor： Wonyong LEE ,  Jeonghwan KIM ,  Soohyun PARK ,  Jihyun AHN ,  Injae LEE

IPC: H02K1/27 ,  H02K21/14

CPC classification number: H02K1/276 ,  H02K2201/06 ,  H02K2213/03

Abstract: An interior permanent magnet type rotor includes: a rotor core having a plurality of slots formed therein, the plurality of slots having a symmetric longitudinal sectional shape; and a plurality of permanent magnets respectively inserted into the plurality of slots, the plurality of permanent magnets having an asymmetric longitudinal sectional shape, wherein each of the plurality of permanent magnets includes: a top surface part; a bottom surface part formed opposite to the top surface part; and first and second side surface parts connecting the top surface part and the bottom surface part, wherein a first vertical part and a second vertical part, which are in contact with side surface parts of the slot, are formed in the first and second side surface parts, respectively.