公开(公告)号：US11308831B2

公开(公告)日：2022-04-19

申请号：US16824121

申请日：2020-03-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Youngki Jung ,  Jinhee Kang ,  Jinho Kim ,  Sangmin Shin ,  Chulgyu Jung

IPC: G09G3/00 ,  H01L33/62 ,  G09G3/32

Abstract: A display panel is provided. The display panel may include a glass, a driver formed on a first surface of the glass, and a circuit layer formed on a second surface of the glass. The circuit layer may include a plurality of pixel circuits configured to drive a plurality of micro light emitting diodes (LEDs) forming a plurality of pixels of the display panel; a plurality of driving circuits which are respectively connected to the driver via wiring formed over at least one side surface of the glass, and configured to supply driving signals to the plurality of pixel circuits based on signals received from the driver; and a plurality of redundancy driving circuits connected to the plurality of respective driving circuits in parallel, the plurality of redundancy driving circuits having a same circuit structure as the plurality of respective driving circuits.

公开(公告)号：US11462523B2

公开(公告)日：2022-10-04

申请号：US16886128

申请日：2020-05-28

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jinhee Kang ,  Taesoon Park ,  Youngki Jung ,  Chulgyu Jung

IPC: H01L31/036 ,  H01L29/15 ,  H01L29/04 ,  H01L27/14 ,  H01L25/16 ,  H01L25/075 ,  H01L33/62

Abstract: A display module and a manufacturing method thereof is provided. The display module may include a substrate; a thin film transistor (TFT) layer disposed on a surface of the substrate; a plurality of LED packages including a connection substrate and a plurality of LEDs disposed on a first surface of the connection substrate; and a wiring configured to electrically connect the TFT layer and the plurality of LEDs. The wiring includes a first wiring for electrically coupling with the plurality of LEDs on the first surface, and a second wiring for electrically coupling with the TFT layer on a second surface of the connection substrate.

公开(公告)号：US10998464B2

公开(公告)日：2021-05-04

申请号：US16533925

申请日：2019-08-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jinhee Kang ,  Jaephil Shim

IPC: H01L33/00 ,  H01L33/38 ,  H01L33/44 ,  H01L33/40 ,  H01L25/16 ,  H01L33/50 ,  H01L33/32 ,  H01L33/06

Abstract: A flip-chip light emitting diode (LED), a display device including at least one flip-chip LED, and a method of manufacturing the LED. The flip-chip LED including a light-emitting layer; an n-type semiconductor layer laminated on a lower part of the light-emitting layer; a p-type semiconductor layer laminated on an upper part of the light-emitting layer; a first electrode that is electrically connected to the n-type semiconductor layer via a first contact hole formed in the LED; a second electrode that is electrically connected to the p-type semiconductor layer, and is electrically insulated from the first electrode; a metal layer provided in a first area, a second area, and a third area; a third electrode that is formed on the metal layer in the third area, is electrically connected to the metal layer, and is electrically insulated from the first electrode and the second electrode; and a plurality of insulating layers.

公开(公告)号：US20200302841A1

公开(公告)日：2020-09-24

申请号：US16824121

申请日：2020-03-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Youngki JUNG ,  Jinhee Kang ,  Jinho Kim ,  Sangmin Shin ,  Chulgyu Jung

IPC: G09G3/00 ,  G09G3/32 ,  H01L33/62

Abstract: A display panel is provided. The display panel may include a glass, a driver formed on a first surface of the glass, and a circuit layer formed on a second surface of the glass. The circuit layer may include a plurality of pixel circuits configured to drive a plurality of micro light emitting diodes (LEDs) forming a plurality of pixels of the display panel; a plurality of driving circuits which are respectively connected to the driver via wiring formed over at least one side surface of the glass, and configured to supply driving signals to the plurality of pixel circuits based on signals received from the driver; and a plurality of redundancy driving circuits connected to the plurality of respective driving circuits in parallel, the plurality of redundancy driving circuits having a same circuit structure as the plurality of respective driving circuits.

公开(公告)号：US11444117B2

公开(公告)日：2022-09-13

申请号：US17257610

申请日：2019-07-10

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jinhee Kang ,  Jitsuo Ota

IPC: H01L27/15 ,  H01L25/075 ,  H01L27/12 ,  H01L33/00 ,  H01L33/32 ,  H01L33/38 ,  H01L33/46 ,  H01L33/06 ,  H01L33/62 ,  G09G3/32

Abstract: A light emitting element, a manufacturing method therefor, and a display device including the light emitting element are disclosed. Particularly, disclosed are a multi-tunnel junction light emitting element having two or more light emitting regions, which are horizontally separated from each other, and a manufacturing method therefor, and disclosed is a display device which includes the light emitting element so as to efficiently arrange pixels and independently control the light emitting regions.