公开(公告)号：US20240060904A1

公开(公告)日：2024-02-22

申请号：US18344484

申请日：2023-06-29

Applicant: Samsung Display Co., LTD.

Inventor： Jeong Moon LEE ,  Dae Hong KIM

IPC: G01N21/88 ,  G01N21/95

CPC classification number: G01N21/8851 ,  G01N21/8806 ,  G01N21/9501 ,  G01N2021/8874 ,  G01N2021/8809 ,  G01N2021/8887

Abstract: A defect inspection device according to one or more embodiments includes an inspection device for detecting a defect by line-scanning an object, and for generating review image data for the defect, a height measurer for acquiring a reference height of the defect and a height of the defect, and for generating height data of the defect, and a defect classifier for classifying the defect based on the review image data and the height data.

公开(公告)号：US20230141957A1

公开(公告)日：2023-05-11

申请号：US17737663

申请日：2022-05-05

Applicant: Samsung Display Co., LTD.

Inventor： Jeong Moon LEE ,  Dae Hong KIM ,  Hyung Jin LEE

IPC: G01N21/88 ,  G01N21/33 ,  G01N21/35

CPC classification number: G01N21/8806 ,  G01N21/33 ,  G01N21/35 ,  G01N21/8851

Abstract: An optical inspection device includes: a barrel; a first light source unit at a first side of the barrel and configured to irradiate light of a first wavelength range through a first light path; a second light source unit at a second side of the barrel, the second side being different from the first side, and configured to irradiate light of a second wavelength range that is different from the first wavelength range through a second light path; and a camera. At least a portion of the first light path is different from the second light path.

公开(公告)号：US20250107399A1

公开(公告)日：2025-03-27

申请号：US18731793

申请日：2024-06-03

Applicant: Samsung Display Co., LTD.

Inventor： Dae Hong KIM ,  Jeong Moon LEE

IPC: H10K59/80 ,  H10K59/12

Abstract: According to an embodiment of the disclosure, a display device includes a display area and a non-display area; a pixel electrode disposed on a substrate in the display area; a light emitting layer disposed on the pixel electrode; a common electrode disposed on the light emitting layer, an encapsulation organic film disposed on the common electrode; and a detection pattern disposed in the non-display area.

公开(公告)号：US20230125730A1

公开(公告)日：2023-04-27

申请号：US17876377

申请日：2022-07-28

Applicant: Samsung Display Co., LTD.

Inventor： Byung Kyu SON ,  Dae Hong KIM

IPC: H01L21/68 ,  H01L25/16 ,  H01L23/00 ,  H01L21/67

Abstract: A display panel manufacturing apparatus and a display panel manufacturing method are provided. A display panel manufacturing apparatus manufactures a display panel which is on a lower stage and includes light emitting elements. The display panel manufacturing apparatus includes: a power supply for supplying an alignment voltage for aligning the light emitting elements on the display panel; and an upper stage including a probe unit to provide the alignment voltage to the display panel and magnetic sensors to sense an alignment state of the light emitting elements.