公开(公告)号：US20230084045A1

公开(公告)日：2023-03-16

申请号：US17834033

申请日：2022-06-07

Applicant: Samsung Display Co., Ltd.

Inventor： Jung Woong BYUN ,  Toshinaru SUZUKI ,  Cheong-Wan MIN

IPC: B41J2/14 ,  B41J2/145

Abstract: An inkjet printing device according to the present embodiment includes an alignment plate, a substrate positioned on one surface in a third direction of the alignment plate, and an inkjet head combined with the substrate, wherein the alignment plate includes a first position adjustor positioned on a first side surface in a first direction of the alignment plate, and a second position adjustor, a third position adjustor, a fourth position adjustor, a fifth position adjustor, and a sixth position adjustor positioned at a second side surface in a second direction of the alignment plate, and each of the position adjustors adjusts the position of the substrate.

公开(公告)号：US20230072141A1

公开(公告)日：2023-03-09

申请号：US17826831

申请日：2022-05-27

Applicant: Samsung Display Co., LTD.

Inventor： Jungwoong BYUN ,  Toshinaru SUZUKI ,  Cheong-Wan MIN ,  Jeongwon HAN

IPC: B41J29/393 ,  H01L51/00 ,  B41J2/04 ,  G06T7/00

Abstract: A droplet discharging apparatus may include a transfer part moving a substrate including a first target position in a first direction, an inkjet head disposed on the transfer part and discharging a first droplet to the first target position of the substrate, a first camera positioned in a second direction opposite to the first direction of the inkjet head, the first camera acquiring a first image corresponding to the first target position of the substrate, a second camera positioned in the first direction of the inkjet head, the second camera acquiring a second image corresponding to the first target position of the substrate, and an image processor receiving the first image and the second image, and comparing the first image and the second image to inspect a discharge state of the first droplet.