Patent ID: 11912027
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Textile and paper machines (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. An inkjet printing apparatus comprising:
a stage on which a target substrate is mounted; and
an inkjet head positioned above the stage,
wherein the inkjet head includes:
an ejection part including a plurality of nozzles that spray ink containing a plurality of particles;
a filter part disposed above the ejection part and selectively passing the plurality of particles; and
an electric field generating electrode that is disposed in the filter part and generates an electric field in the filter part,

wherein the electric field generating electrode includes:
a first electric field generating electrode; and
a second electric field generating electrode spaced apart from the first electric field generating electrode, and
wherein the second electric field generating electrode is disposed above the first electric field generating electrode and overlaps the first electric field generating electrode in a plan view.