Patent ID: 11901208
Assignee: LG ELECTRONICS INC.
Field: Semiconductors (Electrical engineering)
Classification: CPC H | IPC H

Claim 18:
19. A substrate chuck for allowing one surface of a substrate to be in contact with a fluid in an assembly chamber, the substrate chuck comprising:
a first frame having a first hole at a central portion thereof; and
a second frame having a second hole at a central portion thereof and disposed to overlap the first frame, wherein the first frame comprises:
a bottom portion at which the first hole is formed; and
a sidewall portion formed on a peripheral edge of the bottom portion,

wherein a height of the sidewall portion is greater than a depth at which the substrate is placed into the fluid in the assembly chamber,
wherein the first frame comprises a sealing part disposed at an edge of the first hole, and
wherein the first frame comprises an electrode connection part configured to apply power to an assembly electrode provided at the substrate so as to generate an electric field.