Patent ID: 11903302
Assignee: UNIVERSAL DISPLAY CORPORATION
Field: Surface technology, coating (Chemistry)
Classification: CPC H  B  C | IPC C  H

Claim 0:
1. An organic vapor jet printing (OVJP) deposition system comprising:
a plurality of OVJP print bars, each comprising a plurality of OVJP print heads;
a float table comprising:
one or more substrate grippers configured to hold a substrate having a first active surface, and to adjust a position of the substrate on the float table in at least two degrees of motion; and
one or more controls arranged to provide control over the one or more substrate grippers; and

one or more sensors configured to measure an alignment of a substrate on the float table with the plurality of OVJP print bars;
wherein a height of each of the plurality of OVJP print bars is configured to be adjusted independently of each of the other OVJP print bars of the plurality of OVJP print bars;
wherein the float table is configured to be moved in a region that extends below the plurality of OVJP print bars; and
wherein the substrate is configured to be moved on the float table independently of movement of the float table below the plurality of OVJP print bars.