Mask having assist pattern

摘要

A mask may include a circuit area and a pixel area. The circuit area includes a circuit pattern. The pixel area includes a pixel pattern which is extended in a length direction and an assist pattern which is at an end portion of the pixel pattern and adjacent to the circuit area.

主权项

1. A mask comprising:
a circuit area comprising a circuit pattern; and a pixel area comprising:
a pixel pattern extended in a length direction; andan assist pattern adjacent to the circuit area, the assist pattern connected to and extended from an end portion of the pixel pattern,whereinthe assist pattern connected to and extended from the end portion of the pixel pattern comprises two sub-assist patterns extended from corners of the end portion of the pixel pattern, each of the sub-assist patterns having a square shape.