CPC G06F 30/392 (2020.01) | 20 Claims |
1. A method, comprising:
receiving an integrated circuit (IC) design layout including a layout block, wherein the layout block has a corner;
adding first patterns along a first edge of the corner;
adding second patterns along a second edge of the corner;
moving a first column of the first patterns closest to the second edge toward the second edge;
moving a second column of second patterns closest to the second edge toward the second edge;
extending lengths of the first and second patterns in the first and second columns; and
outputting a pattern layout in a computer-readable format, wherein the pattern layout includes the first and the second patterns.
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