Explain GDSII Output Result

Compare GDSII function performs the function of verifying the consistency between the data in the specific layer of PDBB and the GDS2 file.

When output GDS2 files, the layer is separated to facilitate Boolean operation used by manufacturers.
Figure 1.


  • Layer 1: Positive Data.
  • Layer 2: Negative Data for Layer1.
  • Layer 3: Positive Data existing inside of Layer2 area.
  • Layer 100: Board Outline Data.