표 3. | Table 3. PCB 기판의 적층 구조 | Information of PCB lamination.

Material of layer Height of layer
1st Layer (signal) 0.018 mm
FR4 0.18 mm
2nd Layer (ground) 0.018 mm
FR4 0.6 mm
3rd Layer (ground) 0.018 mm
FR4 0.18 mm
4th Layer (ground) 0.018 mm