Full bridge topology was used in the main circuit, IGBT was used as power switching device, and micro-crystal core was used in mid-frequency transformer.
其主电路采用全桥式拓扑结构，以IGBT管为功率开关器件，中频变压器使用微晶磁心。
2
This thesis work has researched the fabrication technics of photonic crystal defect waveguide with air-bridge structure and collecting waveguide;