These are the block diagrams for the 3-phase IGBT bridge. Included are a general bridge block and a bridge with a gatig signal input. The actual image contains the phase names and polarities on the DC side (these are not shown in the thumbnail preview due to the rendering problems).
No machine-readable source provided. Own work assumed (based on copyright claims).
No machine-readable author provided. Kostya~commonswiki assumed (based on copyright claims).