Patent ID: 11923783
Assignee: GENERAL ELECTRIC RENOVABLES ESPANA, S.L.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 2:
3. The method of claim 2, wherein the expected output voltage is a zero voltage when the gate drive signals for the first IGBT, the third IGBT, and the fourth IGBT are low, the gate drive signal of the second IGBT is high, the output current direction is negative, and the gate drive signals for the fifth IGBT and the sixth IGBT are high or when the gate drive signals for the first IGBT, the second IGBT, and the fourth IGBT are low, the gate drive signal of the third IGBT is high, the output current direction is positive, and the gate drive signals for the fifth IGBT and the sixth IGBT are high or when the gate drive signals for the second IGBT or the third IGBT are high and the gate drive signals for both the first IGBT and the fourth IGBT are low.