Patent ID: 8002056

Claim:
An automotive drive system comprising: a four-phase motor having a first set of windings and a second set of windings, the first set of windings and the second set of windings being electrically isolated, wherein the first set of windings includes a first phase and a second phase connected at a first neutral point and the second set of windings includes a third phase and a fourth phase connected at a second neutral point; a first inverter coupled to the first set of windings, wherein the first inverter includes a first phase leg connected to the first phase, a second phase leg connected to the second phase, and a third phase leg connected to the first neutral point; and a second inverter coupled to the second set of windings, wherein the second inverter includes a fourth phase leg connected to the third phase, a fifth phase leg connected to the fourth phase, and a sixth phase leg connected to the second neutral point.