Patent ID: 11963360
Assignee: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 0:
1. A semiconductor device comprising:
a substrate;
a first insulator;
a first conductor over the first insulator;
a second conductor over the first insulator;
an oxide semiconductor over and in contact with the first conductor and the second conductor;
a first gate insulator including a region facing a side of the oxide semiconductor;
a first gate electrode including a region facing the side of the oxide semiconductor with the first gate insulator therebetween;
a second gate insulator including a region facing the side of the oxide semiconductor;
a second gate electrode including a region facing the side of the oxide semiconductor with the second gate insulator therebetween;
a third conductor over and in contact with the oxide semiconductor;
a fourth conductor over and in contact with the oxide semiconductor; and
a fifth conductor over and in contact with the third conductor and the fourth conductor,
wherein the second gate electrode is over the first gate electrode.