Patent ID: 11942423
Assignee: GLOBALFOUNDRIES U.S. INC.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 13:
14. A structure comprising:
a first wiring structure residing on a first wiring level;
a second wiring structure residing on a second wiring level and being connected in series to the first wiring structure; and
a third wiring structure residing on a third wiring level and being connected in series to the second wiring structure, wherein:
the first wiring structure, the second wiring structure and the third wiring structure comprise a spiral inductor spanning over the first wiring level, the second wiring level and the third wiring level, and
the second wiring structure resides at least partially outside a boundary of the first wiring structure and the third wiring structure resides at least partially outside a boundary of the second wiring structure,
wherein the first wiring structure, the second wiring structure and the third wiring structure comprise an overlap area of less than 5% of a ring area.