US 12,322,697 B2
Series inductors
Venkata Narayana Rao Vanukuru, Bangalore (IN); and Zhong-Xiang He, Essex Junction, VT (US)
Assigned to GLOBALFOUNDRIES U.S. Inc., Malta, NY (US)
Filed by GlobalFoundries U.S. Inc., Malta, NY (US)
Filed on Feb. 12, 2024, as Appl. No. 18/438,916.
Application 18/438,916 is a continuation of application No. 17/343,101, filed on Jun. 9, 2021, granted, now 11,942,423.
Prior Publication US 2024/0186240 A1, Jun. 6, 2024
Int. Cl. H01L 23/522 (2006.01); H01F 17/00 (2006.01); H01F 41/04 (2006.01); H01L 23/528 (2006.01)
CPC H01L 23/5227 (2013.01) [H01F 17/0013 (2013.01); H01F 41/041 (2013.01); H01L 23/5283 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A structure comprising a plurality of wiring levels each of which comprise a wiring structure, a second wiring level being located above a first wiring level of the plurality of wiring levels, wherein a top portion of a wiring structure of the first wiring level is in direct physical contact with a bottom surface of the wiring structure of the second wiring level with the direct physical contact between the top portion of the wiring structure of the first wiring level and the bottom surface of the wiring structure of the second wiring level being devoid of any via interconnects.