Patent ID: 11937416
Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
Field: Semiconductors (Electrical engineering)
Classification: CPC H  B | IPC H

Claim 7:
8. The device of claim 1, further comprising:
a third transistor that includes a third channel stack having a third number of third channel layers suspended over the substrate, wherein the third channel layers extend along the first lateral direction between third epitaxial source/drain features, the third channel layers have a third channel dimension along the second lateral direction, the third epitaxial source/drain features have a third source/drain dimension along the second lateral direction, and the third epitaxial source/drain features have a third volume; and
wherein the third number of third channel layers is greater than the second number of second channel layers, the third channel dimension is about equal to the second channel dimension, the third source/drain dimension is greater than the second source/drain dimension, and the third volume is greater than the second volume.