Patent ID: 11968838
Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
Field: Semiconductors (Electrical engineering)
Classification: CPC H | IPC H

Claim 16:
17. A device comprising:
a memory film along sidewalls of a multi-layer stack;
an oxide semiconductor (OS) layer over the memory film;
a first dielectric material along a sidewall of the OS layer;
a first conductive region on a first side of the first dielectric material and along the sidewall of the OS layer, wherein the first conductive region is separated from the first side of the first dielectric material by a first air gap; and
a second conductive region on a second side of the first dielectric material and along the sidewall of the OS layer, wherein the second conductive region is separated from the second side of the first dielectric material by a second air gap.