Patent ID: 11957070
Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
Field: Semiconductors (Electrical engineering)
Classification: CPC H | IPC H

Claim 9:
10. The memory cell of claim 1, wherein the memory device comprises:
a lower electrode;
the connecting structure, disposed on the lower electrode; and
a storage layer, disposed between the connecting structure and the lower electrode,
wherein a sidewall of the connecting structure is substantially aligned with a sidewall of the storage layer,
wherein in a stacking direction of the memory device and the selector, a cross section of the storage layer has a top surface having a first level height and a second level height, and the first level height is different from the second level height, and
wherein in the stacking direction, the cross section of the storage layer comprises a V-shape, and a cross section of the connecting structure comprises a V-shape.