Patent ID: 11945712
Assignee: STMICROELECTRONICS S.R.L.
Field: Micro-structural and nano-technology (Chemistry)
Classification: CPC B | IPC B

Claim 1:
2. The MEMS device according to claim 1, further comprising:
a vertical stop structure including a bottom abutment region and an upper abutment region overlying the bottom abutment region,
wherein the bottom abutment region extends in the first structural layer, having the first thickness and being delimited, at least partially, by a first trench belonging to the plurality of first trenches or by a lower portion of an abutment trench belonging to the plurality of third trenches, and
wherein the upper abutment region extends in the second structural layer, having the second thickness, and separated from the bottom abutment region by an abutment gap area.