Patent ID: 11923837
Assignee: NUVOLTA TECHNOLOGIES (HEIFEI) CO., LTD.
Field: Semiconductors (Electrical engineering)
Classification: CPC H | IPC H

Claim 2:
3. The apparatus of claim 1, further comprising:
an epitaxial layer having a first conductivity type over the substrate having the first conductivity type;
a drift layer having a second conductivity type over the epitaxial layer;
a first body region having the first conductivity type formed in the drift layer, wherein the first drain/source region is formed in the first body region and has the second conductivity type;
a second body region having the first conductivity type formed in the drift layer, wherein the second drain/source region is formed in the second body region and has the second conductivity type;
a first gate dielectric layer formed between the high voltage oxide region and the first drain/source region; and
a second gate dielectric layer formed between the high voltage oxide region and the second drain/source region.