Patent · US Active

Capacitive electronic chip component

US10971578B2 · kind B2 · utility

1Cited by
16References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 8, 2019
Grant dateApr 6, 2021
Priority date
Expiry dateOct 8, 2039

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/02255
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

The disclosure concerns a capacitive component including a trench and, vertically in line with the trench, first portions of a first silicon oxide layer and first portions of second and third conductive layers including polysilicon or amorphous silicon, the first portion of the first layer being between and in contact with the first portions of the second and third layers.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.