Patent · US Expired

Integrated circuit insulator and method

US6962883B2 · kind B2 · utility

2Cited by
4References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 5, 2003
Grant dateNov 8, 2005
Priority date
Expiry dateNov 10, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/02274
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A two-stage plasma enhance dielectric deposition with a first stage of low capacitively-coupled RF bias with conformal deposition (202) followed by high capacitively-coupled RF bias for planarizing deposition (204) limits the charge build up on the underlying structure (104, 106, 108).

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