Patent · US Expired

Process for forming shallow isolating regions in an integrated circuit and an integrated circuit thus formed

US6561839B2 · kind B2 · utility

0Cited by
11References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 21, 2001
Grant dateMay 13, 2003
Priority date
Expiry dateAug 21, 2021

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/76213
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

The formation of the isolating region includes ion implantation in the voluminal part, followed by annealing of said implanted voluminal part (7) of the substrate (1).

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