Patent · US Active

Non-volatile memory devices including fuse covered field regions

US7666717B2 · kind B2 · utility

1Cited by
3References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 5, 2006
Grant dateFeb 23, 2010
Priority date
Expiry dateJan 30, 2028

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L2924/0002
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A non-volatile device includes a semiconductor substrate having a fuse window region. At least one fuse crosses the fuse window region. Field regions are arranged outside of the fuse window region and arranged under end portions of the at least one fuse. An isolation layer is configured to isolate the field regions. A fuse insulating layer is interposed between the at least one fuse and the field regions.

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