Patent · US Expired

Flash memory with high-K dielectric material between substrate and gate

US7414281B1 · kind B1 · utility

531Cited by
9References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 9, 2003
Grant dateAug 19, 2008
Priority date
Expiry dateMar 16, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D30/681

Abstract

A flash memory cell and a method of forming the same are described. The flash memory cell may include a substrate having a source and a drain, a gate element, and a dielectric layer between the substrate and the gate element. The dielectric layer includes a dielectric material having a dielectric constant that is greater than that of silicon dioxide.

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