Patent · US Expired

Semiconductor chip and method of manufacturing the same

US6060773A · kind A · utility

3Cited by
6References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 7, 1998
Grant dateMay 9, 2000
Priority date
Expiry dateMay 7, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S257/922
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A semiconductor chip has a nonvolatile memory formed on the upper surface side of a semiconductor substrate. The chip includes at least one recess portion formed in the lower surface of the semiconductor substrate. The recess portion is located in a region corresponding to the nonvolatile memory. A method of manufacturing the semiconductor chip is also disclosed.

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