Patent · US Expired

Energy-absorbing stable guard ring

US6163065A · kind A · utility

33Cited by
5References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 31, 1997
Grant dateDec 19, 2000
Priority date
Expiry dateDec 31, 2017

Classification

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

Abstract

An integrated circuit (IC) is provided. The IC includes a substrate and at least one dielectric layer and a metal layer formed upon the substrate. The at least one dielectric layer and metal layer form a die active area. The IC further includes a guard ring, enclosing the die active area. The guard ring has zig-zag shaped portions at corners thereof.

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