Patent · US Expired

Efficient storage of fail data to aid in fault isolation

US7634127B1 · kind B1 · utility

4Cited by
15References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 1, 2004
Grant dateDec 15, 2009
Priority date
Expiry dateApr 17, 2026

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01R31/2894
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A method and system for fault isolation in semiconductor with devices thereon includes determining test data from a plurality of semiconductor devices and creating a failure bitmap of locations of the plurality of semiconductor devices and test data in a vector graphic CAD format. The vector graphic CAD format allows storage of test data on multiple layers.

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