Patent · US Expired

System and method for testing one or more dies on a semiconductor wafer

US7119567B2 · kind B2 · utility

17Cited by
10References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 12, 2002
Grant dateOct 10, 2006
Priority date
Expiry dateJun 2, 2023

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11C2029/2602
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A testing system or method compares read data from one or more dies in a semiconductor wafer with the original data written onto the one or more dies The testing system includes one or more write registers connected to one or more dies on the semiconductor wafer. One or more comparators are connected to the dies and the write registers. The comparator generates a result in response to the original data and the read data.

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