Patent · US Expired

Phase shifted design verification routine

US5923566A · kind A · utility

95Cited by
10References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 25, 1997
Grant dateJul 13, 1999
Priority date
Expiry dateMar 25, 2017

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03F7/705
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A computer-implemented routine that verifies that an existing chip design can be converted to a PSM or reports localized design conflicts based solely on a knowledge of the specific design constraints applied in the targeted PSM design system and without a prior knowledge of specific layout configurations that will cause PSM design errors.

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