Patent · US Active

Methods for normalizing error in photolithographic processes

US7957826B2 · kind B2 · utility

8Cited by
4References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 21, 2007
Grant dateJun 7, 2011
Priority date
Expiry dateJan 28, 2030

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03F7/70558
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A method for fabricating parts using a photolithography system, includes: performing a search of normalization data for an estimated dose operating point; and using the estimated dose operating point for fabrication of new parts.

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