Patent · US Expired

Method for high precision printing of patterns

US6833854B1 · kind B1 · utility

23Cited by
10References
42Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 12, 2003
Grant dateDec 21, 2004
Priority date
Expiry dateJun 12, 2023

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03F7/70291
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An aspect of the present invention includes a method to print pattern with improved edge acuity. In one embodiment a method for printing fine patterns comprising the actions of: providing an SLM and providing a pixel layout pattern with different categories of modulating elements, the categories differing in the phase of the complex amplitude. Other aspects of the present invention are reflected in the detailed description, figures and claims.

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