Patent · US Active

Substrate support and lithographic process

US7791709B2 · kind B2 · utility

9Cited by
19References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 7, 2007
Grant dateSep 7, 2010
Priority date
Expiry dateDec 7, 2027

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03F7/707
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A substrate support constructed to support a substrate for immersion lithographic processing is disclosed. The substrate support has a central part and a peripheral part positioned around the central part. The substrate support further includes a thermal decoupler arranged to decrease heat transport between the central part and the peripheral part.

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