Patent · US Active

Substrate support with electrically floating power supply

US10904996B2 · kind B2 · utility

38Cited by
25References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 20, 2017
Grant dateJan 26, 2021
Priority date
Expiry dateFeb 4, 2039

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05H1/3494
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Embodiments described herein generally relate to plasma assisted or plasma enhanced processing chambers. More specifically, embodiments herein relate to electrostatic chucking (ESC) substrate supports configured to provide pulsed DC voltage, and methods of applying a pulsed DC voltage, to a substrate during plasma assisted or plasma enhanced semiconductor manufacturing processes.

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