Patent · US Active

Method for scanning a sample by a charged particle beam system

US11127563B2 · kind B2 · utility

0Cited by
4References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 30, 2019
Grant dateSep 21, 2021
Priority date
Expiry dateDec 30, 2039

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J2237/2817
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A method for scanning a sample by a charged particle beam tool is provided. The method includes providing the sample having a scanning area including a plurality of unit areas, scanning a unit area of the plurality of unit areas, blanking a next unit area of the plurality of unit areas adjacent to the scanned unit area, and performing the scanning and the blanking the plurality of unit areas until all of the unit areas are scanned.

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