Patent · US Active

Method for scanning a sample by a charged particle beam system

US11658004B2 · kind B2 · utility

0Cited by
5References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 20, 2021
Grant dateMay 23, 2023
Priority date
Expiry dateSep 20, 2041

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.