Patent · US Expired

Methods, apparatus, and software for adjusting the focal spot of an electron beam

US7049616B2 · kind B2 · utility

1Cited by
5References
28Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 17, 2004
Grant dateMay 23, 2006
Priority date
Expiry dateAug 28, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J35/30
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A method of adjusting a beam spot width includes scanning a phantom with an electron beam having a beam spot width to obtain data; and adjusting the beam spot width using the obtained data.

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