X-ray tube for microsecond X-ray intensity switching
US8401151B2 · kind B2 · utility
8Cited by
20References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 16, 2009 |
| Grant date | Mar 19, 2013 |
| Priority date | — |
| Expiry date | Jan 29, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J35/153
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An injector for an X-ray tube is presented. The injector includes an emitter to emit an electron beam, at least one focusing electrode disposed around the emitter, wherein the at least one focusing electrode focuses the electron beam and at least one extraction electrode maintained at a positive bias voltage with respect to the emitter, wherein the at least one extraction electrode controls an intensity of the electron beam.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.