Opto-electronic shutter
US6327073A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 3, 1999 |
| Grant date | Dec 4, 2001 |
| Priority date | — |
| Expiry date | Sep 3, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J31/502
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An optoelectronic shutter for radiation, comprising an input plate and an output plate, comprising material substantially transparent to the radiation, each plate having an outer and an inner surface, wherein a recess is formed in the inner surface of at least one of the plates, and wherein respective non-recessed portions of the inner surfaces of the plates are bonded together, and the recess defines a vacuum chamber enclosed by the two plates; a photocathode fixed to the inner surface of the input plate, adjacent the chamber, and a photo-emissive anode, fixed to the inner surface of the output plate, adjacent the chamber and opposite the photocathode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.