Lateral deviation flat display screen
US5998923A · kind A · utility
3Cited by
2References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 12, 1997 |
| Grant date | Dec 7, 1999 |
| Priority date | — |
| Expiry date | Nov 12, 2017 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J31/127
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present invention relates to a flat display screen including a cathode associated with a grid for extracting electrons emitted by at least one region of the cathode, and an anode provided with phosphor elements placed facing the cathode/grid, the cathode having no emissive region in the areas located above the phosphor elements, these areas including a conductive layer which can be biased independently from the emissive regions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.