Flat lamp
US7294957B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 6, 2005 |
| Grant date | Nov 13, 2007 |
| Priority date | — |
| Expiry date | Dec 24, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133602
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Provided is a flat lamp which includes a lower substrate and an upper substrate that form discharge space therebetween disposed facing each other, a plurality of discharge electrodes formed at least on one of the lower substrate and the upper substrate, a plurality of spacers that form a plurality of discharge cells by defining the discharge space, and disposed parallel to the discharge electrodes between the lower substrate and the upper substrate, a plurality of auxiliary electrodes, to which a voltage is induced by applying a voltage to the discharge electrodes, formed on a surface of the spacers, and a fluorescent layer formed on an inner wall of the discharge cells.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.