Electron emitting device using graphene and method for manufacturing same
US9991081B2 · kind B2 · utility
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23Claims
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Key dates
| Filing date | May 13, 2014 |
| Grant date | Jun 5, 2018 |
| Priority date | — |
| Expiry date | May 13, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J2209/022
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Disclosed are an electron emitting device using graphene and a method for manufacturing the same. The electron emitting device includes a metal holder having at least one slot, at least one emitter plate inserted into the slot to protrude from a first surface of the metal holder, and including an emitter supporting member and a graphene emitter attached onto the emitter supporting member, an insulation layer provided on the first surface of the metal holder, and a gate electrode provided on the insulation layer and including a gate supporting member and a graphene gate attached onto the gate supporting member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.