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US 11,342,153 B2Granted
Field emission device
AssigneeElectronics and Telecommunications Research Institute
InventorsJae-Woo Kim, Yoon-Ho Song, Eun Sol Ko
Life of this patent
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Abstract
Provided is a field emission device including a cathode electrode and an anode electrode, which are spaced apart from each other, an emitter disposed on the cathode electrode, a gate electrode disposed between the cathode electrode and the anode electrode and including a gate opening that overlaps the emitter, and a plurality of alignment electrodes disposed between the gate electrode and the cathode electrode. Here, the alignment electrodes surround a side surface of the emitter.
Claims14
A field emission device comprising:
- a cathode electrode and an anode electrode, which are spaced apart from each other;
- an emitter disposed on the cathode electrode;
- a gate electrode disposed between the cathode electrode and the anode electrode and comprising a gate opening that overlaps the emitter;
- and
- a plurality of alignment electrodes disposed between the gate electrode and the cathode electrode,
- wherein the alignment electrodes surround a side surface of the emitter.
3 more elements
A field emission device comprising:
- a cathode electrode and an anode electrode, which are spaced apart from each other;
- an emitter disposed on the cathode electrode;
- a gate electrode disposed between the cathode electrode and the anode electrode and comprising an opening that overlaps the emitter;
- and
- an alignment electrode disposed between the gate electrode and the cathode electrode,
- wherein a position of an upper end of the emitter is changed according to a voltage applied to the alignment electrode.
3 more elements
Dependencies are inferred from the claim text.