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US 8,053,967 B2Granted
Electron emission device and display device using the same
AssigneesTsinghua University, Hon Hai Precision Industry Co., Ltd.
InventorsLin Xiao, Liang Liu, Kai-Li Jiang, Shou-Shan Fan
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Abstract
An electron emission device includes a cathode electrode and a gate electrode, the gate electrode is separated and insulated from the cathode electrode, the gate electrode is a carbon nanotube layer, and the carbon nanotube layer includes a plurality of carbon nanotube wire-like structures. A display device that includes the electron emission device is also disclosed.
Claims20
An electron emission device comprising:
- a cathode electrode comprising at least one electron emitter;
- and
- a gate electrode, the gate electrode being separated and insulated from the cathode electrode and the at least one electron emitter,
- wherein the gate electrode comprises a carbon nanotube layer having a plurality of substantially uniformly distributed spaces, the carbon nanotube layer comprises a plurality of carbon nanotube wire-like structures, each of the carbon nanotube wire-like structures comprises at least one twisted carbon nanotube wire comprising a plurality of carbon nanotubes joined end to end and oriented around an axial direction of the at least one twisted carbon nanotube wire.
1 more element
A display device comprising:
- a cathode electrode comprising at least one electron emitter;
- an anode electrode spaced from the cathode electrode and the at least one electron emitter;
- and
- a gate electrode disposed between the cathode device and the anode electrode;
- wherein the cathode electrode, the anode electrode and the gate electrode are insulated from each other, the gate electrode comprises a carbon nanotube layer having a plurality of substantially uniformly distributed spaces, and the carbon nanotube layer comprises a plurality of carbon nanotube wire-like structures, each of the carbon nanotube wire-like structures comprises at least one twisted carbon nanotube wire comprising a plurality of carbon nanotubes joined end to end and oriented around an axial direction of the at least one twisted carbon nanotube wire.
2 more elements
Dependencies are inferred from the claim text.