Electron emission device and electron emission display
AssigneesTsinghua University, Hon Hai Precision Industry Co., Ltd.
InventorsPeng Liu, De-Jie Li, Chun-Hai Zhang, Duan-Liang Zhou, Bing-Chu Du, Shou-Shan Fan
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Abstract
An electron emission device includes a number of electron emission units spaced from each other, wherein each of the number of electron emission units includes a first electrode, a semiconductor layer, an insulating layer, and a second electrode stacked with each other, the first electrode includes a carbon nanotube layer, a number of holes defines in the semiconductor layer, and a portion of the carbon nanotube layer suspended on the number of holes.
Claims19
An electron emission device, the electron emission device comprising:
- a plurality of electron emission units spaced from each other, wherein each of the plurality of electron emission units comprises:
- a first electrode, wherein the first electrode comprises a carbon nanotube layer;
- a semiconductor layer located on the first electrode and electrically connected to the first electrode, wherein the semiconductor layer defines a plurality of holes, and a portion of the carbon nanotube layer corresponding to the plurality of holes is suspended on the plurality of holes;
- an insulating layer located on a surface of the semiconductor layer away from the first electrode;
- and
- a second electrode located on the insulating layer away from the semiconductor layer.
An electron emission display, comprising:
- a substrate;
- an electron emission device on the substrate, wherein the electron emission device comprises:
- a plurality of electron emission units, wherein each of the plurality of electron emission units comprises a first electrode, a semiconductor layer, an insulating layer, and a second electrode stacked together, wherein the first electrode comprises a carbon nanotube layer, the semiconductor layer defines a plurality of holes, the carbon nanotube layer covers the plurality of holes, and a portion of the carbon nanotube layer is suspended on the plurality of holes;
- an anode structure spaced from electron emission device, wherein the anode structure comprises an anode and a phosphor layer coated on the anode, and the phosphor layer faces to the electron emission device.
Dependencies are inferred from the claim text.