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 first electrodes and a number of second electrodes intersected with each other to define a number of intersections. An electron emission unit is sandwiched between the first electrode and the second electrode at each of the number of intersections, wherein the electron emission unit includes a semiconductor layer and an insulating layer stacked together, the semiconductor layer defines a number of holes, the carbon nanotube layer covers the number of holes, and a portion of the carbon nanotube layer is suspended on the number of holes.
Claims15
An electron emission device, comprising:
- a plurality of first electrodes substantially parallel to each other and extending along a first direction, wherein each of the plurality of first electrodes comprises a carbon nanotube layer;
- a plurality of second electrodes substantially parallel to each other and extending along a second direction, wherein the plurality of second electrodes are intersected with the plurality of first electrodes to define a plurality of intersections;
- and
- a plurality of electron emission units, wherein each of the plurality of electron emission unit is sandwiched between the first electrode and the second electrode at each of the plurality of intersections, wherein the electron emission unit comprises a semiconductor layer and an insulating layer stacked together;
- 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 electron emission display, comprising:
- a substrate;
- an electron emission device located on the substrate, wherein the electron emission device comprises:
- a plurality of first electrodes extending along a first direction, wherein each of the plurality of first electrodes comprises a carbon nanotube layer;
- a plurality of second electrodes extending along a second direction, wherein the plurality of second electrodes intersects with the plurality of first electrodes to define a plurality of intersections;
- and
- a plurality of electron emission units, wherein each of the plurality of electron emission unit is sandwiched between the plurality of first electrode and the plurality of second electron at each of the plurality of intersections, wherein the electron emission unit comprises a semiconductor layer and an insulating layer stacked together, 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 the 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.