Flat panel display with integrated step type slot grid structure

A flat panel display and manufacturing process technology, which is applied in the manufacture of discharge tubes/lamps, image/graphic display tubes, control electrodes, etc., can solve the problems of poor cathode emission effect of carbon nanotubes, etc., so as to improve the production success rate and improve the display Brightness, effect of reducing gate current

Inactive Publication Date: 2006-08-23
ZHONGYUAN ENGINEERING COLLEGE
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  • Abstract
  • Description
  • Claims
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Problems solved by technology

Large-area carbon nanotube cathodes can be manufactured by the transplantation method, but the emission effect of the prepared carbon nanotube cathodes is poor.

Method used

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  • Flat panel display with integrated step type slot grid structure
  • Flat panel display with integrated step type slot grid structure
  • Flat panel display with integrated step type slot grid structure

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Embodiment Construction

[0044] The present invention will be further described below in conjunction with the accompanying drawings and embodiments, but the present invention is not limited to these embodiments.

[0045] Such as figure 1 , 2 , 3, a flat panel display with an integrated ladder-shaped groove grid structure includes a sealed vacuum chamber made of a cathode panel 10, an anode panel 11 and surrounding glass frames 16, and an anode conductive layer photoetched on the anode panel 11 12 and the phosphor layer 14 prepared on the anode conductive layer 12, the support wall structure 17 between the cathode panel 10 and the anode panel 11, and the getter accessory element 15, and the grid and the cathode are integrated on the cathode panel 10. The integrated ladder-shaped groove grid structure integrated together, the cathode is located on the steps of the ladder-shaped groove grid structure, and its electron emission is controlled by the grid structure.

[0046] The integrated stepped groove ...

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Abstract

Present invention relates to a flat-panel display having integrated echelonment trough gate structure and making technology. It contains anode panel and concave cycle glass enclose constructed sealed vacuum cavity, anode panel having photo etched anode conducting layer and phosphor powder layer anode conducting layer, growing carbon nanotube cathode, knee wall structure and getter element, cathode panel having integrated echelonment trough gate structure and reducing whole device operating voltage, at the same time highly integrating signal grid and carbon nanotube cathode, said grid having strong control action to carbon nanotube cathode electron emission. Said invention raises carbon nanotube cathode electron emission efficiency having reliable manufacturing process, simple technology, low cost, and simple structure etc advantages.

Description

technical field [0001] The invention belongs to the fields of plane display technology, microelectronic science and technology, vacuum science and technology, and nano science and technology, and relates to the manufacture of flat panel field emission displays, in particular to flat panels for carbon nanotube cathodes. The content of device fabrication of field emission display, especially relates to the fabrication process of field emission flat panel display device with integrated stepped groove gate structure and carbon nanotube cathode. Background technique [0002] Carbon nanotube is a coaxial tubular substance that can emit a large number of electrons under the action of an applied voltage. It has a small tip curvature radius, high aspect ratio, good field emission characteristics and excellent physical and chemical stability. Sex, is a very good cold cathode emission material, has attracted the attention of many researchers. At present, the preparation methods for ca...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01J29/02H01J29/04H01J1/46H01J1/30H01J31/12H01J9/00
Inventor 李玉魁
Owner ZHONGYUAN ENGINEERING COLLEGE
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