Flat panel display with integrated fork field cathode array structure and its producing process

A technology for field emission cathodes and flat panel displays, which is applied in the manufacture of cold cathodes, image/graphic display tubes, electrode systems, etc., can solve problems restricting the application of carbon nanotubes, reduce production costs, simplify production processes, and improve display The effect of resolution

Inactive Publication Date: 2006-08-23
ZHONGYUAN ENGINEERING COLLEGE
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Problems solved by technology

However, due to the limitations of other device structures, such as the temperature limit that the cathode substrate material can withstand, the thermal expansion of the cathode substrate material, and the material selection of the cathode substrate material, etc., all restrict the carbon nanotubes prepared by the direct growth method. application

Method used

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  • Flat panel display with integrated fork field cathode array structure and its producing process
  • Flat panel display with integrated fork field cathode array structure and its producing process
  • Flat panel display with integrated fork field cathode array structure and its producing process

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Embodiment Construction

[0037] 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.

[0038] The present invention comprises a sealed vacuum chamber formed by a cathode panel 10, an anode panel 11 and surrounding glass enclosures 16, an anode conductive layer 12 photoetched on the anode panel 11, and a phosphor layer 14 prepared on the anode conductive layer 12. , a control grid 5 for controlling electron emission and a grown carbon nanotube cathode 9, a support wall structure 17 between the cathode panel 10 and the anode panel 11, and a getter accessory element 15, and a shortening is made on the cathode panel 10 The integrated fork-shaped field emission cathode array structure which integrates the control grid and the carbon nanotube cathode together with the distance between the control grid and the cathode. The fixed position of the integrated fork-shaped field emission c...

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Abstract

Present invention relates to flat-panel display having integrated fork shape field emitting cathode array architecture 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 fork shape field emitting cathode array architecture, shortening distance between signal grid and cathode and reducing whole device operating voltage, at the same time highly integrating control 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 related to the fabrication process of field emission flat display device of carbon nanotube cathode with integrated fork-shaped field emission cathode array structure. 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. The flat panel display using...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01J29/02H01J29/04H01J1/304H01J31/12H01J9/00
Inventor 李玉魁
Owner ZHONGYUAN ENGINEERING COLLEGE
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