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Flat-panel display device with gate-modulated multi-tilt cathode structure and its preparing process

A flat panel display and cathode structure technology, applied in the field of flat panel display technology, can solve the problems of large grid current and high grid operating voltage

Inactive Publication Date: 2007-11-14
ZHONGYUAN ENGINEERING COLLEGE
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The manufacturing process of this structure is relatively simple, and the control effect of the gate structure is significant, but the formed gate current is relatively large, and the gate operating voltage is relatively high, which needs to be improved.

Method used

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  • Flat-panel display device with gate-modulated multi-tilt cathode structure and its preparing process
  • Flat-panel display device with gate-modulated multi-tilt cathode structure and its preparing process

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Embodiment Construction

[0040] A flat panel display with grid-controlled multi-slant cathode structure includes a sealed vacuum cavity formed by an anode glass panel [14], a cathode glass panel [1] and surrounding glass frames [19]; There is an anode conductive layer [15] and a phosphor layer [17] prepared on the anode conductive layer on the panel; there are grid lead layers [11], carbon nanotubes [13] and gate-controlled multi-slope cathode on the cathode glass panel structure; support wall structure [18] and getter [20] accessory elements located between the anode glass panel and the cathode glass panel.

[0041] The gate-controlled multi-slope cathode structure includes a cathode glass panel [1], a retardation layer [2], a cathode lead layer [3], a spacer layer [4], a cathode extension layer [5], and a lifting layer [6] ], lifting the second layer [7], cathode conductive layer [8], cathode cover layer [9], control gate layer [10], gate lead layer [11], gate cover layer [12] and carbon nanotubes ...

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Abstract

The invention relates to a flat-panel display of a grid-controlled multiple-tilted cathode structure and the making process thereof, comprising: sealed vacuum cavity composed of anode glass panel, cathode glass panel, and peripheral glass frame; anode conducting layer on the anode glass panel and fluorescent powder layer prepared on the anode conducting layer; grid lead layer, carbon nanotube and grid-controlled multiple-tilted cathode structure on the cathode glass panel; supporting wall structure and degassing agent auxiliary component between the anode glass panel and cathode glass panel, and it can further raise electron emission efficiency of carbon nanotube cathode and number of emitted electrons, improve control function of grid, helps to improve display resolution and image quality, and has advantages of stable and reliable making course, simple making process, low making cost, and simple structure.

Description

technical field [0001] The invention belongs to the fields of flat panel display technology, microelectronic science and technology, vacuum science and technology, and nano science and technology, and relates to device fabrication of flat panel field emission displays, in particular to carbon nanotube cathodes. The device manufacturing aspect of flat panel field emission display, in particular relates to a flat panel display with gate-controlled multi-slant cathode structure and its manufacturing process. Background technique [0002] Field emission flat panel display devices made of carbon nanotubes as cathode materials have the characteristics of light weight, low power consumption, small size, and large screen. High image quality of the display. At present, the R&D and production of field emission displays have been rapidly developed, and have already begun to be practically applied in military and other related departments. Future field emission flat panel displays wil...

Claims

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Application Information

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IPC IPC(8): H01J31/12H01J31/15H01J29/02H01J29/04H01J1/304H01J1/46H01J9/02H01J9/00
Inventor 李玉魁
Owner ZHONGYUAN ENGINEERING COLLEGE
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