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Flat-panel display device with two-side recess internal-cathode gate modulation structure and its preparing process

A flat-panel display and manufacturing process technology, applied in the direction of control electrodes, cold cathode manufacturing, discharge tube/lamp manufacturing, etc., can solve the problems that the capacitance effect cannot be ignored, the operating frequency of the device is reduced, and it is not conducive to displaying high-speed moving images.

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 capacitive effect caused by the lead layer between the gate structure and the cathode structure cannot be ignored, which will directly lead to a reduction in the operating frequency of the device, which is not conducive to displaying high-speed moving images

Method used

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  • Flat-panel display device with two-side recess internal-cathode gate modulation structure and its preparing process
  • Flat-panel display device with two-side recess internal-cathode gate modulation structure and its preparing process

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Embodiment Construction

[0040] The present invention will be further described below with reference to the drawings and embodiments, but not limited to these embodiments.

[0041] The flat-panel display with a negative grid control structure in the double-sided depression includes a sealed vacuum chamber composed of an anode glass panel [14], a cathode glass panel [1] and surrounding glass frames [19]; ​​on the anode glass panel There is an anode conductive layer [15] and a phosphor layer [17] prepared on the anode conductive layer; on the cathode glass panel, there are grid lead layers [11], carbon nanotubes [13] and double-sided recessed inner cathode grid control structure; support wall structure [18] and getter attachment elements [20] between the anode glass panel and the cathode glass panel.

[0042] The double-sided recessed inner cathode grid control structure includes a cathode glass panel [1], an insulating layer [2], a cathode lead layer [3], a cathode enhancement layer [4], a cathode exte...

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PUM

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Abstract

The invention relates to a flat-panel display of a double-sided sunken inner cathode grid-controlled 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; supporting wall structure and degassing agent auxiliary component between the anode glass panel and cathode glass panel; and grid lead layer, carbon nanotube and double-sided sunken inner cathode grid-controlled cathode structure on the cathode glass panel; and it can reduce operating voltage of grid and improve display brightness 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 the flat panel field emission display, in particular relates to a flat panel display with a double-side recessed inner cathode grid control structure and its manufacturing process. Background technique [0002] The carbon nanotube field emission display is a new type of flat display device, which has the high-definition image quality of the cathode ray tube display and the ultra-thin characteristics of the liquid crystal display, and is a promising flat-panel display. Carbon nanotubes are a tubular substance with a graphite layer curl, which can emit a large number of electrons under the action of an external electric field without a...

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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