CN204257583U - The triode flat-panel monitor of plane field emitting cathode - Google Patents
The triode flat-panel monitor of plane field emitting cathode Download PDFInfo
- Publication number
- CN204257583U CN204257583U CN201420676528.6U CN201420676528U CN204257583U CN 204257583 U CN204257583 U CN 204257583U CN 201420676528 U CN201420676528 U CN 201420676528U CN 204257583 U CN204257583 U CN 204257583U
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- cathode
- flat
- negative electrode
- triode
- panel monitor
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Abstract
The utility model discloses a kind of triode flat-panel monitor of plane field emitting cathode.Be made up of multiple light transmitting anode and field-transmitting cathode.Anode emission of light comes from the transmitting of each corresponding negative electrode with response.Negative electrode is provided with the low surperficial work function materials of one deck, has the light-emitting area of relatively flat, it distributed multiple electron emission station.Also be provided with grid arrangement between corresponding negative electrode and positive electrode, be used for controlling to arrive the cathode emission degree of corresponding anode.Supported by dielectric material between grid arrangement and cathode assembly, make between grid arrangement and cathode assembly, there is suitable distance.Mesh device and cathode assembly are orthogonal.The beneficial effects of the utility model are: the complexity that can reduce flat-panel monitor manufacture craft, reduce production cost.
Description
Technical field
The utility model relates to a kind of flat-panel monitor, particularly a kind of triode flat-panel monitor of plane field emitting cathode.
Background technology
Field-emitter display has the double dominant of high image quality and ultra-thin low power consuming, is referred to as the king of future " display ".But because its tip-emission cathode requires that it has perfect geometry, make it there is meticulous, the complex process of processing, be difficult to manufacture, high in cost of production shortcoming.
Summary of the invention
The purpose of this utility model is the triode flat-panel monitor providing a kind of plane field emitting cathode.Utilize plane field emitting cathode to replace tip-emission cathode, the complexity of flat-panel monitor manufacture craft can be reduced, can production cost be reduced.
For achieving the above object, the utility model adopts following technical scheme:
Utilize a triode flat-panel monitor for plane field emitting cathode, comprising: multiple light launches anode and field-transmitting cathode.Each described anode emission of light comes from the transmitting of each corresponding negative electrode with response.Each described negative electrode is provided with the low surperficial work function materials of one deck, has the light-emitting area of relatively flat, it distributed multiple electron emission station.Also grid arrangement is provided with between described corresponding negative electrode and positive electrode, be used for controlling to arrive the cathode emission degree of corresponding anode, supported by dielectric material between described grid arrangement and cathode assembly, make there is suitable distance between described grid arrangement and cathode assembly.Mesh device and cathode assembly are orthogonal.
Preferably, described low surperficial work function materials is a kind of diamond thin of ambiguity.
Preferably, described cathode combination forms cathode assembly together, and cathode assembly comprises multiple cathode strip.
Preferably, described grid arrangement comprises multiple grid bar.
Preferably, each described negative electrode has a substrate; Substrate deposited one deck resistive layer; Described low surperficial work function materials is deposited on resistive layer.
Preferably, described grid arrangement comprise multiple separately there is addressable grid cell, the corresponding specific cathode and anode of each grid cell.
Preferably, described grid cell selectively can provide electromotive force.
Preferably, each described negative electrode is independently, and conductor layer is deposited on above negative electrode, conductor layer has the hole of etching, and the corresponding negative electrode of each hole, the edge of each hole is on each independently negative electrode.
The beneficial effects of the utility model are: the complexity that can reduce flat-panel monitor manufacture craft, can reduce production cost.
Accompanying drawing explanation
Fig. 1 is the cathode assembly of triode flat-panel monitor and the vertical view of grid arrangement of the utility model plane field emitting cathode.
Fig. 2 is the cutaway view of the single pixel in the A-A region of Fig. 1.
In figure: aerial lug 1, cathode strip 2, grid bar 3, cathode strip 4, negative electrode 5, resistive layer 6, conductive layer 7, substrate 8, substrate 9, conductive layer 10, low-yield fluorescent material 11, eyelid retractor 12, eyelid retractor 13, cathode assembly 14, grid arrangement 15, anode assembly 16, pixel 17.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is the cathode assembly of triode flat-panel monitor and the vertical view of grid arrangement of the utility model plane field emitting cathode.Described grid bar 3 is drive, has independently addressable, is in vertical distribution with described cathode strip 2.Cathode strip 2 and grid bar 3 provide the addressable of horizontal direction and vertical direction.Aerial lug 1 provides electric power for cathode strip 2 and grid bar 3.Cathode strip 2 and grid bar 3 are separated by dielectric material.
Fig. 2 is the cutaway view of the pixel in the A-A region of Fig. 1, and each cathode assembly 14 is made up of cathode strip 4, and it comprises: substrate 8, conductive layer 7, resistive layer 6 and negative electrode 5.Each described negative electrode 5 is separated by resistive layer 6, and therefore each negative electrode 5 is independently.Described anode assembly 16 comprises: substrate 9, conductive layer 10 and low-yield fluorescent material 11.Low energy fluorescent material has red, green, blue three kinds of colors.Described anode assembly 16 is separated with grid arrangement 15 by multiple eyelid retractor 12, makes to keep suitable distance between the two.Described grid arrangement 15 is between anode assembly 16 and cathode assembly 14.Electronics accelerates to arrive conductive layer 10, the low-yield fluorescent material 11 described in shock by grid arrangement 15, makes it luminous.Grid arrangement 15 is supported by the eyelid retractor 13 be positioned in lower substrate 8.Eyelid retractor 13 makes (preferably SiO by dielectric material
2), mesh device 15 there is the hole of etching, SiO
2structure defines the bridge being connected to negative electrode.Hole in mesh device and anode one_to_one corresponding.When driving voltage between grid arrangement 15 and conductive layer 7 reaches critical value, pixel 17 just can be irradiated.
Although embodiment of the present utility model is open as above, but it is not restricted to listed in specification and execution mode utilization, it can be applied to various applicable field of the present utility model completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the utility model is not limited to specific details and illustrates here and the legend described.
Claims (8)
1. a triode flat-panel monitor for plane field emitting cathode, is characterized in that: be made up of multiple light transmitting anode and field-transmitting cathode, each anode emission of light comes from the transmitting of each corresponding negative electrode with response; Each negative electrode is provided with the low surperficial work function materials of one deck, has the light-emitting area of relatively flat, it distributed multiple electron emission station; Between corresponding negative electrode and positive electrode, be also provided with grid arrangement, be used for controlling to arrive the cathode emission degree of corresponding anode, supported by dielectric material between grid arrangement and cathode assembly, make between grid arrangement and cathode assembly, there is suitable distance; Mesh device and cathode assembly are orthogonal.
2. according to the triode flat-panel monitor of the plane field emitting cathode described in claim 1, it is characterized in that: described low surperficial work function materials is a kind of diamond thin of ambiguity.
3. according to the triode flat-panel monitor of the plane field emitting cathode described in claim 1, it is characterized in that: described cathode combination forms cathode assembly together, cathode assembly comprises multiple cathode strip.
4. according to the triode flat-panel monitor of the plane field emitting cathode described in claim 1, it is characterized in that: described grid arrangement comprises multiple grid bar.
5. according to the triode flat-panel monitor of the plane field emitting cathode described in claim 1, it is characterized in that: each described negative electrode has a substrate; Substrate deposited one deck resistive layer; Described low surperficial work function materials is deposited on resistive layer.
6., according to the triode flat-panel monitor of the plane field emitting cathode described in claim 1, it is characterized in that; Described grid arrangement comprise multiple separately there is addressable grid cell, the corresponding specific cathode and anode of each grid cell.
7. according to the triode flat-panel monitor of the plane field emitting cathode described in claim 6, it is characterized in that: described grid cell selectively can provide electromotive force.
8., according to the triode flat-panel monitor of the plane field emitting cathode described in claim 1, it is characterized in that; Each described negative electrode is independently, and conductor layer is deposited on above negative electrode, conductor layer has the hole of etching, and the corresponding negative electrode of each hole, the edge of each hole is on each independently negative electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420676528.6U CN204257583U (en) | 2014-11-13 | 2014-11-13 | The triode flat-panel monitor of plane field emitting cathode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420676528.6U CN204257583U (en) | 2014-11-13 | 2014-11-13 | The triode flat-panel monitor of plane field emitting cathode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204257583U true CN204257583U (en) | 2015-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420676528.6U Expired - Fee Related CN204257583U (en) | 2014-11-13 | 2014-11-13 | The triode flat-panel monitor of plane field emitting cathode |
Country Status (1)
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| CN (1) | CN204257583U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108447753A (en) * | 2018-03-26 | 2018-08-24 | 东南大学 | The Flied emission high-precision double-gate structure and its installation method intercepted and captured for reducing electronics |
-
2014
- 2014-11-13 CN CN201420676528.6U patent/CN204257583U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108447753A (en) * | 2018-03-26 | 2018-08-24 | 东南大学 | The Flied emission high-precision double-gate structure and its installation method intercepted and captured for reducing electronics |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150408 Termination date: 20161113 |