CN104064440A - Field emission plane light source and preparing method thereof - Google Patents
Field emission plane light source and preparing method thereof Download PDFInfo
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- CN104064440A CN104064440A CN201310093831.3A CN201310093831A CN104064440A CN 104064440 A CN104064440 A CN 104064440A CN 201310093831 A CN201310093831 A CN 201310093831A CN 104064440 A CN104064440 A CN 104064440A
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Abstract
The invention provides a field emission plane light source which comprises the components of: an anode, a focusing electrode, a gate electrode, a cathode and an isolator. The anode, the focusing electrode, the gate electrode, the cathode and the isolator form a vacuum sealed chamber. The anode comprises an anode substrate, an anode conducting layer and a light emitting layer successively. The isolator comprises an isolator body and a side wall supporting member. The isolator body is provided with a funnel-shaped through hole. The large opening end of the isolator body is connected with the light emitting layer, and the small opening end is connected with the focusing electrode through the side wall supporting member. The focusing electrode is provided with a focusing through hole which can focus electrons. The gate electrode is provided with a gate electrode through hole which allows passing-through of electrons that are transmitted by the cathode. The gate electrode is sandwiched between the focusing electrode and the cathode through the side wall supporting member. The cathode comprises a circular sheet-shaped cathode emitter, a cathode conducting layer and a cathode substrate successively. The upper surface of the cathode conducting layer is provided with a plurality of cathode emitters. The invention further provides a preparing method for the field emission plane light source.
Description
Technical field
The present invention relates to photoelectron technology field, particularly a kind of field emission planar light source and preparation method thereof.
Background technology
The principle of field emission planar light source is: in the vacuum band in the middle of negative electrode and positive electrode, import voltage to produce electric field, make electrical field stimulation cathode emitter electron emission and on anode the acceleration of positive voltage under attracting, clash into the phosphor powder that is coated on anode, and produce luminescent effect.
Field emission planar light source, because having energy-saving and environmental protection, can work under adverse circumstances (as hot environment and low temperature environment), the advantage such as frivolous, can be widely used in each lighting field.Field emission planar light source is compared with traditional backlight module, simple structure not only, and energy-conservation, volume is little, be easy to large-area planar, brightness is high, has met the growth requirement of following planar light source.Although field emission planar light source has irreplaceable advantage in following city's competition, it still exists some problems to need to solve in practical application.
In practical work process, anode can produce a certain amount of residual gas under the bombardment of the electron beam that is subject to going out from cathode emission, in these gases, part ionisation of gas can be less than the electron beam energy going out from cathode emission so ionization phenomena can occur, ionization cation out will under highfield effect, vertically cathode surface direction bombarding cathode be surperficial, thereby cause cathode electronics emissive material to damage, cause the decline of emissivities, have a strong impact on stability and the life-span of field emission planar light source work.
Summary of the invention
In view of this, the invention provides a kind of field emission planar light source, this field emission planar light source has the isolating main bodies that offers a funnel-form through hole, this isolating main bodies can blocking anode the approach of the positive ion bombardment cathode surface that produces of ionization, reduced the cation number of bombardment to cathode surface, and then improved the stability of cathode emission electronics and the life-span of having improved field emission planar light source.The present invention also provides the preparation method of this field emission planar light source.
First aspect present invention provides a kind of field emission planar light source, comprises anode, focusing electrode, grid, negative electrode and slider, and described anode, focusing electrode, grid, negative electrode and slider form a vacuum-packed cavity,
Described anode comprises anode substrate, anode conductive layer and luminescent layer successively;
Described slider comprises isolating main bodies and side wall support body, and described isolating main bodies offers a funnel-form through hole, and large openend and the described luminescent layer of described isolating main bodies join, and little openend joins by described side wall support body and described focusing electrode;
Described focusing electrode is offered the focusing through hole that can make electron focusing;
Described grid is offered the gate via that can make the electronics by cathode emission pass through, and described grid is arranged between described focusing electrode and described negative electrode by side wall support body is sandwich;
Described negative electrode comprises cathode emitter, cathode conductive layer and the cathode base of round sheet successively, and described cathode conductive layer upper surface is provided with a plurality of described cathode emitters.
Preferably, described focusing through hole comprises conducting plate and the projection that is arranged on described conducting plate top, and described focusing through hole runs through described conducting plate and described projection and on described projection top, has the minimum diameter of locating.
Preferably, the little openend opening of described isolating main bodies bore is less than or equal to the aperture at the minimum place of described focusing through hole.
Preferably, described cathode emitter and described gate via, described focusing electrode through hole and described isolating main bodies funnel-form through hole are in same axial location.
Preferably, the material of described anode substrate is glass, and described anode conductive layer is metallic aluminium, gold or silver layer, or indium tin oxide layer, and described luminescent layer is for can inspire the phosphor powder layer that wavelength is 420nm～480nm blue light.
Preferably, the material of described slider is pottery, glass or boron carbide.
Preferably, the material of described focusing electrode and/or grid is copper.
Preferably, the material of described cathode base is glass, and described cathode conductive layer is metallic aluminium, gold or silver layer, or indium tin oxide layer, and the material of described cathode emitter is carbon nano-tube.
Preferably, described cathode conductive layer upper surface is provided with the region of a plurality of described cathode emitters and the shape of described gate via is circle, and the diameter in described region equals the bore of described gate via.
Second aspect present invention provides a kind of preparation method of field emission planar light source, comprises the following steps:
On anode substrate, adopt and prepare anode conductive layer, then on described anode conductive layer surface, luminescent layer is set, obtain anode;
Cathode conductive layer is set on cathode base, then in the surface tiling of described cathode conductive layer, a plurality of cathode emitters is set, described cathode emitter is round sheet, obtains negative electrode;
Adopt insulating material to make slider, described slider comprises isolating main bodies and side wall support body, and described isolating main bodies offers a funnel-form through hole;
Preparation offers the focusing electrode of the focusing through hole that can make electron focusing;
Preparation offers the grid that can make the gate via that the electronics by cathode emission passes through;
Described anode, focusing electrode, grid, negative electrode and slider are assembled, large openend and the described luminescent layer of described isolating main bodies join, little openend joins by described side wall support body and described focusing electrode, described grid is arranged between described focusing electrode and described negative electrode by side wall support body is sandwich, described anode, focusing electrode, grid, negative electrode and slider assembling form a cavity, cavity described in vacuum seal, makes field emission planar light source.
The invention provides a kind of field emission planar light source and preparation method thereof.This field emission planar light source has the isolating main bodies that offers a funnel-form through hole, when applying after corresponding voltage at each electrode, the cation producing after the beam bombardment anode that cathode emission goes out accelerates toward negative electrode with vertical direction under electric field action, this isolating main bodies can blocking anode the approach of the positive ion bombardment cathode surface that produces of ionization, the little openend opening of isolating main bodies bore is less, reduced the cation number of bombardment to cathode surface, reduce the damage degree of target emitter, and then improved the stability of cathode emission electronics and the life-span of having improved field emission planar light source.In addition, the cathode emitter of field emission planar light source of the present invention is a plurality of, rounded sheet, compare full wafer flake nano thin layer, reduced the area of cathode emitter, extenuated " area effect " that large area cathode emitter brings (area effect is that under same additional driving voltage and the effect of cathode anode spacing, emission current does not increase with area along with cathode emission bulk area increases to a certain degree).
Accompanying drawing explanation
Fig. 1 is the profile of field emission planar light source in the embodiment of the present invention;
Fig. 2 is the anode construction figure of field emission planar light source in the embodiment of the present invention;
Fig. 3 is the isolating main bodies structure chart of field emission planar light source in the embodiment of the present invention;
Fig. 4 is the focus electrode structure figure of field emission planar light source in the embodiment of the present invention;
Fig. 5 is the drain junctions composition of field emission planar light source in the embodiment of the present invention;
Fig. 6 is the negative electrode vertical view of field emission planar light source in the embodiment of the present invention;
Fig. 7 is the section working effect schematic diagram of field emission planar light source in the embodiment of the present invention.
Embodiment
The following stated is the preferred implementation of the embodiment of the present invention; should be understood that; for those skilled in the art; do not departing under the prerequisite of embodiment of the present invention principle; can also make some improvements and modifications, these improvements and modifications are also considered as the protection range of the embodiment of the present invention.
Fig. 1 is the sectional view of field emission planar light source in the embodiment of the present invention; Fig. 2 is the anode construction figure of field emission planar light source in the embodiment of the present invention; Fig. 3 is the isolating main bodies structure chart of field emission planar light source in the embodiment of the present invention; Fig. 4 is the focus electrode structure figure of field emission planar light source in the embodiment of the present invention; Fig. 5 is the drain junctions composition of field emission planar light source in the embodiment of the present invention; Fig. 6 is the cathode junction composition of field emission planar light source in the embodiment of the present invention.
With reference to Fig. 1～6, a kind of field emission planar light source that the embodiment of the present invention provides, comprises anode 10, slider 20, focusing electrode 30, grid 40 and minus plate 50.Anode 10, focusing electrode 30, grid 40, negative electrode 50 and slider 20 form a vacuum-packed cavity.Anode 10 comprises anode substrate 11, anode conductive layer 12 and luminescent layer 13 successively; Slider 20 comprises isolating main bodies 21 and side wall support body 22, and isolating main bodies 21 offers a funnel-form through hole 200, and large openend and the luminescent layer 13 of isolating main bodies 21 join, and little openend joins by side wall support body 22 and focusing electrode 30; Focusing electrode 30 is offered the focusing through hole 300 that can make electron focusing, focusing electrode 30 comprises conducting plate 31 and is arranged on the projection 32 of conducting plate top, focus on through hole 300 and run through conducting plate 31 and projection 32 and on projection 32 tops, have the minimum diameter of locating, the little openend opening of isolating main bodies 21 bore is less than or equal to the aperture that focuses on through hole 300 minimum places.Grid 40 comprises conductive grid plate 41 and is opened in the gate via 400 that can make the electronics by cathode emission pass through in conductive grid plate 41, and grid 40 is arranged between focusing electrode 30 and negative electrode 50 by side wall support body 22 is sandwich.Negative electrode 50 comprises cathode emitter 51, cathode conductive layer 52 and cathode base 53 successively, and cathode conductive layer 52 is arranged on cathode base 53 upper surfaces, and cathode emitter 51 is round sheet, and a plurality of cathode emitter 51 tilings are arranged on cathode conductive layer 52 upper surfaces.
Fig. 2 is the anode construction figure of field emission planar light source in the embodiment of the present invention.Anode 10(Fig. 1 shows) comprise anode substrate 11 and be formed at anode conductive layer 12 and the luminescent layer 13 on anode substrate 11, luminescent layer 13 is formed on anode conductive layer 12.Wherein, anode substrate 11 is selected from circle or the square plate of glass or ceramic material, adopts glass material in the present embodiment.Anode conductive layer 12 is metallic aluminium, gold or silver layer, or indium tin oxide (ITO) layer, adopts aluminium lamination in the present embodiment, by magnetron sputtering method, prepares on anode substrate 11.Luminescent layer 13 is for can inspire the phosphor powder layer that wavelength is 420nm～480nm blue light.Luminescent layer 13 can adopt the mode of silk screen printing to prepare.The thickness of antianode substrate 11 of the present invention, anode conductive layer 12 and luminescent layer 13 is not made particular determination.
Fig. 3 is the isolating main bodies structure chart of field emission planar light source in the embodiment of the present invention.Slider 20(Fig. 1 shows) comprise that isolating main bodies 21 and side wall support body 22(Fig. 1 show), isolating main bodies 21 offers a funnel-form through hole 200, large openend and the luminescent layer 13 of isolating main bodies 21 join, and little openend joins by side wall support body 22 and focusing electrode 30.The material selection of slider has certain rigidity and is not easy the insulating material of venting, for example pottery, glass or boron carbide, and the present embodiment adopts 94% aluminium oxide ceramics.In the present embodiment, slider 20 is for splitting structure, and isolating main bodies 21 and side wall support body 22 difference individualisms, seal by adhesive, wherein, side wall support body 22 comprises that support daughter 221(Fig. 1 of three central columns shows), 222(Fig. 1 shows) and 223(Fig. 1 show).Certainly, slider 20 can be integrated in other embodiments, and isolating main bodies 21 and side wall support body 22 are an integrated member.The external surface shape of slider 20 is not made particular restriction, can be cylindricality.Described cylindricality can be cylindrical, can be also square column type.In the present embodiment, the outer surface of slider 20 is cylindrical.The funnel-form through hole 200 of isolating main bodies 21 can be for square or circular.In the present embodiment, funnel-form through hole 200 is circular.
In the present embodiment, focusing electrode 30, grid 40 and negative electrode 50 are spaced apart by the support daughter 221,222 and 223 of central column respectively, and are fixed by adhesive, and anode 10 adopts low glass powder and slider 20 to be fixed.
Fig. 4 is the focus electrode structure figure of field emission planar light source in the embodiment of the present invention.Fig. 5 is the drain junctions composition of field emission planar light source in the embodiment of the present invention.Focusing electrode 30 is offered the focusing through hole 300 that can make electron focusing, and focusing electrode 30 comprises conducting plate 31 and is arranged on the projection 32 of conducting plate top, focuses on through hole 300 and runs through conducting plate 31 and projection 32 and on projection 32 tops, have the minimum diameter of locating.In the present embodiment, the little openend opening of isolating main bodies 21 bore is less than the minimum place diameter that focuses on through hole 300.In other embodiments, the little openend opening of isolating main bodies 21 bore can equal to focus on the minimum place diameter of through hole 300.Grid 40 comprises conductive grid plate 41 and is opened in the gate via 400 that can make the electronics by cathode emission pass through in conductive grid plate 41.Focusing electrode 30 and grid 40 are circle or square plate metallic plate, are circular metal copper coin in the present embodiment.In the present embodiment, focusing electrode 30 is consistent with the shape of anode substrate 11 with grid 40, is circle.Grid 40 is arranged between focusing electrode 30 and negative electrode 50 by side wall support body 23 is sandwich, focusing electrode 30 and grid 40 are with preset distance setting, this preset distance can be according to actual conditions Scientific Establishment, so that device obtains best launching effect, the present invention does not do particular determination to this.
Negative electrode 50 comprises cathode emitter 51, cathode conductive layer 52 and cathode base 53 successively.The shape of cathode base 53 and anode substrate 11 match, can be for circular or square.In the present embodiment, cathode base 53 is circular, and material is glass.Cathode conductive layer 52 is metallic aluminium, gold or silver layer, or indium tin oxide (ITO) layer, by magnetron sputtering method, tiles preparation on cathode base 53, and in the present embodiment, cathode conductive layer 52 forms skim, completely covered cathode substrate 53.Cathode emitter 51 is tiled and is arranged in the border circular areas of cathode conductive layer 52 upper surface middle part by direct growth (as chemical vapour deposition technique) or the mode that applies (as silk screen print method).Fig. 6 is the negative electrode vertical view of field emission planar light source in the embodiment of the present invention.Cathode emitter 51 is round sheet, and a plurality of cathode emitter 51 tilings are arranged on cathode conductive layer 52 upper surfaces.The number of cathode emitter 51 area single to it is relevant, and the area of cathode emitter 51 shared border circular areas is suitable with the size of gate via 400, and in the present embodiment, the number of cathode emitter 51 is 7.The material of cathode emitter 51 is zinc oxide nano rod or carbon nano-tube, and in the present embodiment, the funnel-form through hole 200 of cathode emitter 51 and gate via 400, focusing through hole 300 and isolating main bodies is in same axial location.
Fig. 7 is the section working effect schematic diagram of field emission planar light source in the embodiment of the present invention.The operation principle of the field emission planar light source that the present embodiment provides is as follows: negative electrode 50(Fig. 7 is not shown) ground connection, at grid 40(Fig. 7, do not show) apply a forward voltage V
g, at focusing electrode 30(Fig. 7, do not show simultaneously) and apply a negative voltage V
f, at anode conductive layer 12, apply an accelerating voltage V that relative grid voltage is larger
a, at this time, from negative electrode 50(Fig. 7, do not show) electron beam that produces 60 can be through the impact of focusing electrode voltages and the high-tension acceleration of anode the form bombardment luminescent layer 13 with transmitting, with the difference of traditional field emission planar light source be, rear the produced cation of electron beam 60 bombardment luminescent layer 13 does not show toward negative electrode 50(Fig. 7 with vertical direction under electric field action) pilot process that accelerates is by insulation isolating main bodies 21 interceptions of " funnel " shape, because the little openend opening bore of funnel-form through hole is less, so greatly reducing bombarding cathode 50(Fig. 7 does not show) amount of positive ions, thereby having reduced target emitter 51(Fig. 7 does not show) damage degree, stability and the life-span of device work have been improved.
On the other hand, the preparation method of above-mentioned field emission planar light source is as follows:
First, select a circular glass as anode substrate 11, thickness of glass is that 3mm, diameter are 100mm, by anode substrate 11 successively with acetone, ethanol, deionized water ultrasonic cleaning 15 minutes and dry up or dry.Then on this clean anode substrate 11, adopt the method for magnetron sputtering to prepare the metallic aluminium anode conductive layer 12 that thickness is 2 μ m, on this anode conductive layer 12, adopt subsequently cladding process apply a layer thickness be the ZnS:Ag blue light emitting phosphor layer of 35 μ m as luminescent layer 13, obtain anode 10;
Select a circular glass consistent with the shape and size of anode substrate 11 as cathode base 53, by cathode base 53 successively with acetone, ethanol, deionized water ultrasonic cleaning 15 minutes and dry up or dry.Then on this clean cathode base 53, adopt the method for magnetron sputtering to prepare the metallic aluminium cathode conductive layer 52 that thickness is 2 μ m, in the border circular areas that is 30mm at these cathode conductive layer 52 upper surface middle part diameters subsequently, adopt cladding process to apply a plurality of cathode emitters 51, cathode emitter 51 is round sheet, the thickness of cathode emitter 51 is 5 μ m, obtains negative electrode 50;
It is cylindrical adopting the processing methods such as cutting, polishing to obtain an outer surface, periphery circular diameter is that ceramic material isolating main bodies 21 and three outer surfaces of 100mm are cylindrical, periphery circular diameter is the ceramic material side wall support daughter 221,222 and 223 of 100mm, the interior ring diameter central column that is 80mm, isolating main bodies 21 middle parts offer funnel-form through hole 200, the large openend opening bore of funnel-form through hole 200 is 80mm, and little openend opening bore is 2mm;
Adopting the method processing such as cutting, polishing to obtain diameter is 100mm, and center has the circular metal copper coin of focusing through hole 300 as focusing electrode 30, this focusing electrode comprises metallic copper conducting plate 31 and is arranged on the projection 32 of metallic copper conducting plate 31 tops, focusing on through hole 300 runs through metallic copper conducting plate 31 and projection 32 and on projection 32 tops, has minimum place diameter, the aperture that focuses on through hole 300 minimum places equals the little openend opening of isolating main bodies 21 bore, is 2mm; Equally, adopting the methods such as cutting, polishing to process and obtaining diameter is 100mm, and the circular metal copper coin that center has gate via 400 is as grid 40, and the bore of gate via 400 is 30mm;
Above-mentioned gained anode 10, slider 20, focusing electrode 30, grid 40 and negative electrode 50 are assembled, large openend and the luminescent layer 13 of isolating main bodies 21 join, employing low glass powder is fixed, little openend and side wall support body 22 join, focusing electrode 30, grid 40 and negative electrode 50 adopt three support daughters 221,222 and 223 to be spaced apart, and fixing by adhesive bonding, grid 40 is arranged on negative electrode 50 1 sides; Finally assembling forms a receiving space, is evacuated to 1 * 10
-5pa, seals this receiving space, makes field emission planar light source.
By reference to the accompanying drawings embodiments of the invention are described above; but the present invention is not limited to above-mentioned embodiment; above-mentioned embodiment is only schematic; rather than restrictive; those of ordinary skill in the art is under enlightenment of the present invention; not departing from the scope situation that aim of the present invention and claim protect, also can make a lot of forms, within these all belong to protection of the present invention.
Claims (10)
1. a field emission planar light source, comprises anode, focusing electrode, grid, negative electrode and slider, and described anode, focusing electrode, grid, negative electrode and slider form a vacuum-packed cavity, it is characterized in that,
Described anode comprises anode substrate, anode conductive layer and luminescent layer successively;
Described slider comprises isolating main bodies and side wall support body, and described isolating main bodies offers a funnel-form through hole, and large openend and the described luminescent layer of described isolating main bodies join, and little openend joins by described side wall support body and described focusing electrode;
Described focusing electrode is offered the focusing through hole that can make electron focusing;
Described grid is offered the gate via that can make the electronics by cathode emission pass through, and described grid is arranged between described focusing electrode and described negative electrode by side wall support body is sandwich;
Described negative electrode comprises cathode emitter, cathode conductive layer and the cathode base of round sheet successively, and described cathode conductive layer upper surface is provided with a plurality of described cathode emitters.
2. a kind of field emission planar light source as claimed in claim 1, it is characterized in that, described focusing through hole comprises conducting plate and the projection that is arranged on described conducting plate top, and described focusing through hole runs through described conducting plate and described projection and on described projection top, has the minimum diameter of locating.
3. a kind of field emission planar light source as claimed in claim 2, is characterized in that, the little openend opening of described isolating main bodies bore is less than or equal to the aperture at the minimum place of described focusing through hole.
4. a kind of field emission planar light source as claimed in claim 1, is characterized in that, described cathode emitter and described gate via, described focusing electrode through hole and described isolating main bodies funnel-form through hole are in same axial location.
5. a kind of field emission planar light source as claimed in claim 1, it is characterized in that, the material of described anode substrate is glass, and described anode conductive layer is metallic aluminium, gold or silver layer, or indium tin oxide layer, described luminescent layer is for can inspire the phosphor powder layer that wavelength is 420nm～480nm blue light.
6. a kind of field emission planar light source as claimed in claim 1, is characterized in that, the material of described slider is pottery, glass or boron carbide.
7. a kind of field emission planar light source as claimed in claim 1, is characterized in that, the material of described focusing electrode and/or grid is copper.
8. a kind of field emission planar light source as claimed in claim 1, is characterized in that, the material of described cathode base is glass, and described cathode conductive layer is metallic aluminium, gold or silver layer, or indium tin oxide layer, and the material of described cathode emitter is carbon nano-tube.
9. a kind of field emission planar light source as claimed in claim 1, it is characterized in that, described cathode conductive layer upper surface is provided with the region of a plurality of described cathode emitters and the shape of described gate via is circle, and the diameter in described region equals the bore of described gate via.
10. a preparation method for field emission planar light source, is characterized in that, comprises the following steps:
On anode substrate, adopt and prepare anode conductive layer, then on described anode conductive layer surface, luminescent layer is set, obtain anode;
Cathode conductive layer is set on cathode base, then in the surface tiling of described cathode conductive layer, a plurality of cathode emitters is set, described cathode emitter is round sheet, obtains negative electrode;
Adopt insulating material to make slider, described slider comprises isolating main bodies and side wall support body, and described isolating main bodies offers a funnel-form through hole;
Preparation offers the focusing electrode of the focusing through hole that can make electron focusing;
Preparation offers the grid that can make the gate via that the electronics by cathode emission passes through;
Described anode, focusing electrode, grid, negative electrode and slider are assembled, large openend and the described luminescent layer of described isolating main bodies join, little openend joins by described side wall support body and described focusing electrode, described grid is arranged between described focusing electrode and described negative electrode by side wall support body is sandwich, described anode, focusing electrode, grid, negative electrode and slider assembling form a cavity, cavity described in vacuum seal, makes field emission planar light source.
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| CN106783462A (en) * | 2017-01-03 | 2017-05-31 | 金陵科技学院 | The front and rear aniso- silver of arc gates the active display that the spot ring that interlocks interconnects side cathode construction |
| CN106803474A (en) * | 2017-01-03 | 2017-06-06 | 金陵科技学院 | The active display of the auxiliary complete bent continuous low-lying area face seamed edge cathode construction of silver gate three of circular arc |
| CN106847642A (en) * | 2017-01-03 | 2017-06-13 | 金陵科技学院 | The active display of the double positive and negative class semicircle edge cathode constructions long of multiple surface assembled simple gate control |
| CN106847645A (en) * | 2017-01-03 | 2017-06-13 | 金陵科技学院 | Polygonal straight arc combines the active display that the silver different skew surface of gate is segmented big side cathode construction |
| CN106847655A (en) * | 2017-01-03 | 2017-06-13 | 金陵科技学院 | The active display of many hollow face cathode constructions of projection cake layer of three cambered surface twill simple gate controls |
| CN106847643A (en) * | 2017-01-03 | 2017-06-13 | 金陵科技学院 | It is inverted the active display of watt groove cathode assembly structure in many convex surfaces of symmetrical wave point gate |
| CN106847653A (en) * | 2017-01-03 | 2017-06-13 | 金陵科技学院 | The unilateral biasing of relative superiority or inferiority solely gates many active displays along cathode construction in the how curved different ring shirt rim in bottom |
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| CN106847646A (en) * | 2017-01-03 | 2017-06-13 | 金陵科技学院 | Small arc mixes the active display of the tilting fan chimb cathode construction straggly long of silver gate |
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| CN106783462A (en) * | 2017-01-03 | 2017-05-31 | 金陵科技学院 | The front and rear aniso- silver of arc gates the active display that the spot ring that interlocks interconnects side cathode construction |
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| CN106847655A (en) * | 2017-01-03 | 2017-06-13 | 金陵科技学院 | The active display of many hollow face cathode constructions of projection cake layer of three cambered surface twill simple gate controls |
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| CN106847656A (en) * | 2017-01-03 | 2017-06-13 | 金陵科技学院 | Inside connect the active display of the isolated equivalent concave surface cathode construction of lower biconvex silver gate |
| CN106847646A (en) * | 2017-01-03 | 2017-06-13 | 金陵科技学院 | Small arc mixes the active display of the tilting fan chimb cathode construction straggly long of silver gate |
| CN106847647A (en) * | 2017-01-03 | 2017-06-13 | 金陵科技学院 | With the active display of the concave surface of the gradient four silver double convex arc surface cathode structures of gate height |
| CN106803474B (en) * | 2017-01-03 | 2018-04-03 | 金陵科技学院 | The active display of circular arc three continuous hollow face seamed edge cathode constructions of auxiliary complete bent silver gate |
| CN106847642B (en) * | 2017-01-03 | 2018-04-17 | 金陵科技学院 | The active display of the double positive and negative long edge cathode constructions of class semicircle of multiple surface assembled simple gate control |
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Application publication date: 20140924 |