CN1963982A - A surface discharge type aperture mask style plasma display plate with novel electrode structure - Google Patents
A surface discharge type aperture mask style plasma display plate with novel electrode structure Download PDFInfo
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- CN1963982A CN1963982A CNA2006100980768A CN200610098076A CN1963982A CN 1963982 A CN1963982 A CN 1963982A CN A2006100980768 A CNA2006100980768 A CN A2006100980768A CN 200610098076 A CN200610098076 A CN 200610098076A CN 1963982 A CN1963982 A CN 1963982A
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Abstract
Unlike to current shadow mask plasma display panel or discharge plasma display panel, this invention comprises: a front and back substrates, the conductive shadow mask between substrates for support, a couple of scanning and maintenance electrodes on the front substrate, and the addressing electrode on another substrate to form the discharge unit with the mesh hole of shadow mask. This invention can reduce power consumption.
Description
Technical field
The present invention relates to a kind of panel TV display panel, relate in particular to a kind of shadow mask plasma display panel, specifically a kind of surface discharge shadow mask type plasma display panel with novel electrode structure.
Background technology
The shadow mask plasma display panel that adopts mainly comprises prebasal plate, metacoxal plate and shadow mask at present.Prebasal plate is from glass substrate, is respectively scan electrode etc., dielectric layer and the protective layer that forms on the dielectric layer surface; Metacoxal plate is respectively the addressing electrode vertical with scan electrode from glass substrate, dielectric layer and the protective layer that forms on dielectric layer; Being clipped in the middle shadow mask of forward and backward substrate is the metal foil web plate that comprises the mesh array that is processed by electric conducting material (for example iron or its alloy).To charge into predetermined working gas after above-mentioned prebasal plate, shadow mask and the metacoxal plate assembling sealing-in, for example various inert gases have promptly formed shadow mask plasma display panel.Shadow mask plasma display panel adopts the operation principle of subtend discharge at present.For colored shadow mask plasma display panel, the coated inner wall three primary colors fluorescent powder of shadow mask, the vacuum-ultraviolet light that gas discharge produces in each discharge cell excites different fluorescent materials to send corresponding three primary colors light.Yet have following problem in the above-mentioned shadow mask plasma display panel: 1. owing to adopt subtend formula discharging structure, discharge space is less, and discharge path is shorter, so discharging efficiency is lower.2. owing to but the area of coating fluorescent powder on the shadow mask hole wall is less, so brightness is lower.3. because region of discharge is far away apart from phosphor powder layer, and the 147nm vacuum-ultraviolet light of discharge generation is big in resonance absorption loss in the fluorescent material radiative process, so brightness and luminous efficiency are lower.This must do further improvement to electrode structure.
Summary of the invention
The objective of the invention is discharging efficiency and the low problem of brightness, invent the surface discharge shadow mask type plasma display panel with novel electrode structure of a kind of low ignition point pressure, high-luminous-efficiency and low-power consumption at existing surface discharge shadow mask type plasma display panel existence.
Technical scheme of the present invention is:
A kind of surface discharge shadow mask type plasma display panel with novel electrode structure, comprise prebasal plate 1, metacoxal plate 2, shadow mask 3, wherein shadow mask 3 is encapsulated in front-back baseboard 1, between 2, described prebasal plate 1 is mainly by preceding substrate glass substrate 4, first electrode pair 5,6, dielectric layer 7, diaphragm 8 is formed, first electrode pair 5 wherein, 6 are arranged on the preceding substrate glass substrate 4, and it can be the electrode that does not have transparent conductive film ITO to constitute, and electrode 5 is called keeps electrode, electrode 6 is called scan electrode, dielectric layer 7 covers on first electrode pair 5,6, and 8 of diaphragms cover on the dielectric layer 7; Described metacoxal plate 2 mainly is made up of back substrate glass substrate 9, second electrode 10, dielectric layer 11, wherein second electrode 10 is positioned on the back substrate glass substrate 9, dielectric layer 11 covers on second electrode 10, and second electrode 10 is commonly referred to row electrode group or addressing electrode; Shadow mask 3 is that a thickness is the conductive plate that comprises infundibulate grid hole 12 arrays of 0.1～1.0mm, it is characterized in that described first electrode pair 5,6 electrode width 20 is identical, the shape of their relative parts with the upper shed 13 of infundibulate grid hole 12 matches with the shape of this upper shed 13 and along its edge medial region arrangement, and all the other not relative with upper shed 13 parts then are parallel to each other.
The upper shed 13 of the infundibulate grid hole 12 on the shadow mask 3 is a kind of in strip, quadrangle, circle, hexagon or the octagon, first electrode pair 5,6 corresponding upper sheds 13 are done with its shape near the region of discharge inboard close non-parallel arrangement, under shed 14 is a strip, and the upper and lower opening center is on the same straight line perpendicular to mask surface.
Described infundibulate grid hole 12 and prebasal plate 1 relative upper shed 13 areas are 10～20 times of relative under shed 14 areas of itself and metacoxal plate 2, and each infundibulate grid hole 12 upper shed width 15 is 2～4 times of under shed width 16; First electrode pair 5,6 with the distance 22 at upper shed 13 edges 0.5～5 times greater than electrode width 20, shape according to grid hole 12 is different with arrangement mode, first electrode pair 5,6 have close arranging in discharge cell region, first electrode pair 5, the shortest point of 6 distances is positioned at corresponding to upper shed 13 left and right directions inside edges, the spacing 21 of the shortest point of distance is 2～5 times of electrode width 20, and keep electrode 5 and the scan electrode 6 of the shortest point of distance between the connection discharge cell are and are arranged in parallel, the shortest dot spacing of distance is with the spacing of the part that is arranged in parallel, upper shed length 19 is first electrode pairs 5,2～10 times of spacing 21 of the part that is arranged in parallel between 6, second electrode 10 and first electrode pair 5,6 parts that are arranged in parallel are vertical relation, the under shed 14 of the infundibulate grid hole 12 on second electrode 10 and the shadow mask 3 is corresponding, the grid hole 12 upper shed length 19 of shadow mask 3 are 1.5～2 times of under shed length 18, upper shed length 19 is first electrode pairs 5,5～20 times of 6 electrode width 20, the under shed width 16 of each grid hole 12 is 1～2 times of second electrode, 10 width 17, the parallel portion of each grid hole 12 and first electrode pair 5,6 and second electrode 10 intersect vertically; Described first electrode pair 5; 6, blanket dielectric layer 7 and protective layer 8, shadow mask 3 and second electrode 10 that is coated with dielectric layer 11 are formed the elementary cell of medium blocking type AC creeping discharge types, are provided with the visible light light-emitting zone in the elementary cell of this medium blocking type AC creeping discharge type.
Light-emitting zone in the elementary cell of described medium blocking type AC creeping discharge type is the part on dielectric layer 11 surfaces on the metacoxal plate 2 of the inwall of infundibulate grid hole 12 and corresponding its under shed 14, is coated with fluorescent material on this zone.
The fluorescent material 24 that applies at the visible light light-emitting zone of the elementary cell of medium blocking type AC creeping discharge type is monochromatic fluorescent material.
The fluorescent material 24 that applies at the visible light light-emitting zone of the elementary cell of medium blocking type AC creeping discharge type is three primary colors fluorescent powder.
Infundibulate grid hole 12 on the described shadow mask 3 or be stripe-arrangement or be that isosceles triangle arranges.
The upper shed 13 of each infundibulate grid hole 12 and the center of under shed 14 on perpendicular to the direction of mask surface on same straight line, upper shed width 15 is 1～4 times of centre-to-centre spacing 17 of upper and lower opening, and the structure of discharge cell and size are promptly by upper shed 13 decisions.
Described shadow mask 3 material therefors are the nonmetallic materials that iron, iron containing alloy, other metal alloys or surface are coated with conductive material membrane.
Beneficial effect of the present invention:
1, be created in the plasma display panel discharge cell of the present invention between first electrode pair 5,6 and produce surface discharge, have the long advantage of discharge path, compare with existing subtend type discharge shadow mask plasma display panel, luminous efficiency improves; Simultaneously fluorescent material is coated in the surface portion of metacoxal plate 2 dielectric layers 11 of the inwall of shadow mask grid hole 12 and under shed 14 correspondences thereof, and coated area increases, and display brightness is improved, and luminous efficiency improves.
2, the plasma display panel of the present invention discharge of at first catching fire at first electrode pair, 5,6 beeline places, with compare in the surface discharge type shadow mask plasma display panel that front plate electrodes is arranged in parallel, because the priming effect that the short distance discharge is produced greatly reduces the display panel firing voltage among the present invention, further improves luminous efficiency.
Description of drawings
Fig. 1 is the structural representation for display panel of the present invention.
Fig. 2 is electrode of the present invention and shadow mask relative size relation and structural representation.
The encapsulating structure schematic diagram of Fig. 3 display panel of the present invention.
Fig. 4 is not equidistant electrode structure of the hexagon of stripe-arrangement of the present invention and shadow mask schematic diagram.
Fig. 5 is the schematic diagram that concerns of various not equidistant front plate electrodes structure of the present invention and shadow mask hole.
Fig. 6 is that surface discharge shadow mask type plasma display panel discharge cell fluorescent material of the present invention applies schematic diagram.
Embodiment
The present invention is further illustrated below in conjunction with drawings and Examples.
Shown in Fig. 1-6.
A kind of surface discharge shadow mask type plasma display panel with novel electrode structure, surface discharge shadow mask type plasma display panel as the hexagonal shaped electrodes structure, as shown in Figure 1, comprise prebasal plate 1,6 metacoxal plates 2, shadow mask 3, wherein shadow mask 3 is encapsulated in front-back baseboard 1, between 2, described prebasal plate 1 is mainly by preceding substrate glass substrate 4, first electrode pair 5,6, dielectric layer 7, diaphragm 8 is formed, first electrode pair 5 wherein, 6 are arranged on the preceding substrate glass substrate 4, and it can be the electrode that does not have transparent conductive film ITO to constitute, and electrode 5 is called keeps electrode, electrode 6 is called scan electrode, dielectric layer 7 covers on first electrode pair 5,6, and 8 of diaphragms cover on the dielectric layer 7; Described metacoxal plate 2 mainly is made up of back substrate glass substrate 9, second electrode 10, dielectric layer 11, wherein second electrode 10 is positioned on the back substrate glass substrate 9, dielectric layer 11 covers on second electrode 10, and second electrode 10 is commonly referred to row electrode group or addressing electrode; Shadow mask 3 is that a thickness d is the conductive plate that comprises infundibulate grid hole 12 arrays of 0.1～1.0mm, grid hole 12 is hexagonal isosceles triangle and arranges, described infundibulate grid hole 12 and prebasal plate 1 relative upper shed 13 areas are 10～20 times of relative under shed 14 areas of itself and metacoxal plate 2, and each infundibulate grid hole 12 upper shed width 15 is 2～4 times of under shed width 16.Among this embodiment, upper shed 13 is a hexagon, and under shed 14 is a strip.
Described first electrode pair 5,6 electrode width 20 is identical, corresponding with shadow mask 3 upper sheds 13, in the discharge cell region that grid hole 12 constitutes, adopt non-parallel arrangement, arrange along upper shed 13 hexagon edge medial region, first electrode pair 5,6 with the distance 22 at upper shed 13 edges 0.5 ~ 5 times greater than electrode width 20, first electrode pair 5, the shortest point of 6 distances is positioned at corresponding to upper shed 13 left and right directions inside edges, the spacing 21 of the shortest point of distance is 2 ~ 5 times of electrode width 20, and keep electrode 5 and the scan electrode 6 of the shortest point of distance between the connection discharge cell are and are arranged in parallel, the shortest dot spacing of distance is with the spacing of the part that is arranged in parallel, upper shed length 19 is first electrode pairs 5,2～10 times of spacing 21 of the part that is arranged in parallel between 6, second electrode 10 and first electrode pair 5,6 parts that are arranged in parallel are vertical relation, the under shed 14 of the infundibulate grid hole 12 on second electrode 10 and the shadow mask 3 is corresponding, the grid hole 12 upper shed length 19 of shadow mask 3 are 1.5～2 times of under shed length 18, upper shed length 19 is first electrode pairs 5,5～20 times of 6 electrode width 20, the under shed width 16 of each grid hole 12 is 1～2 times of second electrode, 10 width 17, each grid hole 12 and first electrode pair 5,6 the parallel portion and second electrode 10 intersect vertically, as shown in Figure 2.
Prebasal plate 1, the shadow mask 3 of described first electrode pair 5,6 and blanket dielectric layer 7 and protective layer 8, the metacoxal plate 2 that is coated with the dielectric layer 11 and second electrode 10 form the elementary cell of medium blocking type AC creeping discharge types.The sealing-in frame of making of low-melting glass all around 25 of prebasal plate 1, shadow mask 3, metacoxal plate 2 is carried out hermetic seal, outside the viewing area, in the sealing-in frame 25, blast pipe 23 is set, link to each other with vacuum system by this blast pipe, can carry out vacuum degassing to above-mentioned device, and fill with behind the required working gas of certain air pressure with the vacuum system sealed-off, this has just formed plasma display panel provided by the present invention, as shown in Figure 3.
The operation principle of this plasma display panel is as follows: apply positive pulse Va at addressing electrode 10, consistent with the signal of display image, apply negative pulse Vs at scan electrode 6, at first produce discharge at addressing electrode 10 and scan electrode 6, the required wall electric charge of discharge is kept in accumulation, makes this unit be in illuminating state simultaneously, apply the negative pulse Vs that keeps keeping electrode 5, the discharge cell of lighting is at wall electric charge and keeping under the pulse acting in conjunction, and the state that always maintainings lights arrives up to erasing pulse.The erase mode of discharge cell has multiple, and purpose is to eliminate the already present wall electric charge of discharge cell, makes it extinguish state keeping under the impulse action to be transferred to by illuminating state.As adopt burst pulse to wipe, and between twice discharge, apply positive narrow erasing pulse (about about 1 microsecond of pulse duration) at scan electrode 6, the wall electric charge of the discharge generation that it causes and the neutralization of original wall charge generation, thus discharge cell is extinguished.The high-voltage pulse that applies different sequential constitutes different driving methods.Plasma display panel of the present invention can adopt a son driving method of addressing and display separation (ADS), also can adopt Alternate Lighting of Surfaces (ALIS) driving method.For example adopt ADS driving method, in the preparatory stage, three of discharge cell electrodes ( electrode 5,6,10) are zero during beginning.To apply amplitude be V keeping electrode 5
Xw(V
XwFiring voltage V much larger than 5,6 at electrode
Fxy) full frame write pulse, make screen go up all unit and all be in same state, promptly extinguish state, on electrode 10, apply pulse V simultaneously
Aw(V
AwBe about V
Xw/ 2), make addressing electrode 10 not have the accumulation of wall electric charge substantially.Enter address period, electrode 5 making alive V
x Sequential scanning electrode 6, the electrode 6 that does not scan adds-V
Sc, and the electrode 6 of scanning adds-V
yMeanwhile, add addressing pulse V to lighting corresponding electrode 10 with needs
a, what do not need brightness then adds 0V.In the unit that will light, at first discharge between electrode 10 and electrode 6 causes in the discharge of electrode 5 and electrode 6, accumulates the wall electric charge simultaneously.For the unit that need not light, owing to there is not addressing pulse, do not produce discharge, there is not the accumulation of wall electric charge yet.In the phase of keeping, add V at addressing electrode 10
Aw, upper half electrode 5 adds 0V, and electrode 6 adds keeps pulse V
s, lower half electrode 5 adds V
s, electrode 6 adds keeps pulse 0V, under the wall charge effect, keeps discharge and carries out always, and discharge cell is in illuminating state, till needs are wiped.Like this display panel is lined by line scan, finish the demonstration of whole two field picture.Usually a two field picture is divided into the demonstration of plurality of sub field, all there are preparatory stage, address period in each son field and keep the phase, and the time ratio difference of the phase of keeping of each son field, with the realization gradation of image, as adopts 8 son fields, can realize that 256 grades of image gray show.
Embodiment two.
In the foregoing description one, 12 upper sheds 13 of shadow mask 3 grid holes are hexagon, and be stripe-arrangement, first electrode pair 5,6 is corresponding to be non-parallel arrangement with region of discharge upper shed 13, connects first electrode pair 5 of short point of distance, 6 are and are arranged in parallel, constitute embodiment two, the relation of the grid hole 12 of stripe-arrangement and first electrode pair 5,6 and upper shed 13 as shown in Figure 4.
The sealing-in process of display panel and displaying principle are with embodiment one.
Embodiment three.
In the foregoing description one, shadow mask grid hole 12 forms strip, rhombus, circular, the upper shed of polygonized structure such as hexagon or octagon, under shed is a strip, and satisfy the upper and lower opening center perpendicular to the condition on the straight line of mask surface, corresponding first electrode pair 5,6 have close arrangement corresponding to upper shed 13 inside edges, and shadow mask grid hole 12 is according to the display resolution requirement, can be stripe-arrangement or isosceles triangle arranges, equidistant front plate electrodes structure and shadow mask hole concern schematic diagram such as Fig. 5, this has just constituted third embodiment of the present invention group, and operation principle is with first embodiment.
Embodiment four.
In the foregoing description one, two, three, monochromatic fluorescent material 24 is coated in the array that the surface portion of metacoxal plate 2 dielectric layers 11 of the inwall of shadow mask grid hole 12 and under shed 14 correspondences thereof constitutes, and fill with suitable working gas, the ultraviolet excitation ultraviolet fluorescence powder that makes it to produce respective wavelength sends monochromatic visible light, thereby realize that image shows, as shown in Figure 6, this has just constituted fourth embodiment of the present invention group, i.e. the monochromatic surface type shadow mask plasma display panel of novel electrode structure.
Embodiment five.
In the foregoing description one to five, if the array that constitutes at the surface portion of metacoxal plate 2 dielectric layers 11 of the inwall of shadow mask grid hole 12 and under shed 14 correspondences thereof applies red, green, blue three primary colors ultraviolet excited fluorescence powder 24 successively, and fill with suitable working gas, the ultraviolet excitation ultraviolet fluorescence powder that makes it to produce respective wavelength sends red, green, blue three primary colors visible light, can realize COLOUR IMAGE VISUALIZATION OF HE, this has just constituted the 5th kind of embodiment group, i.e. coloured surface type shadow mask plasma display panel of the present invention.
Present embodiment has only provided the concrete example application of part, but for the patent personnel that are engaged in flat-panel monitor, also can design the various deformation product according to above enlightenment, and this still is considered to be covered by among the present invention.
Claims (10)
1, a kind of surface discharge shadow mask type plasma display panel with novel electrode structure, comprise prebasal plate (1), metacoxal plate (2), shadow mask (3), wherein shadow mask (3) is encapsulated in front-back baseboard (1), (2) between, described prebasal plate (1) is mainly by preceding substrate glass substrate (4), first electrode pair (5,6), dielectric layer (7), diaphragm (8) are formed, first electrode pair (5 wherein, 6) be arranged on the preceding substrate glass substrate (4), dielectric layer (7) covers first electrode pair (5,6) on, diaphragm (8) then covers on the dielectric layer (7); Described metacoxal plate (2) mainly is made up of back substrate glass substrate (9), second electrode (10), dielectric layer (11), and wherein second electrode (10) is positioned on the back substrate glass substrate (9), and dielectric layer (11) covers on second electrode (10); Shadow mask (3) is that a thickness is the conductive plate that comprises infundibulate grid hole (12) array of 0.1～1.0mm, it is characterized in that described first electrode pair (5,6) electrode width (20) is identical, the shape of their parts relative with the upper shed (13) of infundibulate grid hole (12) matches with the shape of this upper shed (13) and along its edge medial region arrangement, all the other not relative with upper shed (13) parts then are parallel to each other.
2, the surface discharge shadow mask type plasma display panel with novel electrode structure according to claim 1, a kind of in strip, quadrangle, circle, hexagon or the octagon of the upper shed (13) that it is characterized in that the infundibulate grid hole (12) on the shadow mask (3), first electrode pair (5), (6) corresponding upper shed (13) is done with its shape near the region of discharge inboard close non-parallel arrangement, under shed (14) is a strip, and the upper and lower opening center is on the same straight line perpendicular to mask surface.
3, the surface discharge shadow mask type plasma display panel with novel electrode structure according to claim 1 and 2, it is characterized in that described infundibulate grid hole (12) upper shed (13) area relative with prebasal plate (1) is 10～20 times of its under shed (14) area relative with metacoxal plate (2), each infundibulate grid hole (12) upper shed width (15) is 2～4 times of under shed width (16); First electrode pair (5,6) with the distance (22) at upper shed (13) edge 0.5～5 times greater than electrode width (20), shape according to grid hole (12) is different with arrangement mode, first electrode pair (5,6) in discharge cell region close arranging arranged, first electrode pair (5,6) the shortest point of distance is positioned at corresponding to upper shed (13) left and right directions inside edge, the spacing (21) of the shortest point of distance is 2～5 times of electrode width (20), and keep electrode (5) and the scan electrode (6) of the shortest point of distance between the connection discharge cell are and are arranged in parallel, the shortest dot spacing of distance is with the spacing of the part that is arranged in parallel, upper shed length (19) is first electrode pair (5,2～10 times of spacing (21) of the part that is arranged in parallel 6), second electrode (10) and first electrode pair (5,6) part that is arranged in parallel is vertical relation, the under shed (14) of the infundibulate grid hole (12) on second electrode (10) and the shadow mask (3) is corresponding, grid hole (12) the upper shed length (19) of shadow mask (3) is 1.5～2 times of under shed length (18), upper shed length (19) is first electrode pair (5,6) 5～20 times of electrode width (20), the under shed width (16) of each grid hole (12) is 1～2 times of second electrode (10) width (17), each grid hole (12) intersects vertically with the parallel portion and second electrode (10) of first electrode pair (5,6); Described first electrode pair (5; 6), blanket dielectric layer (7) and protective layer (8), shadow mask (3) and second electrode (10) that is coated with dielectric layer (11) form the elementary cell of medium blocking type AC creeping discharge type, is provided with the visible light light-emitting zone in the elementary cell of this medium blocking type AC creeping discharge type.
4, the surface discharge shadow mask type plasma display panel with novel electrode structure according to claim 3, it is characterized in that light-emitting zone in the elementary cell of described medium blocking type AC creeping discharge type is the part on dielectric layer (11) surface on the metacoxal plate (2) of the inwall of infundibulate grid hole (12) and corresponding its under shed (14), is coated with fluorescent material on this zone.
5, the surface discharge shadow mask type plasma display panel with novel electrode structure according to claim 4 is characterized in that the fluorescent material (24) that the visible light light-emitting zone in the elementary cell of medium blocking type AC creeping discharge type applies is monochromatic fluorescent material.
6, the surface discharge shadow mask type plasma display panel with novel electrode structure according to claim 4 is characterized in that the fluorescent material (24) that the visible light light-emitting zone in the elementary cell of medium blocking type AC creeping discharge type applies is three primary colors fluorescent powder.
7, the surface discharge shadow mask type plasma display panel with novel electrode structure according to claim 1, it is characterized in that on the described shadow mask (3) infundibulate grid hole (12) or for stripe-arrangement or be isosceles triangle arrangement.
8, the surface discharge shadow mask type plasma display panel with novel electrode structure according to claim 1, the upper shed (13) that it is characterized in that each infundibulate grid hole (12) and the center of under shed (14) on perpendicular to the direction of mask surface on same straight line, upper shed width (15) is 1～4 times of centre-to-centre spacing (17) of upper and lower opening, and the structure of discharge cell and size are promptly determined by upper shed (13).
9, the surface discharge shadow mask type plasma display panel with novel electrode structure according to claim 1 is characterized in that first electrode pair (5,6) is made up of Al or Ag electrode, does not establish the transparent conductive film electrode on it.
10, the surface discharge shadow mask type plasma display panel with novel electrode structure according to claim 1 is characterized in that described shadow mask (3) material therefor is the nonmetallic materials that iron, iron containing alloy, other metal alloys or surface are coated with conductive material membrane.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100980768A CN100511564C (en) | 2006-11-30 | 2006-11-30 | A surface discharge type aperture mask style plasma display plate with novel electrode structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100980768A CN100511564C (en) | 2006-11-30 | 2006-11-30 | A surface discharge type aperture mask style plasma display plate with novel electrode structure |
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| CN100511564C CN100511564C (en) | 2009-07-08 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010015126A1 (en) * | 2008-08-07 | 2010-02-11 | 南京华显高科有限公司 | Plasma display panel |
| CN101162675B (en) * | 2007-11-30 | 2010-04-14 | 南京华显高科有限公司 | Shadow mask type plasma display board with public electric pole leadout |
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2006
- 2006-11-30 CN CNB2006100980768A patent/CN100511564C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101162675B (en) * | 2007-11-30 | 2010-04-14 | 南京华显高科有限公司 | Shadow mask type plasma display board with public electric pole leadout |
| WO2010015126A1 (en) * | 2008-08-07 | 2010-02-11 | 南京华显高科有限公司 | Plasma display panel |
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| CN100511564C (en) | 2009-07-08 |
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