CN201153095Y - Shadow mask type plasma display board having common electrode pulling - Google Patents
Shadow mask type plasma display board having common electrode pulling Download PDFInfo
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- CN201153095Y CN201153095Y CNU200720041692XU CN200720041692U CN201153095Y CN 201153095 Y CN201153095 Y CN 201153095Y CN U200720041692X U CNU200720041692X U CN U200720041692XU CN 200720041692 U CN200720041692 U CN 200720041692U CN 201153095 Y CN201153095 Y CN 201153095Y
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Abstract
The utility model discloses a mixed discharge and aperture mask type plasma display panel aiming at the problem caused by the existing aperture mask type plasma display panel which adopts facing-direction type discharge and utilizing the preparing superiority of the barrier wall of an aperture mask. The display penal is composed of a front baseplate, a rear baseplate and an aperture mask, and is characterized in that the frame of the aperture mask (3) is provided with a leading-out terminal (12) the width (13) range of which is 0.5 mm-5 mm, and the length (14) range of the leading-out terminal (12) is 5 m-10 m. A public pole leading-out block (15) is arranged in the non-display area or the non-down-lead area of the front baseplate (1) or the rear baseplate (2) for connection, and the public pole leading-out block (15) is connected with the leading-out terminal (12) on the frame of the aperture mask (3), thereby leading out the aperture mask (3) as the public pole. The mixed discharge and aperture mask type plasma display panel has the advantages of low firing voltage, high brightness and luminous efficiency and low power consumption.
Description
Technical field
The utility model relates to a kind of plasma display panel, relates in particular to a kind of shadow mask plasma display panel with public electrode, and specifically a kind of have a shadow mask plasma display panel that public electrode is drawn.
Background technology
At present plasma display panel of alternating current mainly comprises prebasal plate and metacoxal plate, and prebasal plate is from glass substrate, is respectively scan electrode, 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 barrier layer of playing a supporting role for preparing on dielectric layer; Barrier is a series of narrow height and thin dielectric wall; In the barrier layer inner wall surface is the phosphor powder layer that applies; Above-mentioned header board is sealed the scan electrode of header board, the addressing electrode of slab and the pixel space that barrier is cut apart with the back plate constituted discharge space.Its operation principle is the working gas that is filled in above-mentioned discharge space, and ionization under electric field action produces ultraviolet light as neon xenon mist, makes fluorescent material send visible light, forms to show.This PDP display structure is present traditional display mode, and advantage is a discharge stability, and main shortcoming is a barrier manufacturing process complexity, the cost height.
Shadow mask plasma display panel adopts shadow mask to replace barrier, and the structure that PDP is shown is greatly simplified, and manufacturing process is simple, and cost descends.Shadow mask plasma display panel mainly comprises prebasal plate, metacoxal plate and shadow mask.Prebasal plate is from glass substrate, is respectively scan electrode, 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), is referred to as the conductive gate web plate.To charge into predetermined working gas after above-mentioned prebasal plate, conductive gate web plate and the metacoxal plate assembling sealing-in, for example various inert gases have promptly formed shadow mask plasma display panel.
At present shadow mask plasma display panel is realized that image shows and is divided into three processes usually, i.e. preparatory stage of signal, address period and keeping the phase.Shadow mask plasma display panel with the subtend discharge is an example, and its operation principle is as follows: at first in the preparatory stage, add a high voltage narrow pulse or slope pulsed erase signal between address electrodes of address electrode group and scan electrode, wipe the wall electric charge of discharge accumulation last time; Then in address period, on scan electrode, add a high impulse addressing voltage and choose this row, on addressing electrode, apply simultaneously the data pulse of this row, the difference of this data pulse voltage amplitude and scanning voltage is higher than the firing voltage between scan electrode and the addressing electrode, make this pixel discharge, thereby form the wall CHARGE DISTRIBUTION corresponding at this row, after finishing whole screen image initial discharge line by line, enter the phase of keeping with required display message; In the phase of keeping, between scan electrode group and addressing electrode, apply and keep discharge pulse, to show this two field picture.Circulation like this is display image frame by frame.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.
But, there is following problem at present in the shadow mask plasma display panel: the first, the conductive gate web plate is only played a supporting role at present, only replace the barrier of conventional AC plasma display panel, and its conductive characteristic is not utilized.The second, because the conductive gate web plate has conductive characteristic, and be floating potential, in applying the process of voltage, will produce some charge inducings, cause the instability of discharge.
Summary of the invention
The purpose of this utility model is the problem that produces at conductive gate web plate electric potential floating in the existing shadow mask plasma display panel procedure for displaying, designs a kind of shadow mask plasma display panel that public electrode is drawn that has.
The technical solution of the utility model is:
A kind of have a shadow mask plasma display panel that public electrode is drawn, 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 mainly is made up of preceding substrate glass substrate 4, first electrode 5, dielectric layer 6, diaphragm 7, dielectric layer 6 covers first electrode 5 last, and 7 of diaphragms cover on the dielectric layer 6, and first electrode 5 is commonly referred to scan electrode; Described metacoxal plate 2 is mainly by back substrate glass substrate 8, second electrode 9, dielectric layer 10 is formed, wherein second electrode 9 is positioned on the back substrate glass substrate 8, dielectric layer 10 covers on second electrode 9,7 of diaphragms cover that second electrode 9 is commonly referred to row electrode or addressing electrode on the dielectric layer 10, with first electrode 5 on the prebasal plate 1, become the spatial vertical quadrature, shadow mask 3 is that a thickness d is the conductive plate that comprises infundibulate grid hole 11 arrays of 0.1～1.0mm, described shadow mask 3, the elementary cell of first electrode pair 5 of blanket dielectric layer 6 and protective layer and second electrode, the 9 composition medium blocking type AC discharge types that are coated with dielectric layer 10 is provided with the visible light light-emitting zone in the elementary cell of this medium blocking type interchange commingle discharging type; Constitute monochromatic shadow mask alternating current discharge Plasma Display at the monochromatic fluorescent material of shadow mask 3 infundibulate grid holes 11 coated inner wall, at shadow mask 3 infundibulate grid holes 11 coated inner wall three primary colors fluorescent powders, constitute colored shadow mask alternating current discharge Plasma Display, feature is to be provided with leading-out terminal 12 on the frame of described shadow mask 3, the scope of the width 13 of leading-out terminal 12 is 0.5mm～5mm, length 14 scopes of leading-out terminal 12 are 5mm～10mm, being provided with public electrode in the non-lead district of non-display area of prebasal plate 1 or metacoxal plate 2 draws piece 15 and links to each other, this public electrode draws that leading-out terminal 12 links to each other on the frame of piece 15 and shadow mask 3, thereby shadow mask 3 is drawn as public electrode.
Public electrode is drawn the outer end 16 of piece 15, be positioned at display panel sealing-in frame 20 external electrodes and draw the outside of array, link to each other with peripheral drive circuit, inner 17 when being positioned at assembling corresponding to the zone of leading-out terminal 12, corresponding inner 17 zone, the space 18 of corresponding inner 17 areas of reservation in dielectric layer manufacturing process is by method for printing screen or dotting glue method, above-mentioned space 18 filled conductive materials are formed transition zone 19, connect the leading-out terminal 12 of shadow mask 3 and the inner 17 that public electrode is drawn piece 15.
Exchanging the fluorescent material 22 that the visible light light-emitting zone of the elementary cell of commingle discharging type applies at medium blocking type is monochromatic fluorescent material.
Exchanging the fluorescent material 22 that the visible light light-emitting zone of the elementary cell of commingle discharging type applies at medium blocking type is three primary colors fluorescent powder.
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, and electrode 5 and 9 material are aluminium or silver, and the material of conduction transition zone 19 be silver-colored.
The beneficial effects of the utility model:
1, plasma display panel of the present utility model is drawn out to shadow mask the piece of drawing of front or rear panel as public electrode, apply suitable waveform on the piece drawing, the current potential of shadow mask is no longer suspended in discharge process, therefore, compare with existing shadow mask plasma display panel of alternating current, advantage with discharge stability improves luminous efficiency, and display brightness improves.
2, shadow mask of the present utility model utilizes existing current techique to realize as the outbound course of public electrode, and is simple and reliable.
Description of drawings
Fig. 1 is the structural representation for display panel of the present utility model.
Fig. 2 is the shadow mask leading-out terminal of display panel of the present utility model and the generalized section that public electrode is drawn piece.
Fig. 3 is a display panel encapsulating structure schematic diagram of the present utility model
Fig. 4 is that display panel discharge cell fluorescent material of the present utility model applies schematic diagram
Fig. 5～Figure 11 is the shape schematic diagram of shadow mask leading-out terminal of the present utility model.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described.
Embodiment one.
As Fig. 1～3, shown in
A kind of have a shadow mask plasma display panel that public electrode is drawn, 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 mainly is made up of preceding substrate glass substrate 4, first electrode 5, dielectric layer 6, diaphragm 7, dielectric layer 6 covers first electrode 5 last, and 7 of diaphragms cover on the dielectric layer 6, and first electrode 5 is commonly referred to scan electrode; Described metacoxal plate 2 is mainly by back substrate glass substrate 8; second electrode 9; dielectric layer 10 is formed; wherein second electrode 9 is positioned on the back substrate glass substrate 8; dielectric layer 10 covers on second electrode 9; 7 of diaphragms cover on the dielectric layer 10; second electrode 9 is commonly referred to row electrode or addressing electrode; with first electrode 5 on the prebasal plate 1; become the spatial vertical quadrature; shadow mask 3 is that a thickness d is the conductive plate that comprises infundibulate grid hole 11 arrays of 0.1～1.0mm; described shadow mask 3; the elementary cell of first electrode pair 5 of blanket dielectric layer 6 and protective layer and second electrode, the 9 composition medium blocking type AC discharge types that are coated with dielectric layer 10 is provided with the visible light light-emitting zone in the elementary cell of this medium blocking type interchange commingle discharging type.Constitute monochromatic shadow mask alternating current discharge Plasma Display at the monochromatic fluorescent material of shadow mask 3 infundibulate grid holes 11 coated inner wall, at shadow mask 3 infundibulate grid holes 11 coated inner wall three primary colors fluorescent powders, constitute colored shadow mask alternating current discharge Plasma Display, as shown in Figure 1.
The drawing of public electrode drawn piece by the public electrode of the leading-out terminal of shadow mask 3 frames and substrate and formed.On the frame of shadow mask 3 along make 2～4 pieces of leading-out terminals 12 corresponding to the column electrode direction, leading-out terminal be shaped as rectangle, the scope of the width 13 of leading-out terminal 12 is 0.5mm～5mm, length 14 scopes of leading-out terminal 12 are 5mm～10mm, in the non-lead district of the non-display area of metacoxal plate, make public electrode and draw piece 15, public electrode is drawn the outer end 16 of piece 15, be positioned at the outer row electrode of display panel sealing-in frame and draw the outside of array, link to each other with peripheral drive circuit, inner 17 when being positioned at assembling corresponding to the zone of leading-out terminal 12, corresponding inner 17 zone, in dielectric layer manufacturing process, reserve the space 18 of corresponding inner 17 areas, by method for printing screen or dotting glue method, above-mentioned space 18 filled conductive materials are formed transition zone 19, connect the leading-out terminal 12 of shadow mask 3 and the inner 17 that public electrode is drawn piece 15, shadow mask 3 just becomes public electrode and is drawn out to outside the viewing area, as shown in Figure 2 like this.
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, and the material of electrode can be aluminium or silver, and the material of conduction transition zone is a silver.
Operation principle with plasma display panel that public electrode draws is as follows: with the first electrode group 5 as addressing electrode, the second electrode group 9 is made scan electrode, with shadow mask 3 as public electrode, at first, between address electrodes of address electrode group and scan electrode, add a high voltage narrow pulse or slope pulsed erase signal, wipe the wall electric charge of discharge accumulation last time; On scan electrode, add a negative high voltage addressing pulse then and choose this row, on addressing electrode, apply simultaneously the positive data pulse corresponding with this row display message, and on the public electrode of shadow mask 3, apply the voltage of suitable waveform, the difference of this data pulse voltage amplitude and scanning voltage is higher than the firing voltage between scan electrode and the addressing electrode, control triggers discharge, thereby form the wall CHARGE DISTRIBUTION corresponding with required display message at this row, because shadow mask 3 voltages are stable, the wall CHARGE DISTRIBUTION of generation also is stable; After finishing whole screen image initial discharge line by line, between scan electrode group 9 and addressing electrode 5, apply and keep discharge pulse, to show this two field picture.Circulation like this is display image frame by frame.
Embodiment two.
Shown in Fig. 1～4.
In the foregoing description one, on the frame of shadow mask 3 along make 2～4 pieces of leading-out terminals 12 corresponding to the row electrode direction, then must in the non-lead district of the non-display area of prebasal plate, make public electrode and draw piece 15, public electrode is drawn the outer end 16 of piece 15, be positioned at the outer column electrode of display panel sealing-in frame and draw the outside of array, link to each other with peripheral drive circuit, inner 17 when being positioned at assembling corresponding to the zone of leading-out terminal 12, corresponding inner 17 zone, in dielectric layer manufacturing process, reserve the space 18 of corresponding inner 17 areas, by method for printing screen or dotting glue method, above-mentioned space 18 filled conductive materials are formed transition zone 19, connect the leading-out terminal 12 of shadow mask 3 and the inner 17 that public electrode is drawn piece 15, shadow mask 3 just becomes public electrode and is drawn out to outside the viewing area like this, as shown in Figure 4, this has just constituted second embodiment of the present utility model, and operation principle is with first embodiment.
Embodiment three.
Shown in Fig. 1～3,5～11.
In the foregoing description one, the shape of the leading-out terminal 12 of shadow mask 3 can be square, rectangle, trapezoidal, half elliptic or combination each other, and as Fig. 5, this has just constituted the 3rd embodiment group of the present utility model, and operation principle is with first embodiment.
Embodiment four.
In the foregoing description one, two, three, monochromatic fluorescent material 22 is coated in the inwall of shadow mask grid hole 11 and fills 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, this has just constituted the 4th embodiment group of the present utility model, and promptly monochrome has the public electrode shadow mask plasma display panel.
In the foregoing description one to four, if the inwall at shadow mask grid hole 11 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 of the present utility model, and promptly colour has the public electrode shadow mask plasma display panel.
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 utility model.
Claims (6)
1, a kind of have a shadow mask plasma display panel that public electrode is drawn, 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) mainly is made up of preceding substrate glass substrate (4), first electrode (5), dielectric layer (6), diaphragm (7), dielectric layer (6) covers first electrode (5) last, and diaphragm (7) then covers on the dielectric layer (6), and first electrode (5) is commonly referred to scan electrode; Described metacoxal plate (2) is mainly by back substrate glass substrate (8), second electrode (9), dielectric layer (10) is formed, wherein second electrode (9) is positioned on the back substrate glass substrate (8), dielectric layer (10) covers on second electrode (9), diaphragm (7) then covers last second electrode of dielectric layer (10) (9) and is commonly referred to row electrode or addressing electrode, with first electrode (5) on the prebasal plate (1), become the spatial vertical quadrature, shadow mask (3) is that a thickness d is the conductive plate that comprises infundibulate grid hole (11) array of 0.1～1.0mm, described shadow mask (3), first electrode pair (5) of blanket dielectric layer (6) and protective layer and second electrode (9) that is coated with dielectric layer (10) are formed the elementary cell of medium blocking type AC discharge type, are provided with the visible light light-emitting zone in this medium blocking type exchanges the elementary cell of commingle discharging type; Constitute monochromatic shadow mask alternating current discharge Plasma Display at the monochromatic fluorescent material of shadow mask (3) infundibulate grid hole (11) coated inner wall, at shadow mask (3) infundibulate grid hole (11) coated inner wall three primary colors fluorescent powder, constitute colored shadow mask alternating current discharge Plasma Display, feature is to be provided with leading-out terminal (12) on the frame of described shadow mask (3), the scope of the width (13) of leading-out terminal (12) is 0.5mm～5mm, length (14) scope of leading-out terminal (12) is 5mm～10mm, being provided with public electrode in the non-lead district of non-display area of prebasal plate (1) or metacoxal plate (2) draws piece (15) and links to each other, this public electrode draws that leading-out terminal (12) links to each other on the frame of piece (15) and shadow mask (3), thereby shadow mask (3) is drawn as public electrode.
2, according to claim 1 have a shadow mask plasma display panel that public electrode is drawn, it is characterized in that public electrode draws the outer end of piece (15) (16), be positioned at display panel sealing-in frame (20) external electrode and draw the outside of array, link to each other with peripheral drive circuit, when inner (17) are positioned at assembling corresponding to the zone of leading-out terminal (12), the zone of corresponding the inner (17), in dielectric layer manufacturing process, reserve the space (18) of corresponding inner (17) area, by method for printing screen or dotting glue method, above-mentioned space (18) filled conductive material is formed transition zone (19), connect the leading-out terminal (12) of shadow mask (3) and the inner (17) that public electrode is drawn piece (15).
3, according to claim 1 have a shadow mask plasma display panel that public electrode is drawn, and it is characterized in that shadow mask (3) leading-out terminal shape can be rectangle, square, trapezoidal, half elliptic or its combination.
4, according to claim 1 have a shadow mask plasma display panel that public electrode is drawn, and it is characterized in that exchanging the fluorescent material (22) that the visible light light-emitting zone of the elementary cell of commingle discharging type applies at medium blocking type is monochromatic fluorescent material.
5, according to claim 1 have a shadow mask plasma display panel that public electrode is drawn, and it is characterized in that exchanging the fluorescent material (22) that the visible light light-emitting zone of the elementary cell of commingle discharging type applies at medium blocking type is three primary colors fluorescent powder.
6, according to claim 1 have a shadow mask plasma display panel that public electrode is drawn, it 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, the material of electrode (5) and (9) is aluminium or silver, and the material of conduction transition zone (19) is a silver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720041692XU CN201153095Y (en) | 2007-11-30 | 2007-11-30 | Shadow mask type plasma display board having common electrode pulling |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720041692XU CN201153095Y (en) | 2007-11-30 | 2007-11-30 | Shadow mask type plasma display board having common electrode pulling |
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| CN201153095Y true CN201153095Y (en) | 2008-11-19 |
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| CNU200720041692XU Expired - Lifetime CN201153095Y (en) | 2007-11-30 | 2007-11-30 | Shadow mask type plasma display board having common electrode pulling |
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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 |
| WO2010081305A1 (en) * | 2009-01-13 | 2010-07-22 | 南京华显高科有限公司 | Plasma display panel and method of manufacturing the same |
-
2007
- 2007-11-30 CN CNU200720041692XU patent/CN201153095Y/en not_active Expired - Lifetime
Cited By (3)
| 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 |
| WO2010081305A1 (en) * | 2009-01-13 | 2010-07-22 | 南京华显高科有限公司 | Plasma display panel and method of manufacturing the same |
| CN101615552B (en) * | 2009-01-13 | 2011-10-19 | 南京华显高科有限公司 | Shadow mask plasma display |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20081119 Effective date of abandoning: 20071130 |