CN201247754Y - Plasma display board with vertical addressing electrode and shadow mask small hole - Google Patents
Plasma display board with vertical addressing electrode and shadow mask small hole Download PDFInfo
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- CN201247754Y CN201247754Y CNU2008200399825U CN200820039982U CN201247754Y CN 201247754 Y CN201247754 Y CN 201247754Y CN U2008200399825 U CNU2008200399825 U CN U2008200399825U CN 200820039982 U CN200820039982 U CN 200820039982U CN 201247754 Y CN201247754 Y CN 201247754Y
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Abstract
The utility model discloses a plasma display panel which aims at the problem of lower luminous efficiency of the prior shadow mask type plasma display panel, and an addressing electrode is perpendicular to a shadow mask small hole. The plasma display panel mainly comprises a front basal plate, a rear basal plate and a conducting shadow mask, wherein the conducting shadow mask is clamped between the front basal plate and the rear basal plate, is used for supporting the front basal plate and the rear basal plate and comprises a mesh hole array, and each mesh hole is vertically crossed with the addressing electrode and a scanning electrode to form a basal discharging unit. The plasma display panel is characterized in that the addressing electrode on the rear basal plate is perpendicular to the length direction of a lower opening of the shadow mask hole, and the scanning electrode on the front basal plate is parallel to the length direction of the lower opening of the shadow mask hole. Compared with the prior shadow mask type plasma display panel, the utility model can greatly reduce the power consumption of the display panel and improve luminous efficiency and brightness.
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, specifically a kind of addressing electrode plasma display panel vertical with shadow mask eyelet.
Background technology
Conventional at present shadow mask plasma display panel mainly comprises prebasal plate, metacoxal plate and shadow mask.Metacoxal plate comprises the back substrate glass substrate, the addressing electrode that on the back substrate glass substrate, forms, and be provided with the dielectric layer that forms on the back substrate glass substrate of addressing electrode; Prebasal plate comprises preceding substrate glass substrate, that form on the lower surface of preceding substrate glass substrate and the scan electrode addressing electrode orthogonal arrangement, and the dielectric layer that forms on the lower surface of the preceding substrate glass substrate that is provided with scan electrode; Being clipped in the middle shadow mask of forward and backward substrate is the thin web plate that comprises the mesh array that is processed by electric conducting material (for example iron or its alloy).With charging into predetermined discharge working gas after above-mentioned prebasal plate, shadow mask and the metacoxal plate assembling sealing-in, promptly formed shadow mask plasma display panel such as various inert gases.The operation principle of this plasma display panel is as follows: 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 high impulse addressing voltage then and choose this row, the in addition data pulse of this row on addressing electrode simultaneously, 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 to form the wall CHARGE DISTRIBUTION corresponding to this row of required display image, after finishing whole screen image discharge initialization line by line, between scan electrode group and addressing electrode, apply and keep discharge voltage, to show this two field picture.So circulation can realize display image frame by frame.For colour plasma display board, the coated inner wall three primary colors fluorescent powder of shadow mask, the plasma resonance ultraviolet ray that the gas discharge in each discharge cell forms excites different fluorescent materials to send corresponding three primary colors light.Addressing electrode is parallel with the length direction of shadow mask hole under shed in the above-mentioned shadow mask plasma display panel, the problem that such display panel exists is exactly that the energy that produces of shadow mask hole under shed near zone gas discharge can not be absorbed by phosphor surface, and this part unemployed energy has reduced the luminous efficiency of display panel.
Summary of the invention
The purpose of this utility model designs a kind of addressing electrode plasma display panel vertical with shadow mask eyelet with higher luminous efficiency at luminous efficiency and the lower problem of brightness that existing shadow mask plasma display panel exists.
The technical solution of the utility model is:
The plasma display panel that a kind of addressing electrode is vertical with shadow mask eyelet comprises prebasal plate 1 and metacoxal plate 2 and is clipped in shadow mask 3 between the front-back baseboard 1,2; Prebasal plate 1 comprises preceding substrate glass substrate 4, first electrode 5 and the dielectric layer 6 that form on preceding substrate glass substrate 4 lower surfaces, the diaphragm 7 that forms on dielectric layer 6; Metacoxal plate 2 comprises back substrate glass substrate 8, second electrode 10 and the dielectric layer 9 that form on back substrate glass substrate 8, the diaphragm 11 that forms on dielectric layer 9; The shadow mask 3 that is clipped between the front-back baseboard 1,2 is conductive plates that comprise grid hole 12 arrays, and upper shed 13 areas that the grid hole 12 in the shadow mask 3 contacts with prebasal plate 1 are 1.5～10 times of its under shed 14 areas that contact with metacoxal plate 2; Each grid hole 12 and first electrode 5 and second electrode 10 intersect vertically, second electrode 10 of first electrode 5 of shadow mask 3, blanket dielectric layer 6 and blanket dielectric layer 9 forms an elementary cell that exchanges dielectric barrier discharge, it is characterized in that second electrode 10 on the metacoxal plate 2 is vertical with the length direction of shadow mask hole under shed 14, first electrode 5 on the prebasal plate 1 is parallel with the length direction of shadow mask hole under shed 14.
The upper shed 13 of shadow mask hole and the shape of under shed 14 can be any in circle, ellipse, triangle, quadrangle, pentagon, hexagon or the octagon.
Grid hole 12 perisporiums of shadow mask 3 are local or all apply the monochromatic ultraviolet excitated fluorescent powder, constitute monochromatic plasma display panel.
Grid hole 12 perisporiums of shadow mask 3 apply red, green, blue three primary colors ultraviolet fluorescence powder successively, constitute colour plasma display board.
Shadow mask 3 is the conductive plate that comprises grid hole 12 arrays of the nonmetallic materials of iron, iron containing alloy, other metal alloys or surface plating conductive material membrane, and its thickness is 0.1～1.0mm.
The beneficial effects of the utility model:
The energy that shadow mask under shed near zone gas discharge produces in the present shadow mask plasma display panel can not be absorbed by phosphor surface, and the brightness of display panel and the raising of luminous efficiency are restricted.The scheme that the utility model proposes has not only reduced the power consumption of display panel, and makes first electrode on the prebasal plate and the structure of second electrode on the metacoxal plate obtain bigger optimization space.Experimental result and analog result show that all the luminous efficiency of this novel shadow mask plasma display panel and brightness obtain raising in various degree.
Description of drawings
Fig. 1 is the structural representation of two electrode shadow mask plasma display panels of the present utility model.
Fig. 2 is the structural representation of electrode and strip shadow mask in the existing plasma display panel.
Fig. 3 is the structural representation of electrode and strip shadow mask in the plasma display panel of the present utility model.
Fig. 4 is the structural representation of electrode and rhombus shadow mask in the existing plasma display panel.
Fig. 5 is the structural representation of electrode and rhombus shadow mask in the plasma display panel of the present utility model.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described.
Embodiment one.
Shown in Fig. 1,3.
The plasma display panel that a kind of addressing electrode is vertical with shadow mask eyelet comprises prebasal plate 1 and metacoxal plate 2 and is clipped in shadow mask 3 between the front-back baseboard 1,2; Prebasal plate 1 comprises preceding substrate glass substrate 4, first electrode 5 and the dielectric layer 6 that form on preceding substrate glass substrate 4 lower surfaces, the diaphragm 7 that forms on dielectric layer 6; Metacoxal plate 2 comprises back substrate glass substrate 8, second electrode 10 and the dielectric layer 9 that form on back substrate glass substrate 8, the diaphragm 11 that forms on dielectric layer 9; The shadow mask 3 that is clipped between the front-back baseboard 1,2 is conductive plates that comprise grid hole 12 arrays, upper shed 13 areas that grid hole 12 in the shadow mask 3 contacts with prebasal plate 1 are 1.5～10 times of its under shed 14 areas that contact with metacoxal plate 2, and the upper shed 13 of shadow mask hole and under shed 14 shapes are strip; Each grid hole 12 and first electrode 5 and second electrode 10 intersect vertically, and second electrode 10 of first electrode 5 of shadow mask 3, blanket dielectric layer 6 and blanket dielectric layer 9 forms an elementary cell that exchanges dielectric barrier discharge.As shown in Figure 2, second electrode 10 in the existing shadow mask plasma display panel on the metacoxal plate is parallel with the length direction of the shadow mask hole under shed 14 of strip, and first electrode 5 on the prebasal plate is vertical with shadow mask hole under shed 14 directions of strip.As shown in Figure 3, second electrode 10 in the shadow mask plasma display panel of present embodiment on the metacoxal plate is vertical with the length direction of the shadow mask hole under shed 14 of strip, and first electrode 5 on the prebasal plate is parallel with shadow mask hole under shed 14 directions of strip.
Operation principle of the present utility model is as follows: if the first electrode group 5 is made scan electrode, with the second electrode group 10 as addressing electrode, with shadow mask 3 as public electrode or suspension.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 high tension pulse address voltage then and choose this row, simultaneously on addressing electrode in addition this row corresponding to the data pulse of display image, 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 to form the wall CHARGE DISTRIBUTION corresponding to this row of required display image, after finishing whole screen image discharge initially line by line, between scan electrode and addressing electrode, apply and keep discharge voltage, to show this two field picture.So circulation can realize display image frame by frame.
Embodiment two.
Shown in Fig. 1,5.
The plasma display panel that a kind of addressing electrode is vertical with shadow mask eyelet, it comprises prebasal plate 1 and metacoxal plate 2 and is clipped in shadow mask 3 between the front-back baseboard 1,2; Prebasal plate 1 comprises preceding substrate glass substrate 4, first electrode 5 and the dielectric layer 6 that form on preceding substrate glass substrate 4 lower surfaces, the diaphragm 7 that forms on dielectric layer 6; Metacoxal plate 2 comprises back substrate glass substrate 8, second electrode 10 and the dielectric layer 9 that form on back substrate glass substrate 8, the diaphragm 11 that forms on dielectric layer 9; The shadow mask 3 that is clipped between the front-back baseboard 1,2 is conductive plates that comprise grid hole 12 arrays, upper shed 13 areas that grid hole 12 in the shadow mask 3 contacts with prebasal plate 1 are 1.5～10 times of its under shed 14 areas that contact with metacoxal plate 2, the upper shed 13 of shadow mask grid hole is shaped as rhombus, and under shed 14 is shaped as strip; Each grid hole 12 and first electrode 5 and second electrode 10 intersect vertically, and second electrode 10 of first electrode 5 of shadow mask 3, blanket dielectric layer 6 and blanket dielectric layer 9 forms an elementary cell that exchanges dielectric barrier discharge.As shown in Figure 4, second electrode 10 in the existing shadow mask plasma display panel on the metacoxal plate is parallel with the length direction of the shadow mask hole under shed 14 of rhombus, and first electrode 5 on the prebasal plate is vertical with shadow mask hole under shed 14 directions of rhombus.And the relation of shadow mask hole under shed 14 directions of first electrode 5 on the prebasal plate of present embodiment and rhombus as shown in Figure 5, second electrode 10 on the metacoxal plate then is vertical with the length direction of the shadow mask hole under shed 14 of rhombus, and first electrode 5 on the prebasal plate is parallel with shadow mask hole under shed 14 directions of rhombus.
The operation principle of present embodiment is with embodiment one.
Embodiment three.
In the foregoing description one, two, if apply the ultraviolet excited fluorescence powder at shadow mask grid hole perisporium, and fill with suitable working gas, the ultraviolet excitation ultraviolet fluorescence powder that makes it to produce respective wavelength sends visible light, display image, this has just constituted monochromatic Plasma Display.
Embodiment four.
In the foregoing description one, two, if apply red, green, blue three primary colors ultraviolet excited fluorescence powder successively at shadow mask grid hole array, 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, get final product color display, this has just constituted the color plasma demonstration.
Embodiment five.
In the foregoing description one, two,, then constitute the shadow mask plasma display panel of novel three-electrode structure if first electrode 5 on the prebasal plate 1 is scan electrode and the electrode pair of keeping the electrode composition.The architectural feature of such display panel and two electrode structures are similar, are not described in detail at this.The operation principle of present embodiment can be with reference to common three electrode shadow mask plasma display panels.
It is same as the prior art or similar to prior art that the utility model does not relate to part.
Claims (7)
1, a kind of addressing electrode plasma display panel vertical with shadow mask eyelet, it comprises prebasal plate (1) and metacoxal plate (2) and is clipped in shadow mask (3) between them; Described prebasal plate (1) comprises preceding substrate glass substrate (4), first electrode (5) that forms and dielectric layer (6), goes up the diaphragm (7) that forms at dielectric layer (6) on preceding substrate glass substrate (4) lower surface; Second electrode (10) that described metacoxal plate (2) comprises back substrate glass substrate (8), go up to form at back substrate glass substrate (8) and dielectric layer (9), go up the diaphragm (11) of formation at dielectric layer (9); Described shadow mask (3) is a conductive plate that is densely covered with grid hole (12) array, and the area of the upper shed (13) that the grid hole (12) in the shadow mask (3) contacts with prebasal plate (1) is 1.5～10 times of its under shed (14) area that contacts with metacoxal plate (2); Each grid hole (12) intersects vertically with first electrode (5) and second electrode (10), first electrode (5) of shadow mask (3), blanket dielectric layer (6) forms an elementary cell that exchanges dielectric barrier discharge with second electrode (10) of blanket dielectric layer (9), it is characterized in that second electrode (10) on the described metacoxal plate (2) is vertical with the length direction of shadow mask hole under shed (14), first electrode (5) on the prebasal plate (1) is parallel with the length direction of shadow mask hole under shed (14).
2, the addressing electrode according to claim 1 plasma display panel vertical with shadow mask eyelet, the shape that it is characterized in that the upper shed (13) of described shadow mask hole (12) and under shed (14) can be any in circle, ellipse, triangle, quadrangle, pentagon, hexagon or the octagon.
3, the addressing electrode according to claim 1 and 2 plasma display panel vertical with shadow mask eyelet, it is characterized in that grid hole (12) the perisporium part of described shadow mask (3) or all apply the monochromatic ultraviolet excitated fluorescent powder, constitute monochromatic plasma display panel.
4, the addressing electrode according to claim 1 and 2 plasma display panel vertical with shadow mask eyelet, grid hole (12) perisporium that it is characterized in that described shadow mask (3) applies red, green, blue three primary colors ultraviolet fluorescence powder successively, constitutes colour plasma display board.
5, the addressing electrode according to claim 1 and 2 plasma display panel vertical with shadow mask eyelet, it is characterized in that the conductive plate that comprise grid hole (12) array of described shadow mask (3) for the nonmetallic materials of iron, iron containing alloy, other metal alloys or surface plating conductive material membrane, its thickness is 0.1～1.0mm.
6, the addressing electrode according to claim 1 and 2 plasma display panel vertical with shadow mask eyelet, it is characterized in that first electrode (5) on the described prebasal plate (1) can be a scan electrode, also can be the electrode group that a scan electrode and other one or more auxiliary electrodes are formed.
7, according to claim 1 or the 2 addressing electrodes plasma display panel vertical with shadow mask eyelet, second electrode (10) that it is characterized by on the metacoxal plate (2) can be an addressing electrode, also can be the electrode group that an addressing electrode and other one or more auxiliary electrodes are formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200399825U CN201247754Y (en) | 2008-07-17 | 2008-07-17 | Plasma display board with vertical addressing electrode and shadow mask small hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200399825U CN201247754Y (en) | 2008-07-17 | 2008-07-17 | Plasma display board with vertical addressing electrode and shadow mask small hole |
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| Publication Number | Publication Date |
|---|---|
| CN201247754Y true CN201247754Y (en) | 2009-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200399825U Expired - Fee Related CN201247754Y (en) | 2008-07-17 | 2008-07-17 | Plasma display board with vertical addressing electrode and shadow mask small hole |
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| Country | Link |
|---|---|
| CN (1) | CN201247754Y (en) |
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2008
- 2008-07-17 CN CNU2008200399825U patent/CN201247754Y/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090527 Termination date: 20120717 |