CN100511558C - A plasma display plate with cross structure of opening at the grid hole of aperture mask - Google Patents
A plasma display plate with cross structure of opening at the grid hole of aperture mask Download PDFInfo
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- CN100511558C CN100511558C CNB2006100977924A CN200610097792A CN100511558C CN 100511558 C CN100511558 C CN 100511558C CN B2006100977924 A CNB2006100977924 A CN B2006100977924A CN 200610097792 A CN200610097792 A CN 200610097792A CN 100511558 C CN100511558 C CN 100511558C
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- shadow mask
- grid hole
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- plasma display
- display panel
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Abstract
Unlike to current shadow-mask plasma display with low luminescence and efficiency, this invention with cruciform opening of shadow mask hole comprises: a front and back substrates, and the conductive shadow mask with mesh array between substrates for support. Wherein, every mesh hole is vertical to the addressing and scanning electrodes to form the basic discharge unit. This invention can also reduce power consumption.
Description
Technical field
The present invention relates to a kind of plasma display panel, especially a kind of display efficiency and the higher shadow mask plasma display panel of brightness, the upper shed of specifically a kind of shadow mask grid hole is the plasma display panel of decussate texture.
Background technology
At present, Chang Gui shadow mask plasma display panel mainly comprises prebasal plate, metacoxal plate and shadow mask.Metacoxal plate comprises the back substrate glass substrate, the vertical 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, the scan electrode of formation and addressing electrode spatial vertical on the lower surface of preceding substrate glass substrate, 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 displayed 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 frame image.So circulation can realize displayed 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.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 short, so discharging efficiency is low.2. because region of discharge is far away apart from phosphor powder layer, and the 147nm ultraviolet ray of discharge generation is big in resonance absorption loss in the fluorescent material radiative process, so brightness and luminous efficiency are lower.
Summary of the invention
The objective of the invention is luminosity and the lower problem of efficient at existing shadow mask plasma display panel existence, inventing a kind of shadow mask grid hole upper shed with higher luminous efficiency is the plasma display panel of decussate texture.
Technical scheme of the present invention is:
The upper shed of a kind of shadow mask grid hole is the plasma display panel of decussate texture, comprises metacoxal plate 1 and prebasal plate 2 and the shadow mask 3 that is clipped between the front-back baseboard 1,2; Metacoxal plate 1 comprises back substrate glass substrate 4, first electrode 5 and the dielectric layer 6 that form on back substrate glass substrate 4, the diaphragm 7 that forms on dielectric layer 6; Prebasal plate 2 comprises preceding substrate glass substrate 8, form on preceding substrate glass substrate 8 lower surfaces with metacoxal plate 1 on second electrode 9 of 5 one-tenth spatial vertical quadratures of first electrode, the dielectric layer 10 that on the lower surface of second electrode 9 and preceding substrate glass substrate 8, forms, the diaphragm 11 that on dielectric layer 10, forms; The shadow mask 3 that is clipped between the front-back baseboard 1,2 is conductive plates that comprise grid hole 12 arrays, and the aperture area that the grid hole 12 in the shadow mask 3 contacts with prebasal plate 1 is 1.5～10 times of its aperture area that contacts with metacoxal plate 2; The upper shed 18 that it is characterized in that the grid hole 12 on the shadow mask 3 is shaped as cross, the size ratio of the d1/d2 of cross upper shed 18 is 0.6～4, the area of the under shed 19 of grid hole 12 is less than the area of upper shed 18, upper and lower opening center symmetry, per three are unit display pixel of grid hole 12 formations that isosceles triangle is arranged; Each grid hole 12 and first electrode 5 and second electrode 9 intersect vertically, and second electrode 9 of first electrode 5 of shadow mask 3, blanket dielectric layer 6 and blanket dielectric layer 10 forms one and exchanges the dielectric barrier discharge elementary cell.
Described under shed 19 shapes also are cross.
Under shed 19 be shaped as hexagon, the area of under shed 19 is less than the area of upper shed 18, upper and lower opening center symmetry, three grid holes 12 of component unit display pixel are isosceles triangle and arrange.
Under shed 19 is shaped as long trough or ellipse, and under shed 19 areas are less than upper shed 18 areas, upper and lower opening center symmetry, and three grid holes 12 of component unit display pixel are isosceles triangle and arrange.
Beneficial effect of the present invention:
1. perforate 18 is a cross above the conductive shadow mask 3, makes the gas discharge path extend, and has expanded the scope of anode discharge, can improve discharging efficiency.2. shadow mask grid hole 12 shapes make coating area of fluorescent powder more near the gas discharge zone, have improved the conversion efficiency of fluorescent material.3. sub-pixel is arranged in a triangle, has improved the area that utilizes of conductive shadow mask 3, helps realizing that high-resolution shows.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 lists intention for shade mask structure line of pixels of the present invention.
Fig. 3 is a cross shade mask structure front view of the present invention.
Fig. 4 is a cross shade mask structure dorsal view of the present invention.
Fig. 5 is cross shade mask structure under shed shape figure of the present invention.
Fig. 6 is an encapsulation schematic diagram of the present invention.
Embodiment
The present invention is further illustrated below in conjunction with drawings and Examples.
Embodiment one.
The upper shed of a kind of shadow mask grid hole is the plasma display panel of decussate texture, mainly is made of metacoxal plate 1, shadow mask 3 and prebasal plate 2.Metacoxal plate 1 comprises back substrate glass substrate 4, the first electrode group 5 that on back substrate glass substrate 4, forms, be commonly referred to row electrode group or address electrodes of address electrode group, the dielectric layer 6 that on the back substrate glass substrate 4 that covers the first electrode group 5, forms, the diaphragm 7 that forms on dielectric layer 6 surfaces; Prebasal plate 2 comprises preceding substrate glass substrate 8, form on preceding substrate glass substrate 8 lower surfaces with metacoxal plate 1 on the second electrode group 9 of 5 one-tenth spatial vertical quadratures of the first electrode group, be commonly referred to column electrode group or scan electrode group, the dielectric layer 10 that on the surface of the preceding substrate glass substrate 8 that covers the second electrode group 9, forms, the diaphragm 11 that on dielectric layer 10, forms; The shadow mask 3 that is clipped between the front-back baseboard 1,2 is conductive plates that comprise grid hole array 12, and its material can be the nonmetallic materials of iron, iron containing alloy, other metal alloys or surface plating conductive material membrane, and its thickness d is 0.1～1.0mm.Shadow mask 3 upper sheds 18 are shaped as cross, and the size ratio of the criss-cross d1/d2 of upper shed is 0.6～4 times, and under shed 19 is shaped as cross, and the upper and lower opening center overlaps, and grid hole is isosceles triangle and arranges.Each grid hole 12 and first electrode 5 and second electrode 9 intersect vertically, and the upper shed area that the grid hole in the shadow mask 3 contacts with prebasal plate 1 is 1.5～10 times of its under shed area that contacts with metacoxal plate 2; Having the degree of depth at the back side of the shadow mask 3 that contacts with metacoxal plate 2 corresponding to the position of row electrode group 5 is 0.01d～0.9d, and width is 0.1～2 times a groove 13 of row electrode width, and this groove connects column direction adjacent net checkerwork cell, and extends to the shadow mask frame always; The effect of shadow mask 3 is as follows: on the one hand, shadow mask 3 supports front-back baseboard 1,2; Second electrode 9 of shadow mask grid hole 12, coated media layer 10 and coated media layer 6 first electrode 5 form the alternating current discharge elementary cell on the other hand.The sealing-in frame of making of low-melting glass all around 14 of prebasal plate 2, shadow mask 3, metacoxal plate 1 is carried out hermetic seal, blast pipe 15 is set outside the viewing area and between the sealing-in frame 14, 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.The operation principle of this plasma display panel is as follows: if 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 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 the negative scanning impulse addressing voltage of a high pressure then and choose this row, simultaneously on addressing electrode in addition this row corresponding to the positive data pulse of displayed 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 displayed image, to form wall CHARGE DISTRIBUTION corresponding to this row of required displayed image, after finishing the discharge initially of whole screen image line by line, between scan electrode group and addressing electrode, apply and keep discharge voltage, to show this frame image.So circulation can realize displayed image frame by frame.
Embodiment two.
The upper shed of a kind of shadow mask grid hole is the plasma display panel of decussate texture, mainly is made of metacoxal plate 1, shadow mask 3 and prebasal plate 2.Metacoxal plate 1 comprises back substrate glass substrate 4, the first electrode group 5 that on back substrate glass substrate 4, forms, be commonly referred to row electrode group or address electrodes of address electrode group, the dielectric layer 6 that on the back substrate glass substrate 4 that covers the first electrode group 5, forms, the diaphragm 7 that forms on dielectric layer 6 surfaces; Prebasal plate 2 comprises preceding substrate glass substrate 8, form on preceding substrate glass substrate 8 lower surfaces with metacoxal plate 1 on the second electrode group 9 of 5 one-tenth spatial vertical quadratures of the first electrode group, be commonly referred to column electrode group or scan electrode group, the dielectric layer 10 that on the surface of the preceding substrate glass substrate 8 that covers the second electrode group 9, forms, the diaphragm 11 that on dielectric layer 10, forms; The shadow mask 3 that is clipped between the front-back baseboard 1,2 is conductive plates that comprise grid hole array 12, and its material can be the nonmetallic materials of iron, iron containing alloy, other metal alloys or surface plating conductive material membrane, and its thickness d is 0.1～1.0mm.Shadow mask 3 upper sheds 18 are shaped as cross, and the size ratio of the criss-cross d1/d2 of upper shed is 0.6～4 times, and under shed 19 is shaped as hexagon, and the upper and lower opening center overlaps, and grid hole is isosceles triangle and arranges.Each grid hole 12 and first electrode 5 and second electrode 9 intersect vertically, and the aperture area that the grid hole in the shadow mask 3 contacts with prebasal plate 1 is 1.5～10 times of its aperture area that contacts with metacoxal plate 2; Having the degree of depth at the back side of the shadow mask 3 that contacts with metacoxal plate 2 corresponding to the position of row electrode group 5 is 0.01d～0.9d, and width is 0.1～2 times a groove 13 of row electrode width, and this groove connects column direction adjacent net checkerwork cell, and extends to the shadow mask frame always; The effect of shadow mask 3 is as follows: on the one hand, shadow mask 3 supports front-back baseboard 1,2; Second electrode 9 of shadow mask grid hole 12, coated media layer 10 and coated media layer 6 first electrode 5 form the alternating current discharge elementary cell on the other hand.The sealing-in frame of making of low-melting glass all around 14 of prebasal plate 2, shadow mask 3, metacoxal plate 1 is carried out hermetic seal, blast pipe 15 is set outside the viewing area and between the sealing-in frame 14, 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 second embodiment provided by the present invention, and its operation principle is with first embodiment.
Embodiment three.
The upper shed of a kind of shadow mask grid hole is the plasma display panel of decussate texture, mainly is made of metacoxal plate 1, shadow mask 3 and prebasal plate 2.Metacoxal plate 1 comprises back substrate glass substrate 4, the first electrode group 5 that on back substrate glass substrate 4, forms, be commonly referred to row electrode group or address electrodes of address electrode group, the dielectric layer 6 that on the back substrate glass substrate 4 that covers the first electrode group 5, forms, the diaphragm 7 that forms on dielectric layer 6 surfaces; Prebasal plate 2 comprises preceding substrate glass substrate 8, form on preceding substrate glass substrate 8 lower surfaces with metacoxal plate 1 on the second electrode group 9 of 5 one-tenth spatial vertical quadratures of the first electrode group, be commonly referred to column electrode group or scan electrode group, the dielectric layer 10 that on the surface of the preceding substrate glass substrate 8 that covers the second electrode group 9, forms, the diaphragm 11 that on dielectric layer 10, forms; The shadow mask 3 that is clipped between the front-back baseboard 1,2 is conductive plates that comprise grid hole array 12, and its material can be the nonmetallic materials of iron, iron containing alloy, other metal alloys or surface plating conductive material membrane, and its thickness d is 0.1～1.0mm; Shadow mask 3 upper sheds 18 are shaped as cross, and the size ratio of the criss-cross d1/d2 of upper shed is 0.6～4 times, and under shed 19 is shaped as long trough, and the upper and lower opening center overlaps, and grid hole is isosceles triangle and arranges; Each grid hole 12 and first electrode 5 and second electrode 9 intersect vertically, and the aperture area that the grid hole in the shadow mask 3 contacts with prebasal plate 1 is 1.5～10 times of its aperture area that contacts with metacoxal plate 2; Having the degree of depth at the back side of the shadow mask 3 that contacts with metacoxal plate 2 corresponding to the position of row electrode group 5 is 0.01d～0.9d, and width is 0.1～2 times a groove 13 of row electrode width, and this groove connects column direction adjacent net checkerwork cell, and extends to the shadow mask frame always; On the one hand, shadow mask 3 supports front-back baseboard 1,2; Second electrode 9 of shadow mask grid hole 12, coated media layer 10 and coated media layer 6 first electrode 5 form the alternating current discharge elementary cell on the other hand.The sealing-in frame of making of low-melting glass all around 14 of prebasal plate 2, shadow mask 3, metacoxal plate 1 is carried out hermetic seal, blast pipe 15 is set outside the viewing area and between the sealing-in frame 14, 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 the third embodiment of the present invention, and its operation principle is with first embodiment.
Embodiment four.
The upper shed of a kind of shadow mask grid hole is the plasma display panel of decussate texture, mainly is made of metacoxal plate 1, shadow mask 3 and prebasal plate 2.Metacoxal plate 1 comprises back substrate glass substrate 4, the first electrode group 5 that on back substrate glass substrate 4, forms, be commonly referred to row electrode group or address electrodes of address electrode group, the dielectric layer 6 that on the back substrate glass substrate 4 that covers the first electrode group 5, forms, the diaphragm 7 that forms on dielectric layer 6 surfaces; Prebasal plate 2 comprises preceding substrate glass substrate 8, form on preceding substrate glass substrate 8 lower surfaces with metacoxal plate 1 on the second electrode group 9 of 5 one-tenth spatial vertical quadratures of the first electrode group, be commonly referred to column electrode group or scan electrode group, the dielectric layer 10 that on the surface of the preceding substrate glass substrate 8 that covers the second electrode group 9, forms, the diaphragm 11 that on dielectric layer 10, forms; The shadow mask 3 that is clipped between the front-back baseboard 1,2 is conductive plates that comprise grid hole array 12, and its material can be the nonmetallic materials of iron, iron containing alloy, other metal alloys or surface plating conductive material membrane, and its thickness d is 0.1～1.0mm; Shadow mask 3 upper sheds 18 are shaped as cross, the size ratio of the criss-cross d1/d2 of upper shed is 0.6～4 times, under shed shape 19 is oval, under shed 19 areas are less than upper shed 18 areas, upper and lower opening center symmetry, and three grid holes of component unit display pixel are isosceles triangle and arrange, each grid hole 12 and first electrode 5 and second electrode 9 intersect vertically, and the aperture area that the grid hole in the shadow mask 3 contacts with prebasal plate 1 is 1.5 ~ 10 times of its aperture area that contacts with metacoxal plate 2; Having the degree of depth at the back side of the shadow mask 3 that contacts with metacoxal plate 2 corresponding to the position of row electrode group 5 is 0.01d～0.9d, and width is 0.1～2 times a groove 13 of row electrode width, and this groove connects column direction adjacent net checkerwork cell, and extends to the shadow mask frame always; On the one hand, shadow mask 3 supports front-back baseboard 1,2; Second electrode 9 of shadow mask grid hole 12, coated media layer 10 and coated media layer 6 first electrode 5 form the alternating current discharge elementary cell on the other hand.The sealing-in frame of making of low-melting glass all around 14 of prebasal plate 2, shadow mask 3, metacoxal plate 1 is carried out hermetic seal, blast pipe 15 is set outside the viewing area and between the sealing-in frame 14, 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 the fourth embodiment of the present invention, and its operation principle is with first embodiment.
Embodiment five.
Among above-mentioned first to fourth embodiment, if apply ultraviolet excited fluorescence powder 17 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, displayed image, this has just constituted the 5th kind of embodiment group of the present invention.
Embodiment six.
Among above-mentioned first to fourth embodiment, if apply red, green, blue three primary colors ultraviolet excited fluorescence powder 17 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 image display, this has just constituted the 6th kind of embodiment group of the present invention.
Claims (7)
1, the upper shed of a kind of shadow mask grid hole is the plasma display panel of decussate texture, comprise metacoxal plate (1) and prebasal plate (2) and be clipped in prebasal plate (2) and metacoxal plate (1) between shadow mask (3); Metacoxal plate (1) comprises back substrate glass substrate (4), goes up first electrode (5) and first dielectric layer (6) that forms at back substrate glass substrate (4), goes up the diaphragm (7) that forms at first dielectric layer (6); Prebasal plate (2) comprises preceding substrate glass substrate (8), second electrode (9) that becomes the spatial vertical quadrature with last first electrode of metacoxal plate (1) (5) that on preceding substrate glass substrate (8) lower surface, forms, second dielectric layer (10) that forms on the lower surface of second electrode (9) and preceding substrate glass substrate (8) is gone up the diaphragm (11) that forms at second dielectric layer (10); The shadow mask (3) that is clipped between substrate (2) and the metacoxal plate (1) is a conductive plate that comprises grid hole (12) array, and the aperture area that the grid hole (12) in the shadow mask (3) contacts with prebasal plate (2) is 1.5～10 times of its aperture area that contacts with metacoxal plate (1); The upper shed (18) that it is characterized in that the grid hole (12) on the shadow mask (3) is shaped as cross, the width (d1) of this cross upper shed (18) and the size of the degree of depth (d2) are 0.6～4 than the value of d1/d2, the area of the under shed (19) of grid hole (12) is less than the area of upper shed (18), upper and lower opening center symmetry, per three are unit display pixel of grid hole (12) formation that isosceles triangle is arranged; Each grid hole (12) and first electrode (5) all intersect vertically with second electrode (9), and second electrode (9) of shadow mask (3), first electrode (5) that covers first dielectric layer (6) and covering second dielectric layer (10) forms one and exchanges the dielectric barrier discharge elementary cell.
2, shadow mask grid hole according to claim 1 upper shed is the plasma display panel of decussate texture, it is characterized in that described under shed (19) shape is also for cross.
3, shadow mask grid hole according to claim 1 upper shed is the plasma display panel of decussate texture, it is characterized in that the hexagon that is shaped as of under shed (19).
4, shadow mask grid hole according to claim 1 upper shed is the plasma display panel of decussate texture, it is characterized in that under shed (19) is shaped as long trough or ellipse.
5, be the plasma display panel of decussate texture according to claim 1,2,3 or 4 described shadow mask grid hole upper sheds, it is characterized in that grid hole (12) the perisporium part of shadow mask (3) or all apply monochromatic ultraviolet excitated fluorescent powder (17), constitute monochromatic plasma display panel.
6, be the plasma display panel of decussate texture according to claim 1,2,3 or 4 described shadow mask grid hole upper sheds, grid hole (12) perisporium that it is characterized in that shadow mask (3) applies red, green, blue three primary colors ultraviolet fluorescence powder (17) successively, constitutes colour plasma display board.
7, be the plasma display panel of decussate texture according to claim 1,2,3 or 4 described shadow mask grid hole upper sheds, 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100977924A CN100511558C (en) | 2006-11-30 | 2006-11-30 | A plasma display plate with cross structure of opening at the grid hole of aperture mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100977924A CN100511558C (en) | 2006-11-30 | 2006-11-30 | A plasma display plate with cross structure of opening at the grid hole of aperture mask |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1963978A CN1963978A (en) | 2007-05-16 |
| CN100511558C true CN100511558C (en) | 2009-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2006100977924A Expired - Fee Related CN100511558C (en) | 2006-11-30 | 2006-11-30 | A plasma display plate with cross structure of opening at the grid hole of aperture mask |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009070997A1 (en) * | 2007-11-26 | 2009-06-11 | Nanjing Huaxian High Technology Co., Ltd. | Plasma display panel with fluorescent layer printed on shadow-mask |
| WO2010012139A1 (en) * | 2008-08-01 | 2010-02-04 | 南京华显高科有限公司 | A plasma display |
| CN101441968B (en) * | 2008-12-18 | 2010-06-09 | 南京华显高科有限公司 | Plasma display board Shadow mask fluorescent powder ink-jet forming method |
| CN109767966A (en) * | 2018-12-27 | 2019-05-17 | 西安交通大学 | A kind of microcavity discharge ultraviolet radioactive device and preparation method thereof and microcavity array based on it |
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