CN1312722C - Barrier wall structure between discharge units in AC discharge type flat display - Google Patents
Barrier wall structure between discharge units in AC discharge type flat display Download PDFInfo
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- CN1312722C CN1312722C CNB011095911A CN01109591A CN1312722C CN 1312722 C CN1312722 C CN 1312722C CN B011095911 A CNB011095911 A CN B011095911A CN 01109591 A CN01109591 A CN 01109591A CN 1312722 C CN1312722 C CN 1312722C
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- barrier rib
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Abstract
The present invention relates to a blocking wall structure of discharge units in an alternating current discharge type electric slurry plane display, which is arranged on the inner side surface of a back base plate and corresponds to the orthogonal position of an X electrode and a Y electrode on a front base plate. The blocking wall has a thin wall at a position corresponding to the discharge units to form a large discharge space, and the thickness of the blocking wall is gradually increased at a position adjacent to a non-discharge unit along the direction of the non-discharge unit to form a small space used as a gas channel between two adjacent discharge units. Therefore, discharge efficiency is effectively increased, and manufacturing cost is greatly decreased.
Description
Technical field
The present invention relates to the barrier wall structure of each discharge cell in a kind of AC discharge type electricity slurry flat-panel screens.Press; at conventional AC discharge-type (being called for short the AC type) electricity slurry flat-panel screens (Plasma Display Panel; abbreviation PDP) in 10 the manufacturing technology; consult shown in Figure 1; mainly in two glass substrates 11; make different active layers on 12; again with the two peripheral involution; and in the discharge cell therebetween; special gas (as: the helium (He) that inclosure mixes according to certain proportion; neon (Ne); xenon (Ax) or argon (Ar); substrate towards the beholder in this structure is a prebasal plate 11; these prebasal plate 11 inboards are laid with a plurality of parallel transparency electrodes 111 in regular turn; auxiliary (bus) electrode 112; electric inducing layer 113 and protective layer 114; then be laid with a plurality of parallel addressing (data) electrodes 121 on the back of the body substrate 12 of its correspondence in regular turn; electric inducing layer 124; a plurality of barrier ribs that are arranged in parallel 122 and the phosphor body 123 that evenly is coated with; make and apply voltage at the described electrode 111 of relevant position; 112; 121 o'clock; the electric inducing layer 113 of correspondence position; 124 will discharge in the formed corresponding discharge cell (Cell) 13 between adjacent barrier rib, make this phosphor body 123 induce corresponding color of light.
Background technology
In conventional AC discharge-type Denso flat-panel screens 10, electrode on this prebasal plate 11, generally utilize sputter and photoetch (Photolithography) or printing technology earlier, form a plurality of each intervals and horizontal transparency electrode 111 at these prebasal plate 11 inner surfaces, utilize evaporation (or sputter) and photoetch (Photolithograph) technology again, on this transparency electrode 111, form this auxiliary electrode 112, the line group Hangzhoupro that this auxiliary electrode 112 of mat reduces this transparency electrode 111.The present invention in the following description, to represent two adjacent on this prebasal plate 11 parallel transparency electrodes 111 (containing auxiliary electrode 112) respectively with X electrode and Y electrode, this two electrode will with the addressing-electrode 121 on back of the body substrate 12 correspondence positions, form three electrodes, make when applying a voltage on the described electrode, make its electric inducing layer 113,124 discharge in corresponding discharge cell 13, make inclosure this mist wherein, because of discharge produces UV light, again by UV light, excite the phosphor body 123 of this discharge cell 13 places coating, order red (Red), green (Green), blue three look phosphor powders such as (Blue) can produce visible light, and and then show image.
In aforementioned conventional AC discharge type electricity slurry flat-panel screens 10, consult shown in Figure 2, the described barrier rib that a plurality of are arranged in parallel 122 is located on this back of the body substrate 12, and described addressing-electrode 121 is located at this electric inducing layer 124 bottoms, and arrange with described barrier rib 122 keeping parallelisms, make between adjacent barrier rib in the formed corresponding discharge cell 13, the respective side wall surface of described barrier rib and therebetween on three faces such as electric inducing layer 124 surfaces only, can be coated with phosphor body 123, so will cause following shortcoming:
(1) spreading area of phosphor body 123 is less: by the project organization of aforementioned back of the body substrate 12 as can be known, this phosphor body 123 only can be coated the respective side wall surface of described barrier rib and therebetween on three faces such as electric inducing layer 124 surfaces, so the spreading area of its phosphor body 123 is less, cause the luminous efficiency of electricity slurry flat-panel screens 10 low excessively.
(2) region of discharge is less: because in the structure of conventional AC discharge-type electricity slurry flat-panel screens 10, consult shown in Figure 3,13 of two adjacent discharge cells must keep suitable distance D, to avoid non-discharge cell 13, misplace the situation of electricity, yet excessive non-discharge cell is though can avoid misplacing the thing of electricity, but easily guiding discharge unit too small (aperture opening ratio is too small) influences luminous efficiency; Though less non-discharge cell can provide bigger discharge space, obtain preferable luminous efficiency, easily cause the situation that misplaces electricity, consult shown in Figure 3ly, will cause bad influence to adjacent discharge cell.
(3) easily produce and misplace: in the structure of conventional AC discharge-type electricity slurry flat-panel screens 10, between the two adjacent region of discharge A and absence of discharge district B, consult shown in Figure 4ly, there is no proper spacing, misplace electric thing so very easily produce in absence of discharge district B.
(4) extra processed: because absence of discharge district B very easily produces the thing that misplaces electricity, so needing that this absence of discharge district B is carried out extra processing (black line) handles, consult shown in Figure 5, utilize black line C to cover the light that absence of discharge district B is produced, to improve the brightness contrast of this kind traditional electrical slurry flat-panel screens 10.
The design and the manufacturing industry of traditional electrical slurry flat-panel screens, for solving foregoing problems, design respectively and develop and different barrier wall structures, with Japanese Pioneer company is example, the said firm is designed to cancellate waffle structure with the structure of this barrier rib 622, consult shown in Figure 6, make phosphor body can be coated on single 25 yuan of discharge 5 faces (on, down, a left side, the right side and bottom surface), effectively increase the spreading area of phosphor body, to improve luminous efficiency, simultaneously, make discharge cell become enclosure space, effectively to avoid non-discharge cell to misplace the problem of electricity, but the structural design of this closed discharge cell but in processing procedure, has increased the degree of difficulty that vacuumizes and enclose gas.In addition, Japan Fujltsu company then is designed to meander configuration structure (Meander Rib) with the structure of this barrier rib 722, consult shown in Figure 7, to make the phosphor body spreading area reach maximum, but this kind design is quite difficult on the phosphor body printing process, easily cause colour mixture, and the uniformity of phosphor body printing is also wayward, manufacturing cost and processing procedure degree of difficulty are all quite high, cause yield not good, increase many manufacturing costs on foot, in addition, according to the made back of the body substrate of this method, and can't cooperate with traditional prebasal plate, and the prebasal plate of the particular design of must arranging in pairs or groups, and it also can't use the conventional ADS driving mode aspect Driving technique, and the Driving technique of the complexity of must arranging in pairs or groups, as the Driving technique of ALIS, so this design of Japanese Fujitsu company, the phosphor powder facing is long-pending to reach maximum though can make, but relatively, on the processing procedure and on the type of drive, many problems of but deriving, the design of real non-the best.
Summary of the invention
A purpose of the present invention is to provide the barrier wall structure of each discharge cell in a kind of AC discharge type electricity slurry flat-panel screens, by the thickness of barrier wall that increases non-discharge cell, only in this non-discharge cell, form a less space, as the gas passage between two adjacent discharge cells, make its unlikely inclosure and pump drainage cause negative effect to gas, and make when gas discharges in the discharge cell, energy can be confined to discharge cell ingeniously in, with effective raising discharging efficiency, and effectively inhibition misplaces electric generation, to promote the opereating specification of driving voltage, significantly reduce misplacing electricity to harmful effect that adjacent structure caused.
Another object of the present invention is to provide the barrier wall structure of each discharge cell in a kind of AC discharge type electricity slurry flat-panel screens, make the thickness of this barrier rib, in contiguous non-discharge cell position, according to a predetermined material rate, along the direction of this non-discharge cell, expansion gradually, to reduce the absence of discharge space, and increase the aperture opening ratio of discharge cell, and significantly increase the spreading area of phosphor body in it, effectively improve the luminous efficiency of this display floater.
Another purpose of the present invention is to provide the barrier wall structure of each discharge cell in a kind of AC discharge type electricity slurry flat-panel screens, the thickness of barrier wall of widening in the non-discharge cell place, in the time of can making the sandblast processing procedure, bond area increase because of photoresistance universe film, and increased the adhesive force of photoresistance universe film, so can effectively avoid when sandblast, causing peeling off unusually of photoresistance universe film, significantly reduce error on the processing procedure, the harmful effect that counter plate caused effectively promotes the yield of product.
Another purpose again of the present invention is to provide the barrier wall structure of each discharge cell in a kind of AC discharge type electricity slurry flat-panel screens, only need at a plurality of set barrier ribs that are arranged in parallel on the back of the body substrate, carry out structural design, need not to change the structure of prebasal plate, so its display floater still can use traditional type of drive, need not to utilize complicated Driving technique, and the mode of printing of phosphor body in the barrier rib, because of comparing with traditional vertical bar shape barrier rib, there is no the difficulty or ease difference, so can effectively solve the problem that phosphor body prints inhomogeneous and colour mixture, and the superiors of barrier rib can adopt black material or be difficult for reflective color material and make, and omitting the processing procedure of black line, but still possess the function of black line, with the acceptance rate of effective raising product, and significantly reduce its manufacturing cost.
The object of the present invention is achieved like this: the barrier wall structure of each discharge cell in a kind of AC discharge type electricity slurry flat-panel screens, it is characterized in that: this barrier rib is located on the back of the body substrate inner surface of electricity slurry flat-panel screens, orthogonal position corresponding to X on its prebasal plate and Y electrode, the horizontal each other and space of this barrier rib, this barrier rib is corresponding to this X and the formed discharge cell of Y electrode position, has thin wall, to form bigger discharge space, the thickness of this barrier rib is in contiguous non-discharge cell position, expand gradually along this non-discharge cell direction, form a less space in this non-discharge cell to make, with as the gas passage between two adjacent discharge cells, wherein, this barrier rib of this discharge cell and these non-discharge cell both sides is symmetrical.
Described barrier rib, is expanded with a predetermined slope gradually at the thickness of contiguous non-discharge cell position, makes the space of this non-discharge cell ingeniously, only as the gas passage between two adjacent discharge cells.
Described barrier rib, is expanded along this non-discharge cell direction according at least more than one predetermined slope gradually at the thickness of contiguous non-discharge cell position, only keeps a passage that can be gas communication between two adjacent discharge cells.
Described barrier rib, is expanded along this non-discharge cell direction according at least more than one predetermined curvature gradually at the thickness of contiguous non-discharge cell position, only keeps a passage that can be used as gas communication between two adjacent discharge cells.
The barrier rib apical margin adopts and is difficult for reflective color material making.
Owing to adopt such scheme: effectively improve discharging efficiency, and effectively suppress to misplace the generation of electricity, effectively improve the luminous efficiency of this display floater, and significantly reduce its manufacturing cost.
Description of drawings
The cross-sectional view of Fig. 1 traditional electrical slurry flat-panel screens.
The upright schematic diagram of group of the prebasal plate of Fig. 2 traditional electrical slurry flat-panel screens and back of the body substrate.
The floor map of each discharge cell in Fig. 3 traditional electrical slurry flat-panel screens.
The absence of discharge district misplaces the electricity condition schematic diagram in Fig. 4 traditional electrical slurry flat-panel screens.
The view of making black line in the absence of discharge district in Fig. 5 traditional electrical slurry flat-panel screens.
Fig. 6 is the structural representation of the designed clathrate barrier rib of Japanese Pioneer company.
Fig. 7 is the structural representation in the designed meander configuration next door of Japanese Fujitsu company.
The schematic perspective view of the barrier wall structure of Fig. 8 the present invention in electricity slurry flat-panel screens.
The floor map of the barrier wall structure of Fig. 9 the present invention on back of the body substrate inner surface.
Figure 10 barrier rib of the present invention cooperates the X of prebasal plate and the floor map of Y electrode.
Embodiment
The present invention is on back of the body substrate 31 inner surfaces of AC discharge type electricity slurry flat-panel screens, consult shown in Figure 8, make a plurality of each intervals and horizontal addressing-electrode 311, on the described addressing-electrode 311 and be manufactured with an electric inducing layer 33, on this electric inducing layer 33 and be provided with a plurality of each intervals and horizontal barrier rib 34, make described barrier rib 34 just parallel to each other and be spaced with described addressing-electrode 311.On the inner surface of the prebasal plate 32 of this flat-panel screens; as shown in Figure 8; be provided with a plurality of each intervals and horizontal transparency electrode 321 (contains auxiliary electrode 322; be alleged X of the present invention and Y electrode); on described electrode, make an electric inducing layer 33 again; and on this electric inducing layer the printing one protective layer 35; so; when this two substrate is integral by involution; and finish and vacuumize and enclose neon; during the xenon combination process; 32 described transparency electrode 321 on described addressing-electrode 311 on this back of the body substrate 31 and this prebasal plate; to arrange along the level and the vertical direction of this electricity slurry flat-panel screens respectively; make 321 states that are corresponding orthogonal each other of described addressing-electrode 311 and transparency electrode, to be staggered to form the huge corresponding discharge cell 41 of number.
In the present invention, on back of the body substrate 31 inner surfaces of this electricity slurry flat-panel screens, consult shown in Fig. 9 and 10, the orthogonal position of X and Y electrode on corresponding to its prebasal plate 32, set barrier rib 34, each other horizontally and the space, described barrier rib 34 is corresponding to this X and the formed discharge cell of Y electrode 41 positions, has thin wall thickness, to form bigger discharge space, and then improve its luminous efficiency, the thickness of this barrier rib 34 is in contiguous non-discharge cell 42 positions, expand gradually along these non-discharge cell 42 directions, form a less space in this non-discharge cell 42 to make, with gas passage (channel) as 41 of two adjacent discharge cells, gas 41 was discharged 7 o'clock in this discharge cell respectively, energy can be confined to respectively in this discharge cell 41, to promote its discharging efficiency and luminous efficiency, effectively suppressing gas misplaces, and when making electricity slurry flat-panel screens, order vacuumizes and encloses the operation procedure of gas, is finished smoothly, and unlikelyly causes harmful effect.
In a preferred embodiment of the present invention, consult shown in Fig. 9 and 10, described barrier rib 34 is corresponding to these discharge cell 41 positions, has thin wall thickness, its thickness is in contiguous these non-discharge cell 42 positions, then with a predetermined slope, expansion gradually, make the space of this non-discharge cell 42, only be provided as the gas passage of 41 of two adjacent discharge cells.So, not only can increase the aperture opening ratio of discharge cell, make on it coated face, can be increased to 7 faces,, effectively improve the luminous efficiency of display floater significantly to increase the spreading area of phosphor body by 3 traditional faces in order to the coating phosphor body.
In another preferred embodiment of the present invention, described barrier rib 34 is at the thickness of contiguous non-discharge cell 42 positions, can be according at least more than one predetermined slope, expand gradually along these non-discharge cell 42 directions, to reduce the space of absence of discharge, keep a less space, as the passage of gas communication between two adjacent discharge cells.
In another preferred embodiment of the present invention, described barrier rib 34 is at the thickness at skilful place, contiguous non-discharge cell 42 positions, can be according at least more than one predetermined curvature, expand gradually along these non-discharge cell 42 directions, to reduce the space of absence of discharge, only keep a passage that can be used as gas communication between two adjacent discharge cells.According to the above, because described each interval and horizontal barrier rib 34, position in contiguous non-discharge cell 42 has bigger thickness, so under the situation that described barrier rib 34 structural strengths have been reinforced, can make barrier rib 34 less thick of contiguous discharge cell 41 positions, so, not only can effectively increase the size of discharge space, suppress to misplace the generation of electricity, and can effectively improve the opereating specification of driving voltage, and barrier rib 34 thickness of widening in non-discharge cell 42 places, in the time of also can making the sandblast processing procedure,, and increased the adhesive force of photoresistance universe film because of the bond area of photoresistance universe film increases, so can effectively avoid when sandblast, causing peeling off unusually of photoresistance universe film, significantly promote the yield of product.In addition, because the present invention carries out structural design again only at set barrier rib 34 on the back of the body substrate 31, so need not to change under the situation of prebasal plate 32 structures, display floater still can use traditional Driving technique, drives this display floater.In addition, because to 34 formed discharge cells 41 of barrier rib of the present invention, when carrying out the printing of phosphor body 36, its practice and traditional vertical bar shape barrier rib there is no the difficulty or ease difference, so can effectively solve the problem that phosphor body prints not inhomogeneous and colour mixture, and the superiors of barrier rib 34 can adopt black material or be difficult for reflective color material and make, and omitting the processing procedure of black line, but still possess the function of black line, with the yield of effective raising product, and significantly reduce its manufacturing cost.
The above, preferred embodiment only of the present invention, the scope that the present invention protected; be not limited thereto, press all this skill personages that is familiar with, according to the disclosed technology contents of the present invention; can think easily and equivalence change, all should belong to and not break away from protection category of the present invention.
Claims (5)
1, the barrier wall structure of each discharge cell in a kind of AC discharge type electricity slurry flat-panel screens, it is characterized in that: this barrier rib is located on the back of the body substrate inner surface of electricity slurry flat-panel screens, orthogonal position corresponding to X on its prebasal plate and Y electrode, the horizontal each other and space of this barrier rib, this barrier rib is corresponding to this X and the formed discharge cell of Y electrode position, has thin wall, to form bigger discharge space, the thickness of this barrier rib is in contiguous non-discharge cell position, expand gradually along this non-discharge cell direction, form a less space to make in this non-discharge cell, with as the gas passage between two adjacent discharge cells; Wherein, this barrier rib of this discharge cell and these non-discharge cell both sides is symmetrical.
2, the barrier wall structure of each discharge cell in a kind of AC discharge type electricity slurry flat-panel screens as claimed in claim 1, it is characterized in that: described barrier rib is at the thickness of contiguous non-discharge cell position, with a predetermined slope, expansion gradually, make the space of this non-discharge cell, only as the gas passage between two adjacent discharge cells.
3, the barrier wall structure of each discharge cell in a kind of AC discharge type electricity slurry flat-panel screens as claimed in claim 1, it is characterized in that: described barrier rib is at the thickness of contiguous non-discharge cell position, according at least more than one predetermined slope, expand gradually along this non-discharge cell direction, only keep a passage that can be gas communication between two adjacent discharge cells.
4, the barrier wall structure of each discharge cell in a kind of AC discharge type electricity slurry flat-panel screens as claimed in claim 1, it is characterized in that: described barrier rib is at the thickness of contiguous non-discharge cell position, according at least more than one predetermined curvature, expand gradually along this non-discharge cell direction, only keep a passage that can be used as gas communication between two adjacent discharge cells.
5, as the barrier wall structure of each discharge cell in claim 1,2, the 3 or 4 described a kind of AC discharge type electricity slurry flat-panel screens, it is characterized in that: the barrier rib apical margin adopts and is difficult for reflective color material making.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011095911A CN1312722C (en) | 2001-04-23 | 2001-04-23 | Barrier wall structure between discharge units in AC discharge type flat display |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011095911A CN1312722C (en) | 2001-04-23 | 2001-04-23 | Barrier wall structure between discharge units in AC discharge type flat display |
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| Publication Number | Publication Date |
|---|---|
| CN1383177A CN1383177A (en) | 2002-12-04 |
| CN1312722C true CN1312722C (en) | 2007-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB011095911A Expired - Fee Related CN1312722C (en) | 2001-04-23 | 2001-04-23 | Barrier wall structure between discharge units in AC discharge type flat display |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1306545C (en) * | 2003-07-14 | 2007-03-21 | 中华映管股份有限公司 | Barrier rib structure of plasma panel display and method for manufacturing same |
| KR100560543B1 (en) * | 2004-05-12 | 2006-03-15 | 삼성에스디아이 주식회사 | Plasma display panel |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5587624A (en) * | 1994-02-23 | 1996-12-24 | Pioneer Electronic Corporation | Plasma display panel |
| CN1159654A (en) * | 1995-11-29 | 1997-09-17 | 松下电器产业株式会社 | Membrane and method for forming convex parts of plasma display and the plasma display made by said method |
| US5967872A (en) * | 1995-08-09 | 1999-10-19 | Fujitsu Limited | Method for fabrication of a plasma display panel |
| US6008582A (en) * | 1997-01-27 | 1999-12-28 | Dai Nippon Printing Co., Ltd. | Plasma display device with auxiliary partition walls, corrugated, tiered and pigmented walls |
| JP2000011894A (en) * | 1998-06-23 | 2000-01-14 | Fujitsu Ltd | Plasma display panel |
-
2001
- 2001-04-23 CN CNB011095911A patent/CN1312722C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5587624A (en) * | 1994-02-23 | 1996-12-24 | Pioneer Electronic Corporation | Plasma display panel |
| US5967872A (en) * | 1995-08-09 | 1999-10-19 | Fujitsu Limited | Method for fabrication of a plasma display panel |
| CN1159654A (en) * | 1995-11-29 | 1997-09-17 | 松下电器产业株式会社 | Membrane and method for forming convex parts of plasma display and the plasma display made by said method |
| US6008582A (en) * | 1997-01-27 | 1999-12-28 | Dai Nippon Printing Co., Ltd. | Plasma display device with auxiliary partition walls, corrugated, tiered and pigmented walls |
| JP2000011894A (en) * | 1998-06-23 | 2000-01-14 | Fujitsu Ltd | Plasma display panel |
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| Publication number | Publication date |
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| CN1383177A (en) | 2002-12-04 |
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Granted publication date: 20070425 Termination date: 20130423 |