CN100524590C - Plasm display panel - Google Patents
Plasm display panel Download PDFInfo
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- CN100524590C CN100524590C CNB2006101438540A CN200610143854A CN100524590C CN 100524590 C CN100524590 C CN 100524590C CN B2006101438540 A CNB2006101438540 A CN B2006101438540A CN 200610143854 A CN200610143854 A CN 200610143854A CN 100524590 C CN100524590 C CN 100524590C
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- auxiliary electrode
- protuberance
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Abstract
The invention discloses a plasma display panel, which comprises the following parts: a back base plate for forming a plurality of position electrodes and interlayer, a face base plate facing the back base plate for forming a plurality of scanning electrodes and holding electrodes, wherein the face base plate is connected with the adjacent discharging cell, the scanning auxiliary electrode and the holding auxiliary electrode face the corresponding electrode with I fond for mutagenesis at the intermediate between the scanning auxiliary electrode and the holding auxiliary electrode. The invention reduces the original discharge voltage of the plasma display panel, which reduces the time jitter characteristic of the electron liberation when plasma is discharged, improves the discharging efficient and the brightness of the discharging cell.
Description
One, technical field
The invention relates to Plasmia indicating panel, specifically a kind ofly form scanning auxiliary electrode/keep auxiliary electrode between electrode at above-mentioned scan electrode/keep, the scanning auxiliary electrode of the discharge cell (cell) adjacent/keep auxiliary electrode with each auxiliary electrode of above-mentioned formation, link to each other in electric mode, at above-mentioned scan electrode and keep between electrode, the scanning auxiliary electrode and keep auxiliary electrode with the I font to the outstanding Plasmia indicating panel of comparative electrode.
Two, background technology
General Plasmia indicating panel (Plasma Display Panel, be called PDP below) be the vacuum ultraviolet (VUV) that the plasma that produces when utilizing gas discharge discharges, thereby red (R) that excited fluophor produces, green (G), blue (B) visible light shows the display element of certain image.
Above-mentioned, PDP can with thickness less than the display instrument of 10cm show more than 60 inches the ultra-large type picture and because of it is self light emitting-type display element as CRT, therefore have with color and show and the characteristics of the distortionless phenomenon in visual angle.Again, with LCD etc. relatively its manufacturing process is simple, therefore aspect productivity and cost, have the TV of strong advantage and industry and get most of the attention in panel display device.
Current the most widely used surface discharge type PDP by scan electrode, keeps the interaction of electrode and keeper electrode, and plasma discharge takes place in discharge cell (cell), thus display frame.
Above-mentioned Plasmia indicating panel is: utilize excited by vacuum ultraviolet fluorophor that the inert gas between 2 relative glass substrates produces in when discharge and the gas discharge display element of luminous phenomenon.
Again, above-mentioned Plasmia indicating panel is made up of relative front substrate and back substrate, forms scan electrode on the substrate of above-mentioned front and keeps electrode and dielectric layer.
Above-mentioned back substrate is by with above-mentioned scan electrode and keep a plurality of keeper electrodes that electrode together is divided into whole image a plurality of cells (cell); Protect above-mentioned keeper electrode, and play the dielectric layer of electrode insulation effect; Form the interlayer of discharge cell (cell); Printing is sprayed on discharge cell (cell) inside that is formed by above-mentioned interlayer, when each cell (cell) discharge, by the ultraviolet ray excited and fluorophor composition release visible light.
Again, form on the above-mentioned Plasmia indicating panel, with be positioned at above-mentioned front substrate on each scan electrode and keep the transparency electrode that electrode links to each other, at this moment, transparency electrode has certain clearance (GAP) in above-mentioned discharge cell (cell) inside, and produces discharge with above-mentioned keeper electrode, discharges plasma, the ultraviolet ray excited fluorophor that above-mentioned plasma discharges, and luminous.
Along with to above-mentioned keeper electrode and above-mentioned scan electrode and keep the negative making alive of any one electrode in the electrode, orientation discharge will take place between above-mentioned electrode, below the dielectric layer of above-mentioned front substrate, form charged particle, keep discharge, at this moment, keep discharge at scan electrode and keep between the transparency electrode of electrode and carry out with certain interval (GAP).
Above-mentioned, Plasmia indicating panel of the prior art, in order to make from the discharge of above-mentioned certain clearance (GAP) beginning, diffuse to effectively in the whole discharge cell (cell), therefore the starting stage of discharge should carry out in than extensive fields, therefore when above-mentioned certain clearance (GAP) formed with certain spacing, the starting stage of discharge carried out in local field, the diffusion of discharge and having some setbacks.
Promptly, keep electrode-scan electrode and keep the negative making alive of electrode to discharge, when discharging, be not to form balanced discharge field in above-mentioned whole transparency electrode, therefore, less unnecessary portions of discharging increases in transparency electrode, above-mentioned unnecessary portions is in discharge cell (cell), not only reduce discharging efficiency, and block sizable part of discharge cell (cell), thereby reduce brightness.
Three, summary of the invention
In view of this, in order to address the above problem, to the object of the present invention is to provide and form scanning auxiliary electrode/keep auxiliary electrode, i.e. transparency electrode on a kind of front substrate of Plasmia indicating panel; Each auxiliary electrode of above-mentioned formation, with the auxiliary electrode of adjacent discharge cell (cell), link to each other in electric mode, outstanding with above-mentioned I font to comparative electrode, thereby the discharging efficiency when improving plasma discharge increases the Plasmia indicating panel of the brightness of above-mentioned panel.
For achieving the above object, the Plasmia indicating panel among the present invention is characterized in that: it comprises the back substrate that forms a plurality of keeper electrodes and interlayer, and relative with above-mentioned back substrate, and forms a plurality of scan electrodes and keep the front substrate of electrode; Link to each other, and at above-mentioned scan electrode and keep between electrode scanning auxiliary electrode and keep auxiliary electrode and form highlightedly towards electrode of opposite with the I font with adjacent discharge cell (cell).
Again, above-mentioned Plasmia indicating panel for a division discharge cell (cell), and comprises 1st interlayer parallel with keeper electrode and the Plasmia indicating panel of the 2nd interlayer; Comprise: the scanning auxiliary electrode that forms at least more than one protuberance on above-mentioned the 1st interlayer; Form the auxiliary electrode of keeping of at least more than one protuberance on above-mentioned the 2nd interlayer.
With the scanning auxiliary electrode of the scanning auxiliary electrode of a discharge cell (cell)/the keep adjacent discharge cell of auxiliary electrode (cell)/keep auxiliary electrode, link to each other in electric mode respectively again.
Beneficial effect of the present invention is as follows:
Plasmia indicating panel among the present invention, along with forming scanning auxiliary electrode/keep auxiliary electrode, at above-mentioned auxiliary electrode/keep between auxiliary electrode, produce discharge by discharge space, thereby can reduce the initial discharge voltage of above-mentioned Plasmia indicating panel, time jitter (jitter) characteristic that electronics discharges when reducing plasma discharge increases discharge time simultaneously.In the discharge field, the discharge diffusion is comparatively smooth and easy, and discharging efficiency increases, and the brightness in the discharge cell (cell) improves.
Four, description of drawings
Fig. 1 is the structural representation of ionic medium display floater of the present invention.
Fig. 2 is the embodiment schematic diagram of ionic medium display floater of the present invention.
Fig. 3 a is the embodiment floor map of ionic medium display floater of the present invention.
Fig. 3 b is the embodiment enlarged diagram of ionic medium display floater of the present invention.
The symbol description of major part in the accompanying drawing
10: front substrate 11: scan electrode
11a: scanning auxiliary electrode 11a ': the 1st protuberance
11a ": the 2nd protuberance 12: keep electrode
12a: keep auxiliary electrode 12a ': the 3rd protuberance
12a ": 13: the 1 dielectric layers of the 4th protuberance
14: dielectric protective layer 20: back substrate
21: 22: the 2 dielectric layers of keeper electrode
23: interlayer 24: fluorophor
V: discharge cell (cell) P: the 1st discharge space
P ': the 2nd discharge space
Five, embodiment
Below, lift preferred embodiment, and conjunction with figs. is described in detail as follows.
Fig. 1 is the structural representation of ionic medium display floater of the present invention.The scan electrode of above-mentioned Plasmia indicating panel with keep electrode, should be that unit is arranged respectively with discharge cell (cell), but for convenience, only illustrate a scan electrode and keep electrode.
Plasmia indicating panel among the present invention as shown in Figure 1, is made up of front substrate 10 and back substrate 20.
At this moment, form scan electrode 11 on the above-mentioned front substrate 10 and keep electrode 12, and should and keep electrode 12 with above-mentioned scan electrode 11 and be adjacent to accumulate the 1st dielectric layer 13.Can also comprise the dielectric protective layer 14 of protecting above-mentioned the 1st dielectric layer 13 again.
Again, form on the above-mentioned back substrate 20, with the scan electrode 11 that forms on the above-mentioned front substrate 10 and keep electrode 12 relative keeper electrode 21 and the 2nd dielectric layer 22.
Again, the interlayer 23 of dividing discharge cell (cell), above-mentioned discharge cell (cell) inside by ultraviolet ray excited, discharges the fluorophor 24 of visible light during the spraying discharge.
Again, has the Plasmia indicating panel of said structure, to above-mentioned scan electrode 11, keep electrode 12 and the keeper electrode 21 negative voltages that add with opposite polarity, select discharge cell (cell), to above-mentioned scan electrode 11 and keep the alternately negative making alive of electrode 12, discharge.
Therefore, owing to discharge produces vacuum ultraviolet (VUV), then above-mentioned vacuum ultraviolet (VUV) excites/the interior fluorophor 24 that sprays of luminous above-mentioned discharge space, produces visible light, makes the user appreciate image by picture.
Again, in the above-mentioned Plasmia indicating panel, form with above-mentioned scan electrode 11 respectively and keep the scanning auxiliary electrode 11a that electrode 12 links to each other, and keep auxiliary electrode 12a.(v) inner relative position forms on above-mentioned front substrate 10 at the discharge cell (cell) with above-mentioned back substrate 20.
At this moment, the scanning auxiliary electrode 11a that forms on the above-mentioned front substrate 10 and keep auxiliary electrode 12a and form certain clearance (GAP), (GAP) becomes discharge path in the gap of above-mentioned formation, with scanning auxiliary electrode 11a and keep the negative making alive of auxiliary electrode 12a, will discharge in then above-mentioned gap (GAP) to above-mentioned keeper electrode 21.
Fig. 2 is among the present invention, the embodiment schematic diagram of Plasmia indicating panel.The interlayer that forms the discharge cell (cell) of above-mentioned Plasmia indicating panel can be stripe shape (strip), lattice type, honeycomb type etc., but the scanning auxiliary electrode of above-mentioned Plasmia indicating panel and keep auxiliary electrode, irrelevant with the interlayer shape of dividing discharge cell (cell), therefore, the interlayer shape is that example describes with stripe shape (strip) in this detail list.
As shown in Figure 2, on the above-mentioned front substrate 10, above-mentioned scan electrode 11 and keep electrode 12 formation arranged side by side with above-mentioned scan electrode 11 and keep electrode 12 and link to each other, forms scanning auxiliary electrode 11a or keeps auxiliary electrode 12a.
Wherein, above-mentioned scanning auxiliary electrode 11a and keep auxiliary electrode 12a, from above-mentioned scan electrode 11 and to keep electrode 12 alternately outstanding to electrode of opposite, above-mentioned scanning auxiliary electrode 11a and keep the discharge cell (cell) that auxiliary electrode 12a is positioned at above-mentioned back substrate 20 (discharge with above-mentioned keeper electrode 21 in v) inner relative position.
Again, above-mentioned scanning auxiliary electrode 11a and keep auxiliary electrode 12a and form with transparency electrode, (scanning auxiliary electrode 11a/ v) keeps the adjacent discharge cell of auxiliary electrode 12a (cell) (each auxiliary electrode v) with a discharge cell (cell), link to each other in electric mode, form with the I font to comparative electrode.
At this moment, above-mentioned scanning auxiliary electrode 11a and keep auxiliary electrode 12a and form with the I font, above-mentioned scanning auxiliary electrode 11a and keep the part of auxiliary electrode 12a, the position relative with the interlayer 23 of above-mentioned back substrate 20 forms on above-mentioned front substrate 10.At above-mentioned discharge cell (cell) (middle body v), above-mentioned scanning auxiliary electrode 11a and to keep auxiliary electrode 12a outstanding, and (v) linking to each other with adjacent discharge cell (cell) respectively in electric mode.
Fig. 3 a is among the present invention, the embodiment floor map of Plasmia indicating panel, and Fig. 3 b is among the present invention, the embodiment enlarged diagram of Plasmia indicating panel.
Shown in Fig. 3 a, with above-mentioned scan electrode 11 and keep electrode 12 and link to each other, and the above-mentioned scanning auxiliary electrode 11a/ that forms with the I font keeps auxiliary electrode 12a, is formed on overlappingly on the above-mentioned front substrate 10 with above-mentioned horizontal interlayer 23.
Again, form with above-mentioned I font, above-mentioned scanning auxiliary electrode 11a/ keeps auxiliary electrode 12a at above-mentioned scan electrode 11, and keeps on the entire length (a) of 12 at electrode, keeps electrode to outstanding 40% to 45% length of electrode of opposite from each scan electrode 11/.
Above-mentioned scanning auxiliary electrode 11a comprises: the 1st electrode part 11a1 that links to each other with above-mentioned scan electrode 11; Respectively with above-mentioned the 1st electrode part 11a1 across a certain distance the 2nd electrode part 11a2 mutually; With above-mentioned each the 1st electrode part and the 2nd electrode part, along the 3rd continuous electrode part 11a3 of horizontal interlayer.
Again, the above-mentioned auxiliary electrode 12a that keeps is identical with above-mentioned scanning auxiliary electrode 11a, comprises: the 1st electrode part 12a1; The 2nd electrode part 12a2; The 3rd electrode part 12a3.
At this moment, the 1st electrode part 11a1 of above-mentioned scanning auxiliary electrode 11a, the 2nd electrode part 11a2, the 3rd electrode part 11a3 width, with above-mentioned scanning auxiliary electrode 11a in the same manner, the 1st electrode part 12a1, the 2nd electrode part 12a2, the 3rd electrode part 12a3 width is identical, is about about 60 μ m.
Again, above-mentioned Plasmia indicating panel is at the 2nd electrode part 11a2 of above-mentioned scanning auxiliary electrode 11a and keep between the 2nd electrode part 12a2 of auxiliary electrode 12a and form the 1st discharge space (P); The 1st electrode part 11a1 of above-mentioned scanning auxiliary electrode 11a, and between the 2nd electrode part 11a2, and keep between the 1st electrode 12a1 and the 2nd electrode 12a2 of auxiliary electrode 12a, form the 2nd discharge space (P '), at this moment, at above-mentioned the 1st discharge space (P) initial discharge takes place, the above-mentioned discharge that has taken place diffuses in above-mentioned the 2nd discharge space (P ').
Again, above-mentioned Plasmia indicating panel, in order to make to above-mentioned scan electrode 11 when keeping electrode 12 and keeper electrode 21 negative making alives and carry out plasma discharge, carrying out smoothly of its discharge, in the keeper electrode 21 of above-mentioned back substrate 20, the 2nd electrode part direction of the scanning auxiliary electrode 11a that links to each other with above-mentioned scan electrode 11 forms protuberance (H).
Shown in Fig. 3 b, above-mentioned Plasmia indicating panel comprises: above-mentioned the 1st interlayer 23a goes up the scanning auxiliary electrode 11a that forms at least more than one protuberance; What above-mentioned the 2nd interlayer 23b go up to form at least more than one protuberance keeps auxiliary electrode 12a.
Wherein, above-mentioned scanning auxiliary electrode 11a comprises: the 1st protuberance that links to each other in electric mode with above-mentioned scan electrode 11 (11a '); With above-mentioned the 1st protuberance 11a ' the 2nd protuberance 11a separated by a distance ".
At this moment, above-mentioned the 1st protuberance 11a ' " forms to above-mentioned the 2nd interlayer 23b highlightedly with the 2nd protuberance 11a.At this moment, above-mentioned the 1st protuberance 11a ' is " more more outstanding than above-mentioned the 2nd protuberance 11a.
Again, the above-mentioned auxiliary electrode 12a that keeps comprises: keep the 3rd protuberance 12a ' that electrode 12 links to each other in electric mode with above-mentioned; With above-mentioned the 3rd protuberance 12a ' the 4th protuberance 12a separated by a distance ".Form highlightedly to the direction of the 1st interlayer 23a from above-mentioned the 2nd interlayer 23b, above-mentioned the 3rd protuberance 12a ' is " more more outstanding than above-mentioned the 4th protuberance 12a.
At this moment, above-mentioned Plasmia indicating panel between the 2nd protuberance 11a of above-mentioned scanning auxiliary electrode 11a " and keep auxiliary electrode 12a the 4th protuberance 12a ", forms the 1st discharge space (P), carries out initial discharge.
Again, the 1st protuberance 11a ' of above-mentioned scanning auxiliary electrode 11a, the 2nd protuberance 11a " between; and keep the 3rd protuberance 12a ' of auxiliary electrode 12a; the 4th protuberance 12a " between, form the 2nd discharge space (P '), above-mentioned the 2nd discharge space (P ') in, the discharge that has taken place in above-mentioned the 1st discharge space (P) is spread, thereby carries out plasma discharge.
Above-mentioned keeper electrode 21, the 2nd protuberance 11a with above-mentioned scanning auxiliary electrode 11a " overlappingly; in above-mentioned keeper electrode 21 to the 2nd protuberance 11a " direction form protuberance, keeping electrode 12 negative making alives to above-mentioned keeper electrode 21 and scan electrode 11, when producing discharge, improve the discharge effect of above-mentioned Plasmia indicating panel.
Has said structure, Plasmia indicating panel among the present invention, along with forming scanning auxiliary electrode/keep auxiliary electrode, at above-mentioned auxiliary electrode/keep between auxiliary electrode, produce discharge by discharge space, thereby can reduce the initial discharge voltage of above-mentioned Plasmia indicating panel, time jitter (jitter) characteristic that electronics discharges when reducing plasma discharge increases discharge time simultaneously.In the discharge field, the discharge diffusion is comparatively smooth and easy, and discharging efficiency increases, and the brightness in the discharge cell (cell) improves.
As mentioned above; though the present invention about Plasmia indicating panel with preferred embodiment openly as above; right its is not in order to limit the present invention; any those skilled in the art; under the situation that does not break away from the spirit and scope of the present invention; can carry out various changes and modification, so protection scope of the present invention is as the criterion when looking the claim restricted portion that is proposed.
Claims (15)
1, a kind of Plasmia indicating panel is characterized in that: it comprises the back substrate that forms a plurality of keeper electrodes and interlayer, and is relative with above-mentioned back substrate, and forms a plurality of scan electrodes and keep the front substrate of electrode; Link to each other, and at above-mentioned scan electrode and keep between electrode scanning auxiliary electrode and keep auxiliary electrode and form highlightedly towards electrode of opposite with the I font with adjacent discharge cell.
2, Plasmia indicating panel according to claim 1 is characterized in that: with the scanning auxiliary electrode of a discharge cell, keep the adjacent discharge cell of auxiliary electrode the scanning auxiliary electrode, keep auxiliary electrode, link to each other in electric mode respectively.
3, Plasmia indicating panel according to claim 1 is characterized in that: above-mentioned scanning auxiliary electrode, to keep auxiliary electrode be transparency electrode.
4, Plasmia indicating panel according to claim 1, it is characterized in that: above-mentioned scanning auxiliary electrode, keep auxiliary electrode, from dividing the horizontal interlayer of above-mentioned discharge cell,, inner outstanding to discharge cell with 80% to 90% length of discharge cell entire length.
5, Plasmia indicating panel according to claim 1 is characterized in that: above-mentioned scanning auxiliary electrode, keep auxiliary electrode, comprise: respectively with above-mentioned scan electrode or keep the 1st electrode part that electrode links to each other; With above-mentioned the 1st electrode part across a certain distance the 2nd electrode part mutually; With above-mentioned each the 1st electrode part and the 2nd electrode part, the 3rd electrode part that links to each other of interlayer transversely.
6, Plasmia indicating panel according to claim 5 is characterized in that: above-mentioned scanning auxiliary electrode, keeps in the auxiliary electrode, and above-mentioned the 1st electrode part, the 2nd electrode part, the width of the 3rd electrode part is identical.
7, Plasmia indicating panel according to claim 5 is characterized in that: above-mentioned keeper electrode, and to the 2nd electrode part direction formation protuberance of the scanning auxiliary electrode that links to each other with above-mentioned scan electrode.
8, Plasmia indicating panel according to claim 5 is characterized in that: above-mentioned Plasmia indicating panel in the 2nd electrode part of above-mentioned scanning auxiliary electrode and keep between the 2nd electrode part of auxiliary electrode, forms the 1st discharge space.
9, Plasmia indicating panel according to claim 8, it is characterized in that: above-mentioned Plasmia indicating panel, above-mentioned scanning auxiliary electrode and keep the 1st electrode of auxiliary electrode and the 2nd electrode between form the 2nd discharge space, above-mentioned the 2nd discharge space spreads the discharge that takes place in above-mentioned the 1st discharge space.
10, a kind of Plasmia indicating panel comprises 1st interlayer parallel with keeper electrode and the 2nd interlayer in a discharge cell of dividing, it is characterized in that: the scanning auxiliary electrode that forms at least more than one protuberance on above-mentioned the 1st interlayer; Form the auxiliary electrode of keeping of at least more than one protuberance on above-mentioned the 2nd interlayer.
11, Plasmia indicating panel according to claim 10 is characterized in that: above-mentioned scanning auxiliary electrode comprises the 1st protuberance that links to each other in electric mode with scan electrode; With above-mentioned the 1st protuberance the 2nd protuberance separated by a distance.
12, Plasmia indicating panel according to claim 10 is characterized in that: the above-mentioned auxiliary electrode of keeping comprises and keeps the 3rd protuberance that electrode links to each other in electric mode; With above-mentioned the 3rd protuberance the 4th protuberance separated by a distance.
13, according to claim 11 or 12 described Plasmia indicating panels, it is characterized in that: above-mentioned the 1st protuberance, the 3rd protuberance form more highlightedly than above-mentioned the 2nd protuberance or the 4th protuberance.
14, according to claim 11 or 12 described Plasmia indicating panels, it is characterized in that: at the 2nd protuberance of above-mentioned scanning auxiliary electrode and keep between the 4th protuberance of auxiliary electrode and form the 1st discharge space.
15, according to claim 11 or 12 described Plasmia indicating panels, it is characterized in that: at the 1st protuberance of above-mentioned scanning auxiliary electrode, between the 2nd protuberance, and keep the 3rd protuberance of auxiliary electrode, form the 2nd discharge space between the 4th protuberance, above-mentioned the 2nd discharge space spreads the discharge that takes place in the 1st discharge space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101438540A CN100524590C (en) | 2006-11-02 | 2006-11-02 | Plasm display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101438540A CN100524590C (en) | 2006-11-02 | 2006-11-02 | Plasm display panel |
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| Publication Number | Publication Date |
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| CN101079358A CN101079358A (en) | 2007-11-28 |
| CN100524590C true CN100524590C (en) | 2009-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2006101438540A Expired - Fee Related CN100524590C (en) | 2006-11-02 | 2006-11-02 | Plasm display panel |
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| CN (1) | CN100524590C (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003060864A1 (en) * | 2002-01-14 | 2003-07-24 | Plasmion Displays Llc | Plasma display panel having trench discharge cell and method of fabricating the same |
| CN1518036A (en) * | 2003-01-02 | 2004-08-04 | ����Sdi��ʽ���� | Plasma display panel |
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2006
- 2006-11-02 CN CNB2006101438540A patent/CN100524590C/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003060864A1 (en) * | 2002-01-14 | 2003-07-24 | Plasmion Displays Llc | Plasma display panel having trench discharge cell and method of fabricating the same |
| CN1518036A (en) * | 2003-01-02 | 2004-08-04 | ����Sdi��ʽ���� | Plasma display panel |
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| Publication number | Publication date |
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| CN101079358A (en) | 2007-11-28 |
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Granted publication date: 20090805 Termination date: 20101102 |