JPH04277443A - Plasma display panel - Google Patents
Plasma display panelInfo
- Publication number
- JPH04277443A JPH04277443A JP3822391A JP3822391A JPH04277443A JP H04277443 A JPH04277443 A JP H04277443A JP 3822391 A JP3822391 A JP 3822391A JP 3822391 A JP3822391 A JP 3822391A JP H04277443 A JPH04277443 A JP H04277443A
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- substrate
- covered
- group
- electrodes
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000000758 substrate Substances 0.000 claims description 22
- 239000012212 insulator Substances 0.000 claims description 6
- 239000003989 dielectric material Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 abstract description 18
- 238000007789 sealing Methods 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract 4
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 150000002500 ions Chemical class 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000004544 sputter deposition Methods 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 239000003086 colorant Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Gas-Filled Discharge Tubes (AREA)
Abstract
Description
【０００１】0001
【産業上の利用分野】本発明は直交電極面放電によるＡ
Ｃ形カラープラズマディスプレイパネルに関し、特にそ
の電極構造に関する。[Industrial Application Field] The present invention provides an A
The present invention relates to a C-type color plasma display panel, and particularly to its electrode structure.
【０００２】0002
【従来の技術】従来、この種の直交電極面放電ＡＣ形カ
ラープラズマディスプレイパネルは断面斜視図である図
５に示すように、後面ガラス基板３１上にＸ電極３２を
ストライプ状に形成し、その上を誘電体層３３で被覆す
る。さらに誘電体層３３の上にＹ電極３４をＸ電極３２
に直交する方向にストライプ状に形成し、その上を誘電
体層３５で被覆する。そして放電間隙を形成するための
スペーサ（図示せず）が非放電領域に配置されている。
また前面ガラス基板３６上にＲ，Ｇ，Ｂ，３原色の蛍光
体３７が後面ガラス基板３１の各放電領域に相対する箇
所に形成されている。2. Description of the Related Art Conventionally, this type of orthogonal electrode surface discharge AC color plasma display panel has X electrodes 32 formed in stripes on a rear glass substrate 31, as shown in FIG. 5, which is a perspective cross-sectional view. The top is covered with a dielectric layer 33. Further, a Y electrode 34 is placed on the dielectric layer 33 and an X electrode 32 is placed on top of the dielectric layer 33.
The dielectric layer 35 is formed into a stripe shape in a direction perpendicular to the dielectric layer 35, and is covered with a dielectric layer 35. A spacer (not shown) for forming a discharge gap is arranged in the non-discharge region. Furthermore, phosphors 37 of three primary colors, R, G, and B, are formed on the front glass substrate 36 at locations facing each discharge area of the rear glass substrate 31.
【０００３】このような直交電極面放電ＡＣ形カラープ
ラズマディスプレイパネルにおいては、Ｘ電極３２とＹ
電極３４との間で生ずる放電によって生成される紫外線
を利用して蛍光体３７を励起する構造となっていた。In such an orthogonal electrode surface discharge AC type color plasma display panel, the X electrode 32 and the Y electrode
The structure was such that the phosphor 37 was excited using ultraviolet light generated by the discharge generated between the electrode 34 and the electrode 34.
【０００４】なお、図５ではＸ，Ｙ各電極はいずれも便
宜上ストライプパターンで示さず各々１本ずつを示して
いる。In FIG. 5, each of the X and Y electrodes is not shown in a striped pattern for convenience, but one electrode each is shown.
【０００５】[0005]
【発明が解決しようとする課題】この従来の直交電極面
放電ＡＣ形カラープラズマディスプレイパネルでは、Ｘ
電極とＹ電極とが誘電体層を介して接続された構造とな
るため、両電極間のストレイキャパシティが大きくなり
消費電力が大きくなるという欠点があった。Problems to be Solved by the Invention In this conventional orthogonal electrode surface discharge AC type color plasma display panel,
Since the electrode and the Y electrode are connected via a dielectric layer, there is a drawback that the stray capacity between the two electrodes becomes large and the power consumption becomes large.
【０００６】またＸ，Ｙ両電極間の放電ギャップを誘電
体層の膜厚の調整で行うため、コントロールがむずかし
く、強い放電を得にくいという欠点があった。Furthermore, since the discharge gap between the X and Y electrodes is adjusted by adjusting the thickness of the dielectric layer, it is difficult to control and it is difficult to obtain a strong discharge.
【０００７】加えて、放電時に発生したイオンにより蛍
光体がスパッタされ、輝度が劣化するという欠点があっ
た。In addition, there is a drawback that the phosphor is sputtered by ions generated during discharge, resulting in deterioration of brightness.
【０００８】[0008]
【課題を解決するための手段】本発明のプラズマディス
プレイパネルは、第１の基板上に誘電体にて被覆された
Ｘ電極を形成し、その上にＸ電極と直交するようにスト
ライプ状に形成された絶縁体を設け、その上に誘電体で
被覆されたＹ電極を形成する構造を有する。[Means for Solving the Problems] The plasma display panel of the present invention has an X electrode covered with a dielectric material formed on a first substrate, and stripes formed on the X electrode perpendicular to the X electrode. It has a structure in which an insulator is provided, and a Y electrode covered with a dielectric is formed on the insulator.
【０００９】また、本発明は、第１の基板に相対向させ
る第２の基板には、蛍光体層を設けているが、透明電極
を介して蛍光体層を設けてもよい。Further, in the present invention, a phosphor layer is provided on the second substrate facing the first substrate, but the phosphor layer may be provided via a transparent electrode.
【００１０】0010
【実施例】次に本発明について図面を参照して説明する
。図１は本発明の第１の実施例の斜視断面図である。
後面ガラス基板１１にＡｇを主成分とするＸ電極１２が
ストライプ状に形成され（図では簡略化のため１本のみ
示してある）低融点ガラスを主成分とする誘電体層１３
で被覆される。次にアルミナを主成分とする絶縁体層１
４がＸ電極１２と直交する方向にストライプ状に形成さ
れ、その上にＡｇを主成分とするＹ電極１５が同様のパ
ターンで形成され低融点ガラスを主成分とする誘電体層
１６で被覆される（Ｘ電極１２同様、図は１本のみ示し
てある）。前面ガラス基板１７に蛍光体１８が形成され
る。DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, the present invention will be explained with reference to the drawings. FIG. 1 is a perspective sectional view of a first embodiment of the invention. X electrodes 12 mainly composed of Ag are formed in a stripe shape on the rear glass substrate 11 (only one electrode is shown in the figure for simplicity), and a dielectric layer 13 mainly composed of low melting point glass.
covered with. Next, an insulator layer 1 whose main component is alumina
4 is formed in a stripe shape in a direction perpendicular to the X electrode 12, and on top of it a Y electrode 15 mainly composed of Ag is formed in a similar pattern and covered with a dielectric layer 16 mainly composed of low melting point glass. (Similar to the X electrode 12, only one is shown in the figure). A phosphor 18 is formed on the front glass substrate 17.
【００１１】この後面ガラス基板１１と前面ガラス基板
１７を、非放電部に、誘電体層１６と蛍光体１８との間
で数十〜数百μｍの間隙がとれるようにスペーサを挟み
（図示せず）組合せ、周囲をフリットガラスで気密封止
し、内部に放電可能な希ガス、例えばＨｅ＋Ｘｅ＋Ｎｅ
を封入する。なお各パターンは全て膜厚印刷法で形成さ
れる。A spacer (not shown) is sandwiched between the rear glass substrate 11 and the front glass substrate 17 in the non-discharge area so that a gap of several tens to hundreds of μm is provided between the dielectric layer 16 and the phosphor 18. ) Combination, hermetically sealing the surrounding area with frit glass, and injecting a rare gas that can be discharged inside, such as He+Xe+Ne
Enclose. Note that each pattern is all formed by a film thickness printing method.
【００１２】さて、これに任意のＸ電極とＹ電極とを選
択して電圧が印加されると、その交差部を１表示画素と
して点灯表示を行わせることができる。即ち、Ｘ，Ｙ電
極間に放電が生じ紫外線が発生して蛍光体１８を励起し
て発光する。Now, if any X electrode and Y electrode are selected and a voltage is applied thereto, a lighting display can be performed using the intersection as one display pixel. That is, a discharge occurs between the X and Y electrodes and ultraviolet rays are generated, which excites the phosphor 18 to emit light.
【００１３】この第１の実施例の構造のパネルにおいて
、誘電体層１３を比誘電率１０〜１５の低融点ガラスを
約１０μｍの膜厚で、また絶縁体層１４を比誘電率３〜
５のアルミナ主成分のものを約２０μｍの膜厚でそれぞ
れ形成した。図５に示す構造のパネルで誘電体層３３，
３５を誘電体層１３と同様に試作したパネルと比べて第
１の実施例のものではＸ，Ｙ両電極間のストレイキャパ
シティは約１／６と低減することができた。In the panel having the structure of the first embodiment, the dielectric layer 13 is made of low-melting glass having a relative permittivity of 10 to 15 and has a thickness of about 10 μm, and the insulating layer 14 is made of low melting point glass having a relative permittivity of 3 to 15.
No. 5 containing alumina as a main component was formed to have a thickness of about 20 μm. In the panel having the structure shown in FIG. 5, the dielectric layer 33,
In comparison with a panel in which 35 was prototyped in the same manner as the dielectric layer 13, in the first example, the stray capacity between the X and Y electrodes could be reduced to about 1/6.
【００１４】ここで絶縁体層１４を１０〜１００μｍ程
度の範囲に設定すると、上記ストレイキャパシティは１
／３〜１／３０程度に低減する。[0014] If the insulating layer 14 is set to a range of about 10 to 100 μm, the stray capacity is 1
/3 to 1/30.
【００１５】図２は、本発明の第２の実施例を示す斜視
断面図である。この実施例が図１の第１の実施例と異な
るところは、前面ガラス基板１７に透明電極１９を介し
て蛍光体１８を設けている点である。この透明電極１９
の電位を正電位に保つことにより放電によって生じたイ
オンによる蛍光体１８のスパッタリングを防止でき、輝
度の劣化が防止できる。FIG. 2 is a perspective sectional view showing a second embodiment of the present invention. This embodiment differs from the first embodiment shown in FIG. 1 in that a phosphor 18 is provided on a front glass substrate 17 via a transparent electrode 19. This transparent electrode 19
By keeping the potential at a positive potential, sputtering of the phosphor 18 by ions generated by discharge can be prevented, and deterioration of brightness can be prevented.
【００１６】図３は、本発明の第３の実施例を示す斜視
断面図である。この実施例では、Ｘ電極２２を被覆する
誘電体層２３をベタとせず、Ｘ電極２２同様ストライプ
状にして被覆することで、Ｘ電極相互のストレイキャパ
シティの軽減をも計ったものである。FIG. 3 is a perspective sectional view showing a third embodiment of the present invention. In this embodiment, the dielectric layer 23 covering the X electrode 22 is not formed solidly, but is coated in a striped pattern similar to the X electrode 22, thereby reducing stray capacitance between the X electrodes.
【００１７】図４は、本発明の第４の実施例を示す斜視
断面図である。この実施例が図３の第３の実施例と異な
るところは、前面ガラス基板２７に透明電極１９を介し
て蛍光体２８を設けた点である。この実施例では、透明
電極１９の電位を正電位に保つことにより放電によって
生じたイオンによる蛍光体２８のスパッタを防止できる
効果がある。FIG. 4 is a perspective sectional view showing a fourth embodiment of the present invention. This embodiment differs from the third embodiment shown in FIG. 3 in that a phosphor 28 is provided on a front glass substrate 27 via a transparent electrode 19. In this embodiment, by maintaining the potential of the transparent electrode 19 at a positive potential, sputtering of the phosphor 28 due to ions generated by discharge can be prevented.
【００１８】[0018]
【発明の効果】以上説明したように本発明はＹ電極を絶
縁体層上に形成することでＸ，Ｙ両電極間のストレイキ
ャパシティを従来の１／３〜１／３０に低減することが
でき、消費電力を大幅に削減することができた。[Effects of the Invention] As explained above, the present invention can reduce the stray capacity between the X and Y electrodes to 1/3 to 1/30 of the conventional one by forming the Y electrode on the insulating layer. We were able to significantly reduce power consumption.
【００１９】また、蛍光体下の透明電極に正電位を与え
ることにより、放電によって生じたイオンによる蛍光体
膜のスパッタリングを防止でき、輝度の劣化を従来の１
／２にすることができた。Furthermore, by applying a positive potential to the transparent electrode under the phosphor, sputtering of the phosphor film due to ions generated by discharge can be prevented, and the deterioration of brightness can be reduced compared to the conventional one.
I was able to make it /2.
【００２０】さらに、Ｘ，Ｙ両電極間の放電ギャップを
絶縁体層の膜層のコントロールで調整可能なため適切な
ギャップが得られ、十分強い放電が得られた。Furthermore, since the discharge gap between the X and Y electrodes can be adjusted by controlling the insulating layer, an appropriate gap can be obtained and a sufficiently strong discharge can be obtained.
【図１】本発明の第１の実施例を示す斜視断面図である
。FIG. 1 is a perspective sectional view showing a first embodiment of the present invention.
【図２】本発明の第２の実施例を示す斜視断面図である
。FIG. 2 is a perspective sectional view showing a second embodiment of the invention.
【図３】本発明の第３の実施例を示す斜視断面図である
。FIG. 3 is a perspective cross-sectional view showing a third embodiment of the present invention.
【図４】本発明の第４の実施例を示す斜視断面図である
。FIG. 4 is a perspective sectional view showing a fourth embodiment of the present invention.
【図５】従来例を示す斜視断面図である。FIG. 5 is a perspective sectional view showing a conventional example.
１１，２１，３１ 後面ガラス基板１２，２２，
３２ Ｘ電極
１３，２３，３３ 誘電体層
１４，２４ 絶縁体層
１５，２５，３４ Ｙ電極
１６，２６，３５ 誘電体層
１７，２７，３６ 前面ガラス基板１８，２８，
３７ 蛍光体
１９ 透明電極11, 21, 31 rear glass substrate 12, 22,
32 X electrodes 13, 23, 33 Dielectric layers 14, 24 Insulator layers 15, 25, 34 Y electrodes 16, 26, 35 Dielectric layers 17, 27, 36 Front glass substrate 18, 28,
37 Phosphor 19 Transparent electrode
Claims (2)
た少なくとも１本以上の互いに平行なＸ電極群と、前記
誘電体にて被覆されたＸ電極群上に直交するように形成
された少なくとも１本以上の互いに平行なＹ電極群とを
設け、第２の基板と前記第１の基板とを放電に必要な間
隙を保つように相対向させ周囲を気密封止し、内部に放
電可能な希ガスを封入したプラズマディスプレイパネル
において、前記Ｙ電極群は、ストライプ状に形成された
絶縁体群の上に誘電体で被覆して形成されていることを
特徴とするプラズマディスプレイパネル。1. On a first substrate, at least one group of X electrodes that are parallel to each other and covered with a dielectric are formed so as to be perpendicular to the group of X electrodes that are covered with the dielectric. The second substrate and the first substrate are opposed to each other so as to maintain a gap necessary for discharge, and the periphery is hermetically sealed. 1. A plasma display panel in which a dischargeable rare gas is sealed, wherein the Y electrode group is formed by covering an insulator group formed in a stripe shape with a dielectric material.
た少なくとも１本以上の互いに平行なＸ電極群と、前記
誘電体にて被覆されたＸ電極群上に直交するように形成
された少なくとも１本以上の互いに平行なＹ電極群とを
設け、所望の表示パターンに対応する形状の蛍光体層を
有する第２の基板と前記第１の基板とを放電に必要な間
隙を保つように相対向させ周囲を気密封止し、内部に放
電可能な希ガスを封入したプラズマディスプレイパネル
において、前記Ｙ電極群がストライプ状に形成された絶
縁体群の上に誘電体で被覆して形成され、かつ前記第２
の基板の蛍光体層と第２の基板との間に第３の電極が配
設されたことを特徴とするプラズマディスプレイパネル
。2. Formed on a first substrate, at least one group of X electrodes that are parallel to each other and are covered with a dielectric, and are orthogonal to the group of X electrodes that are covered with the dielectric. a second substrate having a phosphor layer having a shape corresponding to a desired display pattern and the first substrate to maintain a gap necessary for discharge. In a plasma display panel in which the periphery is hermetically sealed so that the Y electrode group faces each other and a dischargeable rare gas is filled inside, the Y electrode group is coated with a dielectric material on an insulator group formed in a stripe shape. formed, and said second
A plasma display panel characterized in that a third electrode is disposed between the phosphor layer of the substrate and the second substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3822391A JP3116387B2 (en) | 1991-03-05 | 1991-03-05 | Plasma display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3822391A JP3116387B2 (en) | 1991-03-05 | 1991-03-05 | Plasma display panel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04277443A true JPH04277443A (en) | 1992-10-02 |
| JP3116387B2 JP3116387B2 (en) | 2000-12-11 |
Family
ID=12519309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3822391A Expired - Fee Related JP3116387B2 (en) | 1991-03-05 | 1991-03-05 | Plasma display panel |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3116387B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05101781A (en) * | 1991-10-08 | 1993-04-23 | Nec Corp | Plasma display panel |
| KR100330028B1 (en) * | 1999-06-12 | 2002-03-27 | 구자홍 | Plasma Display Panel for Radio Frequency and Method of Driving Thereof |
-
1991
- 1991-03-05 JP JP3822391A patent/JP3116387B2/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05101781A (en) * | 1991-10-08 | 1993-04-23 | Nec Corp | Plasma display panel |
| KR100330028B1 (en) * | 1999-06-12 | 2002-03-27 | 구자홍 | Plasma Display Panel for Radio Frequency and Method of Driving Thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3116387B2 (en) | 2000-12-11 |
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| LAPS | Cancellation because of no payment of annual fees |