JPS63108155U - - Google Patents
Info
- Publication number
- JPS63108155U JPS63108155U JP65387U JP65387U JPS63108155U JP S63108155 U JPS63108155 U JP S63108155U JP 65387 U JP65387 U JP 65387U JP 65387 U JP65387 U JP 65387U JP S63108155 U JPS63108155 U JP S63108155U
- Authority
- JP
- Japan
- Prior art keywords
- filament
- filaments
- grid
- anode
- substrate
- 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.)
- Pending
Links
- 239000000758 substrate Substances 0.000 claims description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 1
- 230000005684 electric field Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000006059 cover glass Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
Landscapes
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
- Electrodes For Cathode-Ray Tubes (AREA)
Description
第１図は本考案の一実施例のカバーガラスを取
り去つた状態の平面図、第２図および第３図はそ
れぞれ従来の蛍光表示パネルの一部破断の斜視図
およびカバーガラスを取り去つた状態の平面図、
第４図および第６図は従来の蛍光表示パネルのＡ
Ｃフイラメント駆動法の基本回路図、第５図およ
び第７図はそれぞれ第４図および第６図に示す回
路による駆動時の蛍光表示パネルのフイラメント
方向に沿つた電位分布を示すグラフ、第８図は第
１図に示す実施例のためのＡＣフイラメント駆動
法の基本回路図、第９図は第８図の回路による駆
動時の第１に示す実施例のフイラメント方向に沿
つた電位分布を示すグラフ、第１０図は従来の蛍
光表示パネルのＤＣフイラメント駆動法の基本回
路図、第１１図は第１０図の回路による駆動時の
蛍光表示パネルのフイラメント方向に沿つた電位
分布を示すグラフ、第１２図は第１図に示す実施
例のためのＤＣフイラメント駆動法の基本回路図
、第１３図は第１２図の回路による駆動時の第１
図に示す実施例のフイラメント方向に沿つた電位
分布を示すグラフである。
１……陽極基板、２……陽極、３……グリツド
、４……フイラメント、５……グリツド枠、６…
…フイラメント支持体、７……端子、８……カバ
ーガラス、９……低融点ガラス、１０……陽極駆
動回路、１１……グリツド駆動回路、１２……フ
イラメント用電源、１３……表示用電源、１４…
…バイアス電源、１５……フイラメントトランス
、１６……ＡＣ電源、１７……陽極グリツドの電
位分布、１８……ＤＣ駆動フイラメントの電位分
布、１９……ＡＣ駆動フイラメントの電位分布、
Ｌ……フイラメント左側の位置、Ｒ……フイラメ
ント右側の位置。
Fig. 1 is a plan view of an embodiment of the present invention with the cover glass removed, and Figs. 2 and 3 are perspective views of a conventional fluorescent display panel partially cut away and the cover glass removed. state plan,
Figures 4 and 6 show A of a conventional fluorescent display panel.
A basic circuit diagram of the C filament driving method, FIGS. 5 and 7 are graphs showing the potential distribution along the filament direction of the fluorescent display panel when driven by the circuits shown in FIGS. 4 and 6, respectively, and FIG. 8 is a basic circuit diagram of the filament driving method. is a basic circuit diagram of the AC filament driving method for the embodiment shown in FIG. 1, and FIG. 9 is a graph showing the potential distribution along the filament direction of the first embodiment when driven by the circuit of FIG. 8. , FIG. 10 is a basic circuit diagram of a conventional DC filament driving method for a fluorescent display panel, FIG. 11 is a graph showing the potential distribution along the filament direction of the fluorescent display panel when driven by the circuit of FIG. 10, and FIG. The figure is a basic circuit diagram of the DC filament driving method for the embodiment shown in Figure 1, and Figure 13 is the basic circuit diagram of the DC filament driving method for the embodiment shown in Figure 1.
3 is a graph showing the potential distribution along the filament direction of the example shown in the figure. DESCRIPTION OF SYMBOLS 1... Anode substrate, 2... Anode, 3... Grid, 4... Filament, 5... Grid frame, 6...
... Filament support, 7 ... Terminal, 8 ... Cover glass, 9 ... Low melting point glass, 10 ... Anode drive circuit, 11 ... Grid drive circuit, 12 ... Power supply for filament, 13 ... Power supply for display , 14...
... Bias power supply, 15 ... Filament transformer, 16 ... AC power supply, 17 ... Potential distribution of anode grid, 18 ... Potential distribution of DC drive filament, 19 ... Potential distribution of AC drive filament,
L...Position on the left side of the filament, R...Position on the right side of the filament.
Claims (1)
られ、このグリツドのさらに上側にほぼ平行に複
数のフイラメントが架設され、このフイラメント
から放射される熱電子を前記グリツドおよび前記
陽極に印加された電圧により生ずる電界により加
速制御して衝突させる前記陽極上に設けられた螢
光体を発光させる蛍光表示パネルにおいて、前記
基板の前記フイラメントの一方の側の部分に固定
された第１のフイラメント支持体と、前記基板の
前記フイラメントの他方の側の部分に固定された
第２および第３のフイラメント支持体とを含み、
複数の前記フイラメントそれぞれの一方の端を前
記第１のフイラメント支持体に接続し、前記フイ
ラメントの他方の端を交互に前記第２または第３
のフイラメント支持体に接続したことを特徴とす
る蛍光表示パネル。 A grid is provided above the anode provided on the substrate, and a plurality of filaments are installed substantially in parallel above the grid, and thermionic electrons emitted from the filaments are transferred by a voltage applied to the grid and the anode. A first filament support fixed to a portion on one side of the filament of the substrate in a fluorescent display panel in which a phosphor provided on the anode is accelerated and collided with a generated electric field to emit light; second and third filament supports fixed to portions of the substrate on the other side of the filament;
One end of each of the plurality of filaments is connected to the first filament support, and the other ends of the filaments are alternately connected to the second or third filament support.
A fluorescent display panel characterized in that the panel is connected to a filament support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP65387U JPS63108155U (en) | 1987-01-06 | 1987-01-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP65387U JPS63108155U (en) | 1987-01-06 | 1987-01-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63108155U true JPS63108155U (en) | 1988-07-12 |
Family
ID=30777818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP65387U Pending JPS63108155U (en) | 1987-01-06 | 1987-01-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63108155U (en) |
-
1987
- 1987-01-06 JP JP65387U patent/JPS63108155U/ja active Pending
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