JPS632996U - - Google Patents
Info
- Publication number
- JPS632996U JPS632996U JP9687186U JP9687186U JPS632996U JP S632996 U JPS632996 U JP S632996U JP 9687186 U JP9687186 U JP 9687186U JP 9687186 U JP9687186 U JP 9687186U JP S632996 U JPS632996 U JP S632996U
- Authority
- JP
- Japan
- Prior art keywords
- cathode
- selection circuit
- anode
- power supply
- display device
- 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
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Description
第１図は本考案の一実施例を示す回路図、第２
図は陰極電圧と陰極温度および熱電子放射の関係
を示す図、第３図は従来の駆動方法のタイミング
を示す図、第４図は従来の回路図である。
１，２，３……熱電子放射陰極、４〜９……ス
イツチ、１０……陽極セグメント群、１１……セ
グメント選択回路、１２……陰極電源、１３……
陽極電源、１４……桁選択回路。
Figure 1 is a circuit diagram showing one embodiment of the present invention, Figure 2 is a circuit diagram showing an embodiment of the present invention.
The figure shows the relationship between cathode voltage, cathode temperature, and thermionic radiation, FIG. 3 is a diagram showing the timing of a conventional driving method, and FIG. 4 is a conventional circuit diagram. 1, 2, 3... thermionic emission cathode, 4-9... switch, 10... anode segment group, 11... segment selection circuit, 12... cathode power supply, 13...
Anode power supply, 14... digit selection circuit.
Claims (1)
路と、陽極電源と、前記陽極セグメント群に対向
して設けられた熱電子放射陰極と、桁選択回路と
、陰極電源とを有する蛍光表示装置において、前
記陰極電源と熱電子放射陰極との間に桁選択回路
によつて制御されるスイツチを設けたことを特徴
とする蛍光表示装置。 In a fluorescent display device comprising a plurality of anode segment groups, a segment selection circuit, an anode power supply, a thermionic emission cathode provided opposite to the anode segment group, a digit selection circuit, and a cathode power supply, the cathode A fluorescent display device characterized in that a switch controlled by a digit selection circuit is provided between a power source and a thermionic emission cathode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9687186U JPS632996U (en) | 1986-06-24 | 1986-06-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9687186U JPS632996U (en) | 1986-06-24 | 1986-06-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS632996U true JPS632996U (en) | 1988-01-09 |
Family
ID=30963142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9687186U Pending JPS632996U (en) | 1986-06-24 | 1986-06-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS632996U (en) |
-
1986
- 1986-06-24 JP JP9687186U patent/JPS632996U/ja active Pending
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