JPH03122321U - - Google Patents
Info
- Publication number
- JPH03122321U JPH03122321U JP3065190U JP3065190U JPH03122321U JP H03122321 U JPH03122321 U JP H03122321U JP 3065190 U JP3065190 U JP 3065190U JP 3065190 U JP3065190 U JP 3065190U JP H03122321 U JPH03122321 U JP H03122321U
- Authority
- JP
- Japan
- Prior art keywords
- display
- signal
- supplied
- drive pulse
- fluorescent
- 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
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Description
第１図はこの考案に係る蛍光管式表示装置の一
実施例を示す回路構成図、第２図は第１図の動作
を説明するための波形図、第３図は従来の蛍光管
式表示装置の一例を示す回路構成図、第４図は第
３図の動作を説明するための波形図である。
５……蛍光表示管、５ａ……アノード電極、５
ｂ……フイラメント電極、６，７……判別回路。
Fig. 1 is a circuit configuration diagram showing an embodiment of the fluorescent tube type display device according to this invention, Fig. 2 is a waveform diagram for explaining the operation of Fig. 1, and Fig. 3 is a conventional fluorescent tube type display. A circuit configuration diagram showing an example of the device, and FIG. 4 is a waveform diagram for explaining the operation of FIG. 3. 5... Fluorescent display tube, 5a... Anode electrode, 5
b...Filament electrode, 6, 7...Discrimination circuit.
Claims (1)
ド電極５ａおよび上記表示信号に非同期な駆動パ
ルス信号が供給されるフイラメント電極５ｂを有
する蛍光表示管５と、上記表示信号と上記駆動パ
ルス信号との同期・非同期を判別し、この判別出
力に基づいていずれか一方の信号を優先させる判
別回路６，７とを備えた蛍光管式表示装置。 A fluorescent display tube 5 having an anode electrode 5a to which a variable duty display signal is supplied and a filament electrode 5b to which a drive pulse signal asynchronous to the display signal is supplied, and synchronization/asynchronousness between the display signal and the drive pulse signal. A fluorescent tube type display device comprising discrimination circuits 6 and 7 for discriminating signals and prioritizing one of the signals based on the discrimination output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3065190U JPH0755459Y2 (en) | 1990-03-26 | 1990-03-26 | Fluorescent tube display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3065190U JPH0755459Y2 (en) | 1990-03-26 | 1990-03-26 | Fluorescent tube display |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03122321U true JPH03122321U (en) | 1991-12-13 |
| JPH0755459Y2 JPH0755459Y2 (en) | 1995-12-20 |
Family
ID=31533359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3065190U Expired - Lifetime JPH0755459Y2 (en) | 1990-03-26 | 1990-03-26 | Fluorescent tube display |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0755459Y2 (en) |
-
1990
- 1990-03-26 JP JP3065190U patent/JPH0755459Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0755459Y2 (en) | 1995-12-20 |
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