JPH0467689U - - Google Patents
Info
- Publication number
- JPH0467689U JPH0467689U JP11097990U JP11097990U JPH0467689U JP H0467689 U JPH0467689 U JP H0467689U JP 11097990 U JP11097990 U JP 11097990U JP 11097990 U JP11097990 U JP 11097990U JP H0467689 U JPH0467689 U JP H0467689U
- Authority
- JP
- Japan
- Prior art keywords
- measuring
- fluorescent display
- circuit
- solar cell
- brightness
- 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
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Landscapes
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Description
第１図は本考案の第１の実施例の蛍光表示装置
のブロツク図、第２図は本考案の第２の実施例の
蛍光表示装置のブロツク図、第３図は従来の蛍光
表示装置のブロツク図である。
１……蛍光表示管、２……フイラメント、３…
…グリツド、４……陽極、５……フイラメント電
源回路、６……グリツド電源回路、７……陽極電
源回路、８……駆動回路、９……制御信号発生回
路、１０……太陽電池層、１１……出力電圧測定
回路、１２ａ，１２ｂ……比較回路。
FIG. 1 is a block diagram of a fluorescent display device according to a first embodiment of the present invention, FIG. 2 is a block diagram of a fluorescent display device according to a second embodiment of the present invention, and FIG. 3 is a block diagram of a conventional fluorescent display device. It is a block diagram. 1... Fluorescent display tube, 2... Filament, 3...
... grid, 4 ... anode, 5 ... filament power supply circuit, 6 ... grid power supply circuit, 7 ... anode power supply circuit, 8 ... drive circuit, 9 ... control signal generation circuit, 10 ... solar cell layer, 11... Output voltage measurement circuit, 12a, 12b... Comparison circuit.
Claims (1)
太陽電池層を有する蛍光表示管と、上記太陽電池
層の出力電圧を測定する測定回路と、測定回路の
出力によつて蛍光体の輝度を調整する信号を発生
する比較回路とを有する蛍光表示装置。 A fluorescent display tube having a solar cell layer for measuring the brightness of the phosphor inside the fluorescent display tube, a measuring circuit for measuring the output voltage of the solar cell layer, and adjusting the brightness of the phosphor by the output of the measuring circuit. and a comparison circuit that generates a signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11097990U JPH0467689U (en) | 1990-10-23 | 1990-10-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11097990U JPH0467689U (en) | 1990-10-23 | 1990-10-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0467689U true JPH0467689U (en) | 1992-06-16 |
Family
ID=31858390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11097990U Pending JPH0467689U (en) | 1990-10-23 | 1990-10-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0467689U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004038209A (en) * | 1997-03-12 | 2004-02-05 | Seiko Epson Corp | Display device and electronic equipment |
| JP2004038210A (en) * | 1997-03-12 | 2004-02-05 | Seiko Epson Corp | Display device and electronic equipment |
| JPWO2002077957A1 (en) * | 2001-03-22 | 2004-07-15 | 三菱電機株式会社 | Self-luminous display |
| JP3887826B2 (en) * | 1997-03-12 | 2007-02-28 | セイコーエプソン株式会社 | Display device and electronic device |
-
1990
- 1990-10-23 JP JP11097990U patent/JPH0467689U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004038209A (en) * | 1997-03-12 | 2004-02-05 | Seiko Epson Corp | Display device and electronic equipment |
| JP2004038210A (en) * | 1997-03-12 | 2004-02-05 | Seiko Epson Corp | Display device and electronic equipment |
| JP3887826B2 (en) * | 1997-03-12 | 2007-02-28 | セイコーエプソン株式会社 | Display device and electronic device |
| JPWO2002077957A1 (en) * | 2001-03-22 | 2004-07-15 | 三菱電機株式会社 | Self-luminous display |