JPS6176486U - - Google Patents
Info
- Publication number
- JPS6176486U JPS6176486U JP1984159158U JP15915884U JPS6176486U JP S6176486 U JPS6176486 U JP S6176486U JP 1984159158 U JP1984159158 U JP 1984159158U JP 15915884 U JP15915884 U JP 15915884U JP S6176486 U JPS6176486 U JP S6176486U
- Authority
- JP
- Japan
- Prior art keywords
- illuminance
- detection means
- light emitting
- display
- control circuit
- 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
- 238000001514 detection method Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 2
- 230000004397 blinking Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
Landscapes
- Road Signs Or Road Markings (AREA)
- Audible And Visible Signals (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Description
第１図は本考案発光表示器の駆動回路の一例を
示すブロツク図、第２図は発光表示器の一例を示
す正面図、第３図は同一部破断側面図、第４図は
他の発光表示器の一例を示す一部断面図である。
１…表示器本体、１ａ…表示面のベース、４…
発光ダイオード、９…周囲の照度センサー、１０
…照度変化検出センサー、１１…照度検出回路、
１２…照度変化検出回路、１３…電源制御回路、
１４…発振回路、１５…点滅制御回路、１６…点
灯時間制御回路、１７…合成点灯回路。
Fig. 1 is a block diagram showing an example of the drive circuit of the light emitting display of the present invention, Fig. 2 is a front view showing an example of the light emitting display, Fig. 3 is a partially cutaway side view of the same, and Fig. 4 is a block diagram showing an example of the light emitting display of the present invention. FIG. 2 is a partial cross-sectional view showing an example of a display device. 1...Display main body, 1a...Base of display surface, 4...
Light emitting diode, 9...Ambient illuminance sensor, 10
...Illuminance change detection sensor, 11...Illuminance detection circuit,
12... illuminance change detection circuit, 13... power supply control circuit,
14...Oscillation circuit, 15...Blinking control circuit, 16...Lighting time control circuit, 17...Synthetic lighting circuit.
Claims (1)
表示器において、周囲の照度検出手段と照度変化
検出手段とを具備し、前記照度検出手段を含む第
１制御回路により設定照度以下であることを検出
した場合であつて、かつ、前記照度変化検出手段
を含む第２制御回路により照度が変化しつつある
ことを検出した場合にのみ所定時間発光ダイオー
ドを点滅駆動すべく構成したことを特徴とする発
光表示器。 A light emitting display in which a plurality of light emitting diodes are arranged on a display surface, comprising a surrounding illuminance detection means and an illuminance change detection means, and a first control circuit including the illuminance detection means detects that the illuminance is below a set illuminance. and the light emitting diode is configured to blink for a predetermined period only when the second control circuit including the illuminance change detection means detects that the illuminance is changing. display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984159158U JPS6176486U (en) | 1984-10-23 | 1984-10-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984159158U JPS6176486U (en) | 1984-10-23 | 1984-10-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6176486U true JPS6176486U (en) | 1986-05-22 |
Family
ID=30717119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984159158U Pending JPS6176486U (en) | 1984-10-23 | 1984-10-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6176486U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53145497A (en) * | 1977-05-24 | 1978-12-18 | Toshiba Electric Equip | Information indicator |
-
1984
- 1984-10-23 JP JP1984159158U patent/JPS6176486U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53145497A (en) * | 1977-05-24 | 1978-12-18 | Toshiba Electric Equip | Information indicator |