JPH0341390U - - Google Patents
Info
- Publication number
- JPH0341390U JPH0341390U JP10055389U JP10055389U JPH0341390U JP H0341390 U JPH0341390 U JP H0341390U JP 10055389 U JP10055389 U JP 10055389U JP 10055389 U JP10055389 U JP 10055389U JP H0341390 U JPH0341390 U JP H0341390U
- Authority
- JP
- Japan
- Prior art keywords
- led
- bridge circuit
- series
- bridge
- power supply
- 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 2
Landscapes
- Audible And Visible Signals (AREA)
Description
第１図は本考案によるＬＥＤ表示装置の一実施
例を示す回路図、第２図は第１図の実施例による
ＬＥＤの駆動電圧を示すグラフである。第３図は
従来のＬＥＤ表示装置の一例を示す回路図、第４
図は第３図の従来例によるＬＥＤの駆動電圧を示
すグラフである。
１０……ＬＥＤ表示装置、１１……ＬＥＤブリ
ツジ回路、１１ａ，１１ｂ，１１ｃ，１１ｄ……
ＬＥＤ部、１２……交流電源、１３……電流制限
抵抗、１４……ＬＥＤ。
FIG. 1 is a circuit diagram showing an embodiment of the LED display device according to the present invention, and FIG. 2 is a graph showing the driving voltage of the LED according to the embodiment of FIG. Figure 3 is a circuit diagram showing an example of a conventional LED display device;
The figure is a graph showing the driving voltage of the LED according to the conventional example of FIG. 10...LED display device, 11...LED bridge circuit, 11a, 11b, 11c, 11d...
LED section, 12... AC power supply, 13... Current limiting resistor, 14... LED.
Claims (1)
部から成り、且つ各組のＬＥＤ部がそれぞれ直列
に接続された少なくとも一つのＬＥＤを有するＬ
ＥＤブリツジ回路と、該ＬＥＤブリツジ回路の入
力側に接続された交流電源と、該ＬＥＤブリツジ
回路の出力側に接続された一つの電流制限抵抗と
から構成されていることを特徴とする、ＬＥＤ表
示装置。 4 sets of LEDs bridge-connected in series with each other
and each set of LED parts includes at least one LED connected in series.
An LED display comprising an ED bridge circuit, an AC power supply connected to the input side of the LED bridge circuit, and one current limiting resistor connected to the output side of the LED bridge circuit. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10055389U JPH0341390U (en) | 1989-08-30 | 1989-08-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10055389U JPH0341390U (en) | 1989-08-30 | 1989-08-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0341390U true JPH0341390U (en) | 1991-04-19 |
Family
ID=31649554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10055389U Pending JPH0341390U (en) | 1989-08-30 | 1989-08-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0341390U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009519605A (en) * | 2005-12-16 | 2009-05-14 | ソウル オプト デバイス カンパニー リミテッド | Light emitting device in which a plurality of light emitting cells are arranged |
| JP2009290239A (en) * | 2005-05-13 | 2009-12-10 | Ind Technol Res Inst | Alternating current light emitting device |
| US7960919B2 (en) | 2004-12-22 | 2011-06-14 | Sony Corporation | Illumination apparatus and image display apparatus |
| KR101055782B1 (en) * | 2010-04-08 | 2011-08-09 | 서울옵토디바이스주식회사 | Light emitting device with light emitting cells arrayed |
| JP2011187661A (en) * | 2010-03-08 | 2011-09-22 | Hiroshi Ninomiya | Bare chip mounting surface emitter and method of manufacturing the same |
| JP2012023076A (en) * | 2010-07-12 | 2012-02-02 | Okaya Electric Ind Co Ltd | Light-emitting diode driving circuit |
| WO2012093671A1 (en) * | 2011-01-07 | 2012-07-12 | 株式会社カネカ | Organic el device and method for manufacturing organic el device |
-
1989
- 1989-08-30 JP JP10055389U patent/JPH0341390U/ja active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7960919B2 (en) | 2004-12-22 | 2011-06-14 | Sony Corporation | Illumination apparatus and image display apparatus |
| JP2009290239A (en) * | 2005-05-13 | 2009-12-10 | Ind Technol Res Inst | Alternating current light emitting device |
| JP2009519605A (en) * | 2005-12-16 | 2009-05-14 | ソウル オプト デバイス カンパニー リミテッド | Light emitting device in which a plurality of light emitting cells are arranged |
| JP2010093279A (en) * | 2005-12-16 | 2010-04-22 | Seoul Opto Devices Co Ltd | Light emitting device having a plurality of light emitting cells |
| KR100968843B1 (en) * | 2005-12-16 | 2010-07-09 | 서울옵토디바이스주식회사 | Light emitting device in which a plurality of light emitting cells are arranged |
| JP2011040791A (en) * | 2005-12-16 | 2011-02-24 | Seoul Opto Devices Co Ltd | Light emitting element with plurality of light emitting cells arrayed therein |
| JP2011187661A (en) * | 2010-03-08 | 2011-09-22 | Hiroshi Ninomiya | Bare chip mounting surface emitter and method of manufacturing the same |
| KR101055782B1 (en) * | 2010-04-08 | 2011-08-09 | 서울옵토디바이스주식회사 | Light emitting device with light emitting cells arrayed |
| JP2012023076A (en) * | 2010-07-12 | 2012-02-02 | Okaya Electric Ind Co Ltd | Light-emitting diode driving circuit |
| WO2012093671A1 (en) * | 2011-01-07 | 2012-07-12 | 株式会社カネカ | Organic el device and method for manufacturing organic el device |
| US8921846B2 (en) | 2011-01-07 | 2014-12-30 | Kaneka Corporation | Organic EL device and method for producing organic EL device |