JPS58191657U - Multicolor light emitting element drive circuit - Google Patents
Multicolor light emitting element drive circuitInfo
- Publication number
- JPS58191657U JPS58191657U JP8964982U JP8964982U JPS58191657U JP S58191657 U JPS58191657 U JP S58191657U JP 8964982 U JP8964982 U JP 8964982U JP 8964982 U JP8964982 U JP 8964982U JP S58191657 U JPS58191657 U JP S58191657U
- Authority
- JP
- Japan
- Prior art keywords
- light emitting
- emitting element
- multicolor light
- drive circuit
- element drive
- 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
Landscapes
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は典型的な多色発光素子を示す断面図、第2図は
従来の多色発光素子駆動回路を示す回路図、第3図は本
考案の一実施例を示す回路図、第4図は第3図の接続状
態を示す図、第5図は本考案の他の実施例を示す回路図
である。
21.22.23・・・発光ダイオードチップ、24・
・・ラインデコーダ。FIG. 1 is a sectional view showing a typical multicolor light emitting device, FIG. 2 is a circuit diagram showing a conventional multicolor light emitting device driving circuit, FIG. 3 is a circuit diagram showing an embodiment of the present invention, and FIG. This figure is a diagram showing the connection state of FIG. 3, and FIG. 5 is a circuit diagram showing another embodiment of the present invention. 21.22.23...Light emitting diode chip, 24.
...Line decoder.
Claims (1)
色発光素子、複数の入力線と複数の出力線とを有するラ
インデコーダからなり、上記発光ダイオードチップの各
々は上記出力線の少なくとも1以上に抵抗を介して接続
されていると共に上記各出力線の導通状態において上記
多色発光素子の発光色が異なるように上記各抵抗の抵抗
値が設定されていることを特徴とする多色発光素子駆動
回路。It consists of a multicolor light emitting element that sees a plurality of light emitting diode chips of different light emitting colors, a line decoder having a plurality of input lines and a plurality of output lines, and each of the light emitting diode chips has a resistor connected to at least one of the output lines. A multicolor light emitting element drive circuit, wherein the resistance value of each of the resistors is set so that the multicolor light emitting element emits light in different colors when each of the output lines is in a conductive state. .
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8964982U JPS58191657U (en) | 1982-06-15 | 1982-06-15 | Multicolor light emitting element drive circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8964982U JPS58191657U (en) | 1982-06-15 | 1982-06-15 | Multicolor light emitting element drive circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS58191657U true JPS58191657U (en) | 1983-12-20 |
Family
ID=30098248
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8964982U Pending JPS58191657U (en) | 1982-06-15 | 1982-06-15 | Multicolor light emitting element drive circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58191657U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60175495U (en) * | 1984-04-28 | 1985-11-20 | 富士通テン株式会社 | lighting system |
JPS63197115A (en) * | 1987-02-12 | 1988-08-16 | Nec Corp | Optical transmitter |
JPH02238679A (en) * | 1989-03-10 | 1990-09-20 | Sanyo Electric Co Ltd | Full color light emitting device |
-
1982
- 1982-06-15 JP JP8964982U patent/JPS58191657U/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60175495U (en) * | 1984-04-28 | 1985-11-20 | 富士通テン株式会社 | lighting system |
JPS63197115A (en) * | 1987-02-12 | 1988-08-16 | Nec Corp | Optical transmitter |
JPH02238679A (en) * | 1989-03-10 | 1990-09-20 | Sanyo Electric Co Ltd | Full color light emitting device |
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