JPS603885U - light emitting diode display device - Google Patents
light emitting diode display deviceInfo
- Publication number
- JPS603885U JPS603885U JP9550583U JP9550583U JPS603885U JP S603885 U JPS603885 U JP S603885U JP 9550583 U JP9550583 U JP 9550583U JP 9550583 U JP9550583 U JP 9550583U JP S603885 U JPS603885 U JP S603885U
- Authority
- JP
- Japan
- Prior art keywords
- emitting diode
- light emitting
- light
- diode chips
- display device
- 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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面は本考案の一実施例における発光ダイオード表示装
置の構成図である。
C1・・・・・・発光ダイオード駆動回路、C2,C3
・・・・・・定電流回路、D1〜D5・・・・・・発光
ダイオード、Q1〜Q5・・・・・・トランジスタ、R
1−R5・・・・・・抵抗。The drawing is a block diagram of a light emitting diode display device according to an embodiment of the present invention. C1... Light emitting diode drive circuit, C2, C3
... Constant current circuit, D1-D5 ... Light-emitting diode, Q1-Q5 ... Transistor, R
1-R5...Resistance.
Claims (1)
つそれぞれの発光ダイオードチップの陽極、陰極端子を
有する4本端子の複数個の発光ダイオードと、この複数
個の発光ダイオードをスイッチングする複数個のトラン
ジスタと、入力信号に応じて順次接地される複数の出力
端子を有し、かつそれらの出力端子が同時に1個以下し
か接地されない発光ダイオード駆動回路とを備え、入力
信号が入力基準最小レベルより小さい場合は、前記複数
個の発光ダイオードの一方の色の発光ダイオードチップ
が全て発光し、入力信号が大きくなるに従い、最初発光
していた発光ダイオードチップが消え、同一発光ダイオ
ード内の他方の色の発光ダイオードチップが発光してゆ
くように構成してなる発光ダイオード表示装置。A plurality of four-terminal light emitting diodes each having two light emitting diode chips with different colors and having an anode and a cathode terminal of each light emitting diode chip, and a plurality of light emitting diodes for switching the plurality of light emitting diodes. a light-emitting diode drive circuit, which has a plurality of output terminals that are sequentially grounded according to the input signal, and in which no more than one of these output terminals is grounded at the same time, and the input signal is at the minimum input reference level. If it is smaller, all of the light emitting diode chips of one color among the plurality of light emitting diodes will emit light, and as the input signal increases, the light emitting diode chips that were emitting light at first will disappear, and the light emitting diode chips of the other color within the same light emitting diode will emit light. A light-emitting diode display device configured to emit light from light-emitting diode chips.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9550583U JPS603885U (en) | 1983-06-20 | 1983-06-20 | light emitting diode display device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9550583U JPS603885U (en) | 1983-06-20 | 1983-06-20 | light emitting diode display device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS603885U true JPS603885U (en) | 1985-01-12 |
Family
ID=30228044
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9550583U Pending JPS603885U (en) | 1983-06-20 | 1983-06-20 | light emitting diode display device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS603885U (en) |
-
1983
- 1983-06-20 JP JP9550583U patent/JPS603885U/en active Pending
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