JPS58172986U - omnipolar indicator - Google Patents

omnipolar indicator

Info

Publication number
JPS58172986U
JPS58172986U JP6946582U JP6946582U JPS58172986U JP S58172986 U JPS58172986 U JP S58172986U JP 6946582 U JP6946582 U JP 6946582U JP 6946582 U JP6946582 U JP 6946582U JP S58172986 U JPS58172986 U JP S58172986U
Authority
JP
Japan
Prior art keywords
omnipolar
indicator
display device
common line
light emitting
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
Application number
JP6946582U
Other languages
Japanese (ja)
Inventor
吉本　克彦
山野辺　正治
Original Assignee
株式会社日立製作所
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社日立製作所 filed Critical 株式会社日立製作所
Priority to JP6946582U priority Critical patent/JPS58172986U/en
Publication of JPS58172986U publication Critical patent/JPS58172986U/en
Pending legal-status Critical Current

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  • 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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来の共通線マイナス極性の１実施例の回路図
、第２図は従来の共通線プラス極性の１実施例の回路図
、第３図１土本考案の表示装置の１実施例の回路図であ
る。 Ｒ・・・抵抗器、Ｐｄｌ〜、・・・ダイオード、Ｐｄ・
・・発光ダイオード、ＰＦ、１〜、・・・発光ダイオー
ド、Ｐや・・・両極性共通端子。Figure 1 is a circuit diagram of an embodiment of a conventional common line with negative polarity, Figure 2 is a circuit diagram of an embodiment of a conventional common line with positive polarity, and Figure 3 is an embodiment of a display device devised by Tsuchimoto. FIG. R...Resistor, Pdl~,...Diode, Pd・
...Light emitting diode, PF, 1~...Light emitting diode, P and...Bipolar common terminal.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 発光ダイオードを使用する表示装置において、直流電源
の共通線がプラス、マイナスの、どちらであっても適応
できるように、前記表示装置側で共通線の極性を変えら
れるようにした事を特徴とする全極性表示装置。In a display device using light emitting diodes, the polarity of the common line can be changed on the display device side so that the common line of the DC power source can be applied to either a positive or negative line. Omni-polar display device.
JP6946582U 1982-05-14 1982-05-14 omnipolar indicator Pending JPS58172986U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6946582U JPS58172986U (en) 1982-05-14 1982-05-14 omnipolar indicator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6946582U JPS58172986U (en) 1982-05-14 1982-05-14 omnipolar indicator

Publications (1)

Publication Number Publication Date
JPS58172986U true JPS58172986U (en) 1983-11-18

Family

ID=30079193

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6946582U Pending JPS58172986U (en) 1982-05-14 1982-05-14 omnipolar indicator

Country Status (1)

Country Link
JP (1) JPS58172986U (en)

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