JPS5361297A - Light emitting diode driving circuit - Google Patents

Light emitting diode driving circuit

Info

Publication number
JPS5361297A
JPS5361297A JP13629476A JP13629476A JPS5361297A JP S5361297 A JPS5361297 A JP S5361297A JP 13629476 A JP13629476 A JP 13629476A JP 13629476 A JP13629476 A JP 13629476A JP S5361297 A JPS5361297 A JP S5361297A
Authority
JP
Japan
Prior art keywords
light emitting
emitting diode
driving circuit
diode driving
diode
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.)
Granted
Application number
JP13629476A
Other languages
Japanese (ja)
Other versions
JPS5841519B2 (en
Inventor
Isao Fukushima
Hiroyuki Kimura
Shinichi Ohashi
Yoshinori Masuda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP13629476A priority Critical patent/JPS5841519B2/en
Priority to US05/847,802 priority patent/US4190836A/en
Priority to DE2750808A priority patent/DE2750808C2/en
Publication of JPS5361297A publication Critical patent/JPS5361297A/en
Publication of JPS5841519B2 publication Critical patent/JPS5841519B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Control Of El Displays (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)

Abstract

PURPOSE:To reduce the higher haronic components contained in current waveform by providing a parallel circuit of an inductance and diode between a light emitting diode and a power source.
JP13629476A 1976-11-15 1976-11-15 Light emitting diode drive circuit Expired JPS5841519B2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP13629476A JPS5841519B2 (en) 1976-11-15 1976-11-15 Light emitting diode drive circuit
US05/847,802 US4190836A (en) 1976-11-15 1977-11-02 Dynamic drive circuit for light-emitting diodes
DE2750808A DE2750808C2 (en) 1976-11-15 1977-11-14 Dynamic control circuit for light emitting diodes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13629476A JPS5841519B2 (en) 1976-11-15 1976-11-15 Light emitting diode drive circuit

Publications (2)

Publication Number Publication Date
JPS5361297A true JPS5361297A (en) 1978-06-01
JPS5841519B2 JPS5841519B2 (en) 1983-09-12

Family

ID=15171802

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13629476A Expired JPS5841519B2 (en) 1976-11-15 1976-11-15 Light emitting diode drive circuit

Country Status (1)

Country Link
JP (1) JPS5841519B2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54152772A (en) * 1978-05-22 1979-12-01 Sharp Corp Monitor device of programmable sequence controller
JPS54152771A (en) * 1978-05-22 1979-12-01 Sharp Corp Monitor device of programmable sequence controller
JPS54152773A (en) * 1978-05-22 1979-12-01 Sharp Corp Monitor device of programmable sequence controller
JPS54152770A (en) * 1978-05-22 1979-12-01 Sharp Corp Monitor device of programmable sequence controller

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54152772A (en) * 1978-05-22 1979-12-01 Sharp Corp Monitor device of programmable sequence controller
JPS54152771A (en) * 1978-05-22 1979-12-01 Sharp Corp Monitor device of programmable sequence controller
JPS54152773A (en) * 1978-05-22 1979-12-01 Sharp Corp Monitor device of programmable sequence controller
JPS54152770A (en) * 1978-05-22 1979-12-01 Sharp Corp Monitor device of programmable sequence controller
JPS6160449B2 (en) * 1978-05-22 1986-12-20 Shaapu Kk
JPS6160450B2 (en) * 1978-05-22 1986-12-20 Shaapu Kk
JPS6160452B2 (en) * 1978-05-22 1986-12-20 Shaapu Kk
JPS6160451B2 (en) * 1978-05-22 1986-12-20 Shaapu Kk

Also Published As

Publication number Publication date
JPS5841519B2 (en) 1983-09-12

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