JPS5121781B2 - - Google Patents

Info

Publication number
JPS5121781B2
JPS5121781B2 JP48048474A JP4847473A JPS5121781B2 JP S5121781 B2 JPS5121781 B2 JP S5121781B2 JP 48048474 A JP48048474 A JP 48048474A JP 4847473 A JP4847473 A JP 4847473A JP S5121781 B2 JPS5121781 B2 JP S5121781B2
Authority
JP
Japan
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.)
Expired
Application number
JP48048474A
Other languages
Japanese (ja)
Other versions
JPS501702A (en
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 filed Critical
Priority to JP48048474A priority Critical patent/JPS5121781B2/ja
Priority to US464218A priority patent/US3903454A/en
Publication of JPS501702A publication Critical patent/JPS501702A/ja
Publication of JPS5121781B2 publication Critical patent/JPS5121781B2/ja
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
    • H05B39/04—Controlling
    • H05B39/041—Controlling the light-intensity of the source
    • H05B39/044—Controlling the light-intensity of the source continuously
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current
    • G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
    • G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices
    • G05F1/562—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices with a threshold detection shunting the control path of the final control device
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
    • G05F3/02—Regulating voltage or current
    • G05F3/08—Regulating voltage or current wherein the variable is dc
    • G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
    • G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
    • G05F3/18—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using Zener diodes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Nonlinear Science (AREA)
  • Optical Head (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
JP48048474A 1973-05-02 1973-05-02 Expired JPS5121781B2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP48048474A JPS5121781B2 (en) 1973-05-02 1973-05-02
US464218A US3903454A (en) 1973-05-02 1974-04-25 Electric circuit for energizing and deenergizing an exciter lamp of a talkie projector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP48048474A JPS5121781B2 (en) 1973-05-02 1973-05-02

Publications (2)

Publication Number Publication Date
JPS501702A JPS501702A (en) 1975-01-09
JPS5121781B2 true JPS5121781B2 (en) 1976-07-05

Family

ID=12804366

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48048474A Expired JPS5121781B2 (en) 1973-05-02 1973-05-02

Country Status (2)

Country Link
US (1) US3903454A (en)
JP (1) JPS5121781B2 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4117353A (en) * 1976-12-23 1978-09-26 General Electric Company Controlled current sink
US4160934A (en) * 1977-08-11 1979-07-10 Bell Telephone Laboratories, Incorporated Current control circuit for light emitting diode
DE2838171C2 (en) * 1978-09-01 1986-04-17 Telefunken electronic GmbH, 7100 Heilbronn Constant current switch
US4282478A (en) * 1978-10-03 1981-08-04 Rca Corporation Reference current supply circuits
US4417183A (en) * 1982-07-01 1983-11-22 Honeywell Inc. Incandescent lamp driver circuit
JPS59144799U (en) * 1983-03-18 1984-09-27 テクトロニクス・インコ−ポレイテツド lamp control device
JPH01172034A (en) * 1987-12-28 1989-07-06 Aisin Aw Co Ltd Lamp output protection network in electronic controller
NZ260221A (en) * 1993-05-19 1996-09-25 Alcatel Australia Series regulator for bleed current
AU675121B2 (en) * 1993-05-19 1997-01-23 Alcatel Australia Limited Current control circuit
US5606226A (en) * 1995-10-02 1997-02-25 Ford Motor Company Filament power supply for static vacuum fluorescent display
US9004756B2 (en) * 2012-04-10 2015-04-14 Freescale Semiconductor, Inc. Temperature sensor
CN206850681U (en) * 2017-04-27 2018-01-05 赤多尼科两合股份有限公司 Ripple suppression circuit and the electric pressure converter including the ripple suppression circuit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1110286B (en) * 1959-09-25 1961-07-06 Siemens Ag Electronic, two-pole arrangement for keeping a direct current constant
US3246233A (en) * 1962-05-11 1966-04-12 Gen Precision Inc Current regulator
US3247451A (en) * 1962-06-21 1966-04-19 Basic Products Corp Constant current regulator
US3434038A (en) * 1966-05-27 1969-03-18 Carl W Vette Dc current regulator
US3588672A (en) * 1968-02-08 1971-06-28 Tektronix Inc Current regulator controlled by voltage across semiconductor junction device

Also Published As

Publication number Publication date
JPS501702A (en) 1975-01-09
US3903454A (en) 1975-09-02

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