IT1140933B - Complesso circuitale per l'illuminazione impulsata di un anello stroboscopico - Google Patents

Complesso circuitale per l'illuminazione impulsata di un anello stroboscopico

Info

Publication number
IT1140933B
IT1140933B IT21567/80A IT2156780A IT1140933B IT 1140933 B IT1140933 B IT 1140933B IT 21567/80 A IT21567/80 A IT 21567/80A IT 2156780 A IT2156780 A IT 2156780A IT 1140933 B IT1140933 B IT 1140933B
Authority
IT
Italy
Prior art keywords
stroboscopic
ring
circuit complex
pulsed lighting
pulsed
Prior art date
Application number
IT21567/80A
Other languages
English (en)
Other versions
IT8021567A0 (it
Inventor
Alfred Seitz
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of IT8021567A0 publication Critical patent/IT8021567A0/it
Application granted granted Critical
Publication of IT1140933B publication Critical patent/IT1140933B/it

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
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/36—Circuits for reducing or suppressing harmonics, ripples or electromagnetic interferences [EMI]
IT21567/80A 1979-04-25 1980-04-22 Complesso circuitale per l'illuminazione impulsata di un anello stroboscopico IT1140933B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2916623A DE2916623C2 (de) 1979-04-25 1979-04-25 Schaltungsanordnung zum Ansteuern einer impulsförmigen Beleuchtung eines Stroboskopringes

Publications (2)

Publication Number Publication Date
IT8021567A0 IT8021567A0 (it) 1980-04-22
IT1140933B true IT1140933B (it) 1986-10-10

Family

ID=6069159

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21567/80A IT1140933B (it) 1979-04-25 1980-04-22 Complesso circuitale per l'illuminazione impulsata di un anello stroboscopico

Country Status (8)

Country Link
US (1) US4354142A (it)
JP (1) JPS55157167A (it)
AU (1) AU530476B2 (it)
CA (1) CA1141451A (it)
DE (1) DE2916623C2 (it)
FR (1) FR2455419A1 (it)
GB (1) GB2049319B (it)
IT (1) IT1140933B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4701672A (en) * 1985-05-28 1987-10-20 Tomar Electronics, Inc. Strobe flash monitor
CN1929709B (zh) * 2005-09-07 2010-10-13 珠海南科集成电子有限公司 发光二极管照明电路及提高其发光效率的方法
EP3046106B1 (en) * 2014-12-31 2018-05-02 Gibson Brands, Inc. Controlling multiple light sources illuminating marks on a turntable rim for stroboscopic or visual effects.
EP3040992B1 (en) * 2014-12-31 2018-04-04 Gibson Brands, Inc. System and method of indirect lighting for a turntable display

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1799993A (en) * 1929-08-14 1931-04-07 Westinghouse Electric & Mfg Co Neon-lamp stroboscope
US3541457A (en) * 1966-12-14 1970-11-17 Bausch & Lomb Peak occurrence detector circuit
US3737731A (en) * 1971-04-05 1973-06-05 A Zeewy Flashing circuit
DE2157980A1 (de) * 1971-11-23 1973-06-14 Dual Gebrueder Steidinger Anschlusschaltung fuer stroboskopglimmlampe
DE2304620A1 (de) * 1973-01-31 1974-08-15 Licentia Gmbh Schaltung zum betrieb eines lumineszenz-halbleiterbauelementes an einem wechselstromnetz
US3887836A (en) * 1973-09-20 1975-06-03 Gen Electric Optical driver circuit
US3924253A (en) * 1974-01-16 1975-12-02 Redactron Corp Indicating system using pulsed optical techniques
DE2748704C3 (de) * 1977-10-29 1981-03-19 Philips Patentverwaltung Gmbh, 2000 Hamburg Stroboskopvorrichtung an einem Plattenspieler
US4229669A (en) * 1978-04-03 1980-10-21 International Business Machines Corporation Tight tolerance zero crossing detector circuit

Also Published As

Publication number Publication date
DE2916623A1 (de) 1980-10-30
IT8021567A0 (it) 1980-04-22
AU530476B2 (en) 1983-07-14
FR2455419A1 (fr) 1980-11-21
CA1141451A (en) 1983-02-15
FR2455419B1 (it) 1983-10-28
JPS55157167A (en) 1980-12-06
US4354142A (en) 1982-10-12
GB2049319B (en) 1983-04-27
GB2049319A (en) 1980-12-17
DE2916623C2 (de) 1983-03-10

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