FR2455419B1 - - Google Patents
Info
- Publication number
- FR2455419B1 FR2455419B1 FR8009414A FR8009414A FR2455419B1 FR 2455419 B1 FR2455419 B1 FR 2455419B1 FR 8009414 A FR8009414 A FR 8009414A FR 8009414 A FR8009414 A FR 8009414A FR 2455419 B1 FR2455419 B1 FR 2455419B1
- Authority
- FR
- France
- 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
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]
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Led Devices (AREA)
- Manipulation Of Pulses (AREA)
- Rotational Drive Of Disk (AREA)
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
- Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
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 |
---|---|
FR2455419A1 FR2455419A1 (fr) | 1980-11-21 |
FR2455419B1 true FR2455419B1 (fr) | 1983-10-28 |
Family
ID=6069159
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8009414A Granted FR2455419A1 (fr) | 1979-04-25 | 1980-04-25 | Circuit pour la commande de l'eclairage par impulsions d'un anneau stroboscopique |
Country Status (8)
Country | Link |
---|---|
US (1) | US4354142A (fr) |
JP (1) | JPS55157167A (fr) |
AU (1) | AU530476B2 (fr) |
CA (1) | CA1141451A (fr) |
DE (1) | DE2916623C2 (fr) |
FR (1) | FR2455419A1 (fr) |
GB (1) | GB2049319B (fr) |
IT (1) | IT1140933B (fr) |
Families Citing this family (4)
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 |
ES2688802T3 (es) * | 2014-12-31 | 2018-11-07 | Gibson Brands, Inc. | Control de marcas luminosas de fuentes de luz múltiples sobre un borde de una plataforma giratoria para efectos visuales o estroboscópicos |
ES2675546T3 (es) * | 2014-12-31 | 2018-07-11 | Gibson Brands, Inc. | Sistema y procedimiento de iluminación indirecta para una representación de plato |
Family Cites Families (9)
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 |
-
1979
- 1979-04-25 DE DE2916623A patent/DE2916623C2/de not_active Expired
-
1980
- 1980-04-22 GB GB8013227A patent/GB2049319B/en not_active Expired
- 1980-04-22 IT IT21567/80A patent/IT1140933B/it active
- 1980-04-23 AU AU57705/80A patent/AU530476B2/en not_active Ceased
- 1980-04-24 CA CA000350549A patent/CA1141451A/fr not_active Expired
- 1980-04-24 JP JP5368680A patent/JPS55157167A/ja active Pending
- 1980-04-25 FR FR8009414A patent/FR2455419A1/fr active Granted
- 1980-07-21 US US06/170,353 patent/US4354142A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4354142A (en) | 1982-10-12 |
IT1140933B (it) | 1986-10-10 |
GB2049319B (en) | 1983-04-27 |
GB2049319A (en) | 1980-12-17 |
AU530476B2 (en) | 1983-07-14 |
CA1141451A (fr) | 1983-02-15 |
DE2916623A1 (de) | 1980-10-30 |
IT8021567A0 (it) | 1980-04-22 |
FR2455419A1 (fr) | 1980-11-21 |
DE2916623C2 (de) | 1983-03-10 |
JPS55157167A (en) | 1980-12-06 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |