RS52884B - Led signalna lampa sa konstantnom strujom - Google Patents
Led signalna lampa sa konstantnom strujomInfo
- Publication number
- RS52884B RS52884B RS20130330A RSP20130330A RS52884B RS 52884 B RS52884 B RS 52884B RS 20130330 A RS20130330 A RS 20130330A RS P20130330 A RSP20130330 A RS P20130330A RS 52884 B RS52884 B RS 52884B
- Authority
- RS
- Serbia
- Prior art keywords
- led
- circuit
- voltage
- constant current
- comparator circuit
- Prior art date
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]
- H05B45/10—Controlling the intensity of the light
-
- 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
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
-
- 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
- H05B45/357—Driver circuits specially adapted for retrofit LED light sources
- H05B45/3574—Emulating the electrical or functional characteristics of incandescent lamps
- H05B45/3577—Emulating the dimming characteristics, brightness or colour temperature of incandescent lamps
-
- 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
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/17—Operational modes, e.g. switching from manual to automatic mode or prohibiting specific operations
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
Električno kolo (1) za LED signalnu lampu,koje obuhvata sredstva za prebacivanje između niskog nivoa sjajnosti, naročito nivoa sjajnosti za noćni režim rada i visokog nivoa sjajnosti, naročito nivoa sjajnosti za dnevni režim rada, LED signalne lampe u zavisnosti od naizmeničnog (AC) napona na naponskom ulazu (2) električnog kola (1),punotalasni ispravljač (3) za ispravljanje naizmeničnog (AC) napona koji se dovodi na naponski ulaz (2) električnog kola (1), tako obezbeđujući ispravljeni naizmenični napon na polovima (4a, 4b), inajmanje jedno kolo (5) LED bloka priključeno na polove (4a, 4b), i što kolo (5) LED bloka sadržiLED sklop (6) koji se sastoji od najmanje jedne svetleće (LED) diode,komparatorsko kolo (9) koje prebacuje naponski signal na izlaz (SO) komparatorskog kola (9) ako ispravljeni naizmenični napon pređe kritični nivo (Vkrit),naznačeno time, što električno kolo (1) sadržipromenljivi izvor (7) konstantne struje, sa prekidačkim ulazom (SIl) koji je priključen na izlaz signala (SO) komparatorskog kola (9), gde je promenljivi izvor (7) konstantne struje redno vezan sa LED sklopom (6),promenljiva otpornost (13), sa prekidačkim ulazom (SI2) koji je priključen na izlaz signala (SO) komparatorskog kola (9), gde su komparatorsko kolo (9), promenljiva otpornost (13) i promenljivi izvor (7) konstantne struje, zajedno sa LED sklopom (6) vezani paralelno na polovima (4a, 4b).Prijava sadrži još 14 patentnih zahteva.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP10187788.4A EP2445318B1 (en) | 2010-10-15 | 2010-10-15 | LED signal lamp with constant current operation |
Publications (1)
Publication Number | Publication Date |
---|---|
RS52884B true RS52884B (sr) | 2014-02-28 |
Family
ID=43243696
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RS20130330A RS52884B (sr) | 2010-10-15 | 2010-10-15 | Led signalna lampa sa konstantnom strujom |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP2445318B1 (sr) |
DK (1) | DK2445318T3 (sr) |
ES (1) | ES2426033T3 (sr) |
RS (1) | RS52884B (sr) |
SI (1) | SI2445318T1 (sr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102013108689B3 (de) * | 2013-08-11 | 2014-11-13 | Pintsch Bamag Antriebs- Und Verkehrstechnik Gmbh | Schaltung zur Regelung der Leistungsaufnahme einer LED-Einheit sowie LED-Leuchte mit einer solchen LED-Einheit |
CN107734784B (zh) * | 2017-09-27 | 2024-04-23 | 泉芯电子技术(深圳)有限公司 | 一种led恒流源系统的控制方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10164561B4 (de) * | 2001-12-14 | 2004-03-04 | Siemens Ag | Schaltungsanordnung zum Betreiben eines LED-Signals |
US7358706B2 (en) * | 2004-03-15 | 2008-04-15 | Philips Solid-State Lighting Solutions, Inc. | Power factor correction control methods and apparatus |
DE602005004167T2 (de) * | 2005-11-18 | 2008-12-24 | Thales Rail Signalling Solutions Gmbh | Elektrische Schaltung für LED Signallampen mit einer Schaltschwelle zum Umschalten zwischen Tages- und Nachtbetrieb |
CN101316467B (zh) * | 2008-02-21 | 2013-09-25 | 上海铁路局科学技术研究所 | 适用于双套led点式光源色灯信号机控制电路 |
-
2010
- 2010-10-15 RS RS20130330A patent/RS52884B/sr unknown
- 2010-10-15 EP EP10187788.4A patent/EP2445318B1/en not_active Not-in-force
- 2010-10-15 SI SI201030308T patent/SI2445318T1/sl unknown
- 2010-10-15 ES ES10187788T patent/ES2426033T3/es active Active
- 2010-10-15 DK DK10187788.4T patent/DK2445318T3/da active
Also Published As
Publication number | Publication date |
---|---|
ES2426033T8 (es) | 2013-11-15 |
DK2445318T3 (da) | 2013-07-29 |
EP2445318A1 (en) | 2012-04-25 |
ES2426033T3 (es) | 2013-10-18 |
EP2445318B1 (en) | 2013-05-29 |
SI2445318T1 (sl) | 2013-10-30 |
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