FR3060934B1 - Circuit optoelectronique comprenant des diodes electroluminescentes - Google Patents
Circuit optoelectronique comprenant des diodes electroluminescentes Download PDFInfo
- Publication number
- FR3060934B1 FR3060934B1 FR1662965A FR1662965A FR3060934B1 FR 3060934 B1 FR3060934 B1 FR 3060934B1 FR 1662965 A FR1662965 A FR 1662965A FR 1662965 A FR1662965 A FR 1662965A FR 3060934 B1 FR3060934 B1 FR 3060934B1
- Authority
- FR
- France
- Prior art keywords
- optoelectronic circuit
- circuit including
- including light
- luminescent diodes
- assemblies
- 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.)
- Expired - Fee Related
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]
- H05B45/40—Details of LED load circuits
- H05B45/44—Details of LED load circuits with an active control inside an LED matrix
- H05B45/48—Details of LED load circuits with an active control inside an LED matrix having LEDs organised in strings and incorporating parallel shunting devices
Abstract
L'invention concerne un circuit optoélectronique (50) destiné à recevoir une tension variable (VALIM) contenant une alternance de phases croissantes et décroissantes, le circuit optoélectronique comprenant : des ensembles (Di) de diodes électroluminescentes montés en série ; un dispositif de commutation (24) adapté à commander ou interrompre la circulation d'un courant (ICS) dans chaque ensemble ; et un dispositif de stockage d'énergie (41) monté en parallèle des ensembles et comprenant au moins un condensateur (C) monté en série avec un premier interrupteur (SWC), le dispositif de commutation comprenant un module de commande (26) adapté à commander l'ouverture du premier interrupteur au moins pendant une partie de chaque phase décroissante.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1662965A FR3060934B1 (fr) | 2016-12-21 | 2016-12-21 | Circuit optoelectronique comprenant des diodes electroluminescentes |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1662965A FR3060934B1 (fr) | 2016-12-21 | 2016-12-21 | Circuit optoelectronique comprenant des diodes electroluminescentes |
FR1662965 | 2016-12-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3060934A1 FR3060934A1 (fr) | 2018-06-22 |
FR3060934B1 true FR3060934B1 (fr) | 2020-11-27 |
Family
ID=58162871
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1662965A Expired - Fee Related FR3060934B1 (fr) | 2016-12-21 | 2016-12-21 | Circuit optoelectronique comprenant des diodes electroluminescentes |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR3060934B1 (fr) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101964442B1 (ko) * | 2011-01-28 | 2019-04-01 | 서울반도체 주식회사 | Led 구동회로 패키지 |
KR101686501B1 (ko) * | 2013-05-23 | 2016-12-14 | (주)제이앤씨테크 | 발광다이오드 구동장치 |
US9374863B2 (en) * | 2014-09-15 | 2016-06-21 | Analog Integrations Corporation | AC LED lamps and control methods thereof |
-
2016
- 2016-12-21 FR FR1662965A patent/FR3060934B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR3060934A1 (fr) | 2018-06-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 2 |
|
PLSC | Publication of the preliminary search report |
Effective date: 20180622 |
|
PLFP | Fee payment |
Year of fee payment: 4 |
|
PLFP | Fee payment |
Year of fee payment: 5 |
|
ST | Notification of lapse |
Effective date: 20220808 |