FR3039942B1 - Circuit optoelectronique a diodes electroluminescentes - Google Patents

Circuit optoelectronique a diodes electroluminescentes Download PDF

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Publication number
FR3039942B1
FR3039942B1 FR1557478A FR1557478A FR3039942B1 FR 3039942 B1 FR3039942 B1 FR 3039942B1 FR 1557478 A FR1557478 A FR 1557478A FR 1557478 A FR1557478 A FR 1557478A FR 3039942 B1 FR3039942 B1 FR 3039942B1
Authority
FR
France
Prior art keywords
optoelectronic circuit
electroluminescent diodes
electroluminescent
diodes
optoelectronic
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
Application number
FR1557478A
Other languages
English (en)
Other versions
FR3039942A1 (fr
Inventor
Frederic Mercier
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Aledia
Original Assignee
Aledia
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 Aledia filed Critical Aledia
Priority to FR1557478A priority Critical patent/FR3039942B1/fr
Priority to US15/750,171 priority patent/US10299325B2/en
Priority to PCT/FR2016/051842 priority patent/WO2017021609A1/fr
Priority to EP16750975.1A priority patent/EP3332607A1/fr
Publication of FR3039942A1 publication Critical patent/FR3039942A1/fr
Application granted granted Critical
Publication of FR3039942B1 publication Critical patent/FR3039942B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • H05B45/37—Converter circuits
    • 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
    • Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
FR1557478A 2015-08-03 2015-08-03 Circuit optoelectronique a diodes electroluminescentes Expired - Fee Related FR3039942B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR1557478A FR3039942B1 (fr) 2015-08-03 2015-08-03 Circuit optoelectronique a diodes electroluminescentes
US15/750,171 US10299325B2 (en) 2015-08-03 2016-07-19 Optoelectronic circuit with light-emitting diodes
PCT/FR2016/051842 WO2017021609A1 (fr) 2015-08-03 2016-07-19 Circuit optoelectronique a diodes electroluminescentes
EP16750975.1A EP3332607A1 (fr) 2015-08-03 2016-07-19 Circuit optoelectronique à diodes electroluminescentes

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1557478A FR3039942B1 (fr) 2015-08-03 2015-08-03 Circuit optoelectronique a diodes electroluminescentes
FR1557478 2015-08-03

Publications (2)

Publication Number Publication Date
FR3039942A1 FR3039942A1 (fr) 2017-02-10
FR3039942B1 true FR3039942B1 (fr) 2018-08-31

Family

ID=54608725

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1557478A Expired - Fee Related FR3039942B1 (fr) 2015-08-03 2015-08-03 Circuit optoelectronique a diodes electroluminescentes

Country Status (4)

Country Link
US (1) US10299325B2 (fr)
EP (1) EP3332607A1 (fr)
FR (1) FR3039942B1 (fr)
WO (1) WO2017021609A1 (fr)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101924536B (zh) 2009-06-12 2012-05-02 昂宝电子（上海）有限公司 用于ccfl驱动系统的突发模式调光控制的低频振荡器
US8476836B2 (en) * 2010-05-07 2013-07-02 Cree, Inc. AC driven solid state lighting apparatus with LED string including switched segments
SG187810A1 (en) * 2010-08-12 2013-03-28 Huizhou Light Engine Ltd Led switching circuit for varying input voltage source
WO2012156878A1 (fr) * 2011-05-19 2012-11-22 Koninklijke Philips Electronics N.V. Dispositif de production de lumière
EP2798918A4 (fr) * 2011-12-29 2016-01-27 Seoul Semiconductor Co Ltd Appareil de luminescence à diodes électroluminescentes
EP2683220A1 (fr) * 2012-07-04 2014-01-08 Zentrum Mikroelektronik Dresden AG Dispositif et procédé destinés à la commande de diodes lumineuses dépendant de l'amplitude de la tension alimentaire, en utilisant commutateurs de dérivation
KR101267278B1 (ko) * 2012-11-22 2013-05-27 이동원 변조지수가 개선된 엘이디 조명장치
US10073839B2 (en) * 2013-06-28 2018-09-11 International Business Machines Corporation Electronically based thesaurus querying documents while leveraging context sensitivity
PL222678B1 (pl) * 2013-08-23 2016-08-31 Włodarczyk Władysław Igloo Trójfazowy zasilacz i układ diod LED z trójfazowym zasilaczem
EP2894944A1 (fr) * 2014-01-14 2015-07-15 Dialog Semiconductor GmbH Procédé permettant d'améliorer la précision d'un convertisseur numérique-analogique (IDAC) exponentiel utilisant un MSB à pondération binaire

Also Published As

Publication number Publication date
FR3039942A1 (fr) 2017-02-10
US20180242416A1 (en) 2018-08-23
EP3332607A1 (fr) 2018-06-13
US10299325B2 (en) 2019-05-21
WO2017021609A1 (fr) 2017-02-09

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