Global Patent Index - EP 3427543 A1

EP 3427543 A1 20190116 - METHOD AND APPARATUS FOR LUMINANCE COMPENSATION OF AN LED

Title (en)

METHOD AND APPARATUS FOR LUMINANCE COMPENSATION OF AN LED

Title (de)

VERFAHREN UND VORRICHTUNG ZUR HELLIGKEITSKOMPENSATION EINER LED

Title (fr)

MÉTHODE ET APPAREIL DE COMPENSATION DE LUMINOSITÉ D'UNE DEL

Publication

EP 3427543 A1 20190116 (DE)

Application

EP 17706406 A 20170126

Priority

  • DE 102016104440 A 20160310
  • EP 2017000092 W 20170126

Abstract (en)

[origin: WO2017153026A1] The invention is directed to a method for brightness compensation in at least on light emitting diode. The disclosed method achieves a constant brightness of the LED regardless of temperature variations. The invention is also directed to a correspondingly equipped device and to a storage module for use in the disclosed method.

IPC 8 full level

H05B 33/08 (2006.01); H05B 44/00 (2022.01)

CPC (source: EP KR US)

H05B 45/10 (2020.01 - KR); H05B 45/18 (2020.01 - EP US); H05B 45/24 (2020.01 - EP KR US)

Citation (search report)

See references of WO 2017153026A1

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

WO 2017153026 A1 20170914; CN 108886851 A 20181123; DE 102016104440 A1 20170914; EP 3427543 A1 20190116; EP 3427543 B1 20200715; ES 2816062 T3 20210331; JP 2019510372 A 20190411; JP 6700412 B2 20200527; KR 102132549 B1 20200709; KR 20180114914 A 20181019; MY 181510 A 20201224; MY 192700 A 20220901; US 10701773 B2 20200630; US 2019059137 A1 20190221

DOCDB simple family (application)

EP 2017000092 W 20170126; CN 201780015825 A 20170126; DE 102016104440 A 20160310; EP 17706406 A 20170126; ES 17706406 T 20170126; JP 2018545632 A 20170126; KR 20187026117 A 20170126; MY PI2016703340 A 20160914; MY PI2018703070 A 20170126; US 201716079933 A 20170126