EP 2088833 B1 20110629 - Method for operating a motor vehicle Led-lighting device
Title (en)
Method for operating a motor vehicle Led-lighting device
Title (de)
Verfahren zum Betrieb einer Led-Kraftfahrzeugbeleuchtungseinrichtung
Title (fr)
Procédé destiné au fonctionnement d'un dispositif d'éclairage à Leds de véhicule automobile
Publication
Application
Priority
DE 102008008181 A 20080208
Abstract (en)
[origin: EP2088833A1] The method involves varying the modulation frequency continuously. The modulation frequency is increased or degraded in a frequency-sweep coming out from a starting frequency linear to a target frequency and is returned to the starting frequency by attaining the target frequency.
IPC 8 full level
H05B 44/00 (2022.01)
CPC (source: EP US)
H05B 45/325 (2020.01 - EP); H05B 45/37 (2020.01 - EP US)
Designated contracting state (EPC)
DE FR GB IT
DOCDB simple family (publication)
EP 2088833 A1 20090812; EP 2088833 B1 20110629; DE 102008008181 A1 20090813
DOCDB simple family (application)
EP 09000921 A 20090123; DE 102008008181 A 20080208