(19)
(11) EP 4 348 210 A1

(12)

(43) Date of publication:
10.04.2024 Bulletin 2024/15

(21) Application number: 21730119.1

(22) Date of filing: 26.05.2021
(51) International Patent Classification (IPC): 
G01M 11/06(2006.01)
F21S 41/153(2018.01)
H05B 45/50(2022.01)
 B60Q 11/00(2006.01)
G02F 1/13(2006.01)
(52) Cooperative Patent Classification (CPC):
G01M 11/065; F21S 41/153; B60Q 11/005; H05B 45/58
(86) International application number:
PCT/EP2021/064008
(87) International publication number:
WO 2022/248030 (01.12.2022 Gazette 2022/48)
(84) Designated Contracting States:
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 States:
BA ME
Designated Validation States:
KH MA MD TN

(71) Applicant: HELLA GmbH & Co. KGaA
59552 Lippstadt (DE)

(72) Inventors:
  • BRÜGGEMANN, Daniel
    59556 Lippstadt (DE)
  • ENCINAS, Alberto
    59557 Lippstadt (DE)
  • HEROLD, Florian
    33659 Bielefeld (DE)
  • MÖLLERS, Ingo
    33397 Rietberg (DE)
  • VOGELER, Henry
    59556 Lippstadt (DE)

   


(54) METHOD FOR DETECTING A DEFECTIVE LIGHTING ELEMENT ON A LIGHT SOURCE OF A VEHICLE'S HEADLIGHT AS COMPENSABLE OR AS NON-COMPENSABLE