EP 3132304 A1 20170222 - BACKLIGHTING DEVICE, ESPECIALLY FOR HEAD-UP DISPLAY, AND HEAD-UP DISPLAY FOR MOTOR VEHICLE
Title (en)
BACKLIGHTING DEVICE, ESPECIALLY FOR HEAD-UP DISPLAY, AND HEAD-UP DISPLAY FOR MOTOR VEHICLE
Title (de)
RÜCKBELEUCHTUNGSVORRICHTUNG, INSBESONDERE FÜR EINE HEADUP-ANZEIGE UND HEADUP-ANZEIGE FÜR KRAFTFAHRZEUGE
Title (fr)
DISPOSITIF DE RÉTROÉCLAIRAGE NOTAMMENT POUR AFFICHEUR TÊTE HAUTE ET AFFICHEUR TÊTE HAUTE POUR VÉHICULE AUTOMOBILE
Publication
Application
Priority
- FR 1400930 A 20140417
- FR 2015051033 W 20150416
Abstract (en)
[origin: WO2015159031A1] The invention relates to a backlighting device (14), especially for a head-up display, comprising: at least one light-emitting diode (16) emitting light beams; an optical element (20) for shaping the light beams; and a light diffuser (22) receiving the shaped light beams. The device also comprises a heat sink (18) to which said at least one light-emitting diode (16) is attached by means of glue (19), and a supply circuit (21) for said at least one light-emitting diode (16), which is also arranged on the heat sink (18).
IPC 8 full level
G02B 27/01 (2006.01); G02F 1/1335 (2006.01); H01L 23/367 (2006.01); H01L 23/373 (2006.01)
CPC (source: EP)
G02B 27/01 (2013.01); G02F 1/133603 (2013.01); G02F 1/133628 (2021.01); H01L 2924/0002 (2013.01)
Citation (search report)
See references of WO 2015159031A1
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 2015159031 A1 20151022; EP 3132304 A1 20170222; FR 3020178 A1 20151023; FR 3020178 B1 20171006
DOCDB simple family (application)
FR 2015051033 W 20150416; EP 15725749 A 20150416; FR 1400930 A 20140417