EP 1768468 A3 20091230 - High intensity discharge lamp lighting device and illumination apparatus
Title (en)
High intensity discharge lamp lighting device and illumination apparatus
Title (de)
Beleuchtungsanordnung mit Entladungslampe hoher Intensität, und Beleuchtungsgerät
Title (fr)
Dispositif d' éclairage à lampe à forte décharge, et appareil d' éclairage
Publication
Application
Priority
- JP 2005276617 A 20050922
- JP 2006220526 A 20060811
Abstract (en)
[origin: EP1768468A2] A lighting device which lights a high intensity discharge lamp (7) adds together a high-frequency component from high-frequency generating means (3) and a low-frequency component from low-frequency generating means (4) in adding means (6) and supplies a superimposed wave current containing the high-frequency component and low-frequency component to the high intensity discharge lamp (7) to light the same.
IPC 8 full level
H05B 41/288 (2006.01)
CPC (source: EP)
H05B 41/2883 (2013.01); H05B 41/2928 (2013.01)
Citation (search report)
- [XI] EP 0944294 A2 19990922 - MATSUSHITA ELECTRIC IND CO LTD [JP]
- [X] US 6214683 B1 20010410 - XIANG QI [US], et al
- [A] WO 2005027592 A1 20050324 - PHILIPS INTELLECTUAL PROPERTY [DE], et al
- [A] EP 0906003 A2 19990331 - MATSUSHITA ELECTRIC IND CO LTD [JP]
- [A] EP 0825808 A2 19980225 - MATSUSHITA ELECTRIC IND CO LTD [JP]
- [A] US 6225754 B1 20010501 - HORIUCHI MAKOTO [JP], et al
- [A] US 2003117086 A1 20030626 - KRAMER JERRY MARTIN [US]
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
Designated extension state (EPC)
AL BA HR MK RS
DOCDB simple family (publication)
EP 1768468 A2 20070328; EP 1768468 A3 20091230; JP 2007115660 A 20070510
DOCDB simple family (application)
EP 06254893 A 20060921; JP 2006220526 A 20060811