EP 1078556 A1 20010228 - ILLUMINATION LAMP HAVING BRIGHTNESS AND COLOR CONTROL
Title (en)
ILLUMINATION LAMP HAVING BRIGHTNESS AND COLOR CONTROL
Title (de)
LAMPE MIT HELLIGKEITS- UND FARBSTEUERUNG
Title (fr)
LAMPE D'ECLAIRAGE A REGULATION DE LA LUMINOSITE ET DE LA COULEUR
Publication
Application
Priority
- KR 9900656 W 19991102
- KR 19990000777 U 19990121
- KR 19990015084 U 19990727
Abstract (en)
[origin: WO0044205A1] An illumination lamp allows a user to perform brightness and color control in accordance with the state and purpose of use, the environment of use or the tastes of the users. The illumination lamp may include a rectifier (1) for rectifying a current supplied by a power supply; a ballast portion (2) for starting the lamp using the power rectified in the rectifier; a lamp portion (3) that is connected to the ballast portion (2) and that includes more than two tubes (13), each tube (13) having a different color temperature; and a controller (4) that is connected to the ballast portion (2), for controlling a brightness and color of light produced by the illumination lamp.
IPC 1-7
IPC 8 full level
H05B 41/36 (2006.01); H05B 41/392 (2006.01)
CPC (source: EP)
H05B 41/36 (2013.01); H05B 41/3921 (2013.01)
Citation (search report)
See references of WO 0044205A1
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
WO 0044205 A1 20000727; AU 1080200 A 20000807; CN 1293886 A 20010502; DE 69920004 D1 20041014; DE 69920004 T2 20050915; EP 1078556 A1 20010228; EP 1078556 B1 20040908; KR 200164907 Y1 20000215
DOCDB simple family (application)
KR 9900656 W 19991102; AU 1080200 A 19991102; CN 99804209 A 19991102; DE 69920004 T 19991102; EP 99954460 A 19991102; KR 19990015084 U 19990727