Circuit arrangements for operating light-emitting diodes [LED]

Classification Context

Section:

ELECTRICITY

Class:

ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Subclass:

ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL

Child Classifications

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• H05B 45/1 Controlling the intensity of the light
• H05B 45/2 Controlling the colour of the light
• H05B 45/3 Driver circuits
• H05B 45/4 Details of LED load circuits
• H05B 45/5 responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
• H05B 45/6 Circuit arrangements for operating LEDs comprising organic material, e.g. for operating organic light-emitting diodes [OLED] or polymer light-emitting diodes [PLED]