IPC Main Group
H05B 45/00 Circuit arrangements for operating light-emitting diodes [LED]
Introduced: January 2020
Last revised: January 2022
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
6 direct subcodes
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]