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PCE
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DIFF Subgroup
H05B 47/115

by determining the presence or movement of objects or living beings

Introduced: January 2020

Full Title

Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant > Controlling the light source > in response to determined parameters > by determining the presence or movement of objects or living beings

IPC and CPC are identically structured here. All 3 subcodes exist in both systems.

IPC defines codes here since 2020.

Child Classifications

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  • H05B 47/12 by detecting audible sound since 2020 IPC+CPC Available in IPC and CPC
  • H05B 47/125 by using cameras since 2020 IPC+CPC Available in IPC and CPC
  • H05B 47/13 by using passive infrared detectors since 2020 IPC+CPC Available in IPC and CPC