CPC Subgroup Additional Only
H03K 2217/94102 characterised by the type of activation
Full Title
Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 > characterised by the way in which the control signal is generated > using an optical detector > characterised by the type of activation
3 direct subcodes
Child Classifications
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- H03K 2217/94104 using a light barrier
- H03K 2217/94106 Passive activation of light sensor, e.g. by ambient light
- H03K 2217/94108 making use of reflection