CPC Subgroup
H04L 12/42 Loop networks
Full Title
Data switching networks (interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units G06F13/00) > characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks] (wireless communication networks H04W ) > Loop networks
5 direct subcodes
Child Classifications
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- H04L 12/423 with centralised control, e.g. polling
- H04L 12/427 with decentralised control
- H04L 12/437 Ring fault isolation or reconfiguration