DIFF Main Group
H04W 92/00 Interfaces specially adapted for wireless communication networks
Introduced: January 2009
IPC and CPC are identically structured here. All 3 subcodes exist in both systems.
IPC defines codes here since 2009.
Child Classifications
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- H04W 92/04 Interfaces between hierarchically different network devices since 2009 +1 CPC IPC+CPC Available in IPC and CPC
- H04W 92/16 Interfaces between hierarchically similar devices since 2009 IPC+CPC Available in IPC and CPC