Communication route or path selection, e.g. power-based or shortest path routing

Introduced: January 2009

Full Title

Communication routing or communication path finding > Communication route or path selection, e.g. power-based or shortest path routing

Of 7 combined children, 5 exist in both systems.

2 codes are CPC-only extensions.

IPC defines codes here since 2009.

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H04W 40/023 CPC only CPC only
H04W 40/026 CPC only CPC only
H04W 40/04 based on wireless node resources since 2009 IPC+CPC Available in IPC and CPC
H04W 40/12 based on transmission quality or channel quality since 2009 +1 CPC IPC+CPC Available in IPC and CPC
H04W 40/18 based on predicted events since 2009 IPC+CPC Available in IPC and CPC
H04W 40/20 based on geographic position or location since 2009 +1 CPC IPC+CPC Available in IPC and CPC
H04W 40/22 using selective relaying for reaching a BTS [Base Transceiver Station] or an access point since 2009 IPC+CPC Available in IPC and CPC