DIFF Main Group
H04L 49/00 Packet switching elements
Introduced: January 2022
Of 14 combined children, 12 exist in both systems.
2 codes are CPC-only extensions.
IPC defines codes here since 2022.
Child Classifications
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- H04L 49/10 characterised by the switching fabric construction since 2022 IPC+CPC Available in IPC and CPC
- H04L 49/25 Routing or path finding in a switch fabric since 2022 +3 CPC IPC+CPC Available in IPC and CPC
- H04L 49/35 Switches specially adapted for specific applications since 2022 +2 CPC IPC+CPC Available in IPC and CPC
- H04L 49/40 Constructional details, e.g. power supply, mechanical construction or backplane since 2022 +1 CPC IPC+CPC Available in IPC and CPC
- H04L 49/45 Arrangements for providing or supporting expansion since 2022 +1 CPC IPC+CPC Available in IPC and CPC
- H04L 49/50 Overload detection or protection within a single switching element since 2022 +1 CPC IPC+CPC Available in IPC and CPC
- H04L 49/55 Prevention, detection or correction of errors since 2022 +2 CPC IPC+CPC Available in IPC and CPC