IPC Main Group
H04L 25/00 Baseband systems
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC COMMUNICATION TECHNIQUE
- Subclass:
- TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
3 direct subcodes
Child Classifications
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- H04L 25/02 Details
- H04L 25/3 Non-synchronous systems
- H04L 25/38 Synchronous or start-stop systems, e.g. for Baudot code