IPC Subgroup
H04L 1/04 using frequency diversity
Introduced: September 1968
Last revised: January 2006
Full Title
Arrangements for detecting or preventing errors in the information received > by diversity reception > using frequency diversity
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC COMMUNICATION TECHNIQUE
- Subclass:
- TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION