DIFF Subgroup
H04H 20/80 having frequencies in two or more frequency bands, e.g. medium wave and VHF
Introduced: January 2008
Full Title
Arrangements for broadcast or for distribution combined with broadcast > Arrangements characterised by transmission systems for broadcast > Wired systems > using carrier waves > having frequencies in two or more frequency bands, e.g. medium wave and VHF
No child classifications to compare. This is a leaf node in both IPC and CPC.