CPC Subgroup
H04L 23/02 adapted for orthogonal signalling
Full Title
Apparatus or local circuits for systems other than those covered by groups H04L15/00 - H04L21/00 > adapted for orthogonal signalling
H04L 23/02 Apparatus or local circuits for systems other than those covered by groups H04L15/00 - H04L21/00 > adapted for orthogonal signalling