CPC Subgroup
H04B 3/36 Repeater circuits (H04B3/58 takes precedence)
Full Title
Line transmission systems (combined with near-field transmission systems H04B5/00) > Details > Repeater circuits (H04B3/58 takes precedence)
1 direct subcode
Child Classifications
Navigate with arrow keys, Enter to open
- H04B 3/38 for signals in two different frequency ranges transmitted in opposite directions over the same transmission path