H01Q 5/15 for operation of centre-fed antennas comprising one or more collinear, substantially straight or elongated active elements
Introduced: January 2015
Full Title
Full titles differ between systems:
Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements > Resonant antennas > for operation of centre-fed antennas comprising one or more collinear, substantially straight or elongated active elements
Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements (combinations of separate active antenna units operating in different wavebands and connected to a common feeder system H01Q21/30) > Resonant antennas > for operation of centre-fed antennas comprising one or more collinear, substantially straight or elongated active elements
No child classifications to compare. This is a leaf node in both IPC and CPC.