H
ELECTRICITY
H01
ELECTRIC ELEMENTS
H01Q
ANTENNAS, i.e. RADIO AERIALS
H01Q5/00
Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
H01Q5/20
characterised by the operating wavebands
H01Q5/25
Ultra-wideband [UWB] systems, e.g. multiple resonance systems; Pulse systems