A novel 3-D ultrawideband balun was designed and manufactured. The VIP structure provides good performance in frequency range 2-20 GHz. Out-of-phase-shifted outputs are available on the same side of the substrate. A reasonable agreement between measurement and simulationwas achieved.
A novel 3-D ultrawideband balun was designed and manufactured. The VIP structure provides good performance in frequency range 2-20 GHz. Out-of-phase-shifted outputs are available on the same side of the substrate. A reasonable agreement between measurement and simulationwas achieved. (en)