Kretschmann, MariusMariusKretschmannBohn, ChristianChristianBohnNuss, BenjaminBenjaminNussBhutani, AkankshaAkankshaBhutaniTessmann, AxelAxelTessmannZwick, ThomasThomasZwickLeuther, ArnulfArnulfLeuther2023-04-052023-04-052022https://publica.fraunhofer.de/handle/publica/43775810.23919/EuMC54642.2022.9924427A broadband on-chip antenna concept at 380 GHz on GaAs is presented. The antenna achieves high radiation efficiency of 80% and an impedance bandwidth of 25% utilizing laser-processed fused silica matching layer. Probe-based measurements are performed for antenna characterization.enFused silicaGaAs monolithic microwave integrated circuit (MMIC)laser processingon-chip antennaterahertz antennaconference paper