@article{instantaneousdirectionalchannel, title = {Instantaneous directional channel measurements at 14 GHz and 160 GHz via a virtual circular array}, author = {Wilhelm Keusgen and Taro Eichler}, year = {2025}, eprint = {2502.08768}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2502.08768v1}, }