@inproceedings{KonetzkeRutschHoffmannetal., author = {Konetzke, Eric and Rutsch, Matthias and Hoffmann, Maik and Unger, Alexander and Golinske, Ren{\´e} and Killat, Dirk and Ramadas, Sivaram Nishal and Dixon, Steve and Kupnik, Mario}, title = {Phased array transducer for emitting 40-kHz air-coupled ultrasound without grating lobes}, series = {Proceedings, IEEE International Ultrasonics Symposium (IUS), 21 Oct - 24 Oct 2015}, booktitle = {Proceedings, IEEE International Ultrasonics Symposium (IUS), 21 Oct - 24 Oct 2015}, publisher = {IEEE}, doi = {10.1109/ULTSYM.2015.0019}, pages = {4}, language = {en} }