Under CopyrightHullin, C.C.HullinRieder, HansHansRiederWelsch, H.-J.H.-J.Welsch2022-03-0813.7.20181983https://publica.fraunhofer.de/handle/publica/31370210.24406/publica-fhg-313702The optimization of ultrasonic pulse shape by digitally generated excitation functions is demonstrated. Experiments show correspondence of objective function and easured pulse shape. Shortening of pulses down to 1/5 of "natural" -20 dB idth was achieved. The enhanced axial resolution can be useful in nondestructive testing and medical diagnosis with ultrasonics.en620658670conference paper