A comparison of different calibration techniques for hydrophones used in medical ultrasonic field measurement

M Weber, V Wilkens - IEEE Transactions on Ultrasonics …, 2020 - ieeexplore.ieee.org
The acoustic output characterization of medical ultrasonic equipment requires regular
calibration of the hydrophones used to ensure the reliability of measurements. Such …

Secondary complex-valued hydrophone calibration up to 100 MHz using broadband pulse excitation and a reference membrane hydrophone

V Wilkens, S Sonntag, M Weber - 2019 IEEE International …, 2019 - ieeexplore.ieee.org
Comparability and reliability of acoustic output declarations of medical devices can be
improved by compensating the impact of hydrophone frequency responses on output …