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Table 7 Parameters of the ultrasound instrument for the experiment

From: Post-processing radio-frequency signal based on deep learning method for ultrasonic microbubble imaging

Experiment parameters

Value (independent testing)

Value (cross validation)

Transducer element number

128

128

Transducer element kerf

0.05 mm

0.05 mm

Transducer element width

0.27 mm

0.27 mm

Transducer element pitch

0.3 mm

0.3 mm

Transducer spacing between elements

0. 295 mm

0. 295 mm

Transmit frequency

4 MHz

2.5 MHz, 3 MHz, 4 MHz, 5 MHz, 6.25 MHz

Transmit voltage

10 V

1.6 V, 2.5 V, 5 V, 7.5 V, 10 V, 12.5 V, 15 V, 17.5 V, 20 V

Transmit pulse

Sine wave with two cycles

Sine wave with two, three cycles

Sampling rate

25 MHz

25 MHz