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ARFIVUS Transducer Characteristics.
| Device | Center frequency (MHz) | –6-dB fractional bandwidth (%) | –6-dB azimuthal beam width at z = 11 mm (mm) | IVUS diameter (Fr) | Normalized cross-correlation of the time-domain pulse | PNP ratio of the time-domain pulse (experiment/simulation) |
|---|---|---|---|---|---|---|
| 1 | 3.3 | 55 | 3.31 | 8.1 | 0.97 | 1.1 |
| 2 | 3.6 | 50 | 4.0 | 6.8 | 0.97 | 0.94 |
