Line Density
Category Imaging Parameter Term Line Density Definition of Line Density Number Of Scan Lines Per Frame Affecting Lateral Resolution And Frame Rate Notes About Line Density Higher Density Improves Detail But Lowers Frame Rate
Imaging Parameter
Pulse Repetition Frequency PRF
Category Imaging Parameter Term Pulse Repetition Frequency PRF Definition of Pulse Repetition Frequency PRF Rate at Which Pulses Are Emitted; Affects Depth Penetration and Doppler Nyquist Limit Notes About Pulse Repetition Frequency PRF Higher PRF Increases Nyquist Limit but Reduces Maximum Imaging Depth
Focal Depth
Category Imaging Parameter Term Focal Depth Definition of Focal Depth Depth At Which The Transducer Focuses Energy For Optimal Resolution Notes About Focal Depth Set At Or Just Below Structure Of Interest