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The full frame rate of a probe depends on the layout of the modules within a probe. The three layouts in Fig. 6 result in the channels, groupings, and full frame rates below.
| Layout 1 | Layout 2 | Layout 3 | |
|---|---|---|---|
| Number of modules | 5 | 5 | 5 |
| Frame rate for sequential acquisition [Hz] | 2.2 | 2.2 | 2.2 |
| Number of channels | 38 | 53 | 55 |
| Number of spatial multiplexing groups | 5 | 7 | 7 |
| Improvement ratio | 3.0 | 2.2 | 2.2 |
| Spatial encoding full frame rate [Hz] | 6.6 | 4.8 | 4.8 |
