Scanning for acoustic properties of rocks along a certain straight line on the surface by generating a low frequency noise at central point of the line and capturing the acoustic response in array set of sensors along the selected survey line (see Fig. 1).
Fig.1. Seismic reflection schematic |
The result of the survey is pictured as vertical profile (see Fig. 2) with:
Fig. 2. Sample of seismic reflection profile in TWT format. |