Fig. 1. Example of pulse generation by impulses summation

Fig. 2. Response curves with different amount of electrical impulses in a single beam

Fig. 3. Closed-loop feedback process

Fig. 4. Curves of scaling factor k

Fig. 5. Timing benchmark pulse is adopted to align to goal pulse during iterations

Fig. 6. Pulse shape by using different cables

Fig. 7. Typical shaped waveforms