Fig. 1. Waveform and spectral distribution of zero-order and second-order signals

Fig. 2. Block diagram of Ricker pulse’s power synthesis technique

Fig. 3. Waveform and normalized spectrum of original unipolar pulse (oup)

Fig. 4. The waveform and normalized spectrum of BUP

Fig. 5. Prototype and performance of Ricker pulse generator

Fig. 6. Prototype and measured |S₁₁| of HPCA