Fig. 2
From: Low PAPR reference signal transceiver design for 3GPP 5G NR uplink

PAPR comparison between spectrum-shaped ZC sequence and spectrum-shaped π/2-BPSK data
From: Low PAPR reference signal transceiver design for 3GPP 5G NR uplink
PAPR comparison between spectrum-shaped ZC sequence and spectrum-shaped π/2-BPSK data