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

Frequency response of commonly used spectrum shaping filters with 2-tap and 3-tap impulse response
From: Low PAPR reference signal transceiver design for 3GPP 5G NR uplink
Frequency response of commonly used spectrum shaping filters with 2-tap and 3-tap impulse response