Radio Propagation Measurements in the Indoor Stairwell Environment at 3.5 and 28 GHz for 5G Wireless Networks

Figure 9

Examples of clustering of measured PDPs for both measured frequencies at 2.2 m Tx-Rx distance (step 5 of the stair): (a) 3.5 GHz and (b) 28 GHz.

(a)

(b)