Hi,
I'm using 2 NRF54L15DK with Bluetooth le with initiator RREQ/ reflector RRSP sample code. The distance reported by the initiator is completely wrong.
This is by separating the 2 DK from 20 cm:
I: Latest distance estimates on antenna path 0: ifft: 0.53, phase_slope: 1.61, rtt: 11.77 meters
I: Latest distance estimates on antenna path 0: ifft: 0.53, phase_slope: 1.61, rtt: 11.77 meters
I: Latest distance estimates on antenna path 0: ifft: 0.53, phase_slope: 1.60, rtt: 11.37 meters
I: Latest distance estimates on antenna path 0: ifft: 0.53, phase_slope: 1.60, rtt: 11.37 meters
I: Latest distance estimates on antenna path 0: ifft: 0.53, phase_slope: 1.60, rtt: 11.37 meters
I: Latest distance estimates on antenna path 0: ifft: 0.53, phase_slope: 1.60, rtt: 11.68 meters
I: Latest distance estimates on antenna path 0: ifft: 0.53, phase_slope: 1.60, rtt: 11.76 meters
I: Latest distance estimates on antenna path 0: ifft: 0.54, phase_slope: 1.60, rtt: 11.86 meters
I: Latest distance estimates on antenna path 0: ifft: 0.54, phase_slope: 1.62, rtt: 11.76 meters
I: Latest distance estimates on antenna path 0: ifft: 0.55, phase_slope: 1.64, rtt: 12.16 meters
I: Latest distance estimates on antenna path 0: ifft: 0.55, phase_slope: 1.62, rtt: 11.76 meters
I: Latest distance estimates on antenna path 0: ifft: 0.55, phase_slope: 1.62, rtt: 12.16 meters
I: Latest distance estimates on antenna path 0: ifft: 0.55, phase_slope: 1.64, rtt: 12.17 meters
I: Latest distance estimates on antenna path 0: ifft: 0.56, phase_slope: 1.65, rtt: 12.17 meters
I: Latest distance estimates on antenna path 0: ifft: 0.56, phase_slope: 1.65, rtt: 12.17 meters
I: Latest distance estimates on antenna path 0: ifft: 0.55, phase_slope: 1.67, rtt: 12.08 meters
I: Latest distance estimates on antenna path 0: ifft: 0.51, phase_slope: 1.64, rtt: 11.25 meters
I: Latest distance estimates on antenna path 0: ifft: 0.49, phase_slope: 1.63, rtt: 11.70 meters
I: Latest distance estimates on antenna path 0: ifft: 0.49, phase_slope: 1.63, rtt: 11.25 meters
I: Latest distance estimates on antenna path 0: ifft: 0.51, phase_slope: 1.63, rtt: 11.70 meters
I: Latest distance estimates on antenna path 0: ifft: 0.51, phase_slope: 1.67, rtt: 11.70 meters
I: Latest distance estimates on antenna path 0: ifft: 0.52, phase_slope: 1.63, rtt: 11.33 meters
I: Latest distance estimates on antenna path 0: ifft: 0.52, phase_slope: 1.63, rtt: 11.33 meters
I: Latest distance estimates on antenna path 0: ifft: 0.53, phase_slope: 1.61, rtt: 11.33 meters
I: Latest distance estimates on antenna path 0: ifft: 0.53, phase_slope: 1.61, rtt: 11.70 meters
This is from 40cm:
I: Latest distance estimates on antenna path 0: ifft: 1.56, phase_slope: 1.68, rtt: 12.30 meters
I: Latest distance estimates on antenna path 0: ifft: 1.56, phase_slope: 1.68, rtt: 12.30 meters
I: Latest distance estimates on antenna path 0: ifft: 1.56, phase_slope: 1.68, rtt: 12.52 meters
I: Latest distance estimates on antenna path 0: ifft: 1.56, phase_slope: 1.68, rtt: 12.52 meters
I: Latest distance estimates on antenna path 0: ifft: 1.56, phase_slope: 1.68, rtt: 12.58 meters
I: Latest distance estimates on antenna path 0: ifft: 1.56, phase_slope: 1.68, rtt: 12.58 meters
I: Latest distance estimates on antenna path 0: ifft: 1.56, phase_slope: 1.69, rtt: 12.52 meters
I: Latest distance estimates on antenna path 0: ifft: 1.57, phase_slope: 1.69, rtt: 12.52 meters
I: Latest distance estimates on antenna path 0: ifft: 1.57, phase_slope: 1.70, rtt: 12.58 meters
I: Latest distance estimates on antenna path 0: ifft: 1.57, phase_slope: 1.70, rtt: 12.72 meters
I: Latest distance estimates on antenna path 0: ifft: 1.57, phase_slope: 1.70, rtt: 12.58 meters
I: Latest distance estimates on antenna path 0: ifft: 1.57, phase_slope: 1.70, rtt: 12.58 meters
I: Latest distance estimates on antenna path 0: ifft: 1.57, phase_slope: 1.70, rtt: 12.58 meters
I: Latest distance estimates on antenna path 0: ifft: 1.57, phase_slope: 1.70, rtt: 12.59 meters
I: Latest distance estimates on antenna path 0: ifft: 1.57, phase_slope: 1.70, rtt: 12.59 meters
I: Latest distance estimates on antenna path 0: ifft: 1.56, phase_slope: 1.70, rtt: 12.72 meters
I: Latest distance estimates on antenna path 0: ifft: 1.55, phase_slope: 1.70, rtt: 12.96 meters
I: Latest distance estimates on antenna path 0: ifft: 1.55, phase_slope: 1.69, rtt: 12.72 meters
I: Latest distance estimates on antenna path 0: ifft: 1.55, phase_slope: 1.68, rtt: 12.72 meters
I: Latest distance estimates on antenna path 0: ifft: 1.54, phase_slope: 1.68, rtt: 12.72 meters
I: Latest distance estimates on antenna path 0: ifft: 1.54, phase_slope: 1.68, rtt: 12.90 meters
This is from 150cm:
test distance estimates on antenna path 0: ifft: 2.50, phase_slope: 8.68, rtt: 19.62 meters
I: Latest distance estimates on antenna path 0: ifft: 2.42, phase_slope: 8.68, rtt: 19.72 meters
I: Latest distance estimates on antenna path 0: ifft: 2.42, phase_slope: 8.68, rtt: 19.99 meters
I: Latest distance estimates on antenna path 0: ifft: 2.42, phase_slope: 8.68, rtt: 19.99 meters
I: Latest distance estimates on antenna path 0: ifft: 2.42, phase_slope: 8.68, rtt: 20.07 meters
I: Latest distance estimates on antenna path 0: ifft: 2.42, phase_slope: 8.52, rtt: 21.14 meters
I: Latest distance estimates on antenna path 0: ifft: 2.50, phase_slope: 8.23, rtt: 21.14 meters
I: Latest distance estimates on antenna path 0: ifft: 2.63, phase_slope: 8.17, rtt: 20.07 meters
I: Latest distance estimates on antenna path 0: ifft: 2.63, phase_slope: 8.09, rtt: 19.99 meters
I: Latest distance estimates on antenna path 0: ifft: 2.63, phase_slope: 8.09, rtt: 19.99 meters
I: Latest distance estimates on antenna path 0: ifft: 2.67, phase_slope: 8.08, rtt: 19.55 meters
I: Latest distance estimates on antenna path 0: ifft: 4.00, phase_slope: 8.08, rtt: 19.45 meters
I: Latest distance estimates on antenna path 0: ifft: 4.11, phase_slope: 8.08, rtt: 18.07 meters
I: Latest distance estimates on antenna path 0: ifft: 4.14, phase_slope: 8.09, rtt: 18.07 meters
I: Latest distance estimates on antenna path 0: ifft: 4.19, phase_slope: 8.13, rtt: 18.07 meters
I: Latest distance estimates on antenna path 0: ifft: 4.20, phase_slope: 8.13, rtt: 18.38 meters
I: Latest distance estimates on antenna path 0: ifft: 4.24, phase_slope: 8.28, rtt: 18.38 meters
I: Latest distance estimates on antenna path 0: ifft: 4.24, phase_slope: 8.28, rtt: 18.38 meters
I: Latest distance estimates on antenna path 0: ifft: 4.24, phase_slope: 8.28, rtt: 18.38 meters
I: Latest distance estimates on antenna path 0: ifft: 4.24, phase_slope: 8.34, rtt: 18.38 meters
Is there something wrong in my use case ? The 2 DK are placed on my desk.
Best regards,
Alexis LECOQ
