Measurements and Result Displays
R&S
®
VSE-K149
16
User Manual 1179.3315.02 ─ 01
Jitter
Symbol Time Jitter RMS [ps]
RMS of the time jitter of symbols of the SYNC sec-
tion
Chip Time Jitter RMS [ps]
RMS of the time jitter of chips of the SYNC section
Correlated Pulse
Cross correlation of measured UWB pulse and root
raised cosine (RRC) pulse defined in IEEE
802.15.4-2020
Pulse NMSE [dB]
NMSE of the correlated pulse
Main Lobe Peak [%]
Amplitude of the main lobe peak
Main Lobe Width [ns]
Main lobe width of pulse at 80%
Main Lobe Min Width [ns]
Required minimum width of main lobe according to
IEEE 802.15.4-2020 (Table 15-12)
Main Lobe Width Passed
Passed if main lobe width is above minimum main
lobe width
Side Lobe Peak Location [ns]
Location of side lobe peak relative to main lobe
peak
Side Lobe Peak [%]
Amplitude of side lobe peak
Side Lobe Peak Passed
Passed if side lobe peak is below 30%
Pulse
FIRA UWB PHY Technical Requirements v1.2 RC2
Pulse Mask
Passed if time domain pulse meets mask
Pulse Rise Monotonic
Passed if time domain pulse rises monotonically
EVM
FIRA UWB PHY Technical Requirements v1.2 RC2
SHR NRMSE [%]
NRMSE of SHR section
PHR NRMSE [%]
NRMSE of PHR section
PSDU NRMSE [%]
NRMSE of PSDU section
STS NRMSE [%]
NRMSE of STS section
PHR Pulse Level [dB]
Pulse level of PHR section relative to SHR section
PSDU Pulse Level [dB]
Pulse level of PSDU section relative to SHR section
STS Pulse Level [dB]
Pulse level of STS section relative to SHR section
Power
SHR Mean [dBm]
Mean Power of SHR section
SHR Peak [dBm]
Peak Power of SHR section
PSDU Mean [dBm]
Mean Power of PSDU section
PSDU Peak [dBm]
Peak Power of PSDU section
Spectrum
Transmit Power Spectral Density defined in IEEE
802.15.4-2020, Section 15.4.5
Max Spectral Power [dBm / MHz]
Maximum Spectral Power Density
Evaluation Methods for HRP UWB
