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Measurements
R&S
®
FSW
231
User Manual 1173.9411.02 ─ 19
5. Select the "Sub Blocks" softkey and define a subblock count of 2.
6. For sub block A, define the settings for the 3GPP/FDD signal:
a) Set the center frequency to
900 MHz
b) Select "MSR Settings".
c) Set the "Base Station RF Bandwidth" to
5 MHz
.
d) Select "Apply to SEM".
7. For sub block B, define the settings for the EUTRA/LTE signal:
a) Set the center frequency to
906.5 MHz
b) Select "MSR Settings".
c) Set the "Base Station RF Bandwidth" to
5 MHz
.
d) Select "Apply to SEM".
8. Select RUN SINGLE to perform a measurement with the new settings.
The results of the measurement for each sub block are displayed in the Result
Summary. The summarized limit line is indicated in the Spectrum graph.
Fig. 5-36: Multi-SEM measurement: results of the measurement for each sub block
5.6.8 Reference: SEM File Descriptions
This reference provides details on the format of the SEM settings and result files.
Format Description of SEM XML Files
..................................................................231
ASCII File Export Format (Spectrum Emission Mask)
.......................................... 237
5.6.8.1
Format Description of SEM XML Files
The SEM XML files offer a quick way to change the measurement settings. A set of
ready-made XML files for different standards is already provided. You can also create
and use your own XML files. Alternatively, edit the settings directly in the "Spectrum
Spectrum Emission Mask (SEM) Measurement