R&S SMW-K550 User Manual page 19

®
R&S SMW-K550
The default burst type is sufficient. It uses GMSK modulation and PN9 data source.
("Common > Burst Type = Normal (GMSK / Full Rate)" and "Normal (GMSK) >
Data = PRBS 9")
4. If R&S SMW is triggered by the BS:
●
●
5. Interferer is delayed in time between 61 and 86 symbols.
To delay the interfering signal, select for example "Trigger Delay = 70 Symbols".
6. Configure the wanted signals in baseband A and B.
Load you own data lists as data source.
Configure the GSM bursts and frames according to the specification
Consider the required channel coding.
7. In all baseband blocks, select "GSM > State > On".
Both I/Q modulators are activated automatically.
For more information on the available GSM/EDGE settings:
See user manual R&S
To activate the signal generation
1. If the BS reference frequency is fed to the R&S SMW, in the status bar select "Int
Ref > Reference Frequency > External".
User Manual 1178.3263.02 ─ 01
How to Generate Signals for GSM AM Suppression Tests
Select "Trigger In > Trigger Mode > Armed Auto"
Select "Source > External Global Trigger".
®
SMW-K40/-K41 GSM/EDGE, EDGE Evolution.
Application Example: GSM AM Suppression Test
TS 51.021.
19