Chapter 16 519
W-CDMA Uplink Digital Modulation for Receiver Test
Setting Up Compressed Mode for a Single TGPS Transmission
Setting Up Compressed Mode for a Single TGPS Transmission
Using the compressed mode can turn off the ALC feature. For reliable results, you may need to perform a
power search. Before completing this procedure, refer to “Special Power Control Considerations When
Using DPCCH/DPDCH in Compressed Mode or PRACH” on page 570.
Equipment Setup
Connect the ESG to the Agilent E4440A PSA Spectrum Analyzer or an equivalent instrument as shown in
Figure 16-47.
Figure 16-47 PSA Setup
Configuring the RF Output
1. Press the Preset hardkey.
2. Set the frequency and amplitude values.
3. Press the
RF On/Off hardkey to On.
Steps two and three can be performed either before or after setting the W-CDMA signal parameters.