JDS Uniphase CellAdvisor JD780A Series, User Manual

Page: 352 / 592

JD780A Series Analyzers
352
Using CDMA Signal Analyzer
Measurement example
Figure 166 Codogram in full view with CDMA signal analyzer
Setting display
You can view .your measurement results in a different view option.
Procedure
1.
Press the TRACE/DISPLAY hard key.
2.
Press the Code Order soft key, and then select the code order option from the following choices:
–
Hadamard: To assign the number based on Walsh code order and display the measured
code power according to the assigned number in sequence.
–
Bit Reverse: Code number in binary bit is reversed relative to the Hadamard method.
3.
Toggle the Base Code Length soft key and select the base Walsh code number: 64 or 128 .
RCSI
The Received Code Strength Indicator (RCSI) is used to track the power variation of cdmaOne or
cdma2000 control channels such as Pilot, Paging, Sync, and Q-Paging over time. The RCSI
measurements can be saved into an external USB memory so that a post-analysis can be done with
the application software JDViewer.
Setting measure setup
After configuring test parameters as described in the
“Configuring test parameters” on page 334, you
can continue your measurement. The measurement settings can be saved and recalled as a file. You
can also use JDViewer, PC application software to configure a measure setup, save as a file, and load
the file on to the instrument.
Procedure
1.
Press the MEASURE SETUP hot key.