Globally Replacing An I/Q Value - Agilent Technologies ESG Series User And Programming Manual

HP ESG Family Signal Generators
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Globally Replacing an I/Q Value

When you want to change an I/Q value throughout the entire table, you can change the
value once and have all occurrences of that value change to the new value. In this example,
you will use the
Globally Replace Selected Item
When using the
NOTE
want all occurrences of the selected value changed. Also, consider the order in
which you change values. For example, if you want to change all current 0.5
values to 1.0, and all current 1.0 values to –0.75, change the 1.0 values first,
or all values will end up as –0.75.
1. Load a 4QAM I/Q map into the table editor as described on
2. Select any occurrence of the value 1.000000, then select the softkey
Globally Replace Selected Item
3. Using the numeric keypad, type 0.5, then press the
Note that all entries in the table that were originally 1.000000 now read 0.500000.
4. Select any occurrence of the value -1.000000, then press the softkey
Globally Replace Selected Item
5. Using the numeric keypad, type -0.5, then press the
Note that all entries in the table that were originally -1.000000 now read -0.500000.
6. In the softkey menu, press
as shown below.
Storing the I/Q Map to Memory
As described in "Storing User-Defined Files to
modified map for future use (
Real-Time I/Q Baseband Generator User's and Programming Guide
command to globally replace I/Q values.
Globally Replace Selected Item
.
.
. Note that you have moved all of the symbols,
Display I/Q Map
Memory" on page 2-33, you can save this
>
Load/Store Store To File
Mapping Symbol Positions with the I/Q Table Editor
command, be sure that you
page 2-19.
softkey.
Enter
softkey.
Enter
).
Using Functions
2-21