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3-12
Real-Time I/Q Baseband Generator User’s and Programming Guide
Softkey Reference
ESG Family Signal Generators
Numerics
Options UN8 and 202
Loading an 16PSK I/Q Map into the I/Q Table Editor
Press this softkey to load a 16PSK (16-state phase shift keying) I/Q
map into the I/Q table editor. For details on editing I/Q maps, see
“
Mapping Symbol Positions with the I/Q Table Editor
Softkey Locations
Custom:
Mode
>
Custom
>
Modulation Type
>
Define User I/Q
>
Load Default I/Q Map
>
PSK
>
16PSK
Other Formats:
Mode
>
TDMA
>
desired format
>
Modify Standard
>
Modulation Type
>
Define User I/Q
>
Load Default I/Q Map
>
PSK
>
16PSK
16QAM
This softkey appears in two different situations, enabling you to either
select a modulation, or load a default I/Q map into the I/Q table editor.
Selecting a 16QAM Modulation
Press this softkey to select 16QAM (16-state quadrature amplitude
modulation) to modulate a continuous stream of the selected data
pattern. 16QAM modulation transmits data at the rate of 4 bits per
symbol. The selected modulation appears in the
Mod Type
field in the
text area of the display, and under the
Select
and
QAM
softkeys in the
Modulation Type menu.
Softkey Locations
Custom:
Mode
>
Custom
>
Modulation Type
>
Select
>
QAM
>
16QAM
Other Formats:
Mode
>
TDMA
>
desired format
>
Modify Standard
>
Modulation Type
>
Select
>
QAM
>
16QAM
Loading a 16QAM I/Q Map into the I/Q Table Editor
Press this softkey to load a 16QAM (16-state quadrature amplitude
modulation) I/Q map into the I/Q table editor. For details on editing I/Q
maps, see “
Mapping Symbol Positions with the I/Q Table Editor
Softkey Locations
Custom:
Mode
>
Custom
>
Modulation Type
>
Define User I/Q
>
Load Default I/Q Map
>
QAM
>
16QAM
Other Formats:
Mode
>
TDMA
>
desired format
>
Modify Standard
>
Modulation Type
>
Define User I/Q
>
Load Default I/Q Map
>
QAM
>
16QAM
Содержание ESG series
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