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Real-Time I/Q Baseband Generator User’s and Programming Guide
3-69
ESG Family Signal Generators
Softkey Reference
Options UN8 and 202
D
•
Nxt Frame:
indicates the next triggered frame.
When secondary frame is on, after the primary frame triggers, this
field changes to
Nxt Frame: Secondary
. In this example this field is
grey, indicating that the secondary frame state is off.
•
Bits/Symbol:
indicates the number of bits per symbol required
according to the selected format.
•
SymRate:
displays the current symbol rate.
In this example, the symbol rate is set according to the DECT format
(1.152000000 Msps). This value can be changed in the Symbol Rate
menu. An asterisk (*) next to the value indicates that it differs from
the current format.
•
Filter:
shows the filter used.
This example shows a standard Gaussian filter with a BbT of 0.500.
This value can be changed in the Filter menu. An asterisk (*) next to
the BbT value indicates that it differs from the current format.
•
Chan:
shows the selected channel (channel 0 of the standard
frequency channel band). Grey text indicates an inactive function.
•
I/Q Scaling:
shows the value (100%) of the I/Q scaling. Grey text
indicates an inactive function.
•
Data:
shows the unframed data selection. In this example, the text
in this field is grey, indicating an inactive function (framed mode is
on). Other selections include other PN sequences, fixed 4-bit
patterns, fixed patterns of ones and zeroes, standard-specific
patterns, user files, or external data.
•
Repeat:
shows the current pattern repeat mode (continuous or
single).
•
Phase Pol:
shows the direction of rotation of the phase modulation
vector (normal or inverted mode).
•
Full-Rate
: in PDC format, this field indicates whether PDC is set to
Default Value: Pattern
Softkey Location:
Mode
>
TDMA
>
desired format
>
Data Format Pattern Framed
Data Clk Out
Press this key to access a menu from which you can modify the output
at the DATA CLKOUT rear panel BNC/SMB connector.
Softkey Location:
Mode
>
TDMA
>
EDGE (Rev 8.3.0Release 1999)
>
BNC MUX Settings
>
Data Clk Out
Содержание ESG series
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