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Rohde & Schwarz SMIQ02B - Page 236

Rohde & Schwarz SMIQ02B
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SMIQ Digital Standard W-CDMA (NTT DoCoMo/ARIB 0.0)
1125.5555.03 E-92.167
POWER
Input value for channel power
POWER indicates the average power of the I or Q code channel component in
relation to the power indicated in the LEVEL display (Code Domain Power).
The setting values for the I and Q code channels having the same channel
number should always be identical.
For MODE - 4CHAN
- the power of channels 0, 1, 2 and 3 is set separately.
For MODE - 8CHAN
- the power of channel 0 is set separately.
- the other channels have the same power. The power for all the channels is
set, for instant, in channel 1.
For MODE - 15CHAN
- Since all channels have the same power, they cannot be set. POWER is
only a display parameter in this case.
When this value is modified, the value of TOTAL POWER is automatically
adapted if STATE = ON.
IEC/IEEE-bus command :SOUR:WCDM:CHAN4:I:POW -6
DATA...
Opens a window for selecting data sources and setting a data offset. The first
line of the window indicates the code channel for which the settings are done
(DATA CONFIGURATION OF CHANNEL NO).
The data source, the data offset and TPC can be separately set for the I and
Q channel.
DATA
Selection of the data source for the DATA field of a
DPDCH channel.
PN.. PRBS data to CCITT with period lengths
between 2
9
-1 and 2
16
-1.
DLIST Data from a list previously programmed
and stored. Programming is performed in
the menu DIGITAL MOD - SOURCE -
EDIT DATA LIST
IEC/IEEE-bus :SOUR:WCDM:CHAN4:I:DATA PN15
DATA OFFSET
Entry value for a data offset in units of symbol
duration. The admissible range is as large as the
length of a radio frame. The entry of a data offset
shifts in time the modulation data with respect to the
spread code.
IEC/IEEE-bus :SOUR:WCDM:CHAN4:I:DATA:OFFS 2

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