6-4 TD-LTE Modulation Measurements
TD-LTE Signal Analyzer
6-12
PN: 10580-00234 Rev. Y
3GPP MG
Modulation Measurement Setups
Power vs Resource Block
1.
Press the
Measurements
main menu key.
2.
Press the
Modulation
submenu key.
3.
Press the
Power vs Resource Block
submenu key to activate the Power vs Resource
Block measurement view.
In the figure below, note that EVM measurement result for 256-QAM modulation type
is displayed only when Option 886 is installed on your instrument.
4.
Press the
Power vs Resource Block
submenu key again to display the Power vs RB menu
and set up the RB Color Map max value and range. Press a submenu key to change the
desired parameter, or press the
Autoscale Color Map
key to automatically set the Max
and Range values.
5.
Press the
Back
submenu key to return to the Modulation menu.
Figure 6-7.
Power vs Resource Block Measurement View
Note
Values shown in the Power vs Resource Block measurement display pertain to the
data subcarriers. This is useful in the monitoring of changes in traffic loading on the
base station. To measure the power levels of the physical layer Control Channels,
use the
measurement.
Содержание 3GPP
Страница 32: ...2 18 Other Menus GSM GPRS EDGE Signal Analyzer 2 18 PN 10580 00234 Rev Y 3GPP MG...
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