Anritsu BTS Master MT8221B, Руководство пользователя

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7-3 Coverage Mapping LTE and TD-LTE Coverage Mapping
7-6 PN: 10580-00234 Rev. V 3GPP MG
Measurement Setup
1. Press the
Measurements
main menu key.
2. Press the
Over-the-Air
submenu key.
3. Press the
Mapping
submenu key to activate the Coverage Mapping display. Press the
Mapping key again to display the Coverage Mapping menu.
4. Press the
Measurement Setup
submenu key to open the Measurement Setup menu to
select which measurement is mapped and to set the threshold values for S-SS, RSRP,
RSRQ and SINR.
5. Press the
Measurement
submenu key to open the Mapping Parameter menu.
a. Select the signal parameter to be mapped and displayed in bar graph form by
selecting one of the parameter buttons and then pressing
Back
. All four
measurements are saved for each data point, independent of which one is chosen
for mapping on the instrument screen. For example, if RSRP is selected for
mapping, the resulting .kml file will also include S-SS, RSRQ and SINR values.
b. Set the thresholds for S-SS, RSRP, RSRQ or SINR by pressing the respective
Thresholds button. After pressing a threshold button, set the threshold levels for
Excellent, Very Good, Good, Fair and Poor. Then press the
Back
button.
6. Set up the interval type and interval parameters. Press the
Point Distance/Time Setup
submenu button to open the Points Distance/Time menu. If Time is selected for Repeat
Type, then set the time period by pressing the
Repeat Time
submenu key. If Distance is
selected for Repeat Type, then set the
Repeat Distance
and
Distance Units
. If necessary,
delete any previously stored points by pressing the
Delete ALL Points
button.
7. Press
Back
to return to the Over-the-Air menu.
Measurement Mapping
After completing the setups for Coverage Mapping and measurements, you are ready to make
measurements.
1. Press the
Start Data Collection
main menu key. Data will be collected at the time or
distance interval based on the setting in “Point Distance/Time Setup Menu”
on page 7-15 . The color of the squares indicates the power level based on the chosen
measurement and its threshold level setup.
2. Press the
Stop Data Collection
main menu key to end the measurement process. Save
the collected data as a .kml file, a tab-delimited text file (.mtd) or a .jpg file. Refer to
“Save the Coverage Mapping Information” on page 7-7 .
Note
All files will be stored in the default save location. To change the default location,
Press
Shift then File (7) to enter File menu. Press Save then Change Save
Location. Create a new folder or change the current location on the USB flash
drive or in the instrument’s storage memory. Press Set Location to make this the
new default location for saving files.