lte drive test procedure.doc
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DT Procedure
LTE Drive Test Procedure
for Single Site Verification
08.2015
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DT Procedure
Description
Description
The RF optimization phase focuses on optimiszation of distribution of radio signals in the
netor!"The main test mothods is dri#e test
$oncentrate on the dri#e test,through hich %ou can cllect radio signal data tested through the &'for anal%zing co#erage,hando#er,and interference of outdoor signals"
Test Preparations
Preparaing Tools and Materials
(efore )T,prepare necessar% softare,hardare and materials to guarantee smooth perpformance
of subse*uent test and anal%sis tas!s"
Software Preparation:
+o" oftare +ame Function Remar!
1 '+'. /robe )ri#e test
2 '+'. ssistant )T data anal%sis
oogle 'arth )ispla% of geographic location and
'n#ironment of an e+ode(,and
displa% of altitude
Hardware Preparation:
+o" )e#ice +ame $ontent Remar!
1 / rdinar% R34+ series /
ome-made (&5
2 )ongle /robe dongle
6aptop /32"01180&($3erial
:ehicle mounted in#erter )$ to $,o#er 00;
5 $ar +ormal $ar
Material Preparation:
+o" 3aterial +eeded $ontent Remar!
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DT Procedure
1 'ngineering /arameter 6ist 6atest #ersion
2 3apinfo map Traffic road la%er,latest station la%er
oogle earth
Software installation
(efore )ri#e Test, 3a!e sure about necessar% softare and the hardare de#ice ha#e installed in
the laptop"uch as '+'. /robe< ssistant"
The /robe peration uide can refer to attachment:
Device connection
fter finished the hardare dri#e softare,tr% to connect to /robe"
To configure hardare using /robe"perform the folloing steps=
Step1: tart '+'. /robe 2" softare"
Step2:Coose configuation!Device Manage"ent!Device Config"
Step#:$lic! the icon highlighted in red belo"
Step$:dd the &' ad>ust the inter#al at hich the &' can connect"
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DT Procedure
Step%:dd the / de#ice"
Step&:fter configuring the hardare"clic! the connection icon"
4f connection is successful,/robe ill displa% the folloing
'End
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DT Procedure
Importing eNodeB information
Step1:4mporting e+ode( information
Step2:
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DT Procedure
'End
Importing the electronic map layer
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DT Procedure
'End
Producing a Test Plan
4n the $onfiguration menu,$lic! %stem $onfig ,and then choose Test /lan"4n this section e
decribe using the Test /lan functions"
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DT Procedure
(TP )pload
(TP Download:
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'End
Conguring Proe
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DT Procedure
(ield test record
fer Finishing all the abo#e step" ;e can start the dri#e test"
Step1:/lanning the test route" ;e can plan the test road in the map before testing"4t can impro#e
our testing efficienc%
Step2:tart /robe and build a ne test pro>ect@or open the pro>ect %ou ha#e sa#edA
Step#:$onnecting the de#ice and start the test plan
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DT Procedure
Step$:Record the data file around the test areas
Step%:top the test and eBport the test 6og file to anal%sis
Drive Test Procedures
!"Coverage Test
*+,ective
The ob>ecti#e of this test is to chec! if thereCs sapped feeders and if the Radio &nits and
ntennae are radiating as supposed to be"
Coverage Test radio para"eters :
-adio Para"eters Remar!s
RR/ reference ignal Radio /oer, the poer of the &' recei#ed"
4+R signal to interference plus noise ratio ,the *ualit% of the signal in &'
recei#ed
RRD reference signal recei#ed *ualit%,sho the *ualit% of reference signal
/$4 ph%sical cell identifier
1. Serving PCI
For SSV this parameter can indicate whether the PCI is configured correctl or not andwhether the antenna is connected correctl or not.
Procedure Expected Result
!he test is done " dri#ing all the roads
around the sites in idle$acti#e mode .
%&'&( Pro"e will displa the ser#ing PCI
and record the log file.Chec) the PCI of
different cell .
PCI ser#ed correctl in each sector as it
should "e as planned
!est result*
2-Serving RSRP
Procedure Expected Result
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DT Procedure
!he test is done " dri#ing all the roadsaround the sites in idle$acti#e mode .
%&'&( Pro"e will displa the ser#ing
+S+P and record the log file
%&'&( ,ssistant can analse the log file
and show the result on the map and
statistics .
'ear a cell * +S+P-/80 dm &3cellent4
in the middle of a cell *
/100 +S+P /80 %ood4
at the edge of a cell *
110 +S+P /100 Fair4
/120 +S+P /110 Poor4
target* the minimum +S+P for 6&s to camp on a
cell is /107 dm.
The RSRP is greater than -110 dB in !0"areas at the cell.
!est result*
#-Serving RSR$
Procedure Expected Result
!he test is done " dri#ing all the roads
around the sites in idle$acti#e mode .%&'&( Pro"e will displa the ser#ing +S+
and record the log file.
%&'&( ,ssistant can analse the log file
and show the result on the map and statistics
.
RSR$ - /10 d &3cellent4
/12 d +S+ /10 d %ood4
/19 d +S+ /12 d Fair4
/1: d +S+ /19 d "ad4
target% The RSR$ is greater than -1& dB in
!0" areas at the cell.
!est result*
#-Serving SI'R
Procedure Expected Result
!he test is done " dri#ing all the roadsaround the sites in idle$acti#e mode .
%&'&( Pro"e will displa the ser#ing SI'+
and record the log file.
SI'+ - ;0 &3cellent4
20 d SI'+ ;0 d Ver good4
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DT Procedure
%&'&( ,ssistant can analse the log file
and show the result on the map and statistics
.
10 d SI'+ 20 d good4
0 d SI'+ 10 d Fair4
20 d SI'+ 0d poor4
target % The SI'R is greater than 0 dB in
!0" areas at the cell.
!est result*
#" Throughput test
Description
1- For each cell e should find 34) /oint and FR /oint aa% from the site to do )6
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)6=153bps,&6=103bps
tart donlin!
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" 3o#e the &' from the co#erage of cell 1 to the
co#erage of cell 2, or ad>ust the attenuator to ma!e the
signal *ualit% of cell 2 better than that of cell 1 to
trigger a hando#er for the &'"
" fter the hando#er is complete, chec! the status of the
FT/ donloading tas!""
-e"ar=s
1G" The folloing figure shos the message flo of intra-fre*uenc% hando#er procedure of intra-
e+ode("
@1A" The &' sends the 3easurement Report message @ '#entA to the e+ode("
@2A" The e+ode( sends the RR$ $onnection Reconfiguration message to the &' to indicate that the
radio resource configuration information for &' random accessing"
@A" The &' sends the RR$ Reconfiguration $omplete message to the target cell to confirm that the &'attaches to the target cell successfull%"
@A" The e+ode( sends the RR$ $onnect Reconfiguration message to the &' to indicate the
configuration of &' measurement and gets bac! the RR$ Reconfiguration $omplete @ando#er
completeA message from the &'"
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