Agilent CDMA Drive Test(2)

8/17/2019 Agilent CDMA Drive Test(2)

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E6474A Agilent CDMA Drive Test

System


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Why do Drive Test ???

•Band ClearanceBand Clearance•Frequency PlanningFrequency Planning•Troubleshooting ProblemsTroubleshooting Problems

•Optimizing Network Optimizing Network •Competitive nalysisCompetitive nalysis•Benchmarking Network Per!ormanceBenchmarking Network Per!ormance


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A Sample of Netor!

"erforman#e "ro$lems %

CustomerComplaints

Technical "eason

No Service Coverage, Interference

Call Unsuccessful Congestion, Interference,Uplink Imbalance

Poor Speech Qualit Coverage, Interference, No!an"overs

Call #rop Coverage, Interference, No!an"overs

Poor speech at other en" Coverage, Uplink Interference, Uplink Imbalance, S$ithcingSstem


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What do yo& ish to do ??

• &roubleshoot Customer Complaints•#iagnose other problems impacting customers•'ptimi(e the Net$ork•)e"uce interference in our net$ork•*easure In"oor Performance•Compare our Net$ork+s Performance $ithcompetitor+s•-enchmark the Net$ork Performance

#ow do you do these $$%hat tools do you use $$


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Page .

'ptimi(ation "ro#ess


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Page /

Conventional Drive Test System

C&'phone

(P)

PC

Post Processing Soft$are


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Conventional Drive Test SystemWhat can it measure ??

&ells ou 1!& it is the problem

•Coverage•Speech Qualit

•Call 4ailures 5 #rop,-lock, etc 6

1hat it cannot measure $

&roubleshoot the Cause

7 Interference 7 *ultipath 7 *issing Neighbors 7 Snch Problems

%hy%hy is the problem $$$is the problem $$$


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Agilent Drive Test System

RS-232

PC

9PS

P'S&P)'C:SSIN9S'4&1):

CT*+

C#*P!'N:5ma; %6

C#*)eceiver5ma; %6


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"hone and )e#eiver

"hone meas&res the signal performan#e and netor! information %•*E)•)SS+•A#tive, Candidate, Neigh$ors set•Netor! info

•Et#

)e#eiver tro&$leshoots the pro$lems %•Missing neigh$ors•Windos sear#h pro$lem- indos sear#h optimi(ation

•."S Syn#hroni(ation•+nterferen#e /spe#tr&m analysis0•CW- "oer meas&rement for planning /1ee2s #riteria0•Et#


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Agilent #dma3 Drive Test Men& /An 'vervie0


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#dma3 drive test men&s %

,- P#ON./- ".C.*0."1- &T

2- Others


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System Set&p

,

/

'ultiple &evices• Using #ual Port PC*CI Car"• Using :/%03 US- #irect Connect !ub


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Config&ring CDMA "hone

Properties #ialog -o; for a #irect Connect C#* Phone

)ight7Click on #evice


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Config&ring CDMA3 "honeCDMA3 1og Mas!

Properties #ialog -o; for a #irect Connect C#* Phone


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Call Statisti#s

)ight7click in the tableto access the properties


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CDMA "hone 5ies


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CDMA "hone 5iesSignal Strength


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CDMA "hone 5ies"ilot Sets


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CDMA "hone 5ies

"hone Stat&s

T and ) "oer


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CDMA "hone 5ies

*E)

) and T 5o#oder


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1ayer8 Messaging

CDMA CA+ Message2s "roperties


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E6474A )e#eiver 5ies


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CDMA )e#eiver Spe#tr&m Analy(er 5ie

'easureme

nt%indow

'easurement

Controls

&isplay Controls


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CDMA )e#eiver 9 "ilot Analy(er 5ieAll "ilots Meas&rement

Click on 3ll Pilots4 !or measurement type-

dd a

marker-

ctive 'arker

'arker in!o


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CDMA )e#eiver "ilot Analy(er 5ie

'ultiple measurement wind


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CDMA Receiver - Pilot ViewTo ! Measurements

&isplay .c5*o or .c

&isplay

#orizontalBar Charts

Thresholdwill onlydisplay

signalsabove setvalue-

3Top N4

measurementtype

• P! "nc - #ilters the P!s recor$e$ an$ $isla%e$&

• To ! - Measure To ! stron'est Pilots&


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CDMA Receiver - Pilot View(oome$


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CDMA Receiver - Pilot View(oome$ - )*amle

Twoseparatepaths !romthesame PN

0alues !or thetwo markers

CDMA Receiver Pil t Vi


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CDMA Receiver - Pilot View+ser ,ist

6ser 7ist Pilots 8.c5*o threshold set to 9,:-; dB<

6ser9speci=ed list


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Page 3>

CDMA )e#eiver CD"3"ilot 5ie

Co$e Domain Power 2

CDMA )e#ei er


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CDMA )e#eiver CW-Channel "oer 5ie

Channel Power 7ist

Channel Bandwidth


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CDMA )e#eiver CW-Channel "oer 5ie

Differen#e :eteen CW and Channel "oer

4= 42 43

P o w e r )-1

C% Power 'easurement

4= 42 43

P o w e r

Channel -1

Channel Power 'easurement


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Navigation


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)o&te Map+n95ehi#le 'peration

#4I ?ie$@


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Page 3.

)o&te Map+n9:&ilding 'peration

&he follo$ing buttons appear $hen ou start an in7buil"ing "ata collection test

Up"ate Position 7 Click on this buttselecting position point on the rout

Ne;t Position 7 #isplas "ialog bo

latitu"e an" longitu"e can be ent

1alkingANot 1alking 7 1hen star$alking, click on this icon

Pace" *o"e 7 Use" fornavigation $henBoor plan is not available


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+ndoor Meas&rement System 'ptions


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Meas&rement System :a#!pa#!

• ;olds &p to to re#eivers

•


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Page 3<

Time Chart

*arkers


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Page %>

Monitor Settings


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Page %=

"lay$a#! Mode

)epla 7 )epla begins

4ast )epla 7 Up to 0; spee"

)everse )epla

4ast )everse )epla 7 Up to 0; spee"

Pause )epla

Stop )epla


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Page %2

Eport


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Page %3

)eport .enerator


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Page %%

)emem$er Agilent E6474A is not @&st a Drive

Test System

+t2s a ComleteComlete

!etwor. /erations0Maintenance0!etwor. /erations0Maintenance0Trou1leshootin'Trou1leshootin'

an$ /timiationan$ /timiation

ToolTool


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Agilent E6474A #omes ith ?

= gilent+s 9lobal Calibration !ar"$are Support

2 gilent+s pplication Support

3 gilent+s :;pertise in 1ireless Net$orks

% !igh Devel Pro"uct &raining

. Net$ork Planning,&roubleshooting an" 'ptimi(ation

&raining@

/ Net$ork Consultanc Services

Agilent CDMA Drive Test(2)

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