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UMTS Coverage Estimation

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Contents

1 UMTS Service Model...................................................................................................................................1

1.1 Service Classification..........................................................................................................................1

1.2 Service Model......................................................................................................................................2

1.2.1 Classification of Area Types.....................................................................................................2

1.2.2 CS Domain Service Model.......................................................................................................3

1.2.3 PS Domain Service Model.......................................................................................................4

2 UMTS Coverage Estimation........................................................................................................................9

2.1 Radio Propagation Model....................................................................................................................

2.1.1 !ree Space Propagation "oss....................................................................................................

2.1.2 Propagation Model.................................................................................................................1#

2.2 "in$ %&dget.......................................................................................................................................12

2.2.1 %asic "in$ %&dget Parameters...............................................................................................13

2.2.2 'nlin$ %&dget.........................................................................................................................21

2.2.3 'plin$(Do)nlin$ %alance......................................................................................................22

2.3 Coverage Scale *stimation................................................................................................................23

2.3.1 Calc&lation of %S Coverage Radi&s.......................................................................................23

2.3.2 Calc&lation of %S Coverage Area..........................................................................................24

2.3.3 Scale Calc&lation....................................................................................................................2+

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1 UMTS Service Model

1.1 Service Classification

,n t-e 3PP protocol/ services r&nning in t-e 'MTS system are gro&ped into fo&r

classes 0ased on &ality of Service oS/ Conversational/ Streaming/ ,nteractive and

%ac$gro&nd. T-e 3PP protocol 22.1#+ gives eamples to ill&strate typical

applications of t-ese services and t-eir oS re5&irements. Ta0le 1.161 offers t-e 0asic

feat&res and typical cases of t-ese fo&r classes of services.

Ta0le 1.161 Service Classification

Service Category %asic !eat&res Typical Cases

Conversational

7eep time relations-ip 0et)een information

entities in stream/ conversational mode small

delay and strict delay 8itter re5&irement

9oice service/ video

conference/ interactive

game/ Telnet

Streaming7eep time relations-ip 0et)een information

entities in stream

9oice stream media

do)nload/ movie 0ro)se/

9ideo :n Demand 9:D

,nteractiveRe5&est response mode and $eep data

integrity

%asic 0ro)se/ mo0ile

office/ information service

and e6commerce

%ac$gro&ndTarget -as -ig- tolerance to data delay and

data integrity s-all 0e $ept

!a service/ SMS/ MMS/

!TP/ *6mail

!or different service cases/ t-e 'MTS service 0ear rate s-all 0e designed according to

t-eir special demands on radio reso&rces. Ta0le 1.162 lists t-e radio 0ear rates of t-ese

typical services.

Ta0le 1.162 Data Service Application Proportion and %ear Rate

Service%ear Rate $0ps

'plin$ Do)nlin$

*6mail ;4 ;4

MMS ;4 ;4

,ntranet ;4 12