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7/25/2019 GSM RF Planning.ppt
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R
F
Optimization
&
Planning
By:
Mohammad Haris Khan
RF Optimization EngineerMobilink o!th
"o# $% $%%'
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What is RF Planning? Coverage and Capacity. Calibration of Planning Tools. Frequency Planning.
What is RF Optii!ation? "et#or$ %nalysis.
Paraeter Tuning. &aintain and 'prove (P')s.
&ohaad *aris (han&obilin$ + RF Optii!ation ,
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RF Planning(M Bands:
)*(M '%% +P,(M-a- /0 + /12 &*! 34plin$-b- /52 + /60 &*! 37o#nlin$-
c- 1,8 9 "uber of %vailable %RFC"s.
$*(M ).%% +/0-a- 1:10 + 1:2 &*! 34plin$-b- 102 + 10 &*! 37o#nlin$-
c- 5:8 9 "uber of %vailable %RFC"s.
&ohaad *aris (han&obilin$ + RF Optii!ation 5
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RF Planning1
&ohaad *aris (han&obilin$ + RF Optii!ation 8
2ypes o3 ites:)* ingle ite
a- ;
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RF Planning1
&ohaad *aris (han&obilin$ + RF Optii!ation 2
0o#erage and 0apa6ity: 0o#erage:
7epends upon the area 3e.g. 4rban@ Rural@ *illy@ *igh#ay- Fre7!en6yis in#ersely proportional to the 8a#e 9ength
Which typeof site should be proposed 3or highay3Considering the long area but very lo# traffic- ???
0apa6ity:
%l#ays coes #ith coverage area Capacity ust be $no#n properly before deciding for Coverage "o. of radiosust be finali!ed as per Capacity of the area
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RF Planning1
&ohaad *aris (han&obilin$ + RF Optii!ation 6
2ra33i6 Handling:
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RF Optimization
&ohaad *aris (han&obilin$ + RF Optii!ation :
"etork =nalysis
)* 2oolsare used to eAtract ra# counters in
statistical for 3e.g.9 &a$ing Pivot Charts- to analy!e the (P')s.
$* 9og Filesanalysis using 2EM3RF Tool-
a- TB&< is an Bricsson propriety
b- 4sed for %ir 'nterface %nalysis
c- Provide inforation of all three functional layers of ;
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RF Optimization1
&ohaad *aris (han&obilin$ + RF Optii!ation
2ra33i6 Balan6ing
1. There should be a Pre3erred Band
a- Preferred >and is usually 7C< 3;
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RF Optimization1
&ohaad *aris (han&obilin$ + RF Optii!ation /
0ongestion and its Remedy
1. Congestion usually occurs #hen there are less no. of channels available
than offered traffic 3in Brlang-
,. *o# to %void 0ongestion???
a- ;eneral Capture *O 3 evel 7ependent -
b- Traffic *O 3 evel and %vailability dependent -
c- 7irected Retry *O 3 "(
8. Final possible solution is E
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RF Optimization1
&ohaad *aris (han&obilin$ + RF Optii!ation 10
MaAor KP>s
1. C
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R
F
Optimization
&Planning
Presented 2o:
4san 'nstitute of Technology
Presented By:
&ohaad *aris (han
&obilin$ + RF Optii!ation
/ated:
Friday@ "ov ,0 ),00/