GSM RF Planning.ppt

7/25/2019 GSM RF Planning.ppt

1/12

R

F

Optimization

&

Planning

By:

Mohammad Haris Khan

RF Optimization EngineerMobilink o!th

"o# $% $%%'


2/12

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 ,


3/12

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


4/12

RF Planning1


2ypes o3 ites:)* ingle ite

a- ;


5/12

RF Planning1


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


6/12

RF Planning1


2ra33i6 Handling:


7/12

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 ;


8/12

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


10/12

RF Optimization1


MaAor KP>s

1. C


11/12


12/12

R

F

Optimization

&Planning

Presented 2o:

4san 'nstitute of Technology

Presented By:

&ohaad *aris (han

&obilin$ + RF Optii!ation

/ated:

Friday@ "ov ,0 ),00/

GSM RF Planning.ppt

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Transcript of GSM RF Planning.ppt