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Performance of Automatic Frequency Planning and Optimization Algorithm for Cellular Networks


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Figure 1.

Geographical adjacent cells
Geographical adjacent cells

Figure 2.

System model
System model

Figure 3.

Cells geographical mapping
Cells geographical mapping

Cell site geographical location

Cell Site # X Coordinate value (in km) Y Coordinate value (in km)
1 1 1
2 3 1
3 5 1
4 1 3
5 3 3
6 5 3
7 1 5
8 3 5
9 5 5

Matlab simulation results

Calls Arriving in B3 (SumnB3) Sum of borrowed Channels (n) Sum of blocked calls in DCA (Sumnb) Sinn of blocked in FCA (Sumnb1) Probability of call block m DCA Probability of call block in FCA % Blocked calls in DCA % Blocked calls in FCA
812 6 16 302 0.0197 0.372 1.97 37.2
753 6 12 260 0.0159 0.345 1.59 34.5
764 1 22 285 0.0289 0.373 2.89 37.3
734 5 34 272 0.0463 0.371 4.63 37.1
784 3 13 274 0.0166 0.349 1.66 34.9
739 5 18 246 0.0244 0.333 2.44 33.3
704 5 19 250 0.0270 0.355 2.70 35.5
721 5 14 226 0.0194 0.313 1.94 31.3
817 5 22 312 0.0269 0.382 2.69 38.2
697 4 22 229 0.0316 0.329 3.16 32.9
777 5 0 289 0 0.372 0 37.2
826 2 8 302 0.097 0.366 0.97 36.6
785 5 12 289 0.0153 0.368 1.53 36.8
823 3 13 306 0.0158 0.372 1.58 37.2
682 2 16 223 0.0235 0.327 2.35 32.7
791 9 44 282 0.056 0.357 5.56 35.7
713 5 10 263 0.0140 0.369 1.40 36.9

3/9 Reuse Pattern

Channel Groups A1 B1 C1 A2 B2 C2 A3 B3 C3
RF Channels 1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18
19 20 21 22 23 24 25

AMPL Results

Deviations
Cell Sites 1 2 3 4 5 6 7 8 9
1 0 1 0.5 0 0.25 0 0 1 0.25
2 0.25 0 0 1 0.75 1 0 0 0
3 0.75 0 0.5 0 0 0 1 −1.074 0.75
eISSN:
2470-8038
Idioma:
Inglés
Calendario de la edición:
4 veces al año
Temas de la revista:
Computer Sciences, other