Page 176 - Integrated Wireless Propagation Models
P. 176
154 C h a p t e r T h r e e
Route
33.7904
33.7850
33.7800
33.7750
Q)
'0
.a 33.7700
�
_I
33.7650
33.7600
33.7550 •
33.7503 _j_��llllllllllllllllllllllll��----__j
-11 7 9 586 -11 7 9 400 -11 7 .9186
Longitude
FIGURE 3.1.7.2.2.3 Drive route n Los Angeles.
i
-40
-60
'E
co
2- -80
Ui
Ul +
a: -100
-120
0 500 1 0 00 1 5 00 2000 2500 3000 3500 4000
Radio distance (m)
FIGURE 3.1.7.2.2.4 RSSI versus radial distance.
Parameter Omni 3-Sec Lee's 6-Sec Smart
Bandwidth M Hz) 12.5 12.5 12. 5 12.5 12.5
(
# of channels 417 417 417 417 417
Reuse factor 7 4 3 3 3
Channeljcell 59.57 104.3 139 139 139
Channeljcelljsector 59.57 34.75 23.17
Erlangj sector 49.2 26.1 15.9
Erlangjce l l 49.2 78.3 126 95.4 126
/
Erlangjceii M H z 3.94 6.26 10.08 7 . 6 3 10.08
TABLE 3.1.7.2.2.1 Capacity Compa r ison Between Different Systems at a 2%
Blocking Rate
