Page 239 - Integrated Wireless Propagation Models
P. 239

20.0
                  0.0                                              Measured
                      ...                                        I  Predicted    t-
             "E  -20.0
             co      If\
             ""0   -40.0
             �       {  fl.
                --60.0
             (f)
             (f)          "\\                       J �
             a:   -80.0
                         ' l\.                .JJt'  � �n.
               -100.0  :     l iT'                                      �
               -120.0
                    0.0     0.5     1.0     1.5    2.0     2.5     3.0     3.5    4.0
                                                   Miles
                                                   (a)
               1 0 0
                80              -
                           �
             �  60
             LL        �
             8   40
                     I
                20
                 0
                  0.0          6.0         1 2 .0       1 8 .0       24.0         30.0
                                                  dB
                                                  (b)
          FIGURE 4.2.7.4  Random-run case 1. (a) RSSI of measured versus predicted. (b) CDF of deviation
          between measured and predicted.

                  20.0
                     +-- - -+- - - +--- - -+- - ----ii--1 1  Measured ---- 1 1----1- -
                   0.0                                l   Predicted     I   J   ---i
              "E  -20.0         A
              co            .1'1�
              ""0   -40.0     . .
              c
              =      i�             �    I \
                      1'
              Ui   -60.0  ..
              (f)                    �                   ll           ..J
              a:  -80.0
                                           '�  n n L' "'-.\..  u::.�,.V
                -100.0 -3--- - --l--- - -l-- - --+ ....!b!:.,�� � � � � � !f---:� - -+-- - �
                -120.0  -l- ..-. -.- ..-+ -.- ,-,. -.- -h -.- ..,......, .-+ ..,......, -..- .....-- h- -.-..--.- -+-.........  -.- ..-+ -.- .,..-, -.--h  -.-  ..,......, �
                     0.0    0.2     0.4     0.6    0.8     1.0    1.2     1.4    1.6
                                                  Miles
                                                   (a)
                1 0 0
                 80                     ,..r
                                  _r'
              �  60
              LL            �
              8   40
                        �
                 20
                    w-
                  0
                   0.0         6.0          12.0        1 8 .0      24.0         30.0
                                                  dB
                                                  (b)
          FIGURE 4.2.7.5  Random-run case 2. (a) RSSI of measured versus predicted. (b) CDF of deviation
          between measured and predicted.
                                                                                     217
   234   235   236   237   238   239   240   241   242   243   244