Traffic Analysis and Design of Wireless IP Networks phần 2 pdf

... control is 30 Traffic Analysis and Design of Wireless IP Networks 2. 5.5.1 Wireless IP Standard for cdma2000 Within cdma2000 is defined a standard called Wireless IP standard” [21 ], which defines ... data rates than 2 Mbps. In the next section we refer to the Wireless IP standard defined for cdma2000, as well as its QoS concept. 32 Traffic Analysis and...

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... be [] uK bb b T T b T T c, ch, c, ch, == + +       ++ 2 22 11 22 11 1 1 22 2 ρρ ρρ 2       (7 .21 ) After some algebra, from the last relation we obtain [] uK bN b T b T ch, ch, == +       ++  2 2 1 2 1 1 1 2 11 1 2 2 2 22 2 / λ µ µ λ µ µ      (7 .22 ) Different ... number of busy logical channels (i.e., amount of band - width) in longer time i...

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... Multirate Traffic Analysis 22 0 7.6 Traffic Analysis of CDMA Networks 22 6 7.6.1 Capacity Analysis of CDMA Network 22 7 7.6 .2 Calculation of the Soft Capacity 23 3 7.6.3 Numerical Analysis 23 4 7.7 ... Analysis and Design of Wireless IP Networks 0 20 0 400 600 800 1000 1 99 21 99 41 996 1 998 2 000 2 00 2 Number of users (millions) Figure 2...

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... transition matrix: 96 Traffic Analysis and Design of Wireless IP Networks 4 Teletraffic Theory 4.1 Introduction For the purpose of design and analysis of telecommunications networks, we need to ... X =(x 1 , x 2 , , x n ) and t =(t 1 , t 2 , , t n ) are row matrices, while x i is a mem - ber of the family X of the random process. 94 Traffic Analysis a...

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... rate: 118 Traffic Analysis and Design of Wireless IP Networks n ,0 1,0 0,0 2, 0 1,1 0,1 2, 1 n– 1,1 1 ,2 0 ,2 2 ,2 0, –1 n 0, n λ 2 n µ 2 n– 1,0 λ 1 1, –1 n λ 2 λ 2 λ 2 λ 2 λ 2 λ 2 ( –1) n µ 2 µ 1 λ 1 3µ 2 ( ... –1) n µ 2 µ 1 λ 1 3µ 2 ( –1) n µ 2 3µ 2 λ 1 λ 1 µ 1 λ 1 λ 2 2µ 2 µ 1 λ 1 µ 2 λ 2 µ 1 2 2 2µ 1 λ 1 λ 2 2µ 1 λ 1 λ 2 µ 2...

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... levels: • Scheduling of packets from different traffic classes; • Scheduling of packets from individual flows within a same traffic class. 1 72 Traffic Analysis and Design of Wireless IP Networks Classifier 1 2 N To wireless link Admission ... be LRD as well as 158 Traffic Analysis and Design of Wireless IP Networks –0.4 –0 .2 0 0 .2 0.4 0.6 0.8...

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... used in wireless networks. 24 6 Traffic Analysis and Design of Wireless IP Networks 1 2 C Wireless link λµ 22 222 ,,,, hcn λµ 11111 ,,,, hcn λµ k ,,,, hcn kkkk Figure 8.3 Traffic model of a wireless ... in Wireless IP Networks 24 7 1,0 0,0 2, 0 1,1 0,1 2, 1 0 ,2 0,3 λ 2 (2) µ 2 (3) 3,0 λ 1 (0) 1 ,2 λ 2 (1) λ 2 (0) µ 1 (1) λ 1 (0) λ 2 (1) λ...

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... mobility of users and smaller cells. 28 0 Traffic Analysis and Design of Wireless IP Networks total background traffic load is 70%; thus, the total load is 90% of the link bandwidth. The throughput of ... be calculated as 27 8 Traffic Analysis and Design of Wireless IP Networks viewed as near constant in the analysis of A3 or B applications sinc...

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... crossover 316 Traffic Analysis and Design of Wireless IP Networks 0.9 0.91 0. 92 0.93 0.94 0.95 0.96 0.97 0.98 0.99 1 0 3 6 9 12 15 Time (sec) Throughput Hard handover Semisoft handover, delay =20 ms Semisoft ... hard handover. Soft and semi-soft handover schemes reduce the handover losses, but they are not eliminated. Also, soft handovers can cause packet reordering. 314...

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... 21 6, 22 0, 24 0, 24 2, 26 5 Call congestion, 110, 118, 22 4, 22 5 Call dropping, 20 1, 24 2 Call dropping probability, 174, 199, 20 3–5, 21 1, 21 4, 24 0, 24 2, 25 0, 25 9 Call duration, 20 0 Call intensity, 24 7, ... 127 28 , 146, 180, 1 82, 184, 20 4–5, 20 8, 21 4, 21 8, 22 3, 22 6, 23 3, 24 4 Poisson call departure, 23 3 Pole equation, 23 0 Power-based admissi...

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