Advanced wireless networks 4g technologies phần 4 ppsx
Advanced wireless networks 4g technologies phần 4 ppsx
... 1012 141 618
0
1
2
3
4
a - Drop Tail
8 1012 141 8
0
1
2
3
4
b - Random Drop
01
a - Drop tail
8 1012 141 61
0
1
2
3
4
b - Random drop
Node 5 throughput (%)
Node 5 throughput (%)
Buffer sizeBuffer size
46 81012
0
1
2
3
4
c ... (QoS) in 4G wireless networks, it is essential to model a wireless channel in terms of
connection-level QoS metrics such as data rate, delay and delay-vio...
Advanced wireless networks 4g technologies phần 7 ppsx
... kHz
40 .66 40 .70 MHz 40 .68 MHz
43 3.05 43 4.79 MHz 43 3.92 MHz
902–928 MHz 915 MHz
240 0–2500 MHz 245 0 MHz
5725–5875 MHz 5800 MHz
24 24. 25 GHz 24. 125 GHz
61–61.5 GHz 61.25 GHz
122–123 GHz 122.5 GHz
244 – 246 ... 0
528 AD HOC NETWORKS
0.2
0.3
0 .4
0.5
0.6
0.7
0.8
0.9
1
40 60 80 100 120 140 160
SP
0.1
0.2
0.3
0 .4
0.5
0.6
0.7
0.8
0.9
1
40 60 80 100 120 140 160
0.2
0.3
0 .4
0....
Advanced wireless networks 4g technologies phần 1 pptx
... 392
12 .4 CDMA Cellular Multimedia Wireless Networks 395
12 .4. 1 Principles of SCAC 40 0
12 .4. 2 QoS differentiation paradigms 40 4
12 .4. 3 Traffic model 40 6
12 .4. 4 Performance evaluation 40 8
12 .4. 5 Related ... differentiation 41 2
12 .4. 10 Example of a single-class system 41 2
12 .4. 11 NRT packet access control 41 4
12 .4. 12 Assumptions 41 5
12 .4. 13 Estimation of av...
Advanced wireless networks 4g technologies phần 2 pot
... Whittemore 4. 1 7.1 2. 74 4.72 11.16 3.08 2 .47 0.36 −29.7 Corner
4. 2 3.8 2 .4 4.98 11.11 3.17 2 .40 0 .47 − 24. 2 Center
4. 3 5.2 12.88 31.10 26.36 6.86 12.88 2.95 −56.2 Corner, ⊥ to TX
4. 4 4. 2 21.3 33. 94 31.5 ... 1.1 5 80.0 14. 7 0 .46 0.83 −80.7 4. 0 12.3 − 14. 9
1.2 10 52.0 18.8 0 .44 0. 74 −86.6 4. 0 12.0 −18.2
1.3 20 85.9 40 .1 0.56 0.28 −61.9 8.0 14. 5 −28.8
1 .4 30 116...
Advanced wireless networks 4g technologies phần 3 docx
... PROTOCOLS 193
2
3
4
1
1.2 1
2.1
0 .4
2
3
4
1
49
8
7
6
5
5 6
0.20.2
6
44
2
3
4
1
1.2 1
2.1
0 .4
2
3
4
1
49
8
7
6
5
5 6
0.20.2
6
44
3
4
2.1
0 .4
2
3
4
1
49
8
7
6
5
5 66
0.20.2
666
44
Figure 7.3 Weighted ... 201
2
3
4
1
3
1
1
2.5
Graph
2
3
4
1
3
1
1
2.5
2
3
4
1
3
1
1
2.5
Graph
2
3
4
1
1
1
2.5
2
3
4
1
1
1
2.5
2
3
4
1
1
1
2.5
Minimum spanning tree
2
3
4
1
3...
Advanced wireless networks 4g technologies phần 5 pps
... Char Count= 0
3 64 MOBILITY MANAGEMENT
[56] M. Veeraraghavan and G. Dommetry, Mobile location man-agement in ATM networks,
IEEE J. Select. Areas Commun., vol. 15, 1997, pp. 143 7– 145 4.
[57] M. Veeraraghavan, ... user location update for wireless PCS
networks, ACM-Baltzer J. Wireless Networks, vol. 1, no. 2, 1995, pp. 187–196.
[9] B. Akyol and D. Cox, Re-routing for handoff in a wi...
Advanced wireless networks 4g technologies phần 6 docx
... SNR = 7 dB; M = 4; = 5 ns; v
bTH
= 5 Mbt/s; T
frame
= 10 ns.
45 4
JWBK083-12 JWBK083-Glisic February 23, 2006 4: 54 Char Count= 0
DYNAMIC SPECTRA SHARING IN WIRELESS NETWORKS 44 7
r(k)
SH
SH
SH ... 2006 4: 54 Char Count= 0
42 4 ADAPTIVE RESOURCE MANAGEMENT
0.5 1 1.5 2 2.5 3 3.5 4
0
5
10
15
20
25
Common divisor of the RT offered traffic
Upper Limit of Throughput
7:2:1 MTIP
4...
Advanced wireless networks 4g technologies phần 8 pps
... dissem-
inating information in wireless sensor networks, Wireless Networks, vol. 8, nos 2–3,
2002, pp. 169–185.
JWBK083-16 JWBK083-Glisic February 23, 2006 5: 34 Char Count= 0
644 ACTIVE NETWORKS
An example ... reference architecture.
16.3 EVOLUTION TO 4G WIRELESS NETWORKS
Given the volume of investments in existing networks infrastructure, a possible way to
4G might be ev...
Advanced wireless networks 4g technologies phần 9 ppt
... found in Roman [ 24] .
17.5 SELF-ORGANIZATION IN 4G NETWORKS
17.5.1 Motivation
Self-organisation is an emerging principle that will be used to organise 4G cellular networks
[25 40 ]. It is a functionality ... layer information
0
0 10203 040 50
5
10
15
20
25
30
35
40
Speed
0 10203 040 50
Speed
0 10203 040 50
Speed
0 10203 040 50
Speed
Number of Messages per second
0
5
10
15
20
25
30...
Advanced wireless networks 4g technologies phần 10 doc
... transmitting the watermarked
Advanced Wireless Networks: 4G Technologies Savo G. Glisic
C
2006 John Wiley & Sons, Ltd.
817
JWBK083-20 JWBK083-Glisic February 23, 2006 5 :45 Char Count= 0
MAXIMIZING ... E
m
(D) ∝ D
K
.
Advanced Wireless Networks: 4G Technologies Savo G. Glisic
C
2006 John Wiley & Sons, Ltd.
801
JWBK083-19 JWBK083-Glisic March 7, 2006 20:8 Char Cou...
Từ khóa: