Broadband Powerline Communications Networks Design phần 8 pdf
Broadband Powerline Communications Networks Design phần 8 pdf
... is
carried out;
Broadband Powerline Communications Networks H. Hrasnica, A. Haidine, and R. Lehnert
2004 John Wiley & Sons, Ltd ISBN: 0-470 -85 741-2
200 Broadband Powerline Communications Networks
a ... or
not affected by the disturbances.
214 Broadband Powerline Communications Networks
Packet size (bytes)
1500
Probability
0.3017
40 552 576
0.1227
0.13 08
0.44...
Broadband Powerline Communications Networks Design phần 3 pdf
... 6.2–6.5; 8. 1 8. 8;
12.2–13.2; 16.3–17.4; 18. 7– 18. 9;
22.0–22 .8; 25.0–25.21
Naval broadcast
communications
1.6–1 .8
Maritime DGPS 1 .8 2.0; 2.0–2.02
Radio Amateur Datamode, CW, fax, phone,
etc.
1 .81 –1 .85 ; ... 2 .8 3.0; 3.02–3.15; 3.4– 3.5;
3 .8 3.9; 4.4– 4.65; 5.4–5. 68;
6.6–6.7; 8. 81 8. 96; 10.0– 10.1;
10.1–11.1; 21.0–22.0; 23.0–23.2
Radio astronomy Radio Astronomy 13.3–13.4; 2...
Broadband Powerline Communications Networks Design phần 1 ppt
... 8 Broadband Powerline Communications Networks
Big customers
Individual
subscribers
Access networks
WAN
Figure 2.1 General structure of telecommunications networks
to the subscribers. ... optical telecommunications networks offer higher data rates than any
other communications technology. Frequent usage of optical transmission systems within
4 Broadband Powerline Communi...
Broadband Powerline Communications Networks Design phần 4 potx
... higher
Broadband Powerline Communications Networks H. Hrasnica, A. Haidine, and R. Lehnert
2004 John Wiley & Sons, Ltd ISBN: 0-470 -85 741-2
74 Broadband Powerline Communications Networks
Time
Amplitude ... place and
second to transmit a jamming signal that is designed to confuse the receiver. Therefore, a
80 Broadband Powerline Communications Networks
Applicati...
Broadband Powerline Communications Networks Design phần 5 pptx
... interleaving strategy
1 28 Broadband Powerline Communications Networks
mechanisms for error handling in PLC networks. Accordingly, both multiple access
scheme and MAC protocol have to be designed to allow ... access schemes can also be applied in various implementation
combinations.
1 18 Broadband Powerline Communications Networks
in the case of packet voice the continuous...
Broadband Powerline Communications Networks Design phần 6 pptx
... crosscorrelation
R
xy
(0) in a time interval T is zero [Yang 98] :
R
xy
(0) =
T
0
x(t)y(t) dt(5.4)
1 48 Broadband Powerline Communications Networks
5.2.3.4 Capacity
In TDMA and FDMA systems, network ... 9
according to Eq. (5.13). This autocorrelation function is presented in Fig. 5.23.
1 58 Broadband Powerline Communications Networks
Time slots
CW
1
CW
2
CW
3
CW
n
t
Figure...
Broadband Powerline Communications Networks Design phần 7 pot
... investigated for implementa-
tion in various telecommunications technologies (ATM, modern IP networks, etc.). Thus,
184 Broadband Powerline Communications Networks
realized by redirecting the transmission ... zero.
0.0
0.2
0.4
0.6
0 .8
1.0
0.001 0.01 0.1 1 10 100 1000
a
= 1.0
a
= 0.1
a
= 0.01
a
= 0.001
a
= 0
Utilization
Offered
load
Figure 5. 38 Network utilization for nonpersiste...
Broadband Powerline Communications Networks Design phần 9 potx
... maximum network load per station under certain RTT
P – average packet size
2 28 Broadband Powerline Communications Networks
10
100
1000
10,000
50 100 150 200 250 300 350 400 450
Delay (ms)
Number ... better than any investigated one-step protocol in networks with
both rare and frequent transmission requests.
234 Broadband Powerline Communications Networks
1
10
100
1000
10,0...
Broadband Powerline Communications Networks Design phần 10 pptx
... hoc networks,
Wireless Networks, 7, 371– 384 2001.
[Yang 98] S. C. Yang, CDMA RF System Engineering, Artech House, Inc., USA, 19 98, ISBN 0 -89 006-
991-3.
256 Broadband Powerline Communications Networks
In ... Selected Areas in Communications, 17(10),
1747–17 58 October 1999.
254 Broadband Powerline Communications Networks
0.2
0.3
0.4
0.5
0.6
0.7
0 .8
0.9
1
20 40 60 80...
broadband powerline communications networks
... II
Subnetwork III
Figure 2. 18 Gateways in the PLC access network
14 Broadband Powerline Communications Networks
2.2 Powerline Communications Systems
2.2.1 Historical Overview
PowerLine Communications is ... multiple PLC access networks (e.g. to connect more
than two access networks) . However, in the developing phase it is expected that PLC
38 Broadband Powerline C...
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