Broadband Powerline Communications Networks Design phần 3 pdf
Broadband Powerline Communications Networks Design phần 3 pdf
... 47,715/frequency (kHz) 1.705–10 100 30 10– 13. 5 53 30 30 13. 5 53 13. 567 10,000 30 13. 567–26.96 30 30 26.96–27.28 10,000 (average) 3 27.28 30 30 100 120 80 60 0 0 5 10 15 20 30 25 20 40 Radiated emission ... 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 Astro...
Ngày tải lên: 14/08/2014, 01:21
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: 0-470-85741-2 200 Broadband Powerline Communications Networks a ... with joint control messages, an 210 Broadband Powerline Communications Networks 6.2.2.2 Disturbance Modeling As presented in Sec. 3. 4.4, the disturbances in PLC...
Ngày tải lên: 14/08/2014, 01:21
Broadband Powerline Communications Networks Design phần 1 ppt
... 0-470-85741-2 Broadband Powerline Communications Networks viii Contents 3. 1.2 Organization of PLC Access Networks 41 3. 1 .3 Structure of In-home PLC Networks 47 3. 1.4 Complex PLC Access Networks 48 3. 1.5 Logical ... Systems 36 2.4.5 Performance Improvement by Efficient MAC Layer 36 2.5 Summary 37 3 PLC Network Characteristics 39 3. 1 Network Topology 39 3. 1.1...
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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: 0-470-85741-2 74 Broadband Powerline Communications Networks Time Amplitude ... by Eqs. (3. 26) and (3. 27) for residential and industrial environments respectively; [Phil00]: N BN (f ) = 35 + 35 · e − f [ MHz] 3, 6 for residential environments a...
Ngày tải lên: 14/08/2014, 01:21
Broadband Powerline Communications Networks Design phần 5 pptx
... c (1) 1 c (2) 1 c (1) 2 c (2) 2 c (1) 3 c (2) 3 (4.51) 106 Broadband Powerline Communications Networks + + + MUX message bits Code bits c i (1) c i (2) c i (3) a i a i −1 a i −2 a i 3 s i (1) s i (2) s i (3) Figure 4.20 ... 2Symbol 1 01 23 45 7 0415 2 637 Error burst Channel De-interleaver 0415 2 637 4671 230 6 5 Figure 4.25 Operations of simple interleaving strategy 128...
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Broadband Powerline Communications Networks Design phần 6 pptx
... described in [Walke99]; for example, the 134 Broadband Powerline Communications Networks SC1 SC2 SC3 SCk SC1 SC2 SC3 SCk SC1 SC2 SC3 SCk SC1 SC2 SC3 SCk CH1 CH2 CH3 CH n Figure 5.7 OFDMA channel structure In ... 9 according to Eq. (5. 13) . This autocorrelation function is presented in Fig. 5. 23. 158 Broadband Powerline Communications Networks Time slots CW 1 CW 2 CW 3 CW...
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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 ... token-ring protocol [Chan00], the 162 Broadband Powerline Communications Networks Start End Packet generation Channel idle ? Transmit ACK ? N Y N Y Back off Figure 5 .35...
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Broadband Powerline Communications Networks Design phần 9 potx
... protocol in networks with both rare and frequent transmission requests. 234 Broadband Powerline Communications Networks 1 10 100 1000 10,000 100,000 1e + 06 50 100 150 200 250 30 0 35 0 400 450 ... piggybacking, extended random access, and dynamic backoff mechanism 240 Broadband Powerline Communications Networks 6 .3. 3 .3 Two-step Reservation Protocol From the investiga...
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Broadband Powerline Communications Networks Design phần 10 pptx
... data rate/kbps Share/% M1 Uplink 3. 55 33 2.5 0.75 40 M2 Uplink 1.06 33 2.5 2.5 20 M3 Uplink 0 .35 33 2.5 7.5 10 M4 Downlink 0.88 822 .33 7.5 10 M5 Downlink 0.26 822 .33 25 10 M6 Downlink 0.07 822 .33 100 10 Average: ... hoc networks, Wireless Networks, 7, 37 1 38 4 2001. [Yang98] S. C. Yang, CDMA RF System Engineering, Artech House, Inc., USA, 1998, ISBN 0-89006- 991 -3. 256 Broadb...
Ngày tải lên: 14/08/2014, 01:21
broadband powerline communications networks
... t 1 f 2 or t 2 f 3 or t 3 Subnetwork I Subnetwork II Subnetwork III Figure 2.18 Gateways in the PLC access network 14 Broadband Powerline Communications Networks 2.2 Powerline Communications ... areas, low-voltage networks are realized with underground cables, whereas in rural areas they exist usually as overhead networks. 32 Broadband Powerline Communications N...
Ngày tải lên: 17/07/2014, 09:29