Satellite networking principles and protocols phần 1 ppsx

... frequency bands 31 1 .11 Characteristics of satellite networks 32 1. 11. 1 Propagation delay 33 1. 11. 2 Propagation loss and power limited 33 1. 11. 3 Orbit space and bandwidth limited for coverage 34 1. 11. 4 ... Services 18 4 4 .10 .2 Addressing 18 4 4 .10 .3 Routing 18 4 4 .10 .4 Evolution 18 5 Further reading 18 5 Exercises 18 6 5 ATM over Satellite Networks 18 7 5 .1...

Ngày tải lên: 09/08/2014, 19:22

... and military satellites 10 .95 11 .2 International and domestic satellites in Region 1 and 3 11 .45 11 .7 12 .5 12 .75 (10 00 MHz) Intelsat, Eutelsat, France, German, Spain, Russia 13 14 /11 12 Ku band 13 .75 14 .5 ... communications Denomination Frequency bands (GHz) UHF 0.3 1. 12 L band 1. 12–2.6 S band 2.6–3.95 C band 3.95–8.2 X band 8.2 12 .4 Ku band 12 .4 18 K band 18 ....

Ngày tải lên: 09/08/2014, 19:22

... networ k 12 7 ANYTHING Loopback 00000000000000000 0000000000000000 000000000 0 000 00 11 111 111 111 111 111 111 111 111 1 111 11 11 111 111 11 1 11 1 11 Figure 3. 31 Special IP addresses Class A, B and C addresses identify the attachment point ... listener side tone rating 15 0 Satellite Networking: Principles and Protocols (LSTR), the design of the handset (D-factor),...

Ngày tải lên: 09/08/2014, 19:22

... Satellite terminal 1. Physical Satellite terminal 1. Physical1 1 010 1 010 1 010 bit stream Coder Modulator Satellite channel bit stream DecoderDemodulator Satellite channel 010 1 010 1 010 DecoderDemodulator Satellite ... Principles and Protocols Carrier wave 1. 5 1. 0 –0.5 0.0 0.5 1. 0 1. 5 1. 5 1. 0 –0.5 0.0 0.5 1. 0 1. 5 1. 5 1. 0 –0.5 0.0 0.5 1....

Ngày tải lên: 09/08/2014, 19:22

... traffic contract. 82 Satellite Networking: Principles and Protocols Performance of FEC codes 1. 0E – 06 1. 0E – 05 1. 0E – 04 1. 0E – 03 1. 0E – 02 1. 0E – 01 1.0E + 00 012 345678 910 Eb/No (dB) Bit ... log  Pd i = 1 x z ˜ l 1 x Pd i = 0x z ˜ l 1 x  i = 1 23 4 l 1 x = 4  1 l 1 d i  ˜ l 1 x = l 1 x − ˜ l 2 x l 2 x = 4  1...

Ngày tải lên: 09/08/2014, 19:22

... PPP. Default is 15 00.Default is 2. 0: Net layer protocol 1: other Default Default for Unnumbered frame Flag 011 111 10 Address 11 111 111 Control 00000 011 Bytes Protocol Payload Checksum Flag 011 111 10 Normally ... regenerative transponders 218 Satellite Networking: Principles and Protocols Flag 011 111 10 Address Control Payload Checksum Flag 011 111 10 1 31 3 1 10...

Ngày tải lên: 09/08/2014, 19:22

... probability 10 −3 10 −3 10 −3 10 −3 10 −3 U IPER Upper bound 1 10 −4 1 10 −4 1 10 −4 1 10 −4 1 10 −4 U (Reproduced with the kind permission of ITU). 264 Satellite Networking: Principles and Protocols satellite ... tutorial, IEEE Network, 14 (1) : 90 10 2, 2000. [18 ] Sun, Z., Broadband satellite networking, Space Communications, Special issue on On-Boar...

Ngày tải lên: 09/08/2014, 19:22

... autocorrelation function of such processes: rk ≈ 1 k a when k → and 0 <a< ;1 (8 .1) 296 Satellite Networking: Principles and Protocols 8 .1 Introduction In recent years, we have seen the tremendous ... over Table 8 .1 Parameters for G. 711 , G.729, G.723 .1 and G.726 codecs Codec Bit rate (kbit/s) Frame size (ms) Voice payload (bytes) Voice packet (bytes) With cRTP W...

Ngày tải lên: 09/08/2014, 19:22

... registry 010 , 011 , 10 0, 10 1, 11 0 4000-CFFF 5/8 Unassigned 11 10 D000-EFFF 1/ 16 Unassigned 11 11 0 F000-F7FF 1/ 32 Unassigned 11 11 10 F800-FBFF 1/ 64 Unassigned 11 11 110 FC00-FDFF 1/ 128 Unassigned 11 11 111 0 ... FE00-FE7F 1/ 512 Unassigned 11 11 111 0 10 F800-FEBF 1/ 1024 Link-local 11 11 111 0 11 FEC0-FEFF 1/ 1024 Site-local 11 11 111 1 FF00-FFFF 1/ 256...

Ngày tải lên: 09/08/2014, 19:22

... (Maass, 19 51) , Dams and Other Disasters (Morgan, 19 71) , The River Killers (Heuvelmans, 19 74), The Flood Control Controversy (Leopold and Maddock, 19 54), and The Corps and the Shore (Pilkey and Dixon, ... language (Figure 1. 1) that embodies thermodynamic constraints and mathematical equivalents for simulation (Gilliland and Risser, 19 77; Hall et al., 19 77; H. T. O...

Ngày tải lên: 06/07/2014, 14:20