Wireless Ad Hoc and Sensor Networks

512 Wireless Ad Hoc and Sensor Networksexperimental results, 290–291fast updates, 293, 294, 295–296feedback, 239–240four nodes, 293, 295–296, 295–296fundamentals, 233–235, 296–297hardware, 282–296heuristic rate adaptation, 259–268hidden-terminal problem, 243–244, 243–245IEEE standard 802.11, 240, 240implementation, 239–242, 275MAC protocol, 242–249, 268maximum usable rate, 262minimum usable rate, 262–265, 263modulation, 265–266, 266, 274–275NS-2 implementation, 249, 249one-hop topology, 276, 276–277overhead analysis, 247–248path loss effect, 290–291, 290–291power reset, 240–241power selection, rate, 266–267protocols, 242–249, 257–259, 258–259, 268radio channel model, 236–237random topology, 278–279, 279rate adaptation, 254–259retransmissions, 240–241Riccatti equation, 272–274signal-to-interference ratio, 235–236simulation, 250–253, 251–253, 275–282slowly varying interference, 291, 292, 293slow updates, 293–294software, 287, 287–290state estimation, channel, 261–262two-hop topology, 276–278, 277–278,279–282, 280–282uncertainties, channel, 235–237utilization, channel, 243, 246Wireless ad hoc networks, optimized energydelayrouting (OEDR) protocolad hoc wireless networks, routing, 358–360comparisons, 408–411, 408–412energy-delay information declaration, 367energy-delay metrics calculation,363–364examples, 364–366, 370–371, 376–382,392–394, 396–412fundamentals, 357–358, 362–372, 423–425mobile base station, 402–408, 403–407mobile networks, 411–414, 413–414multipoint relay selection, 364–367neighbor-sensing, 363–364optimality analysis, 372–375, 394, 394–396optimal relay node selection, 388–390,388–391optimized energy-delay subnetworkrouting protocol, 385–396, 408–411,414–420optimized link state routing protocol,360–362, 361–362performance evaluation, 375–382, 396–414protocol summary, 371–372relay-node selection algorithm, 390–394,391routing, 358–360, 382, 382–385, 387–396routing table calculation, 367–371, 369,370–371, 371self-organization, 385–387, 386stationary nodes, 396–402, 399–402subnetwork protocol, 385–396, 386variable number of nodes, 378–382,380–381varying node mobility, 376, 377–379, 378wireless sensor networks, routing, 382,382–385Wireless cellular networks, distributedpower control, see also Cellularwireless networksactive link protection, 204–206ad hoc networks, 240, 240admission control, 200–212admission controller algorithm, 206–212admission delay evaluation, 208, 211, 212algorithms, 206–212, 240, 240–242Bambos scheme, 182cellular network applications, 189–200constrained second-order power control,182–183controller scheme development, 214–230dropped links, 208, 211, 212fading channels, 212–230feedback, 239–240fundamentals, 177–179, 230, 239IEEE standard 802.11, 240, 240mobile users, 192–193, 226, 228–229path loss, 180–200peer-to-peer network, 207–208, 207–210performance evaluation, 225–226, 227power reset, 240–241radio channel uncertainties, 212–214retransmissions, 240–241simulation, 250–253, 251–252state-space-based controls design, 183–189transmitter power control, mobile users,192–193, 194–195uplink transmitter power control,189–190, 190–193, 192wireless network applications, 200–212