Introduction to Mobile Communications Engineering
A comprehensive and advanced introduction to the engineering and
design concepts for mobile communications systems.
TABLE OF CONTENTS Introduction to Mobile Communications Engineering
Index
Symbols
?/4-DQPSK modulation, 436, 485
A
Absorption losses, 100
Access Assignment Channel (AACH), 487
Access burst, 408
Access Grant Channel (AGCH), 402
Adaptive differential pulse code modulation (ADPCM), 467
Adaptive time alignment, 406, 413 15
Advanced mobile phone service (AMPS), 323
adjacent channel interference reduction, 351 54
allocated band, 349
base station location tolerance, 334
cell splitting, 354 55
channels, 429
cochannel reuse ratio, 335 36
deployment plan, 361
extended (EAMPS), 428, 429
features, 347 51
maximum cell radius, 334 35
minimum cell radius, 335
network roll-out, 351 60
network rollout plan example, 358 60
operation, 336 38
overlaid cell concept, 355 58
saturation, 428
schematic representation, 337
ST frequency, 349
system description, 336 38
system parameter selection criteria, 334 36
system spectrum allocation, 350
See also Cellular networks
Amplitude
response, 93 94
variations, 23
Antenna feeder, 197
Antenna gain, 421
base station, 206
isotropic, 421
usage correction, 196
Antenna multicouplers, 267 69
block diagram, 268
characteristics, 269
defined, 267
elements, 267
See also Antenna systems
Antennas
directive, 358
isotropic, 147
omni, 358, 371
Antenna switch (AS), 28
Antenna systems, 257 73, 288 complete, 272 73
connection options, 258
duplexers, 269
feeders, 269 72
illustrated, 273
introduction, 257
multicouplers, 267 69
Tx-Rx, 273
See also Base stations
Area coverage
multichannel operation, 53
overlap/capture areas, 57
radiocommunication system, 207
synchronous/quasi-synchronous operation, 56 58
techniques, 52 58
voting systems, 53 56
Area coverage probability, 200, 201, 202
defined, 202
fringe coverage probability relation, 203
illustrated, 201
Asynchronous duplex data transmission services, 424
Attenuation
linear, 193
propagation, 223
wall, 255
Audio tone signaling system, 43
Authentication, 388 90
challenge-response method, 389
MS, 390
Copyright Artech House 1999 under license agreement with Books24x7
