542 INDEX
general formula for, 524
GVD-induced, 48
PMD-induced, 44, 45
source-induced, 50
pulse-code modulation,seemodulation
pump depletion, 245
pump-station spacing, 260, 423
pumping efficiency, 251
pumping scheme
backward, 248, 423
bidirectional, 423
Q parameter, 164, 165, 168, 170, 172, 262,
270, 491
quantization noise, 9
quantum efficiency
differential, 109
external, 87, 109, 148
internal, 83, 87, 109
photodetector, 134
total, 88, 109
quantum limit, 167, 174
quantum-well laser,seesemiconductor lasers
quasi-phase-matching, 304
Raman amplification, 245, 367, 422, 425
backward, 423
Raman amplifier,seeamplifiers
Raman crosstalk,seecrosstalk
Raman gain, 63, 243, 366
Raman scattering, 59, 366–368, 506
intrapulse, 424, 450
spontaneous, 62, 246
stimulated, 62, 243, 445
Raman shift, 62
Raman-induced frequency shift, 424, 450
Raman-induced jitter,seetiming jitter
rare-earth elements, 250
rate equation, 90, 107, 114, 253
Rayleigh distribution, 494
Rayleigh scattering, 57, 248, 249
RC circuit, 193
RC time constant, 136, 137
receiver,seeoptical receiver
receiver design,seeoptical receiver
receiver noise,seenoise
receiver sensitivity, 162–168, 241, 261, 263,
490–497, 507
degradation of, 168–173, 202–217, 497–
507
recirculating fiber loop, 197, 269, 307, 309,
426, 435, 464
recombination rate, 84
recombination time, 84
regenerators, 184, 196, 280, 357
relative intensity noise,seeRIN
relaxation oscillations, 111, 112, 115, 117,
210
repeater spacing, 185, 419
repeaters, 184
resonant coupler, 349
responsivity, 261
APD, 144, 159
LED, 89
photodetector, 134
Rice distribution, 494, 496
ridgewaveguide, 98, 361
RIN, 115, 170, 214, 384, 500
dispersion-induced, 385
reflection-induced, 384
spectrum of, 115
ring cavity, 417
ring topology, 188
rise time, 112, 135, 193–195
rise-time budget, 193–195
router
passive, 352
static, 352
waveguide-grating, 351
WDM, 351
RZ format, 13, 114, 152, 194, 195, 317,
372, 376, 411, 418Sagnac interferometer, 343, 359, 377
sampling theorem, 9
saturable absorber, 417, 445
saturation current, 81
saturation energy, 237, 255
saturation power, 227, 235
output, 229, 235, 241, 255
saturation velocity, 137
SBS,seeBrillouin scattering
Schottky barrier, 148
SCM systems, 381–388
analog, 382–385
digital, 385–386
distortion in, 383
multiwavelength, 386
SDH, 13, 199, 336