Optical Filter Design and Analysis: A Signal Processing Approach

Index

Absorption loss, 56–57

Acousto-optic filter, 229–230

Add/drop filter, 8–10

Aliasing, 103–104

All-pass filter:

decomposition, 330–345

digital, 125–126

optical, 321–323

Amplified spontaneous emission (ASE) source, 358

Apodization, 142, 229, 290–292

Arrayed waveguide grating (AWG), see Waveguide grating router

Autocorrelation, 99, 105

Autoregressive filter (AR):

digital, 5, 109–110, 113–114, 117–118, 125, 148–154, 158–160

optical, 131–133, 237–285

Autoregressive moving average filter (ARMA):

digital, 5, 109, 140, 142–148, 160–161

optical, 133, 244–245, 255–258, 279–282, 284, 305–352

Bend loss, 58–60, 63

Bilinear transform, 143

Birefringence, 54, 83–85, 224

Birefringent filter, 224–225

Blaze angle, 180, 183

Bragg grating, 285–297, 373

Brewster's angle, 31

Butterworth filter, 142–148, 305–310, 317–318

Cascade filter architecture, 159, 171–177, 238–241, 322

Cauchy's integral theorem, 51

Causality, 110–112

Characteristic matrix, 281

Chebyshev filter, 142–148, 239, 250

Chebyshev's identity, 206

Chirped grating, 184–185, 287, 294–295

Circulator, 293–294, 357

Code division multiple access (CDMA), 399

Coherence:

interference, 359

length, 381

Convolution, 97

Coupled-mode theory, 71–72, 225–229, 287–288

Coupling ratio, 128

Cross-connect, 398

Degree of polarization, 363

Delay, wavelength-dependent, 328–330; see also Group delay, Unit delay

Delta function, 96, 98

Detector, 358

Device under test (DUT), 356

Diffraction, 100–101

Diffraction grating, 180–184

Directional coupler, 69–76, 128 ...