Optical communications from a Fourier perspective : Fourier theory and optical fiber devices and systems /
Optical Communications from a Fourier Perspective: Fourier Theory and Optical Fiber Devices and Systems covers a broad range of subjects spanning Fourier theory and signal analysis over photonic components, including time lenses in optical communication.
Αποθηκεύτηκε σε:
| Κύριος συγγραφέας: | |
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| Άλλοι συγγραφείς: | |
| Μορφή: | Ηλεκτρονική πηγή Ηλ. βιβλίο |
| Γλώσσα: | Αγγλικά |
| Έκδοση: |
Amsterdam :
Elsevier,
2024.
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| Θέματα: | |
| Διαθέσιμο Online: | ScienceDirect |
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Πίνακας περιεχομένων:
- Front Cover
- Optical Communications From a Fourier Perspective
- Copyright
- Contents
- Preface
- Acknowledgments
- 1 The Dirac delta function and Heaviside step function
- 1.1 Definition of the Dirac delta function
- 1.2 Dirichlet integrals
- 1.3 Properties of the delta function
- 1.4 The Heaviside step function
- 1.5 Summary
- 2 Fourier series, Parseval's theorem, FFT and Cooley-Tukey algorithm
- 2.1 Fourier series
- 2.2 Train of rectangular pulses
- 2.3 Train of delta pulses and the comb function
- 2.4 Parseval's power theorem for periodic signals
- 2.5 The discrete Fourier transform
- 2.5.1 Discrete Fourier transform of a sampled function
- 2.6 FFT based on Cooley-Tukey algorithm
- 2.7 Summary
- 3 Fourier integrals and series
- 3.1 The Fourier transformation and the Fourier integral theorem
- 3.2 From Fourier series to integrals
- 3.3 From Fourier integrals to series
- 3.4 Notation
- 3.5 Summary
- 4 Properties of the Fourier transform and Heaviside's step function
- 4.1 Important properties
- 4.1.1 Convolution of two functions
- 4.1.2 Convolution theorem for the discrete Fourier transform
- 4.2 Important examples of Fourier transforms
- 4.3 Relation between pulse and spectral widths
- 4.3.1 Spectral bandwidth of a real signal
- 4.4 Fourier transform of the Heaviside step function
- 4.4.1 The principal value integral
- 4.5 Integration theorem and other examples involving the step function
- 4.6 Sampling theorem for aperiodic functions
- 4.7 Numerical calculation of the Fourier transform
- 4.7.1 DFT and differential operators
- 4.7.2 Fourier transforms and window functions
- 4.8 Numerical calculation of the inverse Fourier transform
- 4.9 Summary
- 5 Complex signal, complex envelope, and Hilbert transform
- 5.1 Complex signal
- 5.2 Complex envelope of a bandpass signal.
- 8 Transfer matrices and frequency filters
- 8.1 Transfer functions, transfer matrices, and quadrature filter
- 8.2 Frequency filters
- 8.2.1 Third-order lowpass Butterworth filter
- 8.2.2 Third-order highpass Butterworth filters
- 8.2.3 Bandpass filters
- 8.3 Summary
- 9 Laplace transforms, transfer functions, Nyquist criterion
- 9.1 The Laplace transform and its inverse
- 9.2 Important properties of Laplace transform
- 9.3 Important examples of Laplace transforms
- 9.4 Transfer functions for passive and active LTI systems
- 9.5 Laplace-method applied on series resonant circuit
- 9.6 Transimpedance front end
- 9.7 Nyquist criterion
- 9.8 Summary
- 10 Maxwell's equations, optical waveguides, and Poynting vector
- 10.1 Maxwell's equations and Helmholtz equation
- 10.2 Wave propagation in planar optical waveguide
- 10.3 Wave propagation in a step-index optical fiber
- 10.4 Wave propagation in a graded-index optical fiber
- 10.5 Derivation of the wave equation for both rectangular and circular waveguide
- 10.6 Poynting vector and photodetection
- 10.7 Summary
- 11 Pulse propagation in optical fibers
- 11.1 Fundamental equations for a general pulse shape
- 11.2 Introduction of a new time reference
- 11.3 Fiber impulse response
- 11.4 Introduction of a Gaussian input pulse
- 11.5 Propagation of a Gaussian pulse
- 11.6 Material and waveguide dispersion
- 11.7 Pulse propagation in a dispersion compensating fiber
- 11.8 Summary
- 12 Split-step Fourier method and nonlinear Schr̲dinger equation
- 12.1 The nonlinear Schr̲dinger equation
- 12.2 Operators for dispersion and nonlinearity
- 12.3 Split-step Fourier method
- 12.3.1 Symmetrized split-step Fourier method
- 12.4 Fundamental soliton solution to the NLSE
- 12.4.1 Numerical example
- 12.5 Summary
- 13 Introduction to modulation formats.
- 13.1 Intensity modulation and direct detection
- 13.2 ASK, PSK, and FSK binary modulation
- 13.3 Multilevel modulation formats
- 13.3.1 Phase modulator
- 13.3.2 Delay interferometer
- 13.3.3 Mach-Zehnder modulator
- 13.3.4 Dual Mach-Zehnder modulator
- 13.4 Differential binary and quadrature PSK
- 13.4.1 Precoding and DQPSK modulation
- 13.4.2 DQPSK receiver with interferometric direct detection
- 13.4.3 DQPSK receiver with heterodyne detection
- 13.5 Short introduction to PDM and WDM
- 13.6 Summary
- 14 Required bandwidth for heterodyne and homodyne detection
- 14.1 Baseband signal
- 14.2 Modulated transmitter
- 14.3 Heterodyne detection
- 14.4 Homodyne detection
- 14.5 Summary
- 15 Bandpass noise
- 15.1 Introduction
- 15.2 Gaussian bandpass noise
- 15.3 Formulas for autocorrelation functions and power spectral densities
- 15.4 Autocorrelation and cross-correlation functions of quadrature components
- 15.5 Power spectral density functions of quadrature components
- 15.6 Proof of statistical independence of quadrature components
- 15.7 Bandlimited white noise
- 15.8 Summary
- 16 Bit error rate
- 16.1 Receiver noise in direct ASK detection
- 16.2 Bit error rate for ASK direct detection
- 16.3 ASK direct detection and the quantum limit
- 16.4 Synchronous ASK heterodyne detection
- 16.5 Synchronous ASK homodyne detection
- 16.6 Synchronous BPSK heterodyne detection
- 16.7 Synchronous BPSK homodyne detection
- 16.8 Summary
- 17 Pulse shaping using optical Fourier transform
- 17.1 Output pulse shaping using Cd configuration
- 17.1.1 Generation of rectangular optical pulse shape
- 17.2 Output spectrum shaping using a dC configuration
- 17.3 OTDM-to-WDM conversion using a dC configuration
- 17.4 OTDM-to-WDM conversion in WDM-PON
- 17.5 WDM-to-OTDM conversion using a dC conversion.
- 17.6 WDM-to-OTDM conversion using a complete dCd configuration
- 17.7 WDM-to-OTDM conversion using a Cd configuration
- 17.8 WDM-to-OTDM conversion using a complete CdC configuration
- 17.9 Optical Nyquist transmission using time-domain optical Fourier transformation
- 17.10 Summary
- 18 Spectrum magnification
- 18.1 Gaussian input pulse
- 18.2 Rectangular input pulse
- 18.3 Spectrum magnification of WDM signals
- 18.4 Summary
- 19 Optical Fourier transformation, dispersion compensation, jitter suppression
- 19.1 Dispersion compensation for general input pulse shape
- 19.1.1 Gaussian input reproduced to Gaussian output
- 19.1.2 Gaussian input pulse reproduced completely
- 19.2 Time lens used for jitter suppression in direct detection receiver
- 19.3 Trends and opportunities for time lenses
- 19.4 Summary
- 20 Regeneration of WDM phase-modulated signals
- 20.1 FWM basics
- 20.2 Nonlinear equations for nonstatic fields
- 20.3 Degenerate FWM
- 20.3.1 Degenerate pumps. Phase-insensitive amplifier
- 20.3.2 Transfer of chirp from pump to idler by degenerate FWM
- 20.4 Degenerate signal and idler. Phase sensitive amplifier
- 20.5 Time lenses and WDM phase regeneration for BPSK modulation
- 20.5.1 The phase regenerator
- 20.6 Summary
- 21 Time-space duality, dispersion and diffraction, time lens
- 21.1 Gaussian pulse propagating in a dispersive fiber
- 21.2 Introduction to the Gaussian beam
- 21.3 Relations between dispersion of a narrow pulse and diffraction of a narrow beam
- 21.3.1 Fresnel-Kirchhoff diffraction
- 21.3.2 Frauenhofer diffraction
- 21.4 Comparison with thin optical cell with quadratic index variation
- 21.5 Comparison with thin optical lens
- 21.6 Summary
- 22 Couplers and their use for optical DFT
- 22.1 Scattering matrices
- 22.2 Optical DFT using an N<U+00D7>N coupler
- 22.3 Summary.