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phase-amplitude method

См. также в других словарях:

  • Phase contrast microscopy — Phase contrast image of a cheek epithelial cell Phase contrast microscopy is an optical microscopy illumination technique of great importance to biologists in which small (invisible to the human eye) phase shifts in the light passing through a… …   Wikipedia

  • Amplitude modulation — Passband modulation v · d · e Analog modulation AM · …   Wikipedia

  • Phase-shift keying — Passband modulation v · d · e Analog modulation AM · …   Wikipedia

  • Phase problem — The phase problem is the name given to the problem of loss of information (the phase) from a physical measurement. The name itself comes from the field of x ray crystallography, where the phase problem has to be solved for the determination of a… …   Wikipedia

  • Method of averaging — In the study of dynamical systems, the method of averaging is used to study certain time varying systems by analyzing easier, time invariant systems obtained by averaging the original system. Definition Consider a general, nonlinear dynamical… …   Wikipedia

  • Spectral phase interferometry for direct electric-field reconstruction — In ultrafast optics, spectral phase interferometry for direct electric field reconstruction (SPIDER) is an ultrashort pulse measurement technique.The basicsSPIDER is an interferometric ultrashort pulse measurement technique in the frequency… …   Wikipedia

  • Multiphoton intrapulse interference phase scan — (MIIPS) is a method used in ultrashort laser technology that simultaneously measures (phase characterization), and compensates (phase correction) femtosecond laser pulses using an adaptive pulse shaper. Current ultrashort laser pulse… …   Wikipedia

  • Differential phase — is a kind of linearity distortion which affects the color hue in TV broadcasting. Contents 1 Composite color video signal 2 The colorburst 3 Differential phase distortion …   Wikipedia

  • Optical phase space — Optical phase diagram of a coherent state s distribution across phase space. In quantum optics, an optical phase space is a phase space in which all quantum states of an optical system are described. Each point in the optical phase space… …   Wikipedia

  • Prony's method — Prony analysis (Prony s method) was developed by Gaspard Riche de Prony in 1795. However, practical use of the method awaited the digital computer [1] . Similar to the Fourier transform, Prony s method extracts valuable information from a… …   Wikipedia

  • Angular spectrum method — The angular spectrum method is a technique for modeling the propagation of a wave field. This technique involves expanding a complex wave field into a summation of infinite number of plane waves. Its mathematical origins lie in the field of… …   Wikipedia

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