Principles of Optical Disc Systems, |
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aberrations AlGaAs amplitude angle applications astigmatic bandwidth beam bits calculated carriage coil Compact Disc cross-talk curves data storage defocusing depth detection detector signal diameter diffracted orders digital audio displacement drive duty cycle effects electronic encoder equation error correction field focus error signal focusing Fourier frequency modulated frequency response geometry grating groove incident intensity intermodulation Laser Vision lens light path light pen loop LV player magnetic master disc maximum method modulation modulation transfer function noise NTSC numerical aperture objective obtained optical disc systems optical read-out optical recording parameters Pasman phase difference photoresist pits plane position pregroove reflection rotating scalar scanning spot sequence shown in figure Signal power signal-to-noise ratio spatial frequency spectrum structure substrate suspension symbols tangential direction track spacing tracking error transfer function v₁ vector vertical video disc wavelength width wobble