Laser Satellite Communications |
Contents
INTRODUCTION | 1 |
SYSTEM DESIGN CONSIDERATIONS | 9 |
OPTICAL RECEIVERS | 121 |
Copyright | |
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Common terms and phrases
acquisition and tracking active layer AlGaAs AlGaAs lasers alignment angle antenna gain aperture applications bandwidth beacon beam divergence beam spread bit error carrier cavity dumping crosslink data rate density detector devices diameter diffraction diode lasers effect energy Equation error volume facet fast scanner field frequency function GaAs gain-guided Gaussian beam geometry gimbal heterodyne IEEE injection laser laser beam laser communications systems laser diodes lasercom lasing limited local oscillator loop mirror mode modulation Nd:YAG laser operating optical communications optical systems oscillator output power p-n junction parameters performance phase photocathode photoelectrons photomultiplier photons Phys plane polarization pulse pump Q-switched Quantum Electron radiation radius ratio receiver antenna satellite scanning semiconductor lasers shot noise shown in Figure signal power spacecraft spectral Strehl ratio subsystem telescope temperature thermal thermal noise threshold current transmitter typical voltage wavefront wavelength