Deformable liquid mirror
Depletion layer laser beam modulator and deflector
Device for blocking a laser beam
Device for coupling a radiation source to a monomode optical tra
Device for fixing the phase of frequency synthesizer outputs
Device for maintaining the oscillation of a balance for a timepi
Device for the maintenance and control of the oscillations of th
Device with an oscillator circuit
Diffraction smoothing aperture for an optical beam
Digital error corrected fractional-N synthesizer and method
Digital frequency shift-keyed transmitter
Digital frequency-lock circuit
Digital lock detector for a phase-locked loop
Digital numerically controlled oscillator
Digital oscillator
Digital phase comparison apparatus
Digital phase lock loop
Digital phase lock loop
Digital phase lock loop circuit and method
Digital phase locked loop tuning system