DC coupled bi-phase modulator

Delay lock loop modulator and demodulator

Delta modulated signal sampling rate converter using digital mea

Delta modulation apparatus

Delta modulation system employing digital frame averaging

Delta modulation system having reduced quantization noise

Delta modulation which partitions input signal into variable-tim

Delta modulator having optimized loop filter

Delta modulator/demodulator with improved tracking of rapidly va

Delta-modulation encoder

Delta-sigma pulse modulator with offset compensation

Device and method for digital vestigial sideband modulation

Device for evolutive illumination of an object

Device for generating a frequency modulated signal

Device for modulating a beam of radiation

Device for modulating intensity of light rays generated from gas

Device for the automatic linearization of the control signal-fre

Digital amplitude modulation apparatus

Digital amplitude modulator - transmitter

Digital amplitude modulator and method of signal combining