Spacecraft telemetry regenerator
Spatial combiner for a digital VLF/LF receiver
Spectral emphasis and de-emphasis
Spectral spreading apparatus for reducing electromagnetic radiat
Spectrally efficient digital FM modulated transmitter
Spectrally efficient digital FM modulation system
Spectrally efficient digital modulation method and apparatus
Spectrally efficient method for communicating an information sig
Spectrum communication method and apparatus for delaying read se
Spectrum converter for analog signals
Spectrum diffusion communication receiving apparatus
Spectrum shaping microwave digital modulators
Spectrum spread communication system
Spectrum spread communication system
Spectrum spread receiver and spectrum spread transmitter-receive
Spectrum spread signal reception with differential demodulation
Spectrum spread transmission method and apparatus
Speech coder and decoder for adaptive delta modulation coding sy
Split band processing for spread spectrum communications
Spread code generation device for spread spectrum communication