Process for the intermediate amplification of digital signals an

Process for the noncoherent demodulation of a digital signal

Process for the transmission of information by pulse response an

Process for the transmission of service signals for a digital ra

Process of synchronizing a receiving modem after a training on d

Processes for generating duo-binary FSK, tamed FSK and TFM modul

Processes for testing bi-directional serial transmissions, and c

Processing a spread spectrum signal in a frequency adjustable sy

Processing circuit with asymmetry corrector and convolutional en

Processor based linked compressor-expander telecommunications sy

Processor modem

Programmable automatic cable equalizer

Programmable digital acquisition and tracking controller

Programmable digital frequency-phase discriminator

Programmable frequency and signalling format tone frequency enco

Programmable hand held labeler

Programmable multiple type data set

Programmable noise bandwidth reduction by means of digital avera

Programmable randomly tunable digital demodulator

Programmable time invariant coherent spread symbol correlator