ADPCM System for speech or like signals

ADPCM transcoder with integral tone generation and method theref

AFC circuit for direct modulation FM data receivers

AGC device for producing a gain controlled and d.c. offset remov

All digital maximum likelihood based spread spectrum receiver

All-digital quadrature modulator

Alternate mark inversion (AMI) receiver

Alternate Mark Invert (AMI) transceiver with switchable detectio

Alternate pulse inversion encoding scheme for serial data transm

AM equalizer circuit for digital systems

Ambiguity resolution system in direct sequence spread spectrum m

AMI Decoder apparatus

Amplitude equalizer

Amplitude measurement of received pseudonoise sequence using dig

Amplitude tilt and notch compensation apparatus

Amplitude-adaptive vector quantization system

Amplitude-adaptive vector quantization system

Analog "blue" signal detector

Analog adaptive magnitude equalizer

Analog and digital signal apparatus