Character voice communication system

Circuit for a flash stroboscope for examining vocal chord functi

Circuit for automatic selection between speech and music sound s

Circuit for storing a speech signal in a digital speech memory

Circuitry for characterizing speech for tamper protected recordi

Classifier for high speed voiceband digital data modem signals

Clipped speech-linear predictive coding speech processor

Code conversion system

Code excited linear predictive vocoder

Code excited linear predictive vocoder using virtual searching

Code-conversion method and apparatus for analyzing and synthesiz

Coded speech communication system having code books for synthesi

Coding of acoustic waveforms

Combination speech synthesis and recognition apparatus

Communication apparatus for speech signal

Communication system capable of improving a speech quality by a

Communication system capable of improving a speech quality by cl

Communication system capable of improving a speech quality by ef

Compression and expansion of digitized voice signals

Compression and expansion technique for digital audio data