Sound amplifying apparatus with automatic howl-suppressing funct

Sound concentrator for selectively collecting sound and concentr

Sound control system, sound control device, electronic...

Sound device provided with a geometric and electronic...

Sound device provided with a geometric and electronic...

Sound display systems

Sound field simulation system and method for calibrating same

Sound pick-up and reproduction system for reducing an echo...

Sound reinforcement system having an echo suppressor and...

Sound reproducing screen for an ultrasonic converting and...

Sound signal processing apparatus

Sound system employing automatic proportional amplification

Sound system with howling-prevention function

Source dependent channel coding with error protection

Speaker adapted speech recognition system

Speaker changeover device

Speaker independent speech recognition method and system

Speaker independent speech recognition process

Speaker recognition with glottal pulse-shapes

Speaker verification system