Tool kits and specifications of DSP algorithms for line and acoustic echo canceller, DTMF, call progress, caller Id signal detectors for client-side telephony and VoIP. DSP consulting, white papers on adaptive filtering.
Develops vocal lie-detectors, emotion-detectors and love-detectors for various uses such as security, fraud-prevention, border check points, customs points, banks, insurance companies and private uses.
Specializing in Automatic Speech Recognition (ASR) for wireless and wireline implementations with superior performance characteristics under severe noise conditions.
Develops speech recognition, voice authentication, text-to-speech and VoiceXML based voice-browsing products and development tools for telephone access.