Telephonic communications
Audio message storage, retrieval, or synthesis
Voice activation or recognition
Corporate Assignee
active
No affiliations
Adaptive echo canceller for voice messaging system
Configurable parameter DTMF detector
Digital automatic gain control with lookahead, adaptive noise fl
Digital tone decoder and method of decoding tones using linear p
Method and apparatus for reliable access to audio and facsimile
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Profile ID: LFUS-PAI-P-779964