Audio devices for receiving a noisy acoustic signal and separating a speech signal therefrom, namely, wireless handsets, personal data assistants, radios, audio headsets, hands-free kits, and microphones; software for receiving a noisy acoustic signal and separating a speech signal therefrom; audio devices for receiving and processing a noisy acoustic signal, namely wireless handsets, personal data assistants, radios, audio headsets, hands-free kits, and microphones; and software operating on a computer processor for processing acoustic speech signal, namely, voice recognition, speech recognition, acoustic signal separation, acoustic signal segregation, acoustic signal classification, acoustic signal filtration, acoustic signal enhancement; and modification of speech signals.
Electrical and Scientific Apparatus