The speech input system, the computer feasibility program and storage in order to make speech recognition manner and the said speech recognition manner run vis-a-vis the computer

摘要

A speech recognition device and method configured to include a computer, for recognizing speech and including: a storage location for storing a feature quantity acquired from a speech signal for each frame; storage portions for storing acoustic model data and language model data; a echo speech component for generating echo speech model data from a speech signal acquired prior to a speech signal to be processed at the current time point and using the echo speech model data to generate adapted acoustic model data; and a processing component for utilizing the feature quantity, the adapted acoustic model data and the language model data to provide a speech recognition result of the speech signal.