Patent ID: 6125347
Filing Date: 2000-09-26
Classification: G10L,Y10S

Abstract:
A computer readable storage medium encoded with instructions, which when loaded into a digital computer utilizing a multi-tasking operating system that allows a plurality of user application processes to run simultaneously, establishes a speech recognition system, the system comprising:a speech recognizer running as one of the user application processes, the recognizer providing a recognition output responsive to a speech input, the recognizer further including:a. an application process selector that directs the recognition output to a designated one of the other user application processes;b. a recognition history database manager:i. that creates a recognition history database for each of the other user application processes then running, andii. that stores in the recognition history database for each respective other user application process, data constituting a history of the recognition output sent to such other user application process; andc. undo implementation means, responsive to a spoken user command, for undoing the effect of a previous recognition output provided to a user application receiving such previous recognition result, the undo implementation means utilizing data in the corresponding recognition history database.