Speech-input control device

Details Speech-input control device Speech-input control device

1997-05-15

1998-10-20

Hudspeth, David R.

Data processing: speech signal processing, linguistics, language

Speech signal processing

Application

704270, 704251, 704231, G10L 300

Patent

active

058262334

ABSTRACT:
A speech input control device for recognizing an input speech and giving a specified control instruction to a target device, which device is provided with a portion for detecting that a word inputted by voice is unregistered in a voice word dictionary, a portion for extracting a feature of the detected unregistered words and storing the extracted feature, a portion for counting the input frequency of each unregistered word and renewably storing the counted input frequency, and a portion for changing a response message in response to an unregistered word depending to its input frequency and which is capable of adaptively responding by avoiding outputting the same response message such as "The input cannot be recognized" and "Correct input is required" or the like whenever the user's meaningless word or habitual phrase is inputted thereafter.

REFERENCES:
patent: 4701851 (1987-10-01), Bass et al.
patent: 4777617 (1988-10-01), Frisch et al.
patent: 5651678 (1997-07-01), Phillips
patent: 5680511 (1997-10-01), Baker et al.
patent: 5682539 (1997-10-01), Conrad et al.

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