SPEECH RECOGNITION APPARATUS, SPEECH RECOGNITION METHOD, AND ELECTRONIC DEVICE
First Claim
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1. A speech recognition apparatus comprising:
- a probability calculator configured to calculate phoneme probabilities of an audio signal using an acoustic model;
a candidate set extractor configured to extract a candidate set from a recognition target list of target sequences; and
a result returner configured to return a recognition result of the audio signal based on the calculated phoneme probabilities and the extracted candidate set.
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Abstract
A speech recognition apparatus includes a probability calculator configured to calculate phoneme probabilities of an audio signal using an acoustic model; a candidate set extractor configured to extract a candidate set from a recognition target list; and a result returner configured to return a recognition result of the audio signal based on the calculated phoneme probabilities and the extracted candidate set.
202 Citations
26 Claims
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1. A speech recognition apparatus comprising:
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a probability calculator configured to calculate phoneme probabilities of an audio signal using an acoustic model; a candidate set extractor configured to extract a candidate set from a recognition target list of target sequences; and a result returner configured to return a recognition result of the audio signal based on the calculated phoneme probabilities and the extracted candidate set. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A speech recognition method comprising:
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calculating phoneme probabilities of an audio signal using an acoustic model; extracting a candidate set from a recognition target list of target sequences; and returning a recognition result of the audio signal based on the calculated phoneme probabilities and the extracted candidate set. - View Dependent Claims (9, 10, 11, 12, 13, 14)
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15. An electronic device comprising:
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a speech receiver configured to receive an audio signal of a user; a speech recognizer configured to calculate phoneme probabilities of the received audio signal using an acoustic model, and based on the calculated phoneme probabilities, return any one of target sequences included in a recognition target list as a recognition result; and a processor configured to perform a specific operation based on the returned recognition result. - View Dependent Claims (16, 17, 18, 19, 20)
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21. A speech recognition method comprising:
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calculating probabilities that portions of an audio signal correspond to speech units; obtaining a set of candidate sequences of speech units from a list of sequences of speech units; and recognizing one of the candidate sequences of speech units as corresponding to the audio signal based on the probabilities. - View Dependent Claims (22, 23, 24, 25, 26)
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Specification