Apparatus and method of voice recognition system for AV system

Details Apparatus and method of voice recognition system for AV system Apparatus and method of voice recognition system for AV system

2004-07-06

2011-10-25

Cyr, Leonard Saint (Department: 2626)

Data processing: speech signal processing, linguistics, language

Speech signal processing

Recognition

C704S251000, C704S252000, C704S275000

Reexamination Certificate

active

08046223

ABSTRACT:
To improve the accuracy of the voice recognition system for an AV system, the present invention includes a reflected sound remover having a plurality of filters, the reflected sound remover being configured to receive an input sound signal including a reflected AV system audio, a user's voice, and a noise, and being configured to remove the reflected audio from the input sound according to user's voice information; a voice detector detecting the user's voice from a signal outputted from the reflected sound remover and obtaining the user's voice information based on the detected user's voice; and a voice recognition unit comparing the detected user's voice with voice patterns that belong to at least one model.

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