发明名称 |
NOISE SUPPRESSION DEVICE, ITS METHOD, AND PROGRAM |
摘要 |
A noise suppression device includes: conversion means which converts an input signal into a frequency region signal for each predetermined first frame; frame generation means which generates a second frame which is different from the first frame; representative frequency region signal generation means which generates a representative frequency region signal from the frequency region signal of the first frame contained in the second frame; and noise suppression degree calculation means which obtains a noise suppression degree of the second frame according to the representative frequency region signal. |
申请公布号 |
EP2192579(A1) |
申请公布日期 |
2010.06.02 |
申请号 |
EP20080831525 |
申请日期 |
2008.09.18 |
申请人 |
NEC CORPORATION |
发明人 |
SHIMADA, OSAMU |
分类号 |
G10L21/02;G10L21/0208;G10L21/0232 |
主分类号 |
G10L21/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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