发明名称 |
Filter Coefficient Setting Device and Echo Prevention Device |
摘要 |
A filter coefficient setting device for setting a filter coefficient of an echo prevention device including a first FIR filter, and a second FIR filter, comprises: a filter coefficient initial setting portion configured to set a predetermined filter coefficient for the first and second FIR filters when the echo prevention device is started.
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申请公布号 |
US2008181421(A1) |
申请公布日期 |
2008.07.31 |
申请号 |
US20080968605 |
申请日期 |
2008.01.02 |
申请人 |
SANYO ELECTRIC CO., LTD.;SANYO SEMICONDUCTOR CO., LTD. |
发明人 |
INOUE TAKEO;OHASHI HIDEKI |
分类号 |
H04B3/20 |
主分类号 |
H04B3/20 |
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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