发明名称 |
Method and apparatus for compensating for the truncation error in a filtered signal by adding the error to the positive part of the signal and subtracting the error from the negative part of the signal |
摘要 |
PCT No. PCT/SE84/00367 Sec. 371 Date Jun. 25, 1985 Sec. 102(e) Date Jun. 25, 1985 PCT Filed Oct. 31, 1984 PCT Pub. No. WO85/02508 PCT Pub. Date Jun. 6, 1985.A method and device for compensating the truncation error occurring in a sampled signal during processing in a digital filter. The mean error et is calculated for the filter, and before filtering the signal +et is added if the signal is positive and -et is added if the signal is negative.
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申请公布号 |
US4750146(A) |
申请公布日期 |
1988.06.07 |
申请号 |
US19850755379 |
申请日期 |
1985.06.25 |
申请人 |
TELEFONAKTIEBOLAGET LM ERICSSON |
发明人 |
DALQVIST, INGEMAR E.;ERIKSSON, GUNNAR A. |
分类号 |
G06F7/48;G06F7/499;H03H17/00;H03H17/02;H03H17/04;H03M13/00;(IPC1-7):G06F7/38 |
主分类号 |
G06F7/48 |
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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