Number | Date | Country | Kind |
---|---|---|---|
3715007 | May 1987 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
4435760 | Kuno et al. | Mar 1984 | |
4563685 | Matsumoto et al. | Jan 1986 | |
4633407 | Freienstein et al. | Dec 1986 | |
4638438 | Endo et al. | Jan 1987 | |
4663719 | Matsumoto et al. | May 1987 | |
4672563 | Harumatsu et al. | Jun 1987 | |
4728888 | Bauer et al. | Mar 1988 | |
4733181 | Bauer | Mar 1988 | |
4734863 | Honey et al. | Mar 1988 |
Number | Date | Country |
---|---|---|
2927325 | Jan 1981 | DEX |
2180066 | Mar 1987 | GBX |
Entry |
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Digital Filters, Second Edition, pp. 59-63, 241-244, Author: R. W. Hamming, 1977. |
Derwent WPI abstract of European Patent Pub. 0 196 498, Freienstein, Duchs, Neukirchner, Pilsak & Schlogl. |
Derwent WPI abstract of DE-OS 2927325 (patented Apr. 14, 1988), Szczesny, assigned Teldix GmbH (subsidiary of Robert Bosch GmbH). |