Number | Date | Country | Kind |
---|---|---|---|
4-127696 | May 1992 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4398540 | Takemura et al. | Aug 1983 | |
4471785 | Wilson et al. | Sep 1984 | |
4816812 | Iida | Mar 1989 |
Number | Date | Country |
---|---|---|
0 254 440 | Jan 1988 | EPX |
0 415 324 | Mar 1991 | EPX |
Entry |
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Sato, "Picture Signal Processor Using Acyclic Digital Filter," Patent Abstracts of Japan, vol. 13, No. 195 (E-754), May 10, 1989 & JP-A-01 016116 (Nikon), Jan. 19, 1989. |