Number | Date | Country | Kind |
---|---|---|---|
59-105162 | May 1984 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
2768353 | Mansson | Oct 1956 | |
2881396 | Schraivogel | Apr 1959 | |
3838230 | Bohman et al. | Sep 1974 | |
4028644 | Niiro | Jun 1977 | |
4258340 | Ryu | Mar 1981 | |
4459698 | Yumoto et al. | Jul 1984 | |
4500999 | Takatori et al. | Feb 1985 |
Entry |
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1984 National Convention Record of the Institute of Electronics & Electrical Communication Engineers of Japan, Paper No. 2134, entitled "A.sqroot.f Step Equalizer", by Akihiko Takada, et al. |