Number | Date | Country | Kind |
---|---|---|---|
1-207006 | Aug 1989 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4004109 | Boxall | Jan 1977 | |
4203012 | Boxall | May 1980 | |
4300023 | Kelley et al. | Nov 1981 | |
4358645 | Brown | Nov 1982 | |
4406929 | Pace et al. | Sep 1983 | |
4431874 | Zobel et al. | Feb 1984 | |
4600811 | Hayashi et al. | Jul 1986 | |
4827505 | Takato et al. | May 1989 | |
4852162 | Taya et al. | Jul 1989 |
Number | Date | Country |
---|---|---|
57-501155 | Feb 1882 | JPX |
59-161192 | Sep 1984 | JPX |
59-161193 | Sep 1984 | JPX |
2001508 | Jan 1979 | GBX |
Entry |
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IEEE Journal of Solid-State Circuits, vol. SC-16, No. 4, Aug. 1981, pp. 270-278; W. D. Pace: "A monolithic telephone subscriber loop interface circuit". |