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4864303 | Ofek | Sep 1989 | |
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5025256 | Stevens | Jun 1991 | |
5128673 | Tamamura et al. | Jul 1992 | |
5483540 | Okamura | Jan 1996 | |
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5808571 | Kuwata et al. | Sep 1998 |
Number | Date | Country |
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0310041A2 | Apr 1989 | EP |
Entry |
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S. Benedetto, et al.; “Digital Transmission Theory”; 1987; Prentice-Hall Inc.; pp. 408-410. |