Number | Name | Date | Kind |
---|---|---|---|
3806647 | Dohne et al. | Apr 1974 | |
4035767 | Chen et al. | Jul 1977 | |
4052557 | Chiu et al. | Oct 1977 | |
4077021 | Csajka et al. | Feb 1978 | |
4084137 | Welti | Apr 1978 | |
4227152 | Godard et al. | Oct 1980 | |
4334312 | Yoshida | Jun 1982 | |
4483012 | Wei | Nov 1984 | |
4486882 | Piret et al. | Dec 1984 | |
4494239 | Martin | Jan 1985 |
Number | Date | Country |
---|---|---|
0052463 | May 1982 | WOX |
Entry |
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"Channel Coding with Multilevel/Phase Signals", G. Ungerboeck, IEEE Transactions on Information Theory, Jan., 1982, pp. 55-66. |
"A Trellis-Coded Modulation Scheme that Includes Differential Encoding for 9600 Bit/sec, Full-Duplex, Two-Wire Modem", Int. Telegraph and Telephone Consultative Committee (CCITT), Aug. 1983. |
H. Kobayashi, H. Yanagidaira and K. Kawai, "An Application of Soft Decision to Error Detecting Codes", IEEE Trans., vol. 1 of 3, pp. 293-298; Jun. 19-22, 1983. |