Number | Date | Country | Kind |
---|---|---|---|
1-121909 | May 1989 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3078443 | Rose | Feb 1963 | |
3411135 | Watts | Nov 1968 | |
3544963 | Tong | Dec 1970 | |
4397022 | Weng et al. | Aug 1983 | |
4592054 | Namekawa | May 1986 | |
4618955 | Sharpe et al. | Oct 1986 | |
4646303 | Narusawa et al. | Feb 1987 | |
4764927 | Izumita et al. | Aug 1988 | |
4849975 | Patel | Jul 1989 | |
4868828 | Shas et al. | Sep 1989 |
Number | Date | Country |
---|---|---|
2131253 | Jun 1984 | GBX |
2136248 | Sep 1984 | GBX |
Entry |
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Maniar et al., Fire Codes on Custom Chip Clean Up Hard Disk Data; Electronics, May 1981. |
Lin et al., Error Control Coding: Fundamentals and Applications, 1983. |