Number | Name | Date | Kind |
---|---|---|---|
3560639 | Centanni | Feb 1971 | |
3748379 | Epstein et al. | Jul 1973 | |
4096527 | Furuta | Jun 1978 | |
4101934 | Fukuoka | Jul 1978 | |
4121259 | Preuss et al. | Oct 1978 | |
4626829 | Hauck | Dec 1986 | |
4922545 | Endoh et al. | May 1990 | |
5138673 | Yoshida et al. | Aug 1992 | |
5357546 | Meriwether et al. | Oct 1994 | |
5541595 | Meyer | Jul 1996 | |
5710639 | Kuznicki et al. | Jan 1998 | |
5748118 | McLaughlin | May 1998 |
Entry |
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International Telecommunication Union, Telecommunication Standardization Sector, T.4 (Mar. 1993) Recommendation. |
Donald G. Fink, Donald Christiansen, Electronics Engineers' Handbook, 1982, 4-8 thru 4-11 and 20-99 thru 20-107, McGraw-Hill, USA. |