Number | Name | Date | Kind |
---|---|---|---|
2658189 | Lovell | Nov 1953 | |
3792355 | Miyata | Feb 1974 | |
4105897 | Stratton | Aug 1978 | |
4106007 | Johnston | Aug 1978 | |
4400688 | Johnston | Aug 1983 |
Number | Date | Country |
---|---|---|
1575026 | Sep 1980 | GBX |
Entry |
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"TWACS--The 60 Hz. Power Line Communication System" Orban, presented 3/80 IEEE, Okla. |
"TWACS--The Viability of 60 Hz. Power Line Communication" Orban, presented 3/81 IEEE, Okla. |
"TWACS--A New Viable Two-Way Automatic Communication System for Distribution Networks, Part II: Inbound Communication", Mak and Moore, 1984 IEEE. |