发明名称 Apparatus and Method for Converting a Low Voltage AC Wiring Circuit to a High Speed Data Communications Link
摘要 An apparatus for converting a low voltage alternating current (AC) wiring circuit to a high speed data communications link, comprising a primary coupling circuit and a secondary coupling circuit. The apparatus provides low voltage AC power to a data device and couples data signals between the data device and the AC power line via the converted low voltage AC wiring circuit. An example is provided for retrofitting a door chime system to a high speed data link such as a video camera system.
申请公布号 US2008297339(A1) 申请公布日期 2008.12.04
申请号 US20080175840 申请日期 2008.07.18
申请人 MATHEWS DAVID K;GRIFFIN ALFRED C 发明人 MATHEWS DAVID K.;GRIFFIN ALFRED C.
分类号 G08B1/08 主分类号 G08B1/08
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