发明名称 |
COMMUNICATION SYSTEM USING THE ELECTRICAL POWER DISTRIBUTION NETWORK OF A BUILDING |
摘要 |
A communication system adapted for use with a building's alternating current voltage electrical distribution system is shown wherein a high frequency signal can be transmitted over the electrical distribution system to a remotely disposed receiver electrically connected to the electrical distribution system and the receiver selectively responds to the high frequency signal by actuating an output circuit.
|
申请公布号 |
US3659280(A) |
申请公布日期 |
1972.04.25 |
申请号 |
USD3659280 |
申请日期 |
1967.11.20 |
申请人 |
DANTRONICS INC. |
发明人 |
DANIEL J. DONOHOO |
分类号 |
G08B25/06;H02J13/00;H04B3/54;(IPC1-7):H04M11/04;H03H7/10 |
主分类号 |
G08B25/06 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|