发明名称 |
Data transmission system employing wire and wireless transmission paths |
摘要 |
A data transmission system using an alternating mains supply for a signal transmission path including a movable module having a data input device, a first transmitter coupled to the data input device for transmitting a first wireless transmission of data fed into the input device, a first receiver for receiving a second wireless transmission of data and an output device coupled to the first receiver for putting out data corresponding to the received second wireless transmission. The system additionally includes a fixed module arranged to be connected to the mains supply and including a second receiver for receiving the first wireless transmissions, a line driver coupled to the second receiver for feeding signals into the mains supply corresponding to the data received by the second receiver, a signal receiver for receiving signals from the mains supply and a second transmitter coupled to the signal receiver for transmitting the second wireless transmission of data corresponding to the data received by the signal receiver.
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申请公布号 |
US4443786(A) |
申请公布日期 |
1984.04.17 |
申请号 |
US19810304335 |
申请日期 |
1981.09.21 |
申请人 |
LICENTIA PATENT-VERWALTUNGS-GMBH |
发明人 |
HAEMMERLING, HEINZ;SCHAIRER, WERNER |
分类号 |
H04B3/54;H04B10/00;H04B10/22;(IPC1-7):H04B3/54 |
主分类号 |
H04B3/54 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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