Communications: electrical – Continuously variable indicating – With meter reading
Patent
1982-10-25
1986-04-15
Weldon, Ulysses
Communications: electrical
Continuously variable indicating
With meter reading
307138, G08C 1900
Patent
active
045830916
ABSTRACT:
In a serial signal transmission system for transmitting data signals in a serial manner from a transmitting part to a receiving part of the system, both supplied power from a common power source, are provided a signal line extended between the two parts, a device for detecting the polarity of the power source voltage, a device for generating binary pulses in response to the output of the polarity detecting device, and a control element provided in the signal line. The control element is made conductive in accordance with the binary pulses constituting the data signals.
REFERENCES:
patent: 3514543 (1970-05-01), Rae
patent: 3783354 (1974-01-01), Fletcher et al.
patent: 3953776 (1976-04-01), Wolf
patent: 4153922 (1979-05-01), Azuma et al.
Mino Yoshihito
Sugiura Hiroaki
Tokyo Shibaura Denki Kabushiki Kaisha
Weldon Ulysses
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