Communications: electrical – Continuously variable indicating – Phase variation
Patent
1985-12-19
1987-09-29
Caldwell, Sr., John W.
Communications: electrical
Continuously variable indicating
Phase variation
34087031, 318608, 324233, G08C 1924, G08C 1900
Patent
active
046971831
ABSTRACT:
A noncontacting signal and energy transmission device includes a stationary microstation and a moveable microunit, wherein data is transmitted between the microstation and the microunit simultaneously by phase shifted signals and by synchronously switched signals, which also supply power to the microunit.
REFERENCES:
patent: 3634838 (1972-01-01), Grangyist
patent: 3713124 (1973-01-01), Durland et al.
patent: 3803567 (1974-04-01), Pezzlo et al.
patent: 4358722 (1982-11-01), Iwakane et al.
patent: 4475105 (1984-10-01), Kurosawa
patent: 4511896 (1985-04-01), Cousins, III
Jenning Michael
Mackenthun Holger
Angewandte Digital Elektronik
Caldwell Sr. John W.
Fatahi-Yar Mahmoud
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