EP0485250A1
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Electronic data display device
Assignee: RASEC Communication SA
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Filing: 1991-10-18
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Granted: —
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Expires: 2011-10-18
Abstract
Abstract The primary interface (2) is linked to all the secondary interfaces (3) by a single, two-wire line (23) carrying an alternating supply current at low voltage, and control and monitoring information in the form of pulses; each secondary interface (3) is linked to all of its display fields (4) by a single two-wire line (34) carrying an alternating supply current at very low voltage, and control and monitoring information in the form of pulses; all the data are transmitted by using the principle of carrier currents. <IMAGE>
Inventors
- 👤 Bernard Joliey
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-29 23:14
CPC Classifications
G; G06; G06F; G06F3/00; G06F3/14; G06F3/147; G09; G09G; G09G2380/00; G09G2380/04
Claims Analysis
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References Cited (Backward Citations)
US3693155A
Cited
WO1983000251A1
Cited
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