Communications: electrical – Land vehicle alarms or indicators – Internal alarm or indicator responsive to a condition of the...
Patent
1981-06-12
1985-01-08
Curtis, Marshall M.
Communications: electrical
Land vehicle alarms or indicators
Internal alarm or indicator responsive to a condition of the...
340805, G09G 328
Patent
active
044929579
ABSTRACT:
Voltage pulser circuits are utilized to selectively, alternately supply high voltage to, or ground the high voltage input of plasma panel driver chips. High voltage is supplied to a driver chip only when the driver chip must perform an addressing pulse. The grounding operation, which is induced by shorting the high voltage input of a driver chip to the ground input of the chip, greatly reduces the amount of power which must be dissipated in the driver chip. The use of the voltage pulser circuit also allows full slew rate control of the output pulse which the driver chips supply to the plasma panel.
REFERENCES:
patent: 3706892 (1972-12-01), O'Brien
patent: 3846646 (1974-11-01), Peters
patent: 4063131 (1977-12-01), Miller
patent: 4189729 (1980-02-01), Baker et al.
patent: 4414544 (1983-11-01), Suste
patent: 4415892 (1983-11-01), Marentic
Curtis Marshall M.
Interstate Electronics Corporation
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