Communications: electrical – Land vehicle alarms or indicators – Internal alarm or indicator responsive to a condition of the...
Patent
1975-03-24
1976-11-09
Corbin, John K.
Communications: electrical
Land vehicle alarms or indicators
Internal alarm or indicator responsive to a condition of the...
350160R, 3401732, G02F 120, G11C 1122
Patent
active
039907708
ABSTRACT:
An electro-optic picture display and memory device employs a material which has the property of field-induced ferroelectricity such as lanthanum-containing mixed crystals of lead zirconate and lead titanate. Remanent storage is achieved in that certain electrodes on the plate are separated from the signal generator while the signal voltage is still present.
REFERENCES:
patent: 3531182 (1970-09-01), Land et al.
patent: 3609002 (1971-09-01), Fraser
Maldonado, J. R.; Meitzler, Allan H., "Strained-Biased Ferroelectric-Photoconductor Image Storage and Display Devices" Proceedings of the IEEE, vol. 59, No. 3, Mar. 1971, pp. 368-382.
Carl Klaus Friedrich Leonhard
Hardtl Karl Heinz
Corbin John K.
Hille Rolf
Steinhauser Carl P.
Trifari Frank R.
U.S. Philips Corporation
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