Communications: electrical – Land vehicle alarms or indicators – Internal alarm or indicator responsive to a condition of the...
Patent
1977-12-20
1981-03-24
Curtis, Marshall M.
Communications: electrical
Land vehicle alarms or indicators
Internal alarm or indicator responsive to a condition of the...
340754, 340805, 340784, G06F 314
Patent
active
042583640
ABSTRACT:
A display device including a plurality of adjoining display elements which comprise front and rear electrodes. The display elements are disposed geometrically in at least one row and are electrically grouped together to form at least one matrix. The display device further includes a drive circuit which drives the display elements in such a manner that along each row there is at most one transition from a first optical condition to a second optical condition different from the first.
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patent: 4117472 (1978-09-01), Freer et al.
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Tobias, Martin, International Handbook of Liquid Crystal Displays, 1975-1976, London: 1975, 1976, pp. 85-94.
Freer, "Current Liquid Crystal Display Technology", Microelectronics and Reliability.
Kaufmann Meinolph
Kmetz Allan R.
BBC Brown Boveri & Company Limited
Curtis Marshall M.
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