Displays using thick film switches to control individual display

Details Displays using thick film switches to control individual display Displays using thick film switches to control individual display

1978-08-09

1980-04-15

Curtis, Marshall M.

Communications: electrical

Land vehicle alarms or indicators

Internal alarm or indicator responsive to a condition of the...

340719, 350351, G06F 314

Patent

active

041986300

ABSTRACT:
Each element of a display operated in a scan mode is series connected to a thick film switch which sets a voltage threshold to isolate the element from periodic scan pulses unless coincident with an element selecting data pulse in which case the thick film switches and the element, for example, a nematic liquid crystal cell, operates.

REFERENCES:
patent: 3862360 (1975-01-01), Dill et al.
patent: 4110664 (1978-08-01), Asars et al.
patent: 4114070 (1978-09-01), Asars et al.
patent: 4118112 (1978-10-01), Thornburg

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