Stacked liquid crystal display

Details Stacked liquid crystal display Stacked liquid crystal display

1983-01-14

1984-11-27

Curtis, Marshall M.

Communications: electrical

Land vehicle alarms or indicators

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

340718, 340784, 3408152, 350335, G09G 336

Patent

active

044853769

ABSTRACT:
Two levels of liquid crystal material and upper, center and lower transparent members are sandwiched to form a stacked display. Segment electrodes, which are disposed on opposite sides of the center transparent member, are controllable to selectively display information in one of the two levels while the other level is caused to remain transparent.

REFERENCES:
patent: 3295228 (1967-01-01), Turnbull
patent: 3982239 (1976-09-01), Sherr
patent: 4078257 (1978-03-01), Bagley
patent: 4231640 (1980-11-01), Funada et al.
patent: 4260224 (1981-04-01), Takayama
patent: 4320484 (1982-03-01), Burdet

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