Electrochromic display device

Details Electrochromic display device Electrochromic display device

1977-12-13

1980-10-14

Curtis, Marshall M.

Communications: electrical

Land vehicle alarms or indicators

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

340785, 350357, G06F 314, G09F 932

Patent

active

042284317

ABSTRACT:
According to the disclosure, electrochromic display apparatus is provided, comprising, an electrolyte containing an electrochromic material, a plurality of display electrodes in the electrolyte, the display electrodes being connected in at least one group to enable selection of display electrodes, means for selecting at least some display electrodes, means to effect deposition of a visible coating of colored species derived from the electrochromic material onto the selected display electrodes, and means to effect deposition of an invisible coating of the colored species onto all unselected display electrodes, whereby the potentials of selected and unselected display electrodes are equalized.

REFERENCES:
patent: 3950077 (1976-04-01), Jasinski
patent: 4092637 (1978-05-01), Barclay et al.
patent: 4112333 (1978-09-01), Asars et al.
patent: 4114070 (1978-09-01), Asars

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