Matrix addressed electrochromic display

Details Matrix addressed electrochromic display Matrix addressed electrochromic display

1977-06-29

1979-03-27

Trafton, David L.

Communications: electrical

Land vehicle alarms or indicators

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

350333, 350357, 340799, 340800, 340804, G06K 1518

Patent

active

041468767

ABSTRACT:
A matrix addressed electrochromic display includes first and second spaced apart opposed planar panels, a dielectric spacer peripherally sealing the panels to provide an interior cavity therebetween to define a display region, an electrochromic fluid filling the interior cavity, a plurality of parallel rows and columns of electrodes disposed in the mating surfaces of the first and second panels respectively and a low output impedance electrical refresh circuit coupled to electrically energize the electrodes in a repetitive matrix selection pattern to provide a selected dot matrix display.

REFERENCES:
patent: 3938136 (1976-02-01), Kawakami
patent: 3987433 (1976-10-01), Kennedy
patent: 4041481 (1977-08-01), Sato

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