Information display and entry device

Details Information display and entry device Information display and entry device

G - Physics

09

G

340/135, 375/39,

G09G 3/00 (2006.01) G06F 3/033 (2006.01)

Patent

CA 1254685

Abstract of the Disclosure A device for both entering and displaying information includes imaging means in which a plurality of elements each has a visual characteristic which is visible at a writing surface and which depends on electrically stimulating the element via conductive means, the imaging means is arranged to produce electrical manifestations at the conductive means in response to writing stimuli, and the device also includes circuitry which delivers electrical signals to the conductive means to form an image and converts the electrical manifestations into digital form.

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