Display device with variable colour background

G - Physics – 09 – G

Patent

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375/40, 40/53

G09G 3/14 (2006.01) G08B 5/36 (2006.01) G09G 3/04 (2006.01)

Patent

CA 1243840

DISPLAY DEVICE WITH VARIABLE COLOUR BACKGROUND ABSTRACT OF THE DISCLOSURE A variable colour display device includes a plurality of variable colour display areas arranged in a pattern and substantially surrounded by a variable colour background area. The colour of the background area is controlled to be substantially complementary to the colour of the display areas to make the exhibited character clearly stand out against its background.

541425

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