Thread: Why do eink displays need both black & white particles?
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Old 05-09-2009, 03:17 AM   #5
pdurrant
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That's been tried too. (& may still be being worked on AFAIK).

Quote:
Originally Posted by djgreedo View Post
Maybe they could have the particles black on one side and white on the other, then use a charge to 'flip' them over.

One way or another the contrast has to improve on the next generation of models.
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