Electrochromic device
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United States of America Patent
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May 21, 2013
Grant Date -
Dec 1, 2011
app pub date -
Dec 16, 2010
filing date -
Jun 1, 2010
priority date (Note) -
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Abstract
An electrochromic device includes a first electrode, a second electrode opposing the first electrode, a first electrochromic layer, a second electrochromic layer, and an electrolyte contacted with the first and second electrochromic layers. The first and second electrochromic layers are positioned between the first electrode and the second electrode and includes different electrochromic materials. The first and second electrochromic layers are simultaneously n-type or simultaneously p-type. The electrochromic device may display transparency and various colors in a single pixel without using plural sub-pixels.
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