LED matrix display with intensity and color matching of the pixels
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United States of America Patent
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Dec 11, 2001
Issued Date -
N/A
app pub date -
Aug 4, 1999
filing date -
Dec 20, 1994
priority date (Note) -
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Abstract
An LED color display matrix has first and second sets of LED lamps of first and second nominal color respectively. The actual colors of the lamps of the first set are not the same and this color mismatch is corrected for using the lamps of the second set.
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Cited Art Landscape
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