Thin film light emitting diode
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United States of America Patent
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Jan 11, 2005
Issued Date -
N/A
app pub date -
Jun 26, 2002
filing date -
Jun 26, 2002
priority date (Note) -
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Abstract
Light emitting LEDs devices comprised of LED chips that emit light at a first wavelength, and a thin film layer over the LED chip that changes the color of the emitted light. For example, a blue LED chip can be used to produce white light. The thin film layer beneficially consists of a florescent material, such as a phosphor, and/or includes tin. The thin film layer is beneficially deposited using chemical vapor deposition.
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