Inverted optical device
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United States of America Patent
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Mar 22, 2016
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N/A
app pub date -
Nov 18, 2011
filing date -
Nov 18, 2011
priority date (Note) -
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Abstract
Inverted optical device. In accordance with an embodiment of the present invention, a plurality of piggyback substrates are attached to a carrier wafer. The plurality of piggyback substrates are dissimilar in composition to the carrier wafer. The plurality of piggyback substrates are processed, while attached to the carrier wafer, to produce a plurality of integrated circuit devices. A flip wafer is attached to the plurality of light emitting diodes, away from the carrier wafer and the carrier wafer is removed. The plurality of light emitting diodes may be singulated to form individual light emitting diode devices.
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