Wavelength-insensitive radiation coupling for multi-quantum well sensor based on intersubband absorption
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United States of America Patent
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Apr 8, 2003
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N/A
app pub date -
Nov 19, 1999
filing date -
Nov 20, 1998
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Expired
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Abstract
Devices and techniques for coupling radiation to intraband quantum-well semiconductor sensors that are insensitive to the wavelength of the coupled radiation. At least one reflective surface is implemented in the quantum-well region to direct incident radiation towards the quantum-well layers.
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