Coherent light generators – Particular active media – Semiconductor
Reexamination Certificate
2005-06-01
2009-08-18
Nguyen, Dung T (Department: 2828)
Coherent light generators
Particular active media
Semiconductor
C372S045010
Reexamination Certificate
active
07577172
ABSTRACT:
In accordance with the invention, increased maximum modulation speeds and improved hole distribution are obtained for light emitting devices. Barrier layers of a quantum well structure for a light emitting device are formed with varying barrier energy heights. Quantum well layers of the quantum well structure are formed between the barrier layers.
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Djordjev Kostadin
Lin Chao-Kun
Tan Michael R. T.
Tandon Ashish
Agilent Technologie,s Inc.
Nguyen Dung T
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