Active solid-state devices (e.g. – transistors – solid-state diode – Incoherent light emitter structure – Plural light emitting devices
Reexamination Certificate
2008-06-10
2011-10-11
Smith, Zandra (Department: 2822)
Active solid-state devices (e.g., transistors, solid-state diode
Incoherent light emitter structure
Plural light emitting devices
C257S091000, C257S094000, C257S095000, C257S081000, C362S612000, C362S545000
Reexamination Certificate
active
08035118
ABSTRACT:
A nitride semiconductor light-emitting device includes a layered portion emitting light on a substrate. The layered portion includes an n-type semiconductor layer, an active layer, and a p-type semiconductor layer. The periphery of the layered portion is inclined, and the surface of the n-type semiconductor layer is exposed at the periphery. An n electrode is disposed on the exposed surface of the n-type semiconductor layer. This device structure can enhance the emission efficiency and the light extraction efficiency.
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Stath, N., “Nano Technology Drives LED Advancements”, Frontiers in Materials Science & Technology, International Materials Forum 2005, Aug. 2005, 25 pages, Osram Opto Semiconductors GmbH, Regensburg.
Kususe Takeshi
Sakamoto Takahiko
Nichia Corporation
Patton Paul
Smith Zandra
Smith Patent Office
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