US Patent 7977687 Light emitter device
Patent 7977687 was granted and assigned to National Chiao Tung University on July, 2011 by the United States Patent and Trademark Office.
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Edits on 28 Nov, 2023
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Patent abstract
A light emitting device (LED) structure formed on a Group IV-based semiconductor substrate is provided. The LED structure includes a Group IV-based substrate, an AlN nucleation layer formed on the Group IV-based substrate, a GaN epitaxial layer formed on the AlN nucleation layer, a distributed Bragg reflector (DBR) multi-layer structure formed on the epitaxial layer, and an LED active layer formed on the DBR multi-layer structure.
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US Patent 07977687 Light emitter device US Patent 7977687 Light emitter device
Infobox
Patent Number
0797768700
Patent Number
797768700
Edits on 24 Apr, 2023
Golden AI
Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
079776870
Date of Patent
July 12, 2011
0Patent Application Number
122913960
Date Filed
November 7, 2008
0Patent Primary Examiner
Edits on 26 Sep, 2022
Golden AI
Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
079776870
Date of Patent
July 12, 2011
0Patent Application Number
122913960
Date Filed
November 7, 2008
0Patent Primary Examiner
Edits on 8 Dec, 2021
Golden AI
Edits made to:
Infobox (+8 properties)
US Patent 07977687 Light emitter device
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07977687
Date of patent
July 12, 2011
Patent application number
12291396
Date Filed
November 7, 2008
Patent primary examiner
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