Invention Grant
- Patent Title: Inverted optical device
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Application No.: US15075899Application Date: 2016-03-21
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Publication No.: US09947643B2Publication Date: 2018-04-17
- Inventor: Ilyas Mohammed , Masud Beroz , Liang Wang
- Applicant: Invensas Corporation
- Applicant Address: US CA San Jose
- Assignee: INVENSAS CORPORATION
- Current Assignee: INVENSAS CORPORATION
- Current Assignee Address: US CA San Jose
- Agency: Forefront IP Lawgroup of Christie & Rivera, PLLC
- Agent Emmanuel A. Rivera
- Main IPC: H01L33/62
- IPC: H01L33/62 ; H01L25/16 ; H01L33/06 ; H01L33/22 ; H01L33/32 ; H01L33/60 ; H01L33/00 ; H01L33/58

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.
Public/Granted literature
- US20160204091A1 INVERTED OPTICAL DEVICE Public/Granted day:2016-07-14
Information query
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