US Patent 9097852 Multi-mode interference device
Patent 9097852 was granted and assigned to Mitsubishi Electric Research Laboratories on August, 2015 by the United States Patent and Trademark Office.
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Patent abstract
A multi-mode interference (MMI) device includes a substrate layer, a core layer grown on the substrate layer for propagating an optical signal, and a cladding layer grown on the core layer for guiding the optical signal. The MMI device includes a patch with a non-uniform shape formed by an intersection of a plurality of curves forming a non-uniform refractive index distribution within the MMI device. The plurality of curves includes at least one curve with a non-null curvature.
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US Patent 09097852 Multi-mode interference device US Patent 9097852 Multi-mode interference device
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Patent Number
0909785200
Patent Number
909785200
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Is a
Current Assignee
Patent Jurisdiction
Patent Number
090978520
Date of Patent
August 4, 2015
0Patent Application Number
143315550
Date Filed
July 15, 2014
0Official Website
Patent Primary Examiner
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
090978520
Date of Patent
August 4, 2015
0Patent Application Number
143315550
Date Filed
July 15, 2014
0Official Website
Patent Primary Examiner
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US Patent 09097852 Multi-mode interference device
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
09097852
Date of patent
August 4, 2015
Patent application number
14331555
Date Filed
July 15, 2014
Patent primary examiner
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