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US Patent 11692809 Self-mixing interferometry-based absolute distance measurement with distance reference

OverviewStructured DataIssuesContributorsActivity
Is a
Patent
Patent
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Current Assignee
Apple (company)
Apple (company)
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Date Filed
July 31, 2020
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Date of Patent
July 4, 2023
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Patent Applicant
Apple (company)
Apple (company)
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Patent Application Number
16945573
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Patent Citations
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US Patent 8625099 Particle concentration measuring device
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US Patent 8820147 Multiphase fluid characterization system
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US Patent 8982336 Physical quantity sensor and physical quantity measuring method
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US Patent 9229024 Method for adjusting a self mixing laser sensor system for measuring the velocity of a vehicle
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US Patent 9354315 Device for measuring wind speed
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US Patent 9397476 Laser sensor for self-mixing interferometry having a vertical external cavity surface emission laser (VECSEL) as the light source
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US Patent 9726474 Method of measuring a change in an optical path length using differential laser self-mixing interferometry and a differential laser self-mixing interferometry measuring system
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US Patent 9759736 Device for determining wind speed comprising a plurality of laser sources
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US Patent 10180397 Laser system for imaging and materials analysis
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US Patent 10379028 Laser sensor for multi parameter detection
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•••
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
11692809
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Patent Primary Examiner
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Mark Hellner
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