Search Results - mark+neifeld

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High-Accuracy Receiver for Optical Object Discrimination
This invention describes a device that functions as a receiver for optical object discrimination in a highly accurate and complex way. This technology has applications and improvements in a large range of object discrimination-based technologies like QR or barcode readers. Background: Object discrimination technologies are widely used and have broad-ranging...
Published: 6/18/2021   |   Inventor(s): Michael Grace, Saikat Guha, Mark Neifeld, Amit Ashok
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Category(s): Technology Classifications > Imaging & Optics
Implementing Multiplication And Division In Optics
This invention is an all-optical approach to implementing mathematical operations on a circuit board in a computer. It uses the non-linear response to light of certain types of thin film materials in a novel approach to multiply & divide numbers in an all-optical mathematical circuit. The approach is an analogue method which implies a constant time...
Published: 7/10/2018   |   Inventor(s): Masoud Babaeian, Nasser Peyghambarian, Robert Norwood, Mark Neifeld, Pierre Blanche
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Category(s): Technology Classifications > Imaging & Optics, Technology Classifications > Imaging & Optics > Data Storage
Millimeter-Wave Reflect-Array for Compressive Threat Detection in Security Screening Applications
University of Arizona inventors have created a security screening technology that uses a reconfigurable millimeter-wave reflect-array with compressive sensing to detect threats including guns, knives, explosives, liquids, gels, and more. Background: The need to modernize and improve passenger security screening has been a topic of conversation across...
Published: 4/28/2015   |   Inventor(s): Hao Xin, Tim Harvey, Min Liang, Mark Neifeld
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Category(s): Technology Classifications > Imaging & Optics > Sensors and Detection > Remote Sensing, Technology Classifications > Engineering & Physical Sciences > Devices & Instrumentation, Technology Classifications > Engineering & Physical Sciences > Electronics, Technology Classifications > Engineering & Physical Sciences > Transportation & Automotive