Search Results - min+liang

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PMU-Embedded Analytics for Online Event Detection and Classification in Power Grids

The energy requirement of the world is increasing exponentially every year. With the power demand sites concentrated in the region with the highest population density, energy production sites must be located remotely. This isolation requires lengthy and complicated grids to be designed and manufactured to transmit power over long distances. Grid failures...

Published: 7/30/2024 | Inventor(s): Payman Dehghanian, Shiyuan Wang, Li Li

Keywords(s):

Category(s): Technology Classifications > Industrial or Consumer Tech > Energy Infrastructure and Environment

Cognitive HF Radio with Tuned Compact Antenna

This invention is a high frequency (HF) radio with a compact and highly configurable antenna with the ability to overcome interference by changes in the ionosphere. This antenna utilizes machine learning and optimization methods to adjust to the environment. Background: Long-distance HF communication relies on ionospheric reflections, especially...

Published: 8/1/2024 | Inventor(s): Tamal Bose, Hao Xin, Michael Marefat, Hamed Asadi, Ahmed Abdelrahman, Min Liang

Keywords(s):

Category(s): Technology Classifications > Engineering & Physical Sciences > Communications & Networking > Antenna, Technology Classifications > Engineering & Physical Sciences > Communications & Networking > Wireless, Technology Classifications > Software & Information Technology > Communications & Networking

Compact Multiband Mobile Phone Antennas for LTE Operations

This invention is an antenna that can be used in hardware configurable mobile devices and is compatible with installation on a metal endoskeleton. Background: The research for this technology has been trying to find an antenna that is compatible with the new customizable modular mobile devices but can still transmit and receive despite being attached...

Published: 8/1/2024 | Inventor(s): Hao Xin, Junqiang Wu, Ahmed Abdelrahman, Min Liang, Xiaoju Yu

Keywords(s):

Category(s): Technology Classifications > Engineering & Physical Sciences > Communications & Networking > Wireless, Technology Classifications > Engineering & Physical Sciences > Communications & Networking, Technology Classifications > Engineering & Physical Sciences > Communications & Networking > Antenna, Technology Classifications > Engineering & Physical Sciences > Electronics > Computer Hardware

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: 8/1/2024 | Inventor(s): Hao Xin, Tim Harvey, Min Liang, Mark Neifeld

Keywords(s):

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

Distributed Feedback Fiber Laser Pumped by Multimode Diode Lasers

Researchers at the University of Arizona College of Optical Sciences and Canada's Carleton University recently succeeded in fabricating high reflectivity (>99%) Fiber Bragg Gratings (FBGs) into phosphate glass fibers using UV light and a phase mask technique. With this new manufacturing technique, fiber lasers can be created as single monolithic...

Published: 4/3/2023 | Inventor(s): Nasser Peyghambarian, Axel Schülzgen, Li Li, Jacques Albert

Keywords(s):

Category(s): Technology Classifications > Imaging & Optics, Technology Classifications > Imaging & Optics > Lasers & Other Sources

All-Fiber Multicore Fiber Laser Devices

Researchers at the University of Arizona have developed a compact, power-scalable, alignment-free fiber laser that takes a new approach to stabilizing phase-locked operation of multi-core fiber lasers by completely removing all free space optical components. This high-brightness, all-fiber laser package uses passive optical fiber spliced at both ends...

Published: 4/3/2023 | Inventor(s): Nasser Peyghambarian, Axel Schülzgen, Li Li

Keywords(s):

Category(s): Technology Classifications > Imaging & Optics, Technology Classifications > Imaging & Optics > Fiber Optics, Technology Classifications > Imaging & Optics > Lasers & Other Sources