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Photocurrent Bias for Event-Based Sensor (EBS)
The Photocurrent Bias for Event-Based Sensor (EBS) is a method designed to enhance the performance and effectiveness of event-based sensors, particularly in challenging environments. This innovative technology leverages the application of a spatially homogeneous light field onto the sensor's imaging path to significantly reduce low-level illumination...
Published: 4/30/2024
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Inventor(s): Sebastian Valencia, Amit Ashok, Joseph Cox
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Sensors and Detection, Technology Classifications > Engineering & Physical Sciences > Photonics
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Zero-Added-Loss Entangled Photon Multiplexing Source
This technology is a scheme for optical entanglement distribution in quantum networks based on a quasi-deterministic entangled photon pair source. By combining heralded photonic Bell pair generation with spectral mode conversion to interface with quantum memories, the scheme eliminates switching losses due to multiplexing.
Based on numerical analyses,...
Published: 4/23/2024
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Inventor(s): Saikat Guha, Prajit Dhara, Dirk Englund, Kevin Chen
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Quantum, Technology Classifications > Imaging & Optics > Sensors and Detection
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Dispersive Element as a Wavelength Recombiner for AVHF
This invention is a technique to compensate for the spectral dispersion of the Advanced Volume Holographic Filter (AVHF) using yet another dispersive element. This new element acts as a spectral recombiner and collimate all the different wavelengths.
Background:
The Advanced Volume Holographic Filter (AVHF) is a holographic system capable of broadband...
Published: 3/18/2024
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Inventor(s): Pierre Blanche, Pedro Alcaraz, Gregory Nero, Andrew Suzuki
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Sensors and Detection, Technology Classifications > Software & Information Technology > Signal Processing
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Ultra-Sensitive, Selective, and Humidity Resistant Detection of Nitric Oxide
This invention is a Whispering-Gallery Mode (WGM) microtoroidal optical resonator designed for ultra-sensitive detection of nitric oxide gas, achieving remarkable precision with a detection limit as low as 2.34 parts per trillion (ppt). This exceptional sensitivity is achieved through the utilization of ferrocene-containing polymeric coatings created...
Published: 1/10/2024
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Inventor(s): Tsu-Te Su, Yinchao Xu, Allison Stanko, Chloe Cerione, Trevor Lohrey, Euan Mcleod, Brian Stoltz
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics, Technology Classifications > Imaging & Optics > Sensors and Detection
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Lensfree Microscopy for Ultrafine Particulate Matter Monitoring
This system monitors ultrafine particulate matter and pollution in the air using compact, inexpensive, and portable devices, which enable time-resolved measurements particle sizes. It could be used to implement a dense network of devices, which provide ultra-precise real-time monitoring of air content and quality levels.
Background:
Particulate matter...
Published: 10/11/2023
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Inventor(s): Euan Mcleod, Maryam Baker
Keywords(s):
Category(s): Technology Classifications > Energy, Cleantech & Environmental, Technology Classifications > Energy, Cleantech & Environmental > Air/Water Purification, Technology Classifications > Imaging & Optics, Technology Classifications > Imaging & Optics > Sensors and Detection, Technology Classifications > Imaging & Optics > Sensors and Detection > Inspection
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Photothermal Microscopy Using Whispering Gallery Microcavities
This invention uses a photothermal spectroscopy method to detect and identify individual molecules/particles without the use of fluorescent tags or radioactive ligands. Whispering gallery optical sensor technologies are on the cutting edge of biosensing technology. Photothermal microscopy has found applications in diverse fields, including materials...
Published: 9/5/2023
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Inventor(s): Tsu-Te Su, Shuang Hao
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Medical Imaging, Technology Classifications > Imaging & Optics > Sensors and Detection, Technology Classifications > Imaging & Optics
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Method and Apparatus for Snapshot 3D Imaging of Mechanical Structure at Resonance Frequency
This invention is a method and apparatus that can measure the mechanical resonance and mode shape of a mechanical structure. The apparatus can provide important information regarding the structure of an object under different loading and operating conditions. This can help designers and engineers to create a robust mechanical design, to verify the results...
Published: 4/24/2024
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Inventor(s): Stanley Pau
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics, Technology Classifications > Imaging & Optics > Sensors and Detection, Technology Classifications > Engineering & Physical Sciences > Industrial & Manufacturing, Technology Classifications > Engineering & Physical Sciences
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Synthesis of New Deuterated Organic Comonomers and Deuterated High Sulfur Content Polymers for Optics and Photonics
This technology is new molecular design approach to prepare high refractive index polymers with enhanced medium wavelength infrared (MWIR) and/or long wavelength infrared (LWIR) transparency that are prepared from reacting with elemental sulfur with deuterated comonomers. The polymers described herein are chalcogenide hybrid inorganic organic polymers...
Published: 3/12/2024
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Inventor(s): Dong-Chul Pyun, Robert Norwood, Jon Njardarson, Haziq Qureshi, Tristan Kleine, Kyle Carothers
Keywords(s):
Category(s): Technology Classifications > Materials > Polymers, Technology Classifications > Imaging & Optics > Sensors and Detection
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A Gamma-ray Photon Counting Detector Based on Side-readout of Monolithic Scintillator Layers
Researchers at the University of Arizona have developed a gamma-ray photon counting device that works similarly to PET, but with a novel architecture that improves the accuracy and speed in determining the location of the biological targets, and is less costly to manufacture.
Background:
Positron Emission Tomography (PET) is a common and reliable...
Published: 11/22/2023
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Inventor(s): Lars Furenlid, Xin Li
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics, Technology Classifications > Imaging & Optics > Medical Imaging, Technology Classifications > Imaging & Optics > Sensors and Detection
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Real Time CGH Calculation and Beam Tracking
This technology is a new method of steering laser beams in LiDAR systems. Based upon live camera information, it creates a computer generated hologram (CGH) used to focus the LiDAR scans on specific areas of interest, improving real-time detection and tracking of important objects in the field of view.
Background:
Light Detection and Ranging, or LiDAR,...
Published: 4/3/2023
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Inventor(s): Yuzuru Takashima, Chin-I Tang, Xianyue Deng
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Sensors and Detection, Technology Classifications > Imaging & Optics > Sensors and Detection > Remote Sensing, Technology Classifications > Imaging & Optics > Lasers & Other Sources
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