Search Results - optics+%26+photonics

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All-Optical Phase Conjugation Using Diffractive Wavefront Processing (Case No. 2024-104)
Intro Sentence: UCLA researchers in the Department of Electrical and Computer Engineering have developed a novel method for all-optical phase conjugation to correct phase aberrations for various applications, including laser beam focusing and optical communications. Background: Distortion of wavefronts causes deviation from its ideal shape through...
Published: 9/10/2024   |   Inventor(s): Aydogan Ozcan, Jingxi Li, Che-Yung Shen
Keywords(s):  
Category(s): Optics & Photonics, Electrical, Electrical > Signal Processing, Electrical > Instrumentation, Electrical > Electronics & Semiconductors
Chee Wei Wong Technology Portfolio
Parametrically Driven Intertial Sensing in Chip-Scale Optomechanical Cavities at the Thermodynamical Limits with Extended Dynamic Range (Case No. 2023-282) UCLA researchers in the Department of Electrical and Computer Engineering have developed a novel optomechanical accelerometer system with an integrated optical feedback system. This accelerometer...
Published: 6/28/2024   |   Inventor(s): Chee Wei Wong
Keywords(s):  
Category(s): Electrical, Electrical > Signal Processing, Electrical > Sensors, Electrical > Wireless, Electrical > Electronics & Semiconductors, Electrical > Electronics & Semiconductors > Thermoelectrics, Optics & Photonics
Giant Second-Harmonic Generation in Bulk Monolayer MoS2 Thin Films (Case No. 2024-186)
Summary: UCLA researchers in the department of Chemistry and Biochemistry have developed a method to control electron density in molybdenum disulfide (MoS2) thin films that can be used to improve optical material characteristics. Background: Second harmonic generation (SHG) is an optical process in which light interacts with a nonlinear material...
Published: 7/3/2024   |   Inventor(s): Xiangfeng Duan, Yu Huang, Boxuan Zhou
Keywords(s): Adaptive Optics, Algorithm Optical Coherence Tomography, all-optical diffractive computing, all-optical transformation, Atomic Force Microscopy Optical Tweezers, bulk monolayer, Composite Material, Composite Materials, Dispersion (Optics), Electro-Optics, Focus (Optics), Functional Materials, Infrared Electromagnetic Spectrum Dispersion (Optics), linear optics, material characterization, Materials, molybdenum disulfide (MOS2), monolayer, Nanomaterials, Near-Field Scanning Optical Microscope, nonlinear dynamics, Nonlinear Optics, non-linear optics, Nonlinear Optics Molecular Dynamics, Optical Coherence , Optical Communication , Optical computing, optical implementation, Optical networks, optical processor, optical transmission, Optics Parabolic Reflector Curved Mirror, Optoelectronic materials, reverse engineered optical system, second harmonic generation, start to end optics design, Surgical Instrument Optical Coherence Tomography
Category(s): Materials, Materials > Functional Materials, Optics & Photonics, Chemical, Chemical > Instrumentation & Analysis
Extended-Range Stochastic Computing (Case No. 2022-300)
Short description: Demand for deep-learning compute has continued to grow, as computation errors and accuracy issues remain among stochastic computing (SC) methods. In order to increase adoptability, proposed solutions have often been exchanged for loss of runtime or training performance. To address this issue of accuracy, Prof. Gupta et. al. proposes...
Published: 8/7/2024   |   Inventor(s): Aydogan Ozcan, Jingxi Li
Keywords(s):  
Category(s): Software & Algorithms, Software & Algorithms > Artificial Intelligence & Machine Learning, Software & Algorithms > Data Analytics, Electrical, Optics & Photonics, Electrical > Instrumentation
Universal Linear Intensity Transformations Using Spatially-Incoherent Diffractive Processors (Case No. 2023-192)
Summary: UCLA researchers in the Department of Electrical and Computer Engineering have developed a novel platform technology to facilitate the design of all-optical visual processors, which can be used to perform advanced computational tasks at the speed of light. Background: Information processing via light is a cutting-edge field among optics...
Published: 4/5/2024   |   Inventor(s): Aydogan Ozcan, MD Sadman Rahman, Xilin Yang
Keywords(s): Adaptive Optics, Algorithm Optical Coherence Tomography, all-optical diffractive computing, all-optical transformation, Artifical Intelligence (Machine Learning, Data Mining), Artificial Intelligence, Atomic Force Microscopy Optical Tweezers, computational imaging, deep diffractive network, Deep Learning, Deep learning-based sensing, diffractive processor, Dispersion (Optics), Electron Microscope, Electro-Optics, fluorescence microscopy, Focus (Optics), Infrared Electromagnetic Spectrum Dispersion (Optics), interference processor, large language model (LLNMs), linear optics, linear transformations, Machine Learning, Microscope, Microscopy, Microscopy And Imaging, Near-Field Scanning Optical Microscope, neural networks, Nonlinear Optics, non-linear optics, Optical Coherence , Optical Communication , Optical computing, Optical Fiber Copper Wire And Cable, optical implementation, Optical Microscope, Optical networks, optical processor, optical transmission, Optics Parabolic Reflector Curved Mirror, phase-only diffractive network, reverse engineered optical system, Software, Software & Algorithms, Software Development Tools, spatially-incoherent light, start to end optics design, Surgical Instrument Optical Coherence Tomography, three dimensional imaging, visual computing, Waferscale Processors
Category(s): Optics & Photonics, Optics & Photonics > Microscopy, Platforms, Software & Algorithms > Image Processing, Electrical, Electrical > Signal Processing, Electrical > Computing Hardware
Copyright: Machine Learning-Assisted Design of High Power Laser Systems (Case No. 2024-067)
Summary: UCLA Researchers from the Department of Electrical and Computer Engineering have developed a novel software leveraging advanced machine learning methods to simulate and design high-power laser systems. Background: High-power laser systems are crucial to many established industries and in cutting edge research. These systems can be used in...
Published: 1/8/2024   |   Inventor(s): Sergio Carbajo Garcia, Jack Hirschman, Randy Lemons
Keywords(s): Artifical Intelligence (Machine Learning, Data Mining), Artificial Intelligence, artificial intelligence augmentation, Artificial Neural Network, artificial-intelligent materials, efficient laser design, Electronics & Semiconductors, Electro-Optics, high-powered laser systems, Laser, lasers, Lens (Optics), linear optics, machine learning modeling, Medical artificial intelligence (AI), non-linear optics, Optical Communication , Optical computing, optical implementation, Optics, parameter sweeping, Physics simulation, precision engraving, precision welding, reverse engineered optical system, Semiconductor, Semiconductor Device, Semiconductor Device Fabrication, start to end optics design
Category(s): Software & Algorithms, Software & Algorithms > Artificial Intelligence & Machine Learning, Electrical, Electrical > Instrumentation, Optics & Photonics, Optics & Photonics > Lasers
Charge Sharing Compensation Using Coincidences for X-Ray Photon Counting Detectors (UCLA Case No. 2019-543)
Summary: UCLA researchers in the Department of Radiological Sciences have developed a novel method for coincidence counting to reduce the noise inherent in photon counting detectors. Background: The computed tomography (CT) scanning market is projected to grow from ~$6 billion to over $10 billion in 2030. Approximately 10% of this market size is...
Published: 2/28/2024   |   Inventor(s): Scott Hsieh
Keywords(s): charge sharing, charge summing, Computed tomography, CT, High resolution computed tomography, Medical Imaging, nanophotonics, Photon, Photon counting, photonic materials, Photonic structures, Photonics, pileup, spectral CT, X-Ray Computed Tomography, X-ray detectors
Category(s): Optics & Photonics, Medical Devices > Medical Imaging > CT, Medical Devices, Electrical > Imaging
Light-Field Tomographic Fluorescence Lifetime Imaging Microscopy (Case No. 2023-130)
Summary: UCLA researchers in the Department of Bioengineering have developed a novel fluorescence lifetime imaging microscopy technique which enables fast 3D imaging using low dimensional detectors. Background: Fluorescence lifetime imaging microscopy, or FLIM, measures the fluorescence lifetime of probes embedded in tissue samples which enables...
Published: 8/2/2024   |   Inventor(s): Liang Gao, Yayao Ma
Keywords(s): FLIM, fluorescence lifetime, fluorescence microscopy, organoid imaging, pixel fill factor, single-photon avalanche detector, SPAD array, spectral FLIM, three dimensional imaging, time-correlated single photon counting mode, z stack
Category(s): Life Science Research Tools, Life Science Research Tools > Microscopy And Imaging, Optics & Photonics, Optics & Photonics > Microscopy
Dual-Stage On-Chip Optical-To-Microwave Low-Noise Synthesizer (Case No. 2022-059)
Summary: UCLA researchers in the Department of Electrical and Computer Engineering have developed the Dual-Stage On-Chip Optical-To-Microwave Low-Noise Synthesizer, which achieves exceptional phase-noise performance by combining optical and microwave components and is poised to improve telecommunications efficiencies. Background: The field of low-noise...
Published: 7/15/2024   |   Inventor(s): Chee Wei Wong, Abhinav Kumar Vinod
Keywords(s): Electronics & Semiconductors, Microwave, Optics, Photonics, Semiconductor, Signal Processing, Signal-To-Noise Ratio, Wireless
Category(s): Electrical, Electrical > Electronics & Semiconductors, Electrical > Signal Processing, Electrical > Wireless, Optics & Photonics
Holographic Metasurface Grating Elements for Augmented and Virtual Reality (UCLA Case No. 2022-320)
Summary: UCLA researchers from the Department of Electrical & Computer Engineering have developed a curved grating element that enables higher efficiency and resolution in augmented (AR) and virtual reality (VR) devices. Background: Grating structures are a fundamental component of AR and VR devices and are necessary for controlling the diffraction...
Published: 12/21/2023   |   Inventor(s): Chee Wei Wong, Hyunpil Boo, Hangbo Yang, Yoo Seung Lee
Keywords(s): Augmented Reality, augmented reality (AR), Diffraction, Extended reality, Grating structure, Holographic metasurface grating elements, in-plane diffraction, Mixed Reality, Off-plane Diffraction, Spatial computing, Virtual Reality
Category(s): Electrical > Imaging, Software & Algorithms, Software & Algorithms > Ar/Vr, Electrical > Displays, Optics & Photonics
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