Search Results - rongguang+liang

28 Results Sort By:
Deep Learning-Based Hyperspectral Imaging
The technology presented is a pairwise-image-based hyperspectral convolution neural network (pHSCNN) that works to recover hyperspectral images from a pair of RGB images to improve the fidelity of hyperspectral images. The technology captures sequentially via a color sensor paired with and without an optimized optical filter in front of the imaging...
Published: 6/8/2022   |   Inventor(s): Rongguang Liang, Yuanyuan Sun
Keywords(s):  
Category(s): Technology Classifications > Imaging & Optics, Technology Classifications > Imaging & Optics > Medical Imaging, Technology Classifications > Imaging & Optics > Sensors and Detection > Remote Sensing
Interferometric System with Deep Learning Algorithm to Process Two Interferograms
This invention is a interferometric system that captures two interferograms and utilizes deep learning algorithm to process two interferograms. This invention enables the measurement of surface roughness and surface shape using the interferometric system and neural network to process the data. The deep learning portion of the system is in a compact...
Published: 11/3/2021   |   Inventor(s): Rongguang Liang
Keywords(s):  
Category(s): Technology Classifications > Imaging & Optics, Technology Classifications > Imaging & Optics > Optical Fab / Metrology
Optical Materials for Printing Glass Optics
This technology uses a liquid, solvent-free, silica precursor, and two-photon 3D printing process for high-precision glass micro-optics. Background: Inorganic glasses are widely used in industry due to their excellent optical, chemical, and thermal properties. Conventional grinding and polishing methods are the current standard for fabricating spherical,...
Published: 7/1/2021   |   Inventor(s): Rongguang Liang, Douglas Loy, Piaoran Ye, Zhihan Hong
Keywords(s):  
Category(s): Technology Classifications > Imaging & Optics
Photo-Curable Liquid Acrylate and Methacrylate Modified Silsesquioxane Oligomers with Built In Radical Initiators for Additive Manufacturing
This invention is a new photochemically curable resin with photo initiators for radical curing. This invention allows for faster curing rates using high and controlled concentrations of initiators. The invention also improves upon currently available resins, as this invention reduces the chances of resin chemical leaching and solves plasticization issues....
Published: 4/13/2021   |   Inventor(s): Douglas Loy, Rongguang Liang, Alyssa Ellsworth, Zhihan Hong
Keywords(s):  
Category(s): Technology Classifications > Engineering & Physical Sciences, Technology Classifications > Engineering & Physical Sciences > Industrial & Manufacturing, Technology Classifications > Materials, Technology Classifications > Materials > Polymers
3D Printing of Glass Structures Using Laser Patterning of Precondensed, Liquid Silica and Organically Modified Silica Polymers
This technology allows for 3D printers to print optical structures that have a glassy texture. The technology takes liquid polymer silica and transforms it into the desired optical structure, with minimal shrinkage. Background: The 3D printer market has had an increasing demand and growth over the past few years. With the wide variety that the market...
Published: 4/13/2021   |   Inventor(s): Douglas Loy, Rongguang Liang
Keywords(s):  
Category(s): Technology Classifications > Engineering & Physical Sciences > Industrial & Manufacturing, Technology Classifications > Materials > Ceramics, Technology Classifications > Materials > Polymers
Compact Snapshot Dual-Mode Interferometric System
This technology is an interferometric system that measures both surface shape and roughness and is designed for on-machine metrology. Background: Interferometry uses constructive and destructive interference in waves to obtain information. One common application of this field is to examine the properties of a surface, often at nanoscale. When mounted...
Published: 12/2/2020   |   Inventor(s): Rongguang Liang
Keywords(s):  
Category(s): Technology Classifications > Imaging & Optics > Sensors and Detection > Inspection
Smartphone-Based Multispectral Dermascope
A rise in melanoma cases across the world and a decline in the number of dermatological specialists characterizes the outlook of global professional skin care. General practitioners can look for clues before referring patients to a specialist; and, if they have the tools, they can take high-quality diagnostic tests for further specialist monitoring....
Published: 12/2/2020   |   Inventor(s): Ross Uthoff, Rongguang Liang
Keywords(s):  
Category(s): Technology Classifications > Imaging & Optics > Medical Imaging
All-Reflective Microscope
This invention is an innovative all-reflective microscope with off-axis configuration with freeform surface. This design would have uniform diffraction limit performance from UV to far-IR. Background: Reflecting microscopes, which incorporate reflecting rather than refracting objectives, are used for imaging over a wide range of wavelengths, especially...
Published: 9/23/2020   |   Inventor(s): Rongguang Liang
Keywords(s):  
Category(s): Technology Classifications > Imaging & Optics > Microscopy, Spectroscopy, Polarimetry
Mobile Intraoral Camera Powered with Artificial Intelligence
This invention is a mobile intraoral camera which consists of a flexible intraoral probe to reach the base of the tongue and tonsillar region of the oropharynx, a mobile process unit to capture, store, process, and transfer images, and automated image processing to identify suspicious areas within the mouth. Background: Intraoral cameras are an alternative...
Published: 7/29/2020   |   Inventor(s): Rongguang Liang
Keywords(s):  
Category(s): Technology Classifications > Imaging & Optics > Medical Imaging
Snapshot Phase-Shifting Diffraction Phase Microscope
This invention proposes combining snapshot phase-shifting interferometry with high resolution polarization imaging to create quantitative phase maps from diffraction microscopy. A polarization grating separates the incident beam into object and reference beams, and a digital camera captures four phase-shifted interferograms from polarization filters...
Published: 5/27/2020   |   Inventor(s): Rongguang Liang, Xiaobo Tian
Keywords(s):  
Category(s): Technology Classifications > Imaging & Optics > Microscopy, Spectroscopy, Polarimetry
1 2 3