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Graded Index Waveguide and Coating for Display Applications
This innovation improves image quality and reduces polarization aberration in waveguide display systems by using a graded-index waveguide and/or coating. Specifically, the innovation improves the performance of the display by increasing the bandwidth, field of view, and reducing polarization-dependent loss.
Using a graded-index coating in waveguide...
Published: 3/6/2023
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Inventor(s): Stanley Pau, Sawyer Miller, Linan Jiang
Keywords(s):
Category(s): Technology Classifications, Technology Classifications > Imaging & Optics > Displays
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Smart Programmable Ultraviolet Germicidal Irradiation System
This invention is a sanitizer that utilizes UV radiation to sanitize closed rooms. The invention will be able to be programmed and automated to precisely deliver the exact does of UV radiation around the area of interest while also considering safety. The sanitizer will irradiate UV light with multiple beam steering devices to selectively sterilize...
Published: 3/6/2023
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Inventor(s): Stanley Pau
Keywords(s):
Category(s): Technology Classifications > Healthcare Portfolios > Infectious Diseases, Technology Classifications > Imaging & Optics
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Polarization Aberration Compensator
This innovation is a method of design and fabrication process for polarization aberration compensator which can be used in existing optical systems to reduce the overall polarization aberration. This method can be used in existing optical systems to greatly reduce the overall polarization aberration in high-performance optical systems such as in microscopy,...
Published: 3/6/2023
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Inventor(s): Stanley Pau
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Displays
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Spectrum and Polarization Programmable Light Source
This technology is a programmable light source that can synthesize an arbitrary spectrum and polarization state. The instrument can be utilized as a tunable light source, spectrum equalizer, polarization compensator, wavelength scanner, and polarization state generator, in applications where control of the output polarization state of the light is required....
Published: 3/6/2023
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Inventor(s): Stanley Pau, Rongguang Liang
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Displays, Technology Classifications > Imaging & Optics > Telecommunications > Electro-Optic Devices
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Programmable Waveguide Device
This technology describes a programmable optical waveguide device that can be configured to operate as an optical switch, optical attenuator, interferometer, mode transformer and optical computer.
Background:
An optical waveguide is a physical structure that guides electromagnetic waves in the optical spectrum. Common types of optical waveguides include...
Published: 7/19/2022
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Inventor(s): Stanley Pau
Keywords(s):
Category(s): Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Imaging & Optics > Fiber Optics, Technology Classifications > Imaging & Optics > Telecommunications > Electro-Optic Devices
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Compound Dichroic Polarizer
Researchers at the University of Arizona have designed a device and method for converting states of polarization (SOPs) of light into separate colors. In essence, the device can code SOPs into easily distinguishable colors and color changes that are visible to the human eye, regardless of the wavelength of light illuminating the objects.
Background:...
Published: 7/15/2022
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Inventor(s): Stanley Pau, Russell Chipman, Wei-Liang Hsu
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Microscopy, Spectroscopy, Polarimetry, Technology Classifications > Imaging & Optics > Materials & Fabrication
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Digital Fringe Projection and Multi-Spectral Polarization Imaging for Rapid 3D Reconstruction
This invention embodies methods, devices and systems that utilizes Digital Fringe Projection (DFP) to generate three dimensional (3D) images of an object based on measurement of polarizations and/or color light in a single shot. Unlike conventional techniques, which require sequential measurements, the novel systems acquire high dynamic range information...
Published: 3/1/2023
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Inventor(s): Stanley Pau, Rongguang Liang
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics
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Optical Printed Circuit Board with Polymer Array Switch
Researchers at the University of Arizona have developed a flexible polymer waveguide array structure that serves as a stitch or jumper on an optical printed circuit board (OPCB). The flexible polymer waveguide array structure can be attached to the OPCB so that it can provide a chip-to-OPCB optical connection. Using an array of small polymer waveguides...
Published: 7/15/2022
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Inventor(s): Thomas Koch, Robert Norwood, Stanley Pau, Nasser Peyghambarian
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics, Technology Classifications > Imaging & Optics > Materials & Fabrication > Optical, EO & MO, Technology Classifications > Imaging & Optics > Telecommunications, Technology Classifications > Imaging & Optics > Telecommunications > Electro-Optic Devices
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Polarization State Scrambler Using Birefringent Phase Mask
A University of Arizona researcher has designed a device to efficiently convert partially polarized and polarized light into light having randomly distributed polarizations, or more generally, into output light having a plurality of polarizations. The passive device provides almost instantaneous conversion of polarization, as opposed to the current...
Published: 8/18/2022
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Inventor(s): Stanley Pau
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics, Technology Classifications > Imaging & Optics > Telecommunications, Technology Classifications > Imaging & Optics > Materials & Fabrication > Optical, EO & MO
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High-Throughput Manufacturing for PIC Polymer Waveguide Connection Fabrics
This invention is a low-cost high-throughput method of connecting silicon photonic chips to one another. The method is active and robust, taking into account the tolerances and variations of the PIC configurations. It is also rapid, accurate, immune to large dimensional variation, and amenable to rework.
Background:
Photonic integrated circuits (PICs)...
Published: 8/5/2022
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Inventor(s): Thomas Koch, Robert Norwood, Stanley Pau, Nasser Peyghambarian
Keywords(s):
Category(s): Technology Classifications > Imaging & Optics > Telecommunications
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