Search Results - robert+norwood

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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: 7/14/2022   |   Inventor(s): Thomas Koch, Robert Norwood, Stanley Pau, Nasser Peyghambarian
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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
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: 7/14/2022   |   Inventor(s): Thomas Koch, Robert Norwood, Stanley Pau, Nasser Peyghambarian
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Category(s): Technology Classifications > Imaging & Optics > Telecommunications
Low Cost Flame Retardant Polymers from Low Cost Olefinic Comonomers
This technology is an approach to using sulfenyl-halide polymerization with olefinic comonomers to prepare a new class of intrinsically flame-retardant polymers for the production of a wide range of thermoplastics, thermoplastic elastomers, and thermoset materials. Materials prepared with this technology have afforded a V0 UL-94V flame retardancy rating...
Published: 6/6/2022   |   Inventor(s): Dong-Chul Pyun, Robert Norwood, Jon Njardarson, Richard Glass, Taeheon Lee, Chisom Olikagu, Kyung Seok Kang
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Category(s): Technology Classifications > Materials > Chemicals, Technology Classifications > Materials > Coatings, Technology Classifications > Materials > Polymers
Consumer Optics with Low Cost Polymers
This invention describes a range of low-cost polymer compositions and method of making for high index, high Abbie number consumer optics. Background: The consumer eyewear global market estimated at greater than $100 billion. Current optical polymer technology revolves around well-established thermoplastic or thermoset polymers, including polycarbonates...
Published: 5/18/2022   |   Inventor(s): Dong-Chul Pyun, Robert Norwood, Jon Njardarson, Richard Glass, Taeheon Lee, Chisom Olikagu, Kyung Seok Kang
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Category(s): Technology Classifications > Materials > Chemicals, Technology Classifications > Materials > Polymers, Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Imaging & Optics > Ophthalmology, Technology Classifications > Imaging & Optics > Optical Fab / Metrology
SmartPrint Polymer Material and Design for the Connection of Separate Optical Chips
This technology is a further development of interconnect polymer waveguides for photonics packaging and integration. Here, a flexible optical substrate is attached and aligned to individual photonic chip components to form an optical waveguide. The waveguide comprises a refractive index contrast (RIC) polymer directly patterned using a photolithography...
Published: 12/13/2021   |   Inventor(s): Linan Jiang, Dong-Chul Pyun, Robert Norwood, Tristan Kleine, Julie Frish, Thomas Koch, Stanley Pau, Roland Himmelhuber, Abhinav Nishant, Kyungjo Kim, Sasaan Showghi
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Category(s): Technology Classifications > Engineering & Physical Sciences > Electronics > Assembly and Packaging, Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Engineering & Physical Sciences > Semiconductors, Technology Classifications > Imaging & Optics > Fiber Optics, Technology Classifications > Imaging & Optics > Materials & Fabrication > Optical, EO & MO, Technology Classifications > Imaging & Optics > Telecommunications > Electro-Optic Devices, Technology Classifications > Materials > Polymers, Technology Classifications > Software & Information Technology > Communications & Networking, Technology Classifications > Software & Information Technology > Web & Internet, Technology Classifications > Engineering & Physical Sciences > Communications & Networking > Optical, Technology Classifications > Engineering & Physical Sciences > Electronics > Computer Hardware, Technology Classifications > Engineering & Physical Sciences > Electronics > Digital Circuits
Novel High Refractive Index and Abbie Value Polymers for Advanced Lower Cost Optical Eyewear
Copolymerization of chalcogenide halides with widely available unsaturated monomers is used to create advanced polymer materials for consumer plastic optics, consumer eye wear, and smart phone plastic optics. Background: Sulfenyl chlorides are a widely known but largely ignored class of sulfur compounds that are highly reactive toward nucleophiles...
Published: 9/15/2021   |   Inventor(s): Dong-Chul Pyun, Robert Norwood, Jon Njardarson, Richard Glass, Taeheon Lee, Chisom Olikagu, Kyle Carothers
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Category(s): Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Imaging & Optics, Technology Classifications > Imaging & Optics > Lens & System Design, Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Imaging & Optics > Materials & Fabrication > Optical, EO & MO, Technology Classifications > Imaging & Optics > Ophthalmology, Technology Classifications > Materials > Polymers
Enhanced Magneto-Optic Properties Using Polymer-Coated Magnetite Nanoparticles
Researchers at The University of Arizona's James C. Wyant College of Optical Sciences have developed a two-step process for creating Magneto-optical (MO) nanocomposites. First it forms a polymer shell on magnetite-nanoparticles though a surface polymerization process. It then chemically links the shell of each magnetite-nanoparticle to a host polymer...
Published: 6/22/2021   |   Inventor(s): Robert Norwood, Palash Gangopadhyay, Alejandra Lopez-Santiago
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Category(s): Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Imaging & Optics
Photolithographic Method for Producing Acoustic Detectors
This technology is a new method to produce hydrophone and acoustic detectors based on the acoustoelectric effect, rather the piezoelectric effect to create an electrical signal. The manufacturing method uses photolithographic techniques, offering finer control of the design and scale of the device. In order to produce detectors or hydrophones for ultrasound...
Published: 1/11/2021   |   Inventor(s): Russell Witte, Robert Norwood, Charles Ingram, Charles Greenlee, Ragnar Olafsson, Zhaohui Wang
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Category(s): Technology Classifications > Imaging & Optics > Medical Imaging, Technology Classifications > Imaging & Optics
Highly Transmissive Infrared Polymer Micro Optical Lenses and Arrays
Polymeric microscale lenses, which are highly transmissive for infrared wavelengths, can be fabricated using photolithography. Arrays of lenses may be mass produced and incorporated into optical-electronic systems. Background: Conventionally, lenses for use in infrared imaging have been made from inorganic materials due to their superior optical properties...
Published: 1/11/2021   |   Inventor(s): Dong-Chul Pyun, Robert Norwood, Abhinav Nishant, Tristan Kleine, Nicholas Lyons, Kyungjo Kim
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Category(s): Technology Classifications > Engineering & Physical Sciences > Communications & Networking > Optical, Technology Classifications > Engineering & Physical Sciences > Communications & Networking > RFID, Technology Classifications > Engineering & Physical Sciences > MEMS & Nanotechnology, Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Engineering & Physical Sciences > Transportation & Automotive > Autonomous/Intelligent Vehicle Compone, Technology Classifications > Engineering & Physical Sciences > Transportation & Automotive > Vehicle Control, Technology Classifications > Imaging & Optics > Materials & Fabrication, Technology Classifications > Imaging & Optics > Sensors and Detection, Technology Classifications > Imaging & Optics > Sensors and Detection > Remote Sensing, Technology Classifications > Imaging & Optics > Telecommunications > Electro-Optic Devices, Technology Classifications > Materials > Chemicals, Technology Classifications > Materials > Coatings, Technology Classifications > Materials > Polymers
Refractive Index Contrast Polymer Photonics Interconnects and Waveguides for Packaging and Integration
This invention represents a new chemical composition of photoresponsive, polymer photoresists, where the refractive index of the polymer can be modulated via UV radiation to facilitate the arbitrary writing of optical waveguides and other photonic devices in the material. The material can be spun on to any substrate or existing photonic device architecture...
Published: 11/10/2020   |   Inventor(s): Dong-Chul Pyun, Robert Norwood, Julie Frish, Tristan Kleine
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Category(s): Technology Classifications > Engineering & Physical Sciences > Communications & Networking > Networking, Technology Classifications > Engineering & Physical Sciences > Communications & Networking > Optical, Technology Classifications > Engineering & Physical Sciences > Electronics > Assembly and Packaging, Technology Classifications > Engineering & Physical Sciences > Photonics, Technology Classifications > Imaging & Optics > Telecommunications, Technology Classifications > Imaging & Optics > Telecommunications > Electro-Optic Devices, Technology Classifications > Imaging & Optics > Materials & Fabrication > Optical, EO & MO, Technology Classifications > Materials > Polymers
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