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Patents

Displaying 1 - 15 of 15

Optical Phantom for Producing a Time-Resolved Diffuse Reflectance Spectrum

Inventors

Jeeseong Hwang, Heidrun Wabnitz

Patent Description Physikalisch-Technische Bundesanstalt (PTB) and NIST jointly developed a concept for a waveform synthesizer which can generate a controlled waveform with several picosecond (ps) time resolution. In a light-diffusing material, characteristics of the time-of-flight distribution (e.g
Line drawing of the method for manufacturing an array of sensors on a single chip

Method for Manufacturing an Array of Sensors on a Single Chip

Inventors

Abhishek Motayed, Geetha S. Aluri, Albert Davydov, Vladimir P. Oleshko, Ritu Bajpai, Mona E. Zaghloul

Patent Description Detection of chemical species in air, such as industrial pollutants, poisonous gases, chemical fumes, and volatile organic compounds (VOCs), is vital for the health and safety of communities around the world. The development of reliable, portable gas sensors that can detect
Line drawing of the thermal impedance amplifier

Thermal Impedance Amplifier

Inventors

Adam McCaughan, Varun Verma, Sonia Buckley, Sae Woo Nam

Patent Description Presently, superconducting electronics are being applied to areas such as computational backends for future quantum processors, high-performance supercomputing, and ultrafast digital signal processing. In all of these areas, data must be communicated between the superconducting
This image of a chart titled "How does it work" that describes the optomechanical reference.

Optomechanical Reference

Inventors

Felipe Guzman, Ryan B. Wagner, Jacob M. Taylor, Gordon A. Shaw

A mechanical sensor incorporating an optical cavity is used to provide a mass and/or force reference from a known or characterized circulating optical power in the optical cavity. The radiation pressure force in the optical cavity is used to actuate the mechanical sensor. The optical cavity in put
Step-by-step process for making a self-aligned waveguide

Process for Making a Self-Aligned Waveguide

Inventors

David Pappas

Patent Description This invention enables practitioners to achieve very narrow gaps, down to 0.1 µm, on long coplanar waveguides using optical lithography. This process is shown below. In step 1, a mask is defined on top of the metallic material to be used as the center trace of the coplanar
A line drawing describing the apparatus and method for dynamically controlling spectrum access

Apparatus and Method for Dynamically Controlling Spectrum Access

Inventors

Timothy A Hall, Anirudha Sahoo, Charles Hagwood, Sarah Streett

Patent Description There is a need for government and industry to share spectrum due to limited frequency band. This invention provides for a dynamic spectrum access (DSA) in a tiered sharing system whose goal is to increase spectrum utilization. It is an apparatus (hardware + firmware) that
The figure shows a microfabricated optical probe with the following components: 110 - optical loop, 111 – structured region of 110, 114 – optical waveguide, 116 – first arm of optical  waveguide, 120 – substrate, 122 – optical cladding layer, 124 – first single mode optical fiber, 126 – primary light, and 128 – output light.

Microfabricated Optical Probe

Inventors

Vladimir Aksyuk, Kartik Srinivasan, Thomas Michels

Patent Description Integrated photonics research and manufacturing requires a probe for in-line nondestructive optical testing of devices. Current optical probes require dedicated and large coupling areas in the photonic circuit. They cannot provide sufficient control over the degree, location and

Photonic probe for atomic force microscopy

Inventors

Marcelo Davanco, Vladimir Aksyuk

Patent Description Atomic force microscopy probes with integrated photonic optomechanical cavity readout are new and provide improved sensitivity, increased measurement speed and reduced measurement noise in a variety of research and manufacturing metrology applications. While such probes have been
This is a line drawing for patent number 10,625,470

3D Printing of Composition-Controlled Copolymers

Inventors

Jirun Sun, Young Lee

Patent Description This invention is a new 3D printing process of continuously or discretely controlling composition of photo-polymerization reactants to produce 3D objects with spatially varying chemical, physical and mechanical properties. This invention is based on photo­ polymerization of liquid
A line drawing of the protector for photon detector

Protector for Photon Detector

Inventors

David M. Rutter, Alan H. Band

Patent Description Avalanche photodiodes (APDs) are highly sensitive single photon counters and are used in fluorescence lifetime measurements, medical devices, safety equipment and optical communication devices among many other applications. They function by placing a high voltage across an
A line drawing showing the entire structure, which includes the resonator and supporting substrate.

Reticulated Resonator, Process for Making and Use of Same

Inventors

Raymond Simmonds, Katarina Cicak, Cindy Regal, Pen-Li Yu, Yeghishe Tsaturyan, Thomas Purdy, Nir Kampel

Patent Description Mechanical resonators are widely used in wireless receivers, bio sensors, and timing and frequency control. Besides industry, in recent years in academia there is also considerable interest for ultrahigh precision sensing and fundamental science. A mechanical resonator with the
A photo of the noncntact dielectric and conductivity meter for high-throughput processing and a circuit diagram of the circuit used to track the resonant frequency and quality factor of the microwave resonator.

Noncontact Resonameter, Process for making and use of same

Inventors

Jan Obrzut, Nathan D. Orloff, Christian J. Long

Patent Description A noncontact resonameter includes: a resonator to: produce an excitation signal including a field; subject a sample to the excitation signal; produce a first resonator signal in a presence of the sample and the excitation signal, the first resonator signal including: a first
Image of 2 security officers inspecting packages

Anti-Counterfeiting Article, Process for Making and Using Same

Inventors

Yaw S. Obeng, Joseph J. Kopanski, Jung-Joon Ahn

Patent Description This invention provides for a new and useful metrology to enable counterfeit detection system capable of uniquely marking items by encoding information in their physical structure at the nanoscale. The system depends on rapidly encoding information in the physical structure of an
Picture of the Ice Maker with the words "Ice Maker" displayed above it

Icemaker, Process for Controlling Same and Making Ice

Inventors

David Yashar

Patent Description The primary function of a domestic refrigerating appliance is to maintain a low temperature within a cabinet. The desired set temperature is generally maintained by cycling the appliance's refrigeration system (compressor, fans, etc.) on and off. Automatic icemakers are commonly
Displaying 1 - 15 of 15