United Technologies Corporation

Carrier Corporation

Raytheon Technologies Corporation

Gm Global Technolgoy Operations, Inc.

Delphi Technologies, Inc.

Hamilton Sundstrand Corporation

Rtx Corporation

Otis Elevator Company

Rohr, Inc.

Rosemount Aerospace Limited

Sikorsky Aircraft Corporation

Sensors Unlimited

Cornell University

B/e Aerospace, Inc.

Goodrich Lighting Systems Gmbh

Joseph V Mantese

Coy Bruce Wood

Jonathan Gilson

Adolph L Micheli

Parmesh Verma

Scott Alan Eastman

Sameh Dardona

Wayde R Schmidt

John Joseph Marcin

Marcin Piech

Ziyou Xiong

David Ulrich Furrer

James Tilsley Auxier

Alan Matthew Finn

Thomas D Radcliff

Vladimir Blasko

Walter Thomas Schmidt

Sergei F Burlatsky

Peter R Harris

Enrico Manes

Matthew Robert Pearson

Michael A Klecka

Christopher McAuliffe

Thomas M Zywiak

William A Veronesi

Brian St Rock

Andrzej Ernest Kuczek

Charles E Lents

Todd Anthony Ell

Radoslaw Romuald Zakrzewski

Thomas W Nehl

Larry D McMillan

Michael L Perry

Aaron T Nardi

Tahany Ibrahim El-Wardany

Stephen Karl Kramer

Jonathan Rheaume

David L Lincoln

Ram Ranjan

David Ginsberg

Eric Johannessen

Richard A Poisson

Avoki M Omekanda

Daniel A Mosher

Brad Guilani

Susanne Marie Opalka

Jolanta Bozena Celinska

Ulf J Jonsson

Gurkan Gok

Goran Djuknic

Kurt J Sobanski

Joseph Zacchio

Subramanyaravi Annapragada

Wei Xie

Norman William Schubring

Nicholas Charles Soldner

Sanjay Bajekal

Ryan C Breneman

Dustin Wayne Davis

Andrew Joseph Boyne

Rhonda R Willigan

Daniel V Viens

Antonio M Vincitore

Fanping Sun

Steven M Kestler

Slade R Culp

Paul R Braunwart

Lance R Bartosz

Eric J Heims

Thomas Hubert Van Steenkiste

Catherine Thibaud

John Liobe

Yongduk Lee

Dominic Anthony Messuri

Paul M D'Orlando

Michael Paul Humbert

Geoffrey T Blackwell

Zhongfen Ding

Watt W Webb

Gregory William Auner

Alan H Epstein

Gary L Doll

Suman Dwari

Donald T Morelli

Vijaya Ramaraju Lakamraju

Su-Chee Simon Wang

Andrew Mark Mance

Max D Allsworth

Jeffrey A Sell

Timothy N Obee

David Emil Nelson

Craig R Walker

Xin Wu

Matthew E Lynch

Jaime Sly

Gerard Wladyslaw Malaczynski

Paul Attridge

Urcan Guler

Martin Krucinski

John Robert Smith

A radio frequency waveguide communication system includes a controller configured to output a radio frequency signal, and at least one connected node configured to output a node signal indicative of monitored parameter of a machine. The radio frequency waveguide communication system includes a waveguide and a radio frequency interface module. The waveguide is in signal communication with the controller and is configured to guide the radio frequency signal toward the at least one connected node. The radio frequency interface module is configured to establish signal communication between the controller and the at least one connected node, and includes at least one detachable portion configured to detach from the at least one waveguide.

Radio frequency interface to sensor

A node of a radio frequency system can include a signal splitter, a power rectifier and conditioner, a communication filter, and a network processor. The signal splitter is configured to split a radio frequency transmission between a power path and a communications path within the node. The power rectifier and conditioner are configured to produce a conditioned power signal based on power received through the power path. The communication filter of the communications path is configured to produce a filtered communication signal. The network processor is powered by the conditioned power signal and configured to extract encoded information from the filtered communication signal.

Radio frequency waveguide system nodes

A combustion assembly for a gas turbine engine includes a combustor, a monochromator, and a photodetector assembly. The combustor forms a combustion chamber. The monochromator is disposed outside the combustion chamber. The monochromator is configured to receive an optical input from the combustion chamber and direct an optical output. The optical input has a range of light wavelengths. The optical output has a subset of the range of light wavelengths. The photodetector assembly is disposed outside the combustion chamber. The photodetector assembly is configured to receive the optical output from the monochromator and generate an output signal representative of one or more optical characteristics of the optical output.

Optical detection system for a gas turbine engine combustion assembly

Disclosed is an elevator system having an elevator entryway, the elevator entryway including: a first door, which is an elevator door, a first controller operationally connected to the first door for opening and closing the first door to provide access to an elevator, wherein when the first door is closing: the first controller monitors for first instructions over a frequency applicable to light detection and ranging (LIDAR) and/or a radio detection and ranging (RADAR), and upon receiving the first instructions, the first controller executes the first instructions.

Elevator system with LIDAR and/or RADAR sensor

A sanitization apparatus may comprise a light source configured to emit a light having a first wavelength between 414 and 474 nm; a nonlinear crystal disposed proximal to the light source, the nonlinear crystal configured to receive the light having the first wavelength and output a first portion of the light having the first wavelength and a second portion of the light having a second wavelength, the second wavelength being half the first wavelength; and a prism configured to receive the first portion of the light and the second portion of the light, the prism configured to direct the second portion of the light toward a surface to be sanitized.

Sanitization systems and methods

A system of a machine includes a network of nodes distributed throughout the machine. Each of the nodes is operable to communicate through electromagnetic signals. The system also includes a radio frequency transceiver, a first antenna coupled to the radio frequency transceiver, a second antenna coupled to one or more sensor nodes, and a controller coupled to the radio frequency transceiver. The controller is configured to select at least one sensor node to interrogate, transmit one or more interrogation frequencies from the radio frequency transceiver through the first antenna to the second antenna, receive one or more sensor frequencies at the first antenna broadcast from the second antenna based on a frequency response of the at least one sensor node to the one or more interrogation frequencies, and determine one or more sensed values based on the sensor frequencies received at the radio frequency transceiver through the first antenna.

Radio frequency system sensor interface

An infrared presence detector system includes a focal plane array and a processor coupled to the focal plane array. The array includes a first radiant energy sensor and a plurality of second radiant energy sensors, with the first and second radiant energy sensors configured to convert incident radiation into an electrical signal. The processor is coupled to the focal plane array, and is configured to control the focal plane array in a sleep mode, wherein the first radiant energy sensor is energized and the plurality of second radiant energy sensors are de-energized, and an active mode, wherein at least the plurality of second radiant energy sensors are energized when the first radiant energy sensor detects a presence.

Infrared presence detector system

A method of making an electrocaloric element includes dissolving or dispersing an electrocaloric polymer in an organic solvent having a boiling point of less than 100° C. at 1 atmosphere to form a liquid composition comprising the electrocaloric polymer. A film of the liquid composition is cast on a substrate, and the organic solvent is evaporated to form a film of the electrocaloric polymer. The film is removed from the substrate and disposed between electrical conductors to form an electrocaloric element.

Solvent cast electrocaloric polymer films

A multi-mode microwave waveguide blade sensing system includes a transceiver, a waveguide, and a probe sensor. The transceiver generates a microwave energy signal having a first waveguide mode and a different second waveguide mode. The waveguide includes a first end that receives the microwave energy signal. The probe sensor includes a proximate end that receives the microwave energy signal from the transceiver and a distal end including an aperture that outputs the microwave energy signal. The probe sensor directs the microwave energy signal at a first direction based on the first waveguide mode and a different second direction different based on the second waveguide mode. The probe sensor receives different levels of reflected microwave energy based at least in part on a location at which the at least one microwave energy signal is reflected from the machine.

Multi-mode microwave waveguide blade sensing system

A heat transfer system () is disclosed that includes a first electrocaloric module () comprising a first electrocaloric material, a first high-side voltage electrode, and a first low-side voltage electrode, arranged to impart an electric field to the electrocaloric material. The system also includes a second electrocaloric module () comprising a second electrocaloric material, a second high-side voltage electrode, and a second low-side voltage electrode, arranged to impart an electric field to the electrocaloric material. A bi-directional power transfer circuit () is also included arranged to alternately transfer power from the electrodes of the first electrocaloric module () to the second electrocaloric module (), and from the electrodes of the second electrocaloric module () to the first electrocaloric module ().

Electrocaloric heat transfer system and method of operating the same

An aircraft ice protection system includes a frequency a frequency dependent susceptor coupled to a critical surface of an aircraft. A radio frequency (RF) energy source is configured to apply RF energy to the frequency dependent susceptor. The aircraft ice protection system is configured to selectively operate in a susceptor absorbing mode and a water absorbing mode. The aircraft ice protection system operates in the susceptor absorbing mode until a Faraday layer associated with ice formed on the critical surface reaches a target characteristic. When the target characteristic is met, the aircraft ice protection system initiates the water absorbing mode.

Ice protection system including frequency dependent susceptor

An assembly is provided for a structure. This assembly includes a composite skin and a thermal anti-icing system. The composite skin extends between an exterior surface and an interior surface. The thermal anti-icing system includes a susceptor and a waveguide. The susceptor and the waveguide are integrated into the composite skin between the exterior surface and the interior surface. The waveguide is configured to direct microwaves to the susceptor for melting and/or preventing ice accumulation on the exterior surface.

Integrated microwave thermal anti-icing system

An assembly is provided for an aircraft structure. This aircraft structure assembly includes an acoustic panel and a thermal anti-icing system. The acoustic panel includes an exterior surface. The thermal anti-icing system includes a susceptor and a microwave system. The susceptor is configured with the acoustic panel. The microwave system is configured to direct microwaves to the susceptor for melting and/or preventing ice accumulation on the exterior surface.

Microwave thermal anti-icing system for aircraft acoustic structure

A system includes a network of a plurality of sensing/control/identification devices distributed throughout a machine, each of the sensing/control/identification devices associated with at least one sub-system component of the machine and operable to communicate through a plurality of electromagnetic signals. Shielding surrounds at least one of the sensing/control/identification devices to contain the electromagnetic signals proximate to the at least one sub-system component. A communication path is integrally formed in a component of the machine to route a portion of the electromagnetic signals through the component and a remote processing unit operable to communicate with the network of the sensing/control/identification devices through the electromagnetic signals, wherein at least a portion of the sensing/control/identification devices comprise a wide band gap semiconductor device and wherein at least a portion of the sensing/control/identification devices comprise an on-chip antenna.

Remote communication and powered sensing/control/identification devices using high temperature compatible semiconductor materials

According to an aspect, a waveguide system includes a first node, a second node, and a double-ridge waveguide. The double-ridge waveguide includes a metallic shell surrounding a waveguide core that forms a communication and radio frequency power transmission path in an aerospace environment. The first node is configured to propagate at least one communication channel and a radio frequency power transmission through the waveguide core to the second node during operation of the waveguide system in the aerospace environment.

Waveguide system

Growing community of inventors

Ellington, CT, United States of America

Joseph V Mantese