| Patent Number |
Title Of Patent |
Date Issued |
| RE39295 |
Ice detector configuration for improved ice detection at near freezing conditions |
September 19, 2006 |
| An ice detector for an aircraft comprises a strut and probe assembly, and it is positioned on the aircraft so that the pressure field around the ice detector causes a lower temperature region on the probe assembly compared to the aircraft. Ice will therefore form on the probe assembly |
| D566595 |
Total air temperature probe |
April 15, 2008 |
|
| D548634 |
Total air temperature probe |
August 14, 2007 |
|
| D545227 |
Total air temperature probe |
June 26, 2007 |
|
| D497114 |
Total air temperature probe |
October 12, 2004 |
|
| D463989 |
Semi-flush air data sensor |
October 8, 2002 |
|
| 7456749 |
Apparatus for detecting a fire by IR image processing |
November 25, 2008 |
| An apparatus for detecting a fire in a scene by infrared radiation image processing includes a means for receiving a sequential plurality of infrared radiation images of the scene, a means for generating for each said image an array of picture elements (pixels), a means for determining |
| 7416329 |
Thermal icing conditions detector |
August 26, 2008 |
| A sensor for detecting icing conditions in an airstream includes a flow housing mounted on an aircraft and in which one or more probes are mounted. At least one of the probes subjected to impingement of the airstream and liquid moisture droplets in such airstream. The heat removal, o |
| 7404247 |
Method for making a pressure sensor |
July 29, 2008 |
| A method for making a pressure sensor including the steps of providing a substrate and forming or locating a pressure sensing component on the substrate. The method further includes the step of, after the forming or locating step, etching a cavity in the substrate below the pressure |
| 7400386 |
Combined laser altimeter and ground velocity measurement apparatus |
July 15, 2008 |
| Combined laser-based apparatus for determining both altitude and ground velocity of an aircraft comprises: a laser source for emitting pulsed laser beams substantially at a predetermined wavelength; a plurality of first optical elements for directing the laser beams from a first optical |
| 7400042 |
Substrate with adhesive bonding metallization with diffusion barrier |
July 15, 2008 |
| A metallization layer that includes a tantalum layer located on the component, a tantalum silicide layer located on the tantalum layer, and a platinum silicide layer located on the tantalum silicide layer. In another embodiment the invention is a component having a metallization laye |
| 7397353 |
Wireless tire pressure and/or wheel speed sensing system for aircraft |
July 8, 2008 |
| A wireless tire pressure sensing system for an aircraft comprises: dual resonant circuits mounted to a wheel of the aircraft, each resonant circuit comprising: a variable capacitance sensor and a wire loop of a predetermined inductance coupled thereto, one capacitance sensor for moni |
| 7379839 |
Multi-function air data probes employing neural networks for determining local air data paramete |
May 27, 2008 |
| An air data sensing probe or MFP includes a barrel having multiple pressure sensing ports for sensing multiple pressures. Instrumentation coupled to the pressure sensing ports provides electrical signals related to the multiple pressures. A neural network, coupled to the instrumentat |
| 7379166 |
Combined laser altimeter and ground velocity measurement apparatus and a fiber optic filter edge |
May 27, 2008 |
| A fiber optic filter edge detector of Doppler shifted light comprises: a laser source for emitting pulsed laser light substantially over a first fiber optic path; an optical lens for directing laser light emitted from the first fiber optic path to free-space and for receiving laser light |
| 7370526 |
Total air temperature probe providing a secondary sensor measurement chamber |
May 13, 2008 |
| A total air temperature sensor probe samples the air stream surrounding an aircraft in flight, and includes a duct carrying a fluid flow a portion of which is diverted to a primary chamber mounting a total air temperature sensor. A secondary chamber has a secondary sensor for sensing |
| 7357572 |
Total air temperature probe having improved deicing heater error performance |
April 15, 2008 |
| A total air temperature probe for measuring total air temperature includes a head having an airflow inlet, a main airflow exit, and a flow separation bend positioned between the airflow inlet and the main airflow exit. A plurality of bleed holes are in the flow separation bend. A bleed |
| 7342647 |
Compact laser altimeter system |
March 11, 2008 |
| A laser-based altimeter for use on-board an aircraft comprises: a first housing including a hollow cavity and an exit aperture, and a second housing including a hollow cavity and an entrance aperture. A laser source and a plurality of first optical elements are fixedly supported in a |
| 7334413 |
Apparatus, system and method for observing combustion conditions in a gas turbine engine |
February 26, 2008 |
| A fuel injector for a gas turbine combustor is disclosed which includes a feed arm having a flange for mounting the injector within the combustor and a fuel nozzle depending from the feed arm for injecting fuel into the combustor for combustion. An optical sensor array is located within |
| 7333129 |
Fire detection system |
February 19, 2008 |
| A fire detection system for an enclosed area comprises: at least one infrared (IR) imager for generating infrared images of at least a portion of the enclosed area, for determining from the images that a fire is perceived present in the enclosed area, and for generating a first signal |
| 7257470 |
Fault isolation method and apparatus in artificial intelligence based air data systems |
August 14, 2007 |
| A method providing fault isolation, in an air data system which uses artificial intelligence to generate an air data parameter, includes generating the air data parameter as a function of a plurality of measured values such as static pressures. Then, estimates of each of the pluralit |
| 7245367 |
Method and apparatus for detecting contaminants on a window surface of a viewing system utilizin |
July 17, 2007 |
| A method of detecting contaminants on a window surface of a viewing system comprises the steps of: reflecting light off of contaminants on the window surface; capturing the reflected light in an image; converting the image into image data; and processing the image data to detect the |
| 7213454 |
Method and apparatus for obtaining improved accuracy and range for air data parameters inferred |
May 8, 2007 |
| A method of calculating a system level air data parameter for an aircraft, for example aircraft angle-of-attack (AOA) and/or angle-of-sideslip (AOS), includes measuring a plurality of local static pressures p.sub.i. Next, a plurality of non-dimensional pressure ratios are each generated |
| 7203394 |
Micro mirror arrays and microstructures with solderable connection sites |
April 10, 2007 |
| A micro mirror array including an upper wafer portion having a plurality of movable reflective surfaces located thereon, the upper wafer portion defining a coverage area in top view. The array further includes a lower wafer portion located generally below and coupled to the upper wafer |
| 7202778 |
Wireless tire pressure sensing system |
April 10, 2007 |
| A wireless tire pressure sensing system for an aircraft comprises: dual resonant circuits mounted to a wheel of the aircraft, each resonant circuit comprising: a variable capacitance sensor and a wire loop of a predetermined inductance coupled thereto, one capacitance sensor for moni |
| 7174782 |
Total air temperature probe providing a secondary sensor measurement chamber |
February 13, 2007 |
| A total air temperature sensor probe samples the air stream surrounding an aircraft in flight, and includes a duct carrying a fluid flow a portion of which is diverted to a primary chamber mounting a total air temperature sensor. A secondary chamber has a secondary sensor for sensing |
| 7155969 |
System for and method of acoustic and through skin air data measurement |
January 2, 2007 |
| A system for determining physical characteristics of an incident flow stream over a surface of a vehicle includes a plurality of acoustic sensors mounted to the surface and configured to sense pressure fluctuations caused by the incident flow stream. The plurality of acoustic sensors |
| 7130098 |
Silicon wafer based macroscopic mirror for wide angle scanning applications |
October 31, 2006 |
| A macroscopic mirror for wide angle scanning applications comprises: a silicon substrate section of a predetermined shape and macroscopic size cut from a silicon wafer comprising a flat, polished surface side and an etched, rough surface side; and a plurality of layers, including a layer |
| 7127335 |
Low airspeed assist algorithm for air data computer applications |
October 24, 2006 |
| A method of estimating the airspeed of an aircraft during low airspeed conditions includes measuring a negative impact pressure using a pitot-static probe on the aircraft. Then, the method includes estimating a non-zero airspeed of the aircraft as a function of the measured negative |
| 7106424 |
Compact laser altimeter system |
September 12, 2006 |
| A laser-based altimeter for use on-board an aircraft comprises: a first housing including a hollow cavity and an exit aperture, and a second housing including a hollow cavity and an entrance aperture. A laser source and a plurality of first optical elements are fixedly supported in a |
| 7104502 |
Ice detector for improved ice detection at near freezing condition |
September 12, 2006 |
| An ice detector for providing a signal indicating ice formation includes a probe protruding into an airflow. The probe extends into the airflow from a strut. The strut has one or more features which allow the probe to accrete ice at a higher temperature than would conventionally be p |
| 7095488 |
System for profiling objects on terrain forward and below an aircraft utilizing a cross-track la |
August 22, 2006 |
| A forward looking cross-track laser altimeter comprises: a first configuration of optical elements for guiding pulsed laser beams along a first optical path; a mirror element coupled to a scanner and disposed in the first optical path, the scanner operative to oscillate the mirror el |
| 7079228 |
Combined laser altimeter and ground velocity measurement apparatus |
July 18, 2006 |
| Combined laser-based apparatus for determining both altitude and ground velocity of an aircraft comprises: a laser source for emitting pulsed laser beams substantially at a predetermined wavelength; a plurality of first optical elements for directing the laser beams from a first optical |
| 7044638 |
Multi-element thermocouple |
May 16, 2006 |
| A multi-element thermocouple circuit includes at least two temperature measuring junctions. A first temperature measuring junction is formed by first and second thermoelements, each of the first and second thermoelements being formed of a noble metal or a noble metal alloy. The secon |
| 7031871 |
Sensor assembly for determining total temperature, static temperature and Mach number |
April 18, 2006 |
| A temperature sensor is provided with at least two thermometers or temperature sensing elements that have different recovery factors, and which are in the same airflow. The recovery factors for the respective thermometers are determined for the sensor and stored in a memory of a proc |
| 7026909 |
Housing for temperature sensing assemblies in a thermometer |
April 11, 2006 |
| A platinum resistance thermometer has an outer housing with a bore that receives a temperature sensor assembly including a mandrel having a sensing section with a platinum wire wound thereon and supported in the bore with a non-cohesive powder material that will distribute stresses c |
| 7026600 |
System and method of identifying an object in a laser beam illuminated scene based on material t |
April 11, 2006 |
| A method of identifying an object in a laser beam illuminated scene based on material types comprises the steps of: emitting a pulsed beam of laser energy, each beam pulse comprising a plurality of different discrete wavelength emission components; illuminating a predetermined scene with |
| 7014357 |
Thermal icing conditions detector |
March 21, 2006 |
| A sensor for detecting icing conditions in an airstream includes a flow housing mounted on an aircraft and in which one or more probes are mounted. At least one of the probes subjected to impingement of the airstream and liquid moisture droplets in such airstream. The heat removal, o |
| 6985212 |
Laser perimeter awareness system |
January 10, 2006 |
| A method of laser scanning a perimeter zone of a target site for the detection of potential threats comprises: scanning a pulsed laser beam across the perimeter zone; receiving echoes from the pulsed laser beam during the perimeter zone scan; deriving range data corresponding to the |
| 6974250 |
Temperature sensor with controlled thermal offset for determining static temperature |
December 13, 2005 |
| The present invention relates to providing a temperature sensor that is mountable on an aircraft and includes a thermometer or temperature sensing element for sensing temperature of airflow. A heater is provided on the probe to bias the temperature sensed by the thermometer or temperatur |
| 6972563 |
Method of adjusting a fluxgate magnetometer apparatus |
December 6, 2005 |
| A single-axis, fluxgate magnetometer apparatus comprises: an excitation subassembly comprising a toroidal core wound with a predetermined number of turns of an excitation coil; and a pick up subassembly comprising a coil form including a hollow chamber, and a predetermined number of turn |
| 6958689 |
Multi-sensor fire detector with reduced false alarm performance |
October 25, 2005 |
| A method of detecting a combustion chemical in a region and setting an alarm based on concentration levels of the combustion chemical comprises the steps of: monitoring the region for a combustion chemical with a sensor having a measurable parameter which changes in value proportional |
| 6953254 |
Silicon wafer based macroscopic mirror for wide angle scanning applications |
October 11, 2005 |
| A macroscopic mirror for wide angle scanning applications comprises: a silicon substrate section of a predetermined shape and macroscopic size cut from a silicon wafer comprising a flat, polished surface side and an etched, rough surface side; and a plurality of layers, including a layer |
| 6941805 |
Multi-function air data sensing probe having an angle of attack vane |
September 13, 2005 |
| A multi-function air data sensing probe has a strut that is mounted on an aircraft and extends laterally from the aircraft skin. The strut is supported on a base plate, and has a pitot pressure sensing tube at the outer end thereof, with a pitot port facing upstream, and also includes a |
| 6928878 |
Pressure sensor |
August 16, 2005 |
| A pressure sensor including a movable component that is configured to move when the pressure sensor is exposed to differential pressure thereacross, and a pressure sensing component located on the movable component. The pressure sensing component includes an electrically conductive elect |
| 6915687 |
Aerodynamically shaped static pressure sensing probe |
July 12, 2005 |
| A static pressure sensing probe has an aerodynamically shaped cross section, and extends laterally from an aircraft surface sufficiently so that an outer end of the probe is a short distance outside the boundary layer on the aircraft surface on which the probe is mounted. The probe has |
| 6912759 |
Method of manufacturing a thin piezo resistive pressure sensor |
July 5, 2005 |
| A method for forming a sensor including the steps of providing a base wafer and forming a sensor cavity in the base wafer. The method further includes the step of coupling a diaphragm wafer to the base wafer, the diaphragm wafer including a diaphragm portion and a sacrificial portion. Th |
| 6892584 |
Fabricated pitot probe assembly |
May 17, 2005 |
| A pitot pressure sensing probe assembly is made up of individual components comprising a barrel formed with a longitudinal interior passageway and a conical end cap at its leading end. A strut that has stamped or formed sections secured together to form the strut with a compound curvatur |
| 6883369 |
Sensor and method of measuring mass flow non-intrusively |
April 26, 2005 |
| A non-intrusive sensor for measuring mass flow of a medium flowing through a tube comprises: a probe having a predetermined length disposed along an external wall of the tube; a heater for heating the probe at a first point along the length thereof; a first temperature measuring device d |
| 6847903 |
Liquid water content measurement apparatus and method |
January 25, 2005 |
| Ice accretion on a probe is detected by determining the change of frequency of a vibrating type ice detector or sensor as ice starts to build up. The rate of change of frequency is determined and is combined with parameters including air velocity and air temperature for providing a signa |
| 6840672 |
Total air temperature probe providing improved anti-icing performance and reduced deicing heater |
January 11, 2005 |
| A total air temperature (TAT) probe for measuring TAT includes an inlet scoop which receives airflow from free stream airflow moving toward the inlet scoop from a first direction. A first portion of the airflow entering the inlet scoop exits the probe through a main exit channel. A s |
