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Light sensor and processor incorporating historical readings
A sensor includes a light detector for dividing light in an environment into optical zones and detecting light from the optical zones. The sensor also includes a...
Methods and apparatus for particle reduction in MEMS devices
A method for assembling a micro-electromechanical system (MEMS) device that includes a micro-machine is described. The method comprises forming the micro-machine...
Inorganic solid lubricant for high temperature foil bearing
Inorganic solid lubricant coatings and processes for applying a solid lubricant coating to a substrate surface. A process for applying the solid lubricant...
Self-adjusting electrochemical sensor
A gas detector with a compensated electrochemical sensor exhibits altered sensitivity in response to decreasing stochastic noise in an output thereof. A gain...
System for positioning a piston including a fail fixed valve for holding
the piston in position during a power...
A controlled piston (20, 62, 102) having a first end (24, 64, 104) mounted in a controlled piston sleeve (22) and a spool (16) movably mounted in a spool sleeve...
Method and apparatus for determining a measure of similarity between
natural language sentences
Systems and methods for classifying natural language (NL) sentences using a combination of NL algorithms or techniques is disclosed. Each NL algorithm or...
Absolute position determination of an object using pattern recognition
A contact free optical position sensor for an inertial reference system. An optical sensor is adapted to generate image signals of a gas bearing supported...
System and method for indicating a position of an aircraft to a user
An avionics system includes a display device that is viewable by a user of an aircraft and a processor in operable communication with the display device. The...
Integral cold plate/chasses housing applicable to force-cooled power
An integral cold plate/chassis (ICPC) housing may be formed from two blocks of material, having a cold plate sandwiched therebetween, brazed together. The blocks...
Adhesive system and method for forming a fiber optic gyroscope sensing
Adhesive system and method are provided for affixing a fiber optic coil to a hub with an adhesive in a fiber optic gyroscope. The adhesive system comprises a...
Systems and methods for self-test of a radar altimeter
Systems and methods for testing a signal generated by a Direct Digital Synthesizer (DDS) in a radar altimeter. In an embodiment of the method, a voltage signal...
Methods and systems for identifying high-quality phase angle measurements
in an interferometric radar system
A method for determining a mechanical angle to a radar target utilizing a multiple antenna radar altimeter is described. The method comprises receiving radar...
Perforated plane moisture sensor
A moisture sensing apparatus, system and method. In general, a surface can be provided, and one or more conductor pairs located in a plane of the surface. Each...
Installation aid for vertically mounted components
An apparatus and method providing for ease of installation of a component on a substantially vertical surface. The apparatus, has a back case to be secured to...
Speed and temperature sensing in separate cavities in a single sensing
A sensor apparatus includes a sensor assembly for maintaining multiple and varying sensor components, wherein the sensor assembly comprises a molded sensor head...
Power sensor module for engine transmission and driveline applications
A power sensor module suitable for automotive and other high volume applications is disclosed. The power sensor module combines a speed sensing and torque...
Oil quality sensor structure for permanent applications
An oil quality sensor system comprise an acoustic wave viscosity and an etch rate sensor. The etch rate sensor system includes a piezoelectric substrate and one...
Method and apparatus for interfacing security systems by periodic check in
with remote facility
Security systems, such as in a home or other building, periodically transmit status data to a remote facility so that the remote facility is continuously...
Power supply apparatus and method based on parasitic power extraction
Power supply apparatus and method based on parasitic power extraction is disclosed. Power is extracted from signals that are inbound and/or outbound from an...
Sensor and methods for measuring select components in moving sheet
A compact, long lasting sensor for measuring components such as moisture in moving sheets including paper in a papermaking apparatus employs light sources that...
Staged oil filter incorporating additive-releasing particles
An improved oil conditioning filter, for use with an internal combustion engine, includes a mechanically active filter element and a chemically active filter...
Pressure flow sensor systems and pressure flow sensors for use therein
A differential pressure flow sensor system comprises a disposable flow sensor which has upstream and downstream pressure sensing devices for detecting a...
A method for self-calibrating a sensor can be implemented in a system having a calibration circuit. The calibration circuit has differential circuitry which...
Three dimensional balance assembly
A three-dimensional balance assembly is provided. The assembly includes a center shaft, two or more eccentric weighted shafts encompassing the center shaft and a...
Localization for low cost sensor network
Wireless devices, systems and approaches or methods having the capability of determining the location of a given wireless device. An example system includes a...
Two-stage codec for frame-based program images
A method for compressing a frame-based program image (FBPI) includes identifying common envelope data in the FBPI. Identified common envelope data is removed...
Body armor with improved knife-stab resistance formed from flexible
Flexible body armor formed from flexible composites which have improved knife-stab resistance. The body armor is formed from composites which include layers of a...
Hybrid laminated fiber sheets
Hybrid laminated unidirectional fiber sheets, and assemblies thereof, having utility for impact absorption, ballistic-resistance, penetration-resistance, spall...
Solution spinning of UHMW Poly (alpha-olefin) with recovery and recycling
of volatile spinning solvent
A process for spinning high molecular weight poly (alph-olefin) filament, particularly ultrahigh molecular weight polyethylene filament, from solution in a...
Hydrofluorocarbon blown foam and method for preparation thereof
The invention relates to the addition of .alpha.-methyl styrene, isobutanol and/or isopropanol to reduce vapor pressure, improve k-factor, enhance the solubility...
Sensor calibration method and systems
A sensor calibration system includes a sensor having one or more sensing components formed on a substrate. A barcode can also be configured or printed from or on...
An exemplary heat exchanger includes a heat exchanger core having a core side fluid space and a cover plate and a substantially U-shaped wall fitted at one end...
Wireless oil filter sensor
A wireless oil filter sensing system includes an oil filter and a sensing mechanism that is connectable to the oil filter. The sensing mechanism includes one or...
Apparatus and method for identifying possible defect indicators for a
A method, apparatus, and computer program are provided for identifying possible indicators of a defective valve. The method, apparatus, and computer program...
System and method for hardening MRAM bits
A device is connected in parallel with an MTJ structure of an MRAM bit to shunt photocurrent away from and/or limit voltage across the MTJ structure during a...
Detecting radiation events in a ring laser gyroscope
A system for detecting radiation events in a ring laser gyro is provided. The system includes one or more photodetectors, that produce photocurrent signals to...
Method and system for detecting failures in an analog-to-digital converter
A method for detecting failures in an analog-to-digital converter includes monitoring a series of outputs from an analog-to-digital converter and detecting a...
Perspective view conformal traffic targets display
A system and method for displaying traffic targets in a conformal perspective view. The system comprises a display screen for graphical display of data, one or...
Fire location detection and estimation of fire spread through image
processing based analysis of detector...
A system and a method of establishing direction and velocity of fire development in a region. A fire profile based on a time sequence of alarming detectors...
Method and system of re-directing and backing up security system data at a
A monitoring system having a plurality of receivers connected to at least one other receiver such that data can be transmitted from a primary receiver to a...
Display with bright backlight
Methods and apparatus are provided for projecting light carrying a data image. The apparatus comprises a first layer having regions of electrically alterable...
Engine power extraction control system
An engine power extraction control system controls the main propulsion engines and the electrical machines that are coupled thereto to supply an appropriate...
Atomic layer deposition for turbine components
A method and superalloy component for depositing a layer of material onto gas turbine engine components by atomic layer deposition. A superalloy component may...
Preparation and application of novel chromium based nanocatalyst for
gas-phase fluorination and...
A process of reacting a metal chloride, especially chromium (III) chloride, with an alkali metal oleate at a temperature of from about 30.degree. to about...
Method of removing tar-forming gases from CVD/CVI furnace effluent
Method for removing tar-forming hydrocarbons from an effluent gas mixtures from Chemical Vapor Deposition or Chemical Vapor Infiltration processes. Method...
Method and system of providing power to a pressure and temperature sensing
A method and system of providing power to a pressure and temperature sensing element is provided. Polarity switching is added to a current source for a sensor,...
Air data system and method for rotary aircraft
An air data system and method for a rotary aircraft is described. The air data system includes a plurality of flush ports connected via tubing to a plurality of...
Method of power generation for airborne vehicles
A closed cycle turbine system is provided for the generation of power in a light, high altitude airborne vehicle. The closed cycle turbine system may operate...
Cytometer having telecentric optics
A mechanism for moving and positioning a light source so that its light impinges a target as it moves on or off axis of an optical system. A detector may receive...
System and method for facilitating target aiming and aircraft control
using aircraft displays
An improved system and method are disclosed for facilitating target aiming and aircraft control by flight crews using electronic displays. For example, an...