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A radar altimeter system with a closed-loop modulation for generating more accurate radar altimeter values. The present invention combines flight safety critical...
Intelligent component management for fire and other life safety systems
Automated systems and methods provide for enhanced management of components of fire safety systems. Components are identified which require action to ensure...
Precision, low drift, closed loop voltage reference
A voltage reference circuit receives an input voltage through a first port and a time varying input signal through a second port. The voltage reference circuit...
Antioxidant system for carbon--carbon brake materials with enhanced
resistance to humidity exposure
Method of improving humidity resistance in a coated article (19) comprising a carbon-carbon composite component (10), a graphite component (10), or a ceramic...
Turbocharger with balancing features
An exemplary thrust collar for a turbocharger includes a substantially annular body that includes an axis of rotation, a bore, opposing end surfaces where one of...
Thermostat with offset drive
A thermostat having a thermostat housing and a rotatable selector rotatably coupled to the thermostat housing via a support member. The rotatable selector is...
Thermostat with mechanical user interface
A thermostat having a thermostat housing and a rotatable selector disposed on the thermostat housing. The rotatable selector adapted to have a range of rotatable...
Apparatus and method of sampling semivolatile compounds
An apparatus and method for sampling semivolatile compounds is disclosed. A collection bag is placed around an air conditioning vent on an aircraft. An opening...
Supervised self organizing maps with fuzzy error correction
A system and a method for an automated intelligent information mining includes receiving unstructured text from various text sources; extracting multiple...
Methods and apparatus for displaying multiple data categories
Methods and apparatus are provided for displaying data categories. The apparatus comprises a display that is configured to produce a first visual presentation of...
RFID tag having multiple transceivers
Information is communicated between an RFID tag and first and second readers. A first transceiver of the RFID tag is controlled so that the first transceiver...
Titanium-aluminide turbine wheel and shaft assembly, and method for making
A titanium-aluminide turbine wheel (120, 220, 320, 420) is joined to the end of a shaft (110, 210, 310, 410) by utilizing a titanium surface on the end of the...
Apparatus and method for operating a valve using a cushion filter
A method, system, and computer program are provided for operating a valve using a cushion filter. The method, system, and computer program receive a process...
Variable group communication system
A flexible multi-processor communications system supports variable message lengths and variable groups and application designations at respective processors. The...
Use of sensors in a state observer for a diesel engine
Systems and methods for controlling an engine using feedback from one or more sensors are disclosed. An illustrative control system for controlling a diesel...
An elongated robotic member that is simple in design and structure, relatively inexpensive and consumes little power. In one illustrative embodiment, one or more...
Method and system for electronic compass calibration and verification
A method and system for calibrating a magnetic compass and/or verifying a compass calibration, using a calibration magnetic field produced by a field-generating...
Materials with enhanced properties for shallow trench isolation/premetal
The present invention relates to semiconductor device fabrication and more specifically to a method and material for forming high density shallow trench...
Physical vapor deposition targets and methods of formation
A method includes combining a solid first material and a solid second material and melting at least a portion of the first material sufficient to coat the second...
Pneumatic filter and method of making
A filter configured to be disposed within an air passage, for providing filtered air to a pneumatically controlled component. In one embodiment, the filter...
Identifying the location of an asset
According to an aspect of the present invention, an intelligent badge having the ability of collecting the identifiers of each of the badges located within the...
Control moment gyro spin bearing lubricant delivery system and method
A lubrication medium supply system and method for delivering lubricant to, for example, the spin bearings of a control moment gyro (CMG), includes a reservoir, a...
System and method for adaptive cancellation of disturbances
A disturbance-cancellation system and method is provided that facilitates the adaptive cancellation of periodic disturbances. The disturbance-cancellation system...
Method of testing
A method of testing a system including a plurality of modules, each of which in use, produces from an air supply, a product gas which is one of oxygen gas and...
Nano-crystalline and/or metastable metal hydrides as hydrogen source for
sensor calibration and self-testing
Sensor systems and methods are disclosed herein. In general, a sensor can be provided for detecting the presence of a gas (e.g., hydrogen) in an area proximate...
System and method for dumping surge flow into eductor primary nozzle for
A method and apparatus for dumping surge bleed air into a primary nozzle of a free gas turbine engine. The surge bleed air is introduced into gas turbine exhaust...
Method and apparatus for retrieving time series data related to an
A method and apparatus that processes time series, event and/or activity data of a process according to a data structure. The data structure defines one or more...
Optical system and method for particle detection
In accordance with various embodiments, particle detection systems and method for particle detection are provided. In exemplary embodiments, the particle...
Magnetic contact tamper switch for security accessories
A tamper detection switch is primarily for use in an enclosure of a security system component. The enclosure has a base and a cover that may be repositioned...
Thermal barrier coating with stabilized compliant microstructure
A thermal barrier coating for a gas turbine component includes a bond coating layer, at least a first segmented columnar ceramic layer on the bond coating layer,...
Pyramid socket suspension
An apparatus and method for flexibly suspending a sensing mechanism between a pair of cover plates, including a sensing mechanism formed in a crystalline silicon...
Low loss contact structures for silicon based optical modulators and
methods of manufacture
The present invention provides silicon based thin-film structures that can be used to form high frequency optical modulators. Devices of the invention are formed...
Cooperative camera network
A cooperative camera network involving segmenting an image of an object and extracting a color signature from it. The color signature may be matched with the...
Evacuation systems providing enhanced operational control
An evacuation system, which provides enhanced operational control to an operator. In an embodiment, each voice point module capable of playing evacuation...
Hybrid-electric vehicle having a matched reactance machine
A hybrid-electric vehicle including a matched reactance machine power generation system (MRMPGS). The MRMPGS comprises a permanent magnet rotor type machine...
Multiple function bulk acoustic wave liquid property sensor
A multifunction sensor based on a bulk acoustic wave (BAW) device can be used to obtain measurements of a liquid's corrosivity, viscosity, and conductance. A...
Hybrid inorganic/organic low k dielectric films with improved mechanical
A method of producing a nanoporous silica dielectric film having improved mechanical strength. A composition is formed which comprises in admixture a porogen, a...
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...
Profiled blades for turbocharger turbines, compressors, and the like
A rotor and an apparatus including a rotor are provided. For example, the apparatus can be a turbine or compressor having a housing in which the rotor rotates...
Pneumatic valve control using downstream pressure feedback and an air
turbine starter incorporating the same
A starter air valve assembly includes a valve body, a flow control valve, a rate control servo mechanism, and a valve actuator. The valve body defines a flow...
Cross direction wireless actuator
An intelligent wireless cross direction (CD) actuator includes a wireless radio transceiver, a controller and a memory section. The wireless radio transceiver is...
Fluid containment apparatus, and method of using same
A spillage-control boot apparatus for use during removal of a spin-on fluid filter from an engine block or other substrate. The boot apparatus includes a boot...
Thick film strain gage sensor
A strain gage sensor having improved operational aspects and lower production costs. The strain gage sensor includes two active resistors, two passive resistors,...
Disposable and trimmable wireless pressure sensor
A disposable pressure sensor includes a substrate and a pressure diaphragm formed upon the substrate. A sensor coil can be provided, comprising a capacitor and...
Dynamically balanced capacitive pick-off accelerometer
A Micro Electro-Mechanical System (MEMS) acceleration sensing device formed of a silicon substrate having a substantially planar surface; a pendulous sensing...
Gas sensor calibration system
An apparatus is described for calibrating at least one sensor within a gas detector (22), which detector has a gas inlet in fluid communication with the or each...
Effusion momentum control
A combustor liner for shielding an engine from heat generated in a combustion zone includes a sheet with a cool surface for intercepting a cooling air stream and...
Methods and apparatus for automatic magnetic compensation
A method for characterizing distortions in the earth's magnetic field caused by a vehicle having a magnetometer affixed therein is described. The method includes...
Method of assembling a balanced high speed generator rotor
An improved apparatus and method of having a pair of end caps on a rotor assembly of a multi-pole high-speed generator is provided for use with a turbine engine....
Seal removal tool
A tool for removing a seal is provided, wherein the seal has a grooved inner peripheral surface. The tool comprises a tubular member and at least two jaws. The...