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Sensor for measuring wind angle
A differential pressure-induced airflow based approach is used to measure Angle-Of-Attack (AOA) or Angle-Of-Sideslip (AOS) for an aircraft. Ports on opposing...
Rotor assembly having bonded lamination stack
A rotor assembly includes a stack of laminations that are bonded together by a dielectric bonding agent. The laminations and the dielectric bonding agent have...
Sensor placement and control design for distributed parameter systems
A sensor placement algorithm uses process data to determine the optimal distribution of sensors in a distributed parameter manufacturing system. An automatic...
Constraint based material trimming controller
A pattern solution set for paper roll trimming to fulfill orders is generated using constraint programming and a heuristic. For every pattern generated, an...
Control system apparatus and method using a controlled device for manual
A system for commissioning a controller accepts a different manual input during each of several different phases of the installation and provides the installer...
Apparatus for displaying detected wires to an aircraft flight crew
The pilot or crew of an aircraft is alerted to the danger presented by wires in the vicinity of the aircraft by a flight instrument which includes a plurality of...
An inflatable antenna has a plurality of inflatable tori including a first toroidal member and a second toroidal member arranged one radially inward of the...
Methods and systems for improving the duty cycle output of a vehicle speed
A system for improving the duty cycle output of a vehicle speed sensor circuit is disclosed. The vehicle speed sensor circuit can be configured, for example as a...
Methods and structure for improving wafer bow control
A method for controlling bow in wafers which utilize doped layers is described. The method includes depositing a silicon-germanium layer onto a substrate,...
Densified sintered powder and method
A powder for metal injection molding of has a silicon content of less than 0.1%. Silica inclusions are substantially eliminated in the finished molded product.
Multi-aperture optical dimming system
A dimming system is provided that facilitates a wide dimming range and precise control of the dimming range. In one embodiment, the dimming system comprises a...
Reduced start time for MEMS gyroscope
By applying a first value of voltage to a first side of a MEMS gyroscope and applying a second value of voltage to a second side of the MEMS gyroscope, the start...
Apparatus and method for accurate pipeline surveying
A pipeline surveying system including a pipeline pig can accurately provide a pipeline profile after correlation with a previously determined GPS survey. An...
Methods and apparatus for radar signal reception
An antenna is described which includes first, second, and third conductive layers and a first and second laminate to separate the layers. The laminates are...
Snap action thermal switch
A simplified snap-action micromachined thermal switch having a bimodal thermal actuator fabricated from non-ductile materials such as silicon, glass, silicon...
Gas turbine engine starter generator with switchable exciter stator
A rotating electrical machine, such as an aircraft starter-generator, includes an exciter that has its stator windings divided into a number of sections. A...
Micro-machined electromechanical sensors (MEMS) devices
Micro-machined electromechanical sensor (MEMS) devices having feature orientation delicately adjusted after initial formation and installation within the device...
Multilayer laminate for use in chemical barrier packaging
A multilayer laminate suitable for use as a packaging film, more particularly for use as a chemical barrier packaging film, and suitable for packaging products...
Methods of operating an electrostatically actuated pump
Methods and apparatus for electrostatically pumping fluids without passing the fluids through the electric field of the pump are contemplated. Electrostatic...
Turbine efficiency tailoring
A turbomachinery apparatus. A turbine is provided with a retainer having a bore step element for turbine wheel retention, and with an aperture manifesting a...
Battle override valve
A fuel control system, battle override valve and a method of controlling bypass fuel in a fuel system are disclosed. A battle override valve 30 for an engine...
Ripple scheduling for end-to-end global resource management
A global resource manager is provided for each node of a plurality of nodes of a distributed data processing system. Each node can be a coordinator node, an...
Enhanced memory module architecture
A memory module architecture that supports Flash and static memory devices in addition to dynamic memory devices. The module architecture of the present...
Relative intensity noise controller with maximum gain at frequencies at or
above the bias modulation frequency...
A system and method is provided which suppresses relative intensity noise in a fiber optic gyroscope by taking advantage of the frequency response of erbium...
Embedded digitization system
An embedded digitization system which enables a military platform to receive, transmit and process a variety of types of information for a variety of purposes....
Azeotrope-like compositions of pentafluoropropane, chloropropane and
This invention provides azeotrope-like compositions of 1,1,1,3,3-pentafluoropropane, 2-chloropropane and dichloroethylene that are environmentally desirable for...
Polyethylene protective yarn
High strength polyethylene yarns useful in ballistic-resistant, cut-resistant and other applications, fabrics produced from these yarns and the methods by which...
Composite material comprising oriented carbon nanotubes in a carbon matrix
and process for preparing same
Fiber spinning of two polymer compositions wherein one of the compositions contains carbon nanotubes produces structures such as fibers, ribbons, yarns and films...
Fiber-optic vibration sensor based on frequency modulation of light-excited
A sensor device for detecting vibration, including a laser light, a first optical fiber for transmitting the laser light, an oscillator to receive the...
Computer efficient linear feedback shift register
A fast pseudo-random number generator, which can be employed in a variety of systems such as a stream cipher cryptosystem or a Monte Carlo simulation system,...
Laser adjusted set-point of bimetallic thermal disc
A thermal switch having a thermally, responsive bimetallic member that exhibits a snap-action response and a pair of relatively movable contacts positioned...
Polycarbosilane adhesion promoters for low dielectric constant polymeric
The adhesion of low k poly(arylene ether) dielectric coating compositions is effectively enhanced by a polycarbosilane promoter additive or primer. A coating...
Smart determination of dissolved oxygen probe operating bias
A method and system for determining dissolved oxygen is disclosed. One or more constant currents are driven through amperometric-type dissolved oxygen probes to...
Control system and method for implementing fixed cabin pressure rate of
change during aircraft climb
An aircraft cabin pressure control system that controls cabin altitude during aircraft ascent to a cruise altitude, such that, under most operational...
Solution separation method and apparatus for ground-augmented global
Global positioning systems (GPSs) estimate positions of vehicles based on signals from earth-orbiting satellite transmitters. For accuracy and reliability...
One's complement cryptographic combiner
A stream cipher cryptosystem includes a pseudo-random number generator receiving a key and providing a keystream. A cryptographic combiner combines a first...
Sensing methods and systems for hall and/or MR sensors
Magnetic sensing methods and systems are disclosed. A minimum magnetic signal output and a maximum magnetic signal output can be detected utilizing a sensor...
High speed generator with integrally formed rotor coil support wedges
A coil support wedge for a high speed generator is integrally constructed and includes a plurality of flow passageways. Because it is integrally formed, the...
Azeotrope-like compositions of 1-chloro-1,3,3,3-tetrafluoropropane and
Provided are azeotropic and azeotrope-like mixtures of 1-chloro-1,3,3,3-tetrafluoropropane and 1,2-dichloro-3,3,3-trifluoropropene that are useful as an...
Poly(chlorotrifluoroethylene/vinylidenefluoride/vinylester) copolymers with
excellent long term ultraviolet...
A composition containing a non-flammable chlorofluoro-olefin copolymer having a crystallinity index less than about 10% and a weight-average molecular weight...
Conductive integrated circuit metal alloy interconnections, electroplating
anodes; metal alloys for use as a...
A physical vapor deposition target includes an alloy of copper and silver, with the silver being present in the alloy at from less than 1.0 at % to 0.001 at %....
Gas port sealing for CVD/CVI furnace hearth plates
A method and apparatus for sealing gas ports in CVD/CVI furnaces and processes is disclosed. A fluid direction nozzle (160) is positioned between a top lip (101)...
Momentum control system and method
A momentum control system and method is provided that provides attitude control for a vehicle while minimizing the negative effects of the momentum control...
3D array of integrated cells for the sampling and detection of air bound
chemical and biological species
An integrated mesopump-sensor suitable for disposition in two- and three-dimensional arrays having small dimensions is disclosed. One mesopump is formed of an...
Microwave planar motion sensor
A planar microstrip microwave transceiver employing a chip on board design where all components can be surface mounted. The transceiver employs a surface mounted...
Controller input/output module visual indicator and safety means
A controller input/output module visual indicator and safety means including a light redirector, terminal block assembly and at least one circuit having at least...
An electrical power system includes an electric power source providing AC power to a load. A wideband voltage controller provides a wideband control signal...
Apparatus and method for measuring mass in a microgravity environment
An apparatus and method of measuring the mass of a test specimen located in a microgravity environment. The test specimen is attached to the free end of a...
Oxygen scavenging polyamide compositions suitable for pet bottle
Oxygen scavenging barrier polyamide compositions exhibiting high oxygen scavenging capability as well as good coinjection stretch blow moldability ...
Carbon barrier controlled metal infiltration layer for enhanced oxidation
The invention provides for oxidatively resistant silicon carbide coated carbon/carbon composites, a method for the preparation of these materials, and their use...