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Simulated visual glideslope indicator on aircraft display
An apparatus and method for simulating airport lighting aids by providing a generator having a processor structured to receive a plurality of navigation signals...
Calibrated pressure sensor
A control system coupled to a pressure sensor calibrates the pressure sensor. The control system may measure a plurality of capacitance values at a plurality of...
System and method for providing direct web access to controllers in a
process control environment
A controller includes an execution environment capable of executing an application for controlling a process element in a processing environment. The controller...
Optical alignment for flow cytometry
An optical alignment system for aligning a light beam with a core flow in a flow stream. The flow stream may have a sheath fluid and a core flow, where the core...
Method and apparatus for displaying attitude, heading, and terrain data
A method for displaying attitude, heading, and navigation data on a single display is described. The method comprises configuring the display with terrain data,...
Single event upset hardened circuitry without sensitivity to overshoot
and/or undershoot conditions
An apparatus for hardening logic circuitry against a Single-Event-Effect condition and for providing immunity to an overshoot and undershoot condition is...
Method of making hydrofluorocarbons
A manufacturing process for making hydrofluorocarbons (HFCs), by reacting a hydrochlorocarbon and HF in a liquid phase catalytic reactor using a large mole ratio...
O-(3-chloropropenyl) hydroxylamine free base
An O-substituted hydroxylamine having the following general formula: R.sup.1--CHX--O--NH.sub.2 wherein X is hydrogen or an alkyl; and R.sup.1 is an...
Azeotrope-like compositions of pentafluoropropane and water
This invention provides azeotrope-like compositions of 1,1,1,3,3-pentafluoropropane and water that are environmentally desirable for use as refrigerants, aerosol...
Retention of ball bearing cartridge for turbomachinery
An exemplary housing for a turbocharger includes a substantially cylindrical bore having a longitudinal axis, an inner diameter, a proximate end and a distal...
Quadrature reduction in MEMS gyro devices using quad steering voltages
Devices and methods for reducing quadrature motion in a MEMS-type gyroscope are disclosed. A MEMS-type gyroscope in accordance with an illustrative embodiment of...
Method for in-system auto zeroing of a torque sensor in an automatic
transmission drive train
The invention relates to torque sensors or more particularly to automotive torque sensors which measure the torque transmitted at one or more positions within an...
System and method for multiplexing and transmitting DC power, IMU data and
RF data on a single cable
A system for providing connectivity to co-located instruments includes a processor for receiving and processing GPS data and IMU data, a GPS receiver antenna...
Perspective view primary flight display with terrain-tracing lines and
A display system and method are provided for a vehicle that includes a processor and a display. The processor is adapted to receive terrain data and navigation...
Radiation hardened latch
A radiation hardened latch is presented. The radiation hardened latch uses two redundant inverter paths to duplicate an input signal. The duplicated inverter...
Hard, ductile coating system
The invention provides hard, ductile coatings comprising a ductile bonding layer of zirconium or titanium alloyed with a precious metal and a hard, surface layer...
Formation of multilayer sheets containing PCTFE and COC for blister
Multilayer sheets and films are provided that include a layer of a fluoropolymer material and a layer of a thermoplastic polymer material. More particularly, an...
Flexible fabric from fibrous web and discontinuous domain matrix
A composite having a plurality of filaments arranged in a fibrous web that is held together in a unitary structure by a domain matrix. The domain matrix...
Electrical connector backshell assemblies
An electrical connector backshell assembly may include at least one cable containing at least one electrical wire that is protected by a shield, at least a...
Valve assembly having a pressure balanced segment seal
A plug valve assembly includes a plug and a segment seal assembly. The segment seal assembly is configured to reduce the differential pressure load across the...
Dual action inlet door and method for use thereof
An inlet door assembly and method for reducing noise from an auxiliary power unit (APU) contained within an aircraft housing is provided. The inlet assembly...
Modular sensing apparatus
A modular sensing apparatus includes a sensing diaphragm that accommodates a particular pressure range. A pressure port can be connected to the sensing diaphragm...
MEMS sensor package leak test
Methods and apparatus are provided for detecting leaks in a MEMS sensor package, and in particular, a MEMS sensor package that includes an oscillating structure...
System and method for enhanced situational awareness of terrain in a
vertical situation display
A vertical situation display ("VSD") system according to the invention generates a terrain image that represents a profile view of terrain elevation relative to...
Circuit and method for extending microcontroller analog input capability
A circuit and method extends the analog input capability of a microcontroller by including an autonomous sequence control circuit that supplies input signal...
System and method for displaying validity of airport visual approach slope
An improved system and method are disclosed for indicating the validity of airport runway visual approach slope indicators on an aircraft display. An aircraft...
360-Degree magnetoresistive rotary position sensor
A 360-degree magnetoresistive rotary position sensor comprises a magnetic linear sensor and a magnetic angular sensor, formed on a semiconductor substrate. The...
Apparatus and method to control torque and voltage of an AC machine
A method of controlling a power converter (258) of a synchronous machine drive system (100) determines position and speed of a rotor (350) of the synchronous...
Process for isomerization of 2-halothiophene to 3-halothiophene
An improved process and catalyst system for the isomerization of halothiophenes. More particularly, an improved process for the isomerization of...
System and method for robust time partitioning of tasks in a real-time
A time-partitioned system for accounting for processor time consumed by operating system services provided on behalf of an application runs in a real-time...
Fault tolerant data communication network
The present invention provides a fault tolerant bus architecture and protocol for use in an Integrated Hazard Avoidance System of the type generally used in...
Ground operations and imminent landing runway selection
A method, computer program product and apparatus for locating aircraft with respect to airport runways and environs, generating a graphical display of the...
Method and apparatus for an integrated GPS receiver and electronic
compassing sensor device
At least one magnetic field sensing device and GPS receiver integrated in a discrete, single-chip package, and a method of manufacture for the same. Rather than...
Method and apparatus for reduction of perceived display reflections
A method and apparatus for reducing the magnitude and edge clarity of the luminosity of an undesired image of a external object reflected from a portion of a...
Automatic weather radar system and method
Methods and apparatus are provided for operating a radar system to provide a thunderstorm image to a pilot. The method comprises using one or more radar scans...
Variable enhanced ground proximity warning system look-ahead offset and
The present invention includes a system, method and computer program product for reducing nuisance warnings during low altitude flight conditions and in the...
Passive wireless acoustic wave chemical sensor
A passive wireless acoustic wave chemical sensor can be utilized for monitoring the concentration of an analyte in a substance such as blood. Such an acoustic...
Generation and distribution of a dual-redundant logic supply voltage for
an electrical system
A power supply device (20) for an electrical system generates a primary logic supply voltage signal and one or more backup logic supply voltage signals from a...
Vertical hall effect device
A vertical Hall effect apparatus, including methods thereof. A substrate layer can be provided upon which an epitaxial layer is formed. The epitaxial layer is...
1,1,1,3,3,3-hexafluoropropane purification with photochlorination
A continuous, vapor phase method for purifying a crude mixture of 1,1,1,3,3,3-hexafluoropropane and one or more unsaturated fluorocarbon compounds, the process...
Process for the Kumada coupling reaction
A method for the formation of 3-alkylthiophenes or 3-arylthiophenes from 3-halothiophenes. More particularly, improvements on the Kumada coupling reaction for...
Compressor stage separation system
An exemplary separator for coupling to a compressor includes a separation region substantially defined by an outer wall, part of an inner wall and an...
Accuracy enhancement of a sensor during an anomalous event
A method for enhancing the accuracy of a sensor is provided. The method includes determining a measure of the output of the sensor, determining whether the...
Magnetic field sensing device
Two sensor units are formed from magnetoresistive material. Elements of the first sensor unit have a total anisotropy field in a first direction. Elements of the...
Bimetallic plate-fin titanium based heat exchanger
A heat exchanger of the plate-fin type has fins of one metal brazed to a plate made of a different metal for use in oil coolers, condensers, evaporators, and the...
Torque sensor integrated with engine components
A torque sensor system and method. An automotive engine is located opposite a torque converter, such that a shaft extends from the engine and interacts with the...
Fuel delivery system having an ecology valve
A fuel control system for a gas turbine engine is disclosed that includes a flow path carrying fuel from a fuel source to a combustion chamber, an ecology valve...
Virtual memory translator for real-time operating systems
A multi-tiered lookup table is used to progressively map a virtual address to a specific control word that facilitates resolution of the virtual address for a...